`\r\n\t\t\t\t}\r\n\r\n\t\t\t}\r\n\t\t})\r\n\t\t\t.catch(error => {\r\n\t\t\t\tconsole.log(error)\r\n\t\t\t})\r\n\t\t// END AXIOS\r\n\t}\r\n\r\n\tconst GetSuburbAveragePrice = (postCode) => {\r\n\t\tlet url = `/search/childcarecosts?postcode=${postCode}`\r\n\t\t//Do Axios\r\n\t\taxios.get(url).then((response: any) => {\r\n\r\n\t\t\tif (!!response.data && response.data?.amountWithCurrency != \"\") {\r\n\t\t\t\tlet subtitle = document.getElementById('recommends-subtitle')\r\n\t\t\t\tif (!!subtitle) {\r\n\t\t\t\t\tsubtitle.innerHTML = `
${response.data.amountWithCurrency}pd avg cost of childcare\r\n \r\n );\r\n}","import * as React from \"react\";\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\nimport { ResultsChartComponent } from \"./ResultsChartComponent\";\r\nimport { ResultsCostComponent } from \"./ResultsCostComponent\";\r\nimport { PoliticalTableComponent } from \"./PoliticalTableComponent\";\r\n\r\nexport const ResultsComponent = () => {\r\n const {\r\n state,\r\n dispatch,\r\n PageViewGa,\r\n } = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n // Default to \"Current\" tab when loading\r\n React.useEffect(() => {\r\n dispatch({ type: \"SET_CURRENT\", payload: true })\r\n\r\n document.querySelector('#ccsc-progress').scrollLeft = 100\r\n\r\n // Send a page view event whenever results are viewed\r\n PageViewGa()\r\n }, [])\r\n\r\n return (\r\n \r\n \r\n );\r\n}","import * as React from \"react\";\r\nimport * as ReactDOM from \"react-dom\";\r\n\r\nimport { ChildCareSubsidyCalculatorProvider } from \"./context/ChildCareSubsidyCalculatorState\";\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\nimport { YourChildrenComponent } from \"./YourChildrenComponent\";\r\nimport { FamilyIncomeWorkComponent } from \"./FamilyIncomeWorkComponent\";\r\nimport { ResultsComponent } from \"./ResultsComponent\";\r\n\r\nconst ChildCareSubsidyCalculatorApp = (props) => {\r\n const {\r\n state,\r\n dispatch,\r\n AddNewChild,\r\n CheckChildFields,\r\n CheckParentFields,\r\n BackFromResults,\r\n SubmitForm,\r\n } = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n const { data } = props\r\n\r\n const [firstLoad, setFirstLoad] = React.useState(true)\r\n\r\n React.useEffect(() => {\r\n // Only scroll to the title if its not the initial page load\r\n if (!firstLoad) {\r\n document.querySelector('#ccsc-container').scrollIntoView({\r\n behavior: 'smooth',\r\n block: 'start',\r\n });\r\n\t\t}\r\n setFirstLoad(false)\r\n }, [state.page])\r\n\r\n // useEffect to put props into state when page loads\r\n React.useEffect(() => {\r\n //console.log('PROPS::', props)\r\n\r\n if (!!data.HashId) {\r\n\r\n // Format income to be a whole thousand\r\n let incomeRemainder = data.FamilyDetails.CombinedIncome % 1000\r\n let formattedIncome = data.FamilyDetails.CombinedIncome - incomeRemainder\r\n\r\n let jsonData = {\r\n ChildDetails: data.FamilyDetails.ChildDetails,\r\n ParentCount: data.FamilyDetails.ParentCount,\r\n ActivityHours: data.FamilyDetails.ActivityHours,\r\n CombinedIncome: formattedIncome,\r\n SuburbId: data.SelectedLocation.key,\r\n //Email: data.ParentEmail,\r\n }\r\n\r\n SubmitForm(jsonData, data.HashId, data.SelectedLocation)\r\n\r\n dispatch({\r\n type: \"LOAD_PROPS_INTO_STATE\",\r\n payload: {\r\n id: data.HashId,\r\n childDetails: data.FamilyDetails.ChildDetails,\r\n combinedIncome: data.FamilyDetails.CombinedIncome,\r\n activityHours: data.FamilyDetails.ActivityHours,\r\n parentCount: data.FamilyDetails.ParentCount,\r\n suburbId: data.SelectedLocation.key,\r\n suburbLabel: data.SelectedLocation.label,\r\n suburbPostCode: data.SelectedLocation.postcode,\r\n isParentLoggedIn: data.IsParentLoggedIn,\r\n email: data.ParentEmail,\r\n recapKey: data.Rcap,\r\n }\r\n })\r\n\r\n } else {\r\n dispatch({\r\n type: \"LOAD_USER_INTO_STATE\",\r\n payload: {\r\n isParentLoggedIn: data.IsParentLoggedIn,\r\n email: data.ParentEmail,\r\n recapKey: data.Rcap,\r\n }\r\n })\r\n }\r\n \r\n }, [])\r\n\r\n\r\n return (\r\n \r\n\r\n \r\n );\r\n}\r\n\r\n(window as any).RenderChildCareSubsidyCalculatorComponent = function (props) {\r\n\tReactDOM.render(\r\n\t\t\r\n \r\n\t\t, document.getElementById(\"childCareSubsidyCalculatorComponent\"));\r\n}","// The module cache\nvar __webpack_module_cache__ = {};\n\n// The require function\nfunction __webpack_require__(moduleId) {\n\t// Check if module is in cache\n\tvar cachedModule = __webpack_module_cache__[moduleId];\n\tif (cachedModule !== undefined) {\n\t\treturn cachedModule.exports;\n\t}\n\t// Create a new module (and put it into the cache)\n\tvar module = __webpack_module_cache__[moduleId] = {\n\t\tid: moduleId,\n\t\tloaded: false,\n\t\texports: {}\n\t};\n\n\t// Execute the module function\n\t__webpack_modules__[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n\t// Flag the module as loaded\n\tmodule.loaded = true;\n\n\t// Return the exports of the module\n\treturn module.exports;\n}\n\n// expose the modules object (__webpack_modules__)\n__webpack_require__.m = __webpack_modules__;\n\n","// getDefaultExport function for compatibility with non-harmony modules\n__webpack_require__.n = (module) => {\n\tvar getter = module && module.__esModule ?\n\t\t() => (module['default']) :\n\t\t() => (module);\n\t__webpack_require__.d(getter, { a: getter });\n\treturn getter;\n};","// define getter functions for harmony 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module.children = [];\n\treturn module;\n};","__webpack_require__.j = 166;","// no baseURI\n\n// object to store loaded and loading chunks\n// undefined = chunk not loaded, null = chunk preloaded/prefetched\n// [resolve, reject, Promise] = chunk loading, 0 = chunk loaded\nvar installedChunks = {\n\t166: 0\n};\n\n// no chunk on demand loading\n\n// no prefetching\n\n// no preloaded\n\n// no HMR\n\n// no HMR manifest\n\n__webpack_require__.O.j = (chunkId) => (installedChunks[chunkId] === 0);\n\n// install a JSONP callback for chunk loading\nvar webpackJsonpCallback = (parentChunkLoadingFunction, data) => {\n\tvar [chunkIds, moreModules, runtime] = data;\n\t// add \"moreModules\" to the modules object,\n\t// then flag all \"chunkIds\" as loaded and fire callback\n\tvar moduleId, chunkId, i = 0;\n\tfor(moduleId in moreModules) {\n\t\tif(__webpack_require__.o(moreModules, moduleId)) {\n\t\t\t__webpack_require__.m[moduleId] = moreModules[moduleId];\n\t\t}\n\t}\n\tif(runtime) runtime(__webpack_require__);\n\tif(parentChunkLoadingFunction) parentChunkLoadingFunction(data);\n\tfor(;i < chunkIds.length; i++) {\n\t\tchunkId = chunkIds[i];\n\t\tif(__webpack_require__.o(installedChunks, chunkId) && installedChunks[chunkId]) {\n\t\t\tinstalledChunks[chunkId][0]();\n\t\t}\n\t\tinstalledChunks[chunkIds[i]] = 0;\n\t}\n\t__webpack_require__.O();\n}\n\nvar chunkLoadingGlobal = self[\"webpackChunkc4k\"] = self[\"webpackChunkc4k\"] || [];\nchunkLoadingGlobal.forEach(webpackJsonpCallback.bind(null, 0));\nchunkLoadingGlobal.push = webpackJsonpCallback.bind(null, chunkLoadingGlobal.push.bind(chunkLoadingGlobal));","// startup\n// Load entry module and return exports\n// This entry module depends on other loaded chunks and execution need to be delayed\nvar __webpack_exports__ = __webpack_require__.O(undefined, [592], () => (__webpack_require__(89679)))\n__webpack_exports__ = __webpack_require__.O(__webpack_exports__);\n"],"sourceRoot":""}
`\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t})\r\n\t\t\t.catch(error => {\r\n\t\t\t\tconsole.log(error)\r\n\t\t\t})\r\n\t\t// END AXIOS\r\n\t}\r\n\r\n\t// Send a page view event\r\n\tconst PageViewGa = () => {\r\n\t\tlet pathandQuery = location.pathname + location.search;\r\n\t\tc4kCore.analyticsTrackPageView(pathandQuery)\r\n\t}\r\n\r\n\treturn (\r\n\r\n\t\t/*Must add any function names to the provider value object*/\r\n\t\t/*You can also customise the values ie name = state.name*/\r\n\t\t/*You will use the keys from this object to unpack the values in components*/\r\n\t\t\r\n\t\t\t{props.children}\r\n\t\t\r\n\t);\r\n}\r\n\r\nexport { ChildCareSubsidyCalculatorContext, ChildCareSubsidyCalculatorProvider };","import * as React from \"react\";\r\nimport Slider from 'react-input-slider';\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\n\r\nconst activeButton: string = \"button cta-filter\";\r\nconst inactiveButton: string = \"button cta-tertiary text-base font-normal border-skin-neutral-light\";\r\n\r\nexport const YourChildrenComponent = () => {\r\n\r\n const {\r\n state,\r\n SetChildSliderValue,\r\n SetChildAttribute,\r\n AddSimilarChild,\r\n RemoveChild\r\n } = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n return (\r\n \r\n\r\n \r\n );\r\n}","import * as React from \"react\";\r\nimport AsyncSelect from 'react-select/async';\r\nimport axios from \"axios\";\r\n\r\ntype Props = {\r\n handleSelect: (value: suburbObject) => void,\r\n value: string,\r\n label:string,\r\n}\r\n\r\ntype State = {\r\n value: string,\r\n label: string,\r\n}\r\n\r\ntype suburbObject = {\r\n value: string,\r\n label: string,\r\n}\r\n\r\nconst url = (window as any).c4k.urls.locationAutocomplete\r\n\r\nexport class CcscSuburbAutocomplete extends React.Component {\r\n constructor(props) {\r\n super(props);\r\n\r\n this.state = {\r\n value: !!props.value && props.value != \"\" ? props.value : '',\r\n label: !!props.label && props.label != \"\" ? props.label : '',\r\n };\r\n }\r\n\r\n state: State = {\r\n value: null,\r\n label: null,\r\n }\r\n\r\n // Filter logic\r\n GetSuggestions = (value) => {\r\n const inputValue = value.trim().toLowerCase();\r\n\r\n let queryUrl = url + \"?term=\" + inputValue;\r\n\r\n if (inputValue.length > 2) {\r\n\r\n return new Promise>((resolve, reject) => {\r\n axios.get(queryUrl).then((response: any) => {\r\n\r\n // Format to an array that matches the value label structure\r\n let results = response.data.map(suburb => {\r\n return {\r\n value: suburb.key,\r\n label: suburb.label,\r\n postcode: suburb.postcode\r\n }\r\n })\r\n\r\n resolve(results)\r\n })\r\n .catch(error => {\r\n console.log('Suburb search error', error)\r\n })\r\n })\r\n }\r\n };\r\n\r\n HandleChange = (value) => {\r\n this.props.handleSelect(value)\r\n }\r\n\r\n render() {\r\n\r\n return (\r\n \r\n \r\n );\r\n}","/*!\n * Chart.js v3.7.0\n * https://www.chartjs.org\n * (c) 2021 Chart.js Contributors\n * Released under the MIT License\n */\nimport { r as requestAnimFrame, a as resolve, e as effects, c as color, d as defaults, i as isObject, b as isArray, v as valueOrDefault, u as unlistenArrayEvents, l as listenArrayEvents, f as resolveObjectKey, g as isNumberFinite, h as createContext, j as defined, s as sign, k as isNullOrUndef, _ as _arrayUnique, t as toRadians, m as toPercentage, n as toDimension, T as TAU, o as formatNumber, p as _angleBetween, H as HALF_PI, P as PI, q as isNumber, w as _limitValue, x as _lookupByKey, y as getRelativePosition$1, z as _isPointInArea, A as _rlookupByKey, B as getAngleFromPoint, C as toPadding, D as each, E as getMaximumSize, F as _getParentNode, G as readUsedSize, I as throttled, J as supportsEventListenerOptions, K as _isDomSupported, L as log10, M as _factorize, N as finiteOrDefault, O as callback, Q as _addGrace, R as toDegrees, S as _measureText, U as _int16Range, V as _alignPixel, W as clipArea, X as renderText, Y as unclipArea, Z as toFont, $ as _toLeftRightCenter, a0 as _alignStartEnd, a1 as overrides, a2 as merge, a3 as _capitalize, a4 as descriptors, a5 as isFunction, a6 as _attachContext, a7 as _createResolver, a8 as _descriptors, a9 as mergeIf, aa as uid, ab as debounce, ac as retinaScale, ad as clearCanvas, ae as setsEqual, af as _elementsEqual, ag as _isClickEvent, ah as _isBetween, ai as _readValueToProps, aj as _updateBezierControlPoints, ak as _computeSegments, al as _boundSegments, am as _steppedInterpolation, an as _bezierInterpolation, ao as _pointInLine, ap as _steppedLineTo, aq as _bezierCurveTo, ar as drawPoint, as as addRoundedRectPath, at as toTRBL, au as toTRBLCorners, av as _boundSegment, aw as _normalizeAngle, ax as getRtlAdapter, ay as overrideTextDirection, az as _textX, aA as restoreTextDirection, aB as noop, aC as distanceBetweenPoints, aD as _setMinAndMaxByKey, aE as niceNum, aF as almostWhole, aG as almostEquals, aH as _decimalPlaces, aI as _longestText, aJ as _filterBetween, aK as _lookup } from './chunks/helpers.segment.js';\nexport { d as defaults } from './chunks/helpers.segment.js';\n\nclass Animator {\n constructor() {\n this._request = null;\n this._charts = new Map();\n this._running = false;\n this._lastDate = undefined;\n }\n _notify(chart, anims, date, type) {\n const callbacks = anims.listeners[type];\n const numSteps = anims.duration;\n callbacks.forEach(fn => fn({\n chart,\n initial: anims.initial,\n numSteps,\n currentStep: Math.min(date - anims.start, numSteps)\n }));\n }\n _refresh() {\n if (this._request) {\n return;\n }\n this._running = true;\n this._request = requestAnimFrame.call(window, () => {\n this._update();\n this._request = null;\n if (this._running) {\n this._refresh();\n }\n });\n }\n _update(date = Date.now()) {\n let remaining = 0;\n this._charts.forEach((anims, chart) => {\n if (!anims.running || !anims.items.length) {\n return;\n }\n const items = anims.items;\n let i = items.length - 1;\n let draw = false;\n let item;\n for (; i >= 0; --i) {\n item = items[i];\n if (item._active) {\n if (item._total > anims.duration) {\n anims.duration = item._total;\n }\n item.tick(date);\n draw = true;\n } else {\n items[i] = items[items.length - 1];\n items.pop();\n }\n }\n if (draw) {\n chart.draw();\n this._notify(chart, anims, date, 'progress');\n }\n if (!items.length) {\n anims.running = false;\n this._notify(chart, anims, date, 'complete');\n anims.initial = false;\n }\n remaining += items.length;\n });\n this._lastDate = date;\n if (remaining === 0) {\n this._running = false;\n }\n }\n _getAnims(chart) {\n const charts = this._charts;\n let anims = charts.get(chart);\n if (!anims) {\n anims = {\n running: false,\n initial: true,\n items: [],\n listeners: {\n complete: [],\n progress: []\n }\n };\n charts.set(chart, anims);\n }\n return anims;\n }\n listen(chart, event, cb) {\n this._getAnims(chart).listeners[event].push(cb);\n }\n add(chart, items) {\n if (!items || !items.length) {\n return;\n }\n this._getAnims(chart).items.push(...items);\n }\n has(chart) {\n return this._getAnims(chart).items.length > 0;\n }\n start(chart) {\n const anims = this._charts.get(chart);\n if (!anims) {\n return;\n }\n anims.running = true;\n anims.start = Date.now();\n anims.duration = anims.items.reduce((acc, cur) => Math.max(acc, cur._duration), 0);\n this._refresh();\n }\n running(chart) {\n if (!this._running) {\n return false;\n }\n const anims = this._charts.get(chart);\n if (!anims || !anims.running || !anims.items.length) {\n return false;\n }\n return true;\n }\n stop(chart) {\n const anims = this._charts.get(chart);\n if (!anims || !anims.items.length) {\n return;\n }\n const items = anims.items;\n let i = items.length - 1;\n for (; i >= 0; --i) {\n items[i].cancel();\n }\n anims.items = [];\n this._notify(chart, anims, Date.now(), 'complete');\n }\n remove(chart) {\n return this._charts.delete(chart);\n }\n}\nvar animator = new Animator();\n\nconst transparent = 'transparent';\nconst interpolators = {\n boolean(from, to, factor) {\n return factor > 0.5 ? to : from;\n },\n color(from, to, factor) {\n const c0 = color(from || transparent);\n const c1 = c0.valid && color(to || transparent);\n return c1 && c1.valid\n ? c1.mix(c0, factor).hexString()\n : to;\n },\n number(from, to, factor) {\n return from + (to - from) * factor;\n }\n};\nclass Animation {\n constructor(cfg, target, prop, to) {\n const currentValue = target[prop];\n to = resolve([cfg.to, to, currentValue, cfg.from]);\n const from = resolve([cfg.from, currentValue, to]);\n this._active = true;\n this._fn = cfg.fn || interpolators[cfg.type || typeof from];\n this._easing = effects[cfg.easing] || effects.linear;\n this._start = Math.floor(Date.now() + (cfg.delay || 0));\n this._duration = this._total = Math.floor(cfg.duration);\n this._loop = !!cfg.loop;\n this._target = target;\n this._prop = prop;\n this._from = from;\n this._to = to;\n this._promises = undefined;\n }\n active() {\n return this._active;\n }\n update(cfg, to, date) {\n if (this._active) {\n this._notify(false);\n const currentValue = this._target[this._prop];\n const elapsed = date - this._start;\n const remain = this._duration - elapsed;\n this._start = date;\n this._duration = Math.floor(Math.max(remain, cfg.duration));\n this._total += elapsed;\n this._loop = !!cfg.loop;\n this._to = resolve([cfg.to, to, currentValue, cfg.from]);\n this._from = resolve([cfg.from, currentValue, to]);\n }\n }\n cancel() {\n if (this._active) {\n this.tick(Date.now());\n this._active = false;\n this._notify(false);\n }\n }\n tick(date) {\n const elapsed = date - this._start;\n const duration = this._duration;\n const prop = this._prop;\n const from = this._from;\n const loop = this._loop;\n const to = this._to;\n let factor;\n this._active = from !== to && (loop || (elapsed < duration));\n if (!this._active) {\n this._target[prop] = to;\n this._notify(true);\n return;\n }\n if (elapsed < 0) {\n this._target[prop] = from;\n return;\n }\n factor = (elapsed / duration) % 2;\n factor = loop && factor > 1 ? 2 - factor : factor;\n factor = this._easing(Math.min(1, Math.max(0, factor)));\n this._target[prop] = this._fn(from, to, factor);\n }\n wait() {\n const promises = this._promises || (this._promises = []);\n return new Promise((res, rej) => {\n promises.push({res, rej});\n });\n }\n _notify(resolved) {\n const method = resolved ? 'res' : 'rej';\n const promises = this._promises || [];\n for (let i = 0; i < promises.length; i++) {\n promises[i][method]();\n }\n }\n}\n\nconst numbers = ['x', 'y', 'borderWidth', 'radius', 'tension'];\nconst colors = ['color', 'borderColor', 'backgroundColor'];\ndefaults.set('animation', {\n delay: undefined,\n duration: 1000,\n easing: 'easeOutQuart',\n fn: undefined,\n from: undefined,\n loop: undefined,\n to: undefined,\n type: undefined,\n});\nconst animationOptions = Object.keys(defaults.animation);\ndefaults.describe('animation', {\n _fallback: false,\n _indexable: false,\n _scriptable: (name) => name !== 'onProgress' && name !== 'onComplete' && name !== 'fn',\n});\ndefaults.set('animations', {\n colors: {\n type: 'color',\n properties: colors\n },\n numbers: {\n type: 'number',\n properties: numbers\n },\n});\ndefaults.describe('animations', {\n _fallback: 'animation',\n});\ndefaults.set('transitions', {\n active: {\n animation: {\n duration: 400\n }\n },\n resize: {\n animation: {\n duration: 0\n }\n },\n show: {\n animations: {\n colors: {\n from: 'transparent'\n },\n visible: {\n type: 'boolean',\n duration: 0\n },\n }\n },\n hide: {\n animations: {\n colors: {\n to: 'transparent'\n },\n visible: {\n type: 'boolean',\n easing: 'linear',\n fn: v => v | 0\n },\n }\n }\n});\nclass Animations {\n constructor(chart, config) {\n this._chart = chart;\n this._properties = new Map();\n this.configure(config);\n }\n configure(config) {\n if (!isObject(config)) {\n return;\n }\n const animatedProps = this._properties;\n Object.getOwnPropertyNames(config).forEach(key => {\n const cfg = config[key];\n if (!isObject(cfg)) {\n return;\n }\n const resolved = {};\n for (const option of animationOptions) {\n resolved[option] = cfg[option];\n }\n (isArray(cfg.properties) && cfg.properties || [key]).forEach((prop) => {\n if (prop === key || !animatedProps.has(prop)) {\n animatedProps.set(prop, resolved);\n }\n });\n });\n }\n _animateOptions(target, values) {\n const newOptions = values.options;\n const options = resolveTargetOptions(target, newOptions);\n if (!options) {\n return [];\n }\n const animations = this._createAnimations(options, newOptions);\n if (newOptions.$shared) {\n awaitAll(target.options.$animations, newOptions).then(() => {\n target.options = newOptions;\n }, () => {\n });\n }\n return animations;\n }\n _createAnimations(target, values) {\n const animatedProps = this._properties;\n const animations = [];\n const running = target.$animations || (target.$animations = {});\n const props = Object.keys(values);\n const date = Date.now();\n let i;\n for (i = props.length - 1; i >= 0; --i) {\n const prop = props[i];\n if (prop.charAt(0) === '$') {\n continue;\n }\n if (prop === 'options') {\n animations.push(...this._animateOptions(target, values));\n continue;\n }\n const value = values[prop];\n let animation = running[prop];\n const cfg = animatedProps.get(prop);\n if (animation) {\n if (cfg && animation.active()) {\n animation.update(cfg, value, date);\n continue;\n } else {\n animation.cancel();\n }\n }\n if (!cfg || !cfg.duration) {\n target[prop] = value;\n continue;\n }\n running[prop] = animation = new Animation(cfg, target, prop, value);\n animations.push(animation);\n }\n return animations;\n }\n update(target, values) {\n if (this._properties.size === 0) {\n Object.assign(target, values);\n return;\n }\n const animations = this._createAnimations(target, values);\n if (animations.length) {\n animator.add(this._chart, animations);\n return true;\n }\n }\n}\nfunction awaitAll(animations, properties) {\n const running = [];\n const keys = Object.keys(properties);\n for (let i = 0; i < keys.length; i++) {\n const anim = animations[keys[i]];\n if (anim && anim.active()) {\n running.push(anim.wait());\n }\n }\n return Promise.all(running);\n}\nfunction resolveTargetOptions(target, newOptions) {\n if (!newOptions) {\n return;\n }\n let options = target.options;\n if (!options) {\n target.options = newOptions;\n return;\n }\n if (options.$shared) {\n target.options = options = Object.assign({}, options, {$shared: false, $animations: {}});\n }\n return options;\n}\n\nfunction scaleClip(scale, allowedOverflow) {\n const opts = scale && scale.options || {};\n const reverse = opts.reverse;\n const min = opts.min === undefined ? allowedOverflow : 0;\n const max = opts.max === undefined ? allowedOverflow : 0;\n return {\n start: reverse ? max : min,\n end: reverse ? min : max\n };\n}\nfunction defaultClip(xScale, yScale, allowedOverflow) {\n if (allowedOverflow === false) {\n return false;\n }\n const x = scaleClip(xScale, allowedOverflow);\n const y = scaleClip(yScale, allowedOverflow);\n return {\n top: y.end,\n right: x.end,\n bottom: y.start,\n left: x.start\n };\n}\nfunction toClip(value) {\n let t, r, b, l;\n if (isObject(value)) {\n t = value.top;\n r = value.right;\n b = value.bottom;\n l = value.left;\n } else {\n t = r = b = l = value;\n }\n return {\n top: t,\n right: r,\n bottom: b,\n left: l,\n disabled: value === false\n };\n}\nfunction getSortedDatasetIndices(chart, filterVisible) {\n const keys = [];\n const metasets = chart._getSortedDatasetMetas(filterVisible);\n let i, ilen;\n for (i = 0, ilen = metasets.length; i < ilen; ++i) {\n keys.push(metasets[i].index);\n }\n return keys;\n}\nfunction applyStack(stack, value, dsIndex, options = {}) {\n const keys = stack.keys;\n const singleMode = options.mode === 'single';\n let i, ilen, datasetIndex, otherValue;\n if (value === null) {\n return;\n }\n for (i = 0, ilen = keys.length; i < ilen; ++i) {\n datasetIndex = +keys[i];\n if (datasetIndex === dsIndex) {\n if (options.all) {\n continue;\n }\n break;\n }\n otherValue = stack.values[datasetIndex];\n if (isNumberFinite(otherValue) && (singleMode || (value === 0 || sign(value) === sign(otherValue)))) {\n value += otherValue;\n }\n }\n return value;\n}\nfunction convertObjectDataToArray(data) {\n const keys = Object.keys(data);\n const adata = new Array(keys.length);\n let i, ilen, key;\n for (i = 0, ilen = keys.length; i < ilen; ++i) {\n key = keys[i];\n adata[i] = {\n x: key,\n y: data[key]\n };\n }\n return adata;\n}\nfunction isStacked(scale, meta) {\n const stacked = scale && scale.options.stacked;\n return stacked || (stacked === undefined && meta.stack !== undefined);\n}\nfunction getStackKey(indexScale, valueScale, meta) {\n return `${indexScale.id}.${valueScale.id}.${meta.stack || meta.type}`;\n}\nfunction getUserBounds(scale) {\n const {min, max, minDefined, maxDefined} = scale.getUserBounds();\n return {\n min: minDefined ? min : Number.NEGATIVE_INFINITY,\n max: maxDefined ? max : Number.POSITIVE_INFINITY\n };\n}\nfunction getOrCreateStack(stacks, stackKey, indexValue) {\n const subStack = stacks[stackKey] || (stacks[stackKey] = {});\n return subStack[indexValue] || (subStack[indexValue] = {});\n}\nfunction getLastIndexInStack(stack, vScale, positive, type) {\n for (const meta of vScale.getMatchingVisibleMetas(type).reverse()) {\n const value = stack[meta.index];\n if ((positive && value > 0) || (!positive && value < 0)) {\n return meta.index;\n }\n }\n return null;\n}\nfunction updateStacks(controller, parsed) {\n const {chart, _cachedMeta: meta} = controller;\n const stacks = chart._stacks || (chart._stacks = {});\n const {iScale, vScale, index: datasetIndex} = meta;\n const iAxis = iScale.axis;\n const vAxis = vScale.axis;\n const key = getStackKey(iScale, vScale, meta);\n const ilen = parsed.length;\n let stack;\n for (let i = 0; i < ilen; ++i) {\n const item = parsed[i];\n const {[iAxis]: index, [vAxis]: value} = item;\n const itemStacks = item._stacks || (item._stacks = {});\n stack = itemStacks[vAxis] = getOrCreateStack(stacks, key, index);\n stack[datasetIndex] = value;\n stack._top = getLastIndexInStack(stack, vScale, true, meta.type);\n stack._bottom = getLastIndexInStack(stack, vScale, false, meta.type);\n }\n}\nfunction getFirstScaleId(chart, axis) {\n const scales = chart.scales;\n return Object.keys(scales).filter(key => scales[key].axis === axis).shift();\n}\nfunction createDatasetContext(parent, index) {\n return createContext(parent,\n {\n active: false,\n dataset: undefined,\n datasetIndex: index,\n index,\n mode: 'default',\n type: 'dataset'\n }\n );\n}\nfunction createDataContext(parent, index, element) {\n return createContext(parent, {\n active: false,\n dataIndex: index,\n parsed: undefined,\n raw: undefined,\n element,\n index,\n mode: 'default',\n type: 'data'\n });\n}\nfunction clearStacks(meta, items) {\n const datasetIndex = meta.controller.index;\n const axis = meta.vScale && meta.vScale.axis;\n if (!axis) {\n return;\n }\n items = items || meta._parsed;\n for (const parsed of items) {\n const stacks = parsed._stacks;\n if (!stacks || stacks[axis] === undefined || stacks[axis][datasetIndex] === undefined) {\n return;\n }\n delete stacks[axis][datasetIndex];\n }\n}\nconst isDirectUpdateMode = (mode) => mode === 'reset' || mode === 'none';\nconst cloneIfNotShared = (cached, shared) => shared ? cached : Object.assign({}, cached);\nconst createStack = (canStack, meta, chart) => canStack && !meta.hidden && meta._stacked\n && {keys: getSortedDatasetIndices(chart, true), values: null};\nclass DatasetController {\n constructor(chart, datasetIndex) {\n this.chart = chart;\n this._ctx = chart.ctx;\n this.index = datasetIndex;\n this._cachedDataOpts = {};\n this._cachedMeta = this.getMeta();\n this._type = this._cachedMeta.type;\n this.options = undefined;\n this._parsing = false;\n this._data = undefined;\n this._objectData = undefined;\n this._sharedOptions = undefined;\n this._drawStart = undefined;\n this._drawCount = undefined;\n this.enableOptionSharing = false;\n this.$context = undefined;\n this._syncList = [];\n this.initialize();\n }\n initialize() {\n const meta = this._cachedMeta;\n this.configure();\n this.linkScales();\n meta._stacked = isStacked(meta.vScale, meta);\n this.addElements();\n }\n updateIndex(datasetIndex) {\n if (this.index !== datasetIndex) {\n clearStacks(this._cachedMeta);\n }\n this.index = datasetIndex;\n }\n linkScales() {\n const chart = this.chart;\n const meta = this._cachedMeta;\n const dataset = this.getDataset();\n const chooseId = (axis, x, y, r) => axis === 'x' ? x : axis === 'r' ? r : y;\n const xid = meta.xAxisID = valueOrDefault(dataset.xAxisID, getFirstScaleId(chart, 'x'));\n const yid = meta.yAxisID = valueOrDefault(dataset.yAxisID, getFirstScaleId(chart, 'y'));\n const rid = meta.rAxisID = valueOrDefault(dataset.rAxisID, getFirstScaleId(chart, 'r'));\n const indexAxis = meta.indexAxis;\n const iid = meta.iAxisID = chooseId(indexAxis, xid, yid, rid);\n const vid = meta.vAxisID = chooseId(indexAxis, yid, xid, rid);\n meta.xScale = this.getScaleForId(xid);\n meta.yScale = this.getScaleForId(yid);\n meta.rScale = this.getScaleForId(rid);\n meta.iScale = this.getScaleForId(iid);\n meta.vScale = this.getScaleForId(vid);\n }\n getDataset() {\n return this.chart.data.datasets[this.index];\n }\n getMeta() {\n return this.chart.getDatasetMeta(this.index);\n }\n getScaleForId(scaleID) {\n return this.chart.scales[scaleID];\n }\n _getOtherScale(scale) {\n const meta = this._cachedMeta;\n return scale === meta.iScale\n ? meta.vScale\n : meta.iScale;\n }\n reset() {\n this._update('reset');\n }\n _destroy() {\n const meta = this._cachedMeta;\n if (this._data) {\n unlistenArrayEvents(this._data, this);\n }\n if (meta._stacked) {\n clearStacks(meta);\n }\n }\n _dataCheck() {\n const dataset = this.getDataset();\n const data = dataset.data || (dataset.data = []);\n const _data = this._data;\n if (isObject(data)) {\n this._data = convertObjectDataToArray(data);\n } else if (_data !== data) {\n if (_data) {\n unlistenArrayEvents(_data, this);\n const meta = this._cachedMeta;\n clearStacks(meta);\n meta._parsed = [];\n }\n if (data && Object.isExtensible(data)) {\n listenArrayEvents(data, this);\n }\n this._syncList = [];\n this._data = data;\n }\n }\n addElements() {\n const meta = this._cachedMeta;\n this._dataCheck();\n if (this.datasetElementType) {\n meta.dataset = new this.datasetElementType();\n }\n }\n buildOrUpdateElements(resetNewElements) {\n const meta = this._cachedMeta;\n const dataset = this.getDataset();\n let stackChanged = false;\n this._dataCheck();\n const oldStacked = meta._stacked;\n meta._stacked = isStacked(meta.vScale, meta);\n if (meta.stack !== dataset.stack) {\n stackChanged = true;\n clearStacks(meta);\n meta.stack = dataset.stack;\n }\n this._resyncElements(resetNewElements);\n if (stackChanged || oldStacked !== meta._stacked) {\n updateStacks(this, meta._parsed);\n }\n }\n configure() {\n const config = this.chart.config;\n const scopeKeys = config.datasetScopeKeys(this._type);\n const scopes = config.getOptionScopes(this.getDataset(), scopeKeys, true);\n this.options = config.createResolver(scopes, this.getContext());\n this._parsing = this.options.parsing;\n this._cachedDataOpts = {};\n }\n parse(start, count) {\n const {_cachedMeta: meta, _data: data} = this;\n const {iScale, _stacked} = meta;\n const iAxis = iScale.axis;\n let sorted = start === 0 && count === data.length ? true : meta._sorted;\n let prev = start > 0 && meta._parsed[start - 1];\n let i, cur, parsed;\n if (this._parsing === false) {\n meta._parsed = data;\n meta._sorted = true;\n parsed = data;\n } else {\n if (isArray(data[start])) {\n parsed = this.parseArrayData(meta, data, start, count);\n } else if (isObject(data[start])) {\n parsed = this.parseObjectData(meta, data, start, count);\n } else {\n parsed = this.parsePrimitiveData(meta, data, start, count);\n }\n const isNotInOrderComparedToPrev = () => cur[iAxis] === null || (prev && cur[iAxis] < prev[iAxis]);\n for (i = 0; i < count; ++i) {\n meta._parsed[i + start] = cur = parsed[i];\n if (sorted) {\n if (isNotInOrderComparedToPrev()) {\n sorted = false;\n }\n prev = cur;\n }\n }\n meta._sorted = sorted;\n }\n if (_stacked) {\n updateStacks(this, parsed);\n }\n }\n parsePrimitiveData(meta, data, start, count) {\n const {iScale, vScale} = meta;\n const iAxis = iScale.axis;\n const vAxis = vScale.axis;\n const labels = iScale.getLabels();\n const singleScale = iScale === vScale;\n const parsed = new Array(count);\n let i, ilen, index;\n for (i = 0, ilen = count; i < ilen; ++i) {\n index = i + start;\n parsed[i] = {\n [iAxis]: singleScale || iScale.parse(labels[index], index),\n [vAxis]: vScale.parse(data[index], index)\n };\n }\n return parsed;\n }\n parseArrayData(meta, data, start, count) {\n const {xScale, yScale} = meta;\n const parsed = new Array(count);\n let i, ilen, index, item;\n for (i = 0, ilen = count; i < ilen; ++i) {\n index = i + start;\n item = data[index];\n parsed[i] = {\n x: xScale.parse(item[0], index),\n y: yScale.parse(item[1], index)\n };\n }\n return parsed;\n }\n parseObjectData(meta, data, start, count) {\n const {xScale, yScale} = meta;\n const {xAxisKey = 'x', yAxisKey = 'y'} = this._parsing;\n const parsed = new Array(count);\n let i, ilen, index, item;\n for (i = 0, ilen = count; i < ilen; ++i) {\n index = i + start;\n item = data[index];\n parsed[i] = {\n x: xScale.parse(resolveObjectKey(item, xAxisKey), index),\n y: yScale.parse(resolveObjectKey(item, yAxisKey), index)\n };\n }\n return parsed;\n }\n getParsed(index) {\n return this._cachedMeta._parsed[index];\n }\n getDataElement(index) {\n return this._cachedMeta.data[index];\n }\n applyStack(scale, parsed, mode) {\n const chart = this.chart;\n const meta = this._cachedMeta;\n const value = parsed[scale.axis];\n const stack = {\n keys: getSortedDatasetIndices(chart, true),\n values: parsed._stacks[scale.axis]\n };\n return applyStack(stack, value, meta.index, {mode});\n }\n updateRangeFromParsed(range, scale, parsed, stack) {\n const parsedValue = parsed[scale.axis];\n let value = parsedValue === null ? NaN : parsedValue;\n const values = stack && parsed._stacks[scale.axis];\n if (stack && values) {\n stack.values = values;\n value = applyStack(stack, parsedValue, this._cachedMeta.index);\n }\n range.min = Math.min(range.min, value);\n range.max = Math.max(range.max, value);\n }\n getMinMax(scale, canStack) {\n const meta = this._cachedMeta;\n const _parsed = meta._parsed;\n const sorted = meta._sorted && scale === meta.iScale;\n const ilen = _parsed.length;\n const otherScale = this._getOtherScale(scale);\n const stack = createStack(canStack, meta, this.chart);\n const range = {min: Number.POSITIVE_INFINITY, max: Number.NEGATIVE_INFINITY};\n const {min: otherMin, max: otherMax} = getUserBounds(otherScale);\n let i, parsed;\n function _skip() {\n parsed = _parsed[i];\n const otherValue = parsed[otherScale.axis];\n return !isNumberFinite(parsed[scale.axis]) || otherMin > otherValue || otherMax < otherValue;\n }\n for (i = 0; i < ilen; ++i) {\n if (_skip()) {\n continue;\n }\n this.updateRangeFromParsed(range, scale, parsed, stack);\n if (sorted) {\n break;\n }\n }\n if (sorted) {\n for (i = ilen - 1; i >= 0; --i) {\n if (_skip()) {\n continue;\n }\n this.updateRangeFromParsed(range, scale, parsed, stack);\n break;\n }\n }\n return range;\n }\n getAllParsedValues(scale) {\n const parsed = this._cachedMeta._parsed;\n const values = [];\n let i, ilen, value;\n for (i = 0, ilen = parsed.length; i < ilen; ++i) {\n value = parsed[i][scale.axis];\n if (isNumberFinite(value)) {\n values.push(value);\n }\n }\n return values;\n }\n getMaxOverflow() {\n return false;\n }\n getLabelAndValue(index) {\n const meta = this._cachedMeta;\n const iScale = meta.iScale;\n const vScale = meta.vScale;\n const parsed = this.getParsed(index);\n return {\n label: iScale ? '' + iScale.getLabelForValue(parsed[iScale.axis]) : '',\n value: vScale ? '' + vScale.getLabelForValue(parsed[vScale.axis]) : ''\n };\n }\n _update(mode) {\n const meta = this._cachedMeta;\n this.update(mode || 'default');\n meta._clip = toClip(valueOrDefault(this.options.clip, defaultClip(meta.xScale, meta.yScale, this.getMaxOverflow())));\n }\n update(mode) {}\n draw() {\n const ctx = this._ctx;\n const chart = this.chart;\n const meta = this._cachedMeta;\n const elements = meta.data || [];\n const area = chart.chartArea;\n const active = [];\n const start = this._drawStart || 0;\n const count = this._drawCount || (elements.length - start);\n const drawActiveElementsOnTop = this.options.drawActiveElementsOnTop;\n let i;\n if (meta.dataset) {\n meta.dataset.draw(ctx, area, start, count);\n }\n for (i = start; i < start + count; ++i) {\n const element = elements[i];\n if (element.hidden) {\n continue;\n }\n if (element.active && drawActiveElementsOnTop) {\n active.push(element);\n } else {\n element.draw(ctx, area);\n }\n }\n for (i = 0; i < active.length; ++i) {\n active[i].draw(ctx, area);\n }\n }\n getStyle(index, active) {\n const mode = active ? 'active' : 'default';\n return index === undefined && this._cachedMeta.dataset\n ? this.resolveDatasetElementOptions(mode)\n : this.resolveDataElementOptions(index || 0, mode);\n }\n getContext(index, active, mode) {\n const dataset = this.getDataset();\n let context;\n if (index >= 0 && index < this._cachedMeta.data.length) {\n const element = this._cachedMeta.data[index];\n context = element.$context ||\n (element.$context = createDataContext(this.getContext(), index, element));\n context.parsed = this.getParsed(index);\n context.raw = dataset.data[index];\n context.index = context.dataIndex = index;\n } else {\n context = this.$context ||\n (this.$context = createDatasetContext(this.chart.getContext(), this.index));\n context.dataset = dataset;\n context.index = context.datasetIndex = this.index;\n }\n context.active = !!active;\n context.mode = mode;\n return context;\n }\n resolveDatasetElementOptions(mode) {\n return this._resolveElementOptions(this.datasetElementType.id, mode);\n }\n resolveDataElementOptions(index, mode) {\n return this._resolveElementOptions(this.dataElementType.id, mode, index);\n }\n _resolveElementOptions(elementType, mode = 'default', index) {\n const active = mode === 'active';\n const cache = this._cachedDataOpts;\n const cacheKey = elementType + '-' + mode;\n const cached = cache[cacheKey];\n const sharing = this.enableOptionSharing && defined(index);\n if (cached) {\n return cloneIfNotShared(cached, sharing);\n }\n const config = this.chart.config;\n const scopeKeys = config.datasetElementScopeKeys(this._type, elementType);\n const prefixes = active ? [`${elementType}Hover`, 'hover', elementType, ''] : [elementType, ''];\n const scopes = config.getOptionScopes(this.getDataset(), scopeKeys);\n const names = Object.keys(defaults.elements[elementType]);\n const context = () => this.getContext(index, active);\n const values = config.resolveNamedOptions(scopes, names, context, prefixes);\n if (values.$shared) {\n values.$shared = sharing;\n cache[cacheKey] = Object.freeze(cloneIfNotShared(values, sharing));\n }\n return values;\n }\n _resolveAnimations(index, transition, active) {\n const chart = this.chart;\n const cache = this._cachedDataOpts;\n const cacheKey = `animation-${transition}`;\n const cached = cache[cacheKey];\n if (cached) {\n return cached;\n }\n let options;\n if (chart.options.animation !== false) {\n const config = this.chart.config;\n const scopeKeys = config.datasetAnimationScopeKeys(this._type, transition);\n const scopes = config.getOptionScopes(this.getDataset(), scopeKeys);\n options = config.createResolver(scopes, this.getContext(index, active, transition));\n }\n const animations = new Animations(chart, options && options.animations);\n if (options && options._cacheable) {\n cache[cacheKey] = Object.freeze(animations);\n }\n return animations;\n }\n getSharedOptions(options) {\n if (!options.$shared) {\n return;\n }\n return this._sharedOptions || (this._sharedOptions = Object.assign({}, options));\n }\n includeOptions(mode, sharedOptions) {\n return !sharedOptions || isDirectUpdateMode(mode) || this.chart._animationsDisabled;\n }\n updateElement(element, index, properties, mode) {\n if (isDirectUpdateMode(mode)) {\n Object.assign(element, properties);\n } else {\n this._resolveAnimations(index, mode).update(element, properties);\n }\n }\n updateSharedOptions(sharedOptions, mode, newOptions) {\n if (sharedOptions && !isDirectUpdateMode(mode)) {\n this._resolveAnimations(undefined, mode).update(sharedOptions, newOptions);\n }\n }\n _setStyle(element, index, mode, active) {\n element.active = active;\n const options = this.getStyle(index, active);\n this._resolveAnimations(index, mode, active).update(element, {\n options: (!active && this.getSharedOptions(options)) || options\n });\n }\n removeHoverStyle(element, datasetIndex, index) {\n this._setStyle(element, index, 'active', false);\n }\n setHoverStyle(element, datasetIndex, index) {\n this._setStyle(element, index, 'active', true);\n }\n _removeDatasetHoverStyle() {\n const element = this._cachedMeta.dataset;\n if (element) {\n this._setStyle(element, undefined, 'active', false);\n }\n }\n _setDatasetHoverStyle() {\n const element = this._cachedMeta.dataset;\n if (element) {\n this._setStyle(element, undefined, 'active', true);\n }\n }\n _resyncElements(resetNewElements) {\n const data = this._data;\n const elements = this._cachedMeta.data;\n for (const [method, arg1, arg2] of this._syncList) {\n this[method](arg1, arg2);\n }\n this._syncList = [];\n const numMeta = elements.length;\n const numData = data.length;\n const count = Math.min(numData, numMeta);\n if (count) {\n this.parse(0, count);\n }\n if (numData > numMeta) {\n this._insertElements(numMeta, numData - numMeta, resetNewElements);\n } else if (numData < numMeta) {\n this._removeElements(numData, numMeta - numData);\n }\n }\n _insertElements(start, count, resetNewElements = true) {\n const meta = this._cachedMeta;\n const data = meta.data;\n const end = start + count;\n let i;\n const move = (arr) => {\n arr.length += count;\n for (i = arr.length - 1; i >= end; i--) {\n arr[i] = arr[i - count];\n }\n };\n move(data);\n for (i = start; i < end; ++i) {\n data[i] = new this.dataElementType();\n }\n if (this._parsing) {\n move(meta._parsed);\n }\n this.parse(start, count);\n if (resetNewElements) {\n this.updateElements(data, start, count, 'reset');\n }\n }\n updateElements(element, start, count, mode) {}\n _removeElements(start, count) {\n const meta = this._cachedMeta;\n if (this._parsing) {\n const removed = meta._parsed.splice(start, count);\n if (meta._stacked) {\n clearStacks(meta, removed);\n }\n }\n meta.data.splice(start, count);\n }\n _sync(args) {\n if (this._parsing) {\n this._syncList.push(args);\n } else {\n const [method, arg1, arg2] = args;\n this[method](arg1, arg2);\n }\n this.chart._dataChanges.push([this.index, ...args]);\n }\n _onDataPush() {\n const count = arguments.length;\n this._sync(['_insertElements', this.getDataset().data.length - count, count]);\n }\n _onDataPop() {\n this._sync(['_removeElements', this._cachedMeta.data.length - 1, 1]);\n }\n _onDataShift() {\n this._sync(['_removeElements', 0, 1]);\n }\n _onDataSplice(start, count) {\n if (count) {\n this._sync(['_removeElements', start, count]);\n }\n const newCount = arguments.length - 2;\n if (newCount) {\n this._sync(['_insertElements', start, newCount]);\n }\n }\n _onDataUnshift() {\n this._sync(['_insertElements', 0, arguments.length]);\n }\n}\nDatasetController.defaults = {};\nDatasetController.prototype.datasetElementType = null;\nDatasetController.prototype.dataElementType = null;\n\nfunction getAllScaleValues(scale, type) {\n if (!scale._cache.$bar) {\n const visibleMetas = scale.getMatchingVisibleMetas(type);\n let values = [];\n for (let i = 0, ilen = visibleMetas.length; i < ilen; i++) {\n values = values.concat(visibleMetas[i].controller.getAllParsedValues(scale));\n }\n scale._cache.$bar = _arrayUnique(values.sort((a, b) => a - b));\n }\n return scale._cache.$bar;\n}\nfunction computeMinSampleSize(meta) {\n const scale = meta.iScale;\n const values = getAllScaleValues(scale, meta.type);\n let min = scale._length;\n let i, ilen, curr, prev;\n const updateMinAndPrev = () => {\n if (curr === 32767 || curr === -32768) {\n return;\n }\n if (defined(prev)) {\n min = Math.min(min, Math.abs(curr - prev) || min);\n }\n prev = curr;\n };\n for (i = 0, ilen = values.length; i < ilen; ++i) {\n curr = scale.getPixelForValue(values[i]);\n updateMinAndPrev();\n }\n prev = undefined;\n for (i = 0, ilen = scale.ticks.length; i < ilen; ++i) {\n curr = scale.getPixelForTick(i);\n updateMinAndPrev();\n }\n return min;\n}\nfunction computeFitCategoryTraits(index, ruler, options, stackCount) {\n const thickness = options.barThickness;\n let size, ratio;\n if (isNullOrUndef(thickness)) {\n size = ruler.min * options.categoryPercentage;\n ratio = options.barPercentage;\n } else {\n size = thickness * stackCount;\n ratio = 1;\n }\n return {\n chunk: size / stackCount,\n ratio,\n start: ruler.pixels[index] - (size / 2)\n };\n}\nfunction computeFlexCategoryTraits(index, ruler, options, stackCount) {\n const pixels = ruler.pixels;\n const curr = pixels[index];\n let prev = index > 0 ? pixels[index - 1] : null;\n let next = index < pixels.length - 1 ? pixels[index + 1] : null;\n const percent = options.categoryPercentage;\n if (prev === null) {\n prev = curr - (next === null ? ruler.end - ruler.start : next - curr);\n }\n if (next === null) {\n next = curr + curr - prev;\n }\n const start = curr - (curr - Math.min(prev, next)) / 2 * percent;\n const size = Math.abs(next - prev) / 2 * percent;\n return {\n chunk: size / stackCount,\n ratio: options.barPercentage,\n start\n };\n}\nfunction parseFloatBar(entry, item, vScale, i) {\n const startValue = vScale.parse(entry[0], i);\n const endValue = vScale.parse(entry[1], i);\n const min = Math.min(startValue, endValue);\n const max = Math.max(startValue, endValue);\n let barStart = min;\n let barEnd = max;\n if (Math.abs(min) > Math.abs(max)) {\n barStart = max;\n barEnd = min;\n }\n item[vScale.axis] = barEnd;\n item._custom = {\n barStart,\n barEnd,\n start: startValue,\n end: endValue,\n min,\n max\n };\n}\nfunction parseValue(entry, item, vScale, i) {\n if (isArray(entry)) {\n parseFloatBar(entry, item, vScale, i);\n } else {\n item[vScale.axis] = vScale.parse(entry, i);\n }\n return item;\n}\nfunction parseArrayOrPrimitive(meta, data, start, count) {\n const iScale = meta.iScale;\n const vScale = meta.vScale;\n const labels = iScale.getLabels();\n const singleScale = iScale === vScale;\n const parsed = [];\n let i, ilen, item, entry;\n for (i = start, ilen = start + count; i < ilen; ++i) {\n entry = data[i];\n item = {};\n item[iScale.axis] = singleScale || iScale.parse(labels[i], i);\n parsed.push(parseValue(entry, item, vScale, i));\n }\n return parsed;\n}\nfunction isFloatBar(custom) {\n return custom && custom.barStart !== undefined && custom.barEnd !== undefined;\n}\nfunction barSign(size, vScale, actualBase) {\n if (size !== 0) {\n return sign(size);\n }\n return (vScale.isHorizontal() ? 1 : -1) * (vScale.min >= actualBase ? 1 : -1);\n}\nfunction borderProps(properties) {\n let reverse, start, end, top, bottom;\n if (properties.horizontal) {\n reverse = properties.base > properties.x;\n start = 'left';\n end = 'right';\n } else {\n reverse = properties.base < properties.y;\n start = 'bottom';\n end = 'top';\n }\n if (reverse) {\n top = 'end';\n bottom = 'start';\n } else {\n top = 'start';\n bottom = 'end';\n }\n return {start, end, reverse, top, bottom};\n}\nfunction setBorderSkipped(properties, options, stack, index) {\n let edge = options.borderSkipped;\n const res = {};\n if (!edge) {\n properties.borderSkipped = res;\n return;\n }\n const {start, end, reverse, top, bottom} = borderProps(properties);\n if (edge === 'middle' && stack) {\n properties.enableBorderRadius = true;\n if ((stack._top || 0) === index) {\n edge = top;\n } else if ((stack._bottom || 0) === index) {\n edge = bottom;\n } else {\n res[parseEdge(bottom, start, end, reverse)] = true;\n edge = top;\n }\n }\n res[parseEdge(edge, start, end, reverse)] = true;\n properties.borderSkipped = res;\n}\nfunction parseEdge(edge, a, b, reverse) {\n if (reverse) {\n edge = swap(edge, a, b);\n edge = startEnd(edge, b, a);\n } else {\n edge = startEnd(edge, a, b);\n }\n return edge;\n}\nfunction swap(orig, v1, v2) {\n return orig === v1 ? v2 : orig === v2 ? v1 : orig;\n}\nfunction startEnd(v, start, end) {\n return v === 'start' ? start : v === 'end' ? end : v;\n}\nfunction setInflateAmount(properties, {inflateAmount}, ratio) {\n properties.inflateAmount = inflateAmount === 'auto'\n ? ratio === 1 ? 0.33 : 0\n : inflateAmount;\n}\nclass BarController extends DatasetController {\n parsePrimitiveData(meta, data, start, count) {\n return parseArrayOrPrimitive(meta, data, start, count);\n }\n parseArrayData(meta, data, start, count) {\n return parseArrayOrPrimitive(meta, data, start, count);\n }\n parseObjectData(meta, data, start, count) {\n const {iScale, vScale} = meta;\n const {xAxisKey = 'x', yAxisKey = 'y'} = this._parsing;\n const iAxisKey = iScale.axis === 'x' ? xAxisKey : yAxisKey;\n const vAxisKey = vScale.axis === 'x' ? xAxisKey : yAxisKey;\n const parsed = [];\n let i, ilen, item, obj;\n for (i = start, ilen = start + count; i < ilen; ++i) {\n obj = data[i];\n item = {};\n item[iScale.axis] = iScale.parse(resolveObjectKey(obj, iAxisKey), i);\n parsed.push(parseValue(resolveObjectKey(obj, vAxisKey), item, vScale, i));\n }\n return parsed;\n }\n updateRangeFromParsed(range, scale, parsed, stack) {\n super.updateRangeFromParsed(range, scale, parsed, stack);\n const custom = parsed._custom;\n if (custom && scale === this._cachedMeta.vScale) {\n range.min = Math.min(range.min, custom.min);\n range.max = Math.max(range.max, custom.max);\n }\n }\n getMaxOverflow() {\n return 0;\n }\n getLabelAndValue(index) {\n const meta = this._cachedMeta;\n const {iScale, vScale} = meta;\n const parsed = this.getParsed(index);\n const custom = parsed._custom;\n const value = isFloatBar(custom)\n ? '[' + custom.start + ', ' + custom.end + ']'\n : '' + vScale.getLabelForValue(parsed[vScale.axis]);\n return {\n label: '' + iScale.getLabelForValue(parsed[iScale.axis]),\n value\n };\n }\n initialize() {\n this.enableOptionSharing = true;\n super.initialize();\n const meta = this._cachedMeta;\n meta.stack = this.getDataset().stack;\n }\n update(mode) {\n const meta = this._cachedMeta;\n this.updateElements(meta.data, 0, meta.data.length, mode);\n }\n updateElements(bars, start, count, mode) {\n const reset = mode === 'reset';\n const {index, _cachedMeta: {vScale}} = this;\n const base = vScale.getBasePixel();\n const horizontal = vScale.isHorizontal();\n const ruler = this._getRuler();\n const firstOpts = this.resolveDataElementOptions(start, mode);\n const sharedOptions = this.getSharedOptions(firstOpts);\n const includeOptions = this.includeOptions(mode, sharedOptions);\n this.updateSharedOptions(sharedOptions, mode, firstOpts);\n for (let i = start; i < start + count; i++) {\n const parsed = this.getParsed(i);\n const vpixels = reset || isNullOrUndef(parsed[vScale.axis]) ? {base, head: base} : this._calculateBarValuePixels(i);\n const ipixels = this._calculateBarIndexPixels(i, ruler);\n const stack = (parsed._stacks || {})[vScale.axis];\n const properties = {\n horizontal,\n base: vpixels.base,\n enableBorderRadius: !stack || isFloatBar(parsed._custom) || (index === stack._top || index === stack._bottom),\n x: horizontal ? vpixels.head : ipixels.center,\n y: horizontal ? ipixels.center : vpixels.head,\n height: horizontal ? ipixels.size : Math.abs(vpixels.size),\n width: horizontal ? Math.abs(vpixels.size) : ipixels.size\n };\n if (includeOptions) {\n properties.options = sharedOptions || this.resolveDataElementOptions(i, bars[i].active ? 'active' : mode);\n }\n const options = properties.options || bars[i].options;\n setBorderSkipped(properties, options, stack, index);\n setInflateAmount(properties, options, ruler.ratio);\n this.updateElement(bars[i], i, properties, mode);\n }\n }\n _getStacks(last, dataIndex) {\n const meta = this._cachedMeta;\n const iScale = meta.iScale;\n const metasets = iScale.getMatchingVisibleMetas(this._type);\n const stacked = iScale.options.stacked;\n const ilen = metasets.length;\n const stacks = [];\n let i, item;\n for (i = 0; i < ilen; ++i) {\n item = metasets[i];\n if (!item.controller.options.grouped) {\n continue;\n }\n if (typeof dataIndex !== 'undefined') {\n const val = item.controller.getParsed(dataIndex)[\n item.controller._cachedMeta.vScale.axis\n ];\n if (isNullOrUndef(val) || isNaN(val)) {\n continue;\n }\n }\n if (stacked === false || stacks.indexOf(item.stack) === -1 ||\n\t\t\t\t(stacked === undefined && item.stack === undefined)) {\n stacks.push(item.stack);\n }\n if (item.index === last) {\n break;\n }\n }\n if (!stacks.length) {\n stacks.push(undefined);\n }\n return stacks;\n }\n _getStackCount(index) {\n return this._getStacks(undefined, index).length;\n }\n _getStackIndex(datasetIndex, name, dataIndex) {\n const stacks = this._getStacks(datasetIndex, dataIndex);\n const index = (name !== undefined)\n ? stacks.indexOf(name)\n : -1;\n return (index === -1)\n ? stacks.length - 1\n : index;\n }\n _getRuler() {\n const opts = this.options;\n const meta = this._cachedMeta;\n const iScale = meta.iScale;\n const pixels = [];\n let i, ilen;\n for (i = 0, ilen = meta.data.length; i < ilen; ++i) {\n pixels.push(iScale.getPixelForValue(this.getParsed(i)[iScale.axis], i));\n }\n const barThickness = opts.barThickness;\n const min = barThickness || computeMinSampleSize(meta);\n return {\n min,\n pixels,\n start: iScale._startPixel,\n end: iScale._endPixel,\n stackCount: this._getStackCount(),\n scale: iScale,\n grouped: opts.grouped,\n ratio: barThickness ? 1 : opts.categoryPercentage * opts.barPercentage\n };\n }\n _calculateBarValuePixels(index) {\n const {_cachedMeta: {vScale, _stacked}, options: {base: baseValue, minBarLength}} = this;\n const actualBase = baseValue || 0;\n const parsed = this.getParsed(index);\n const custom = parsed._custom;\n const floating = isFloatBar(custom);\n let value = parsed[vScale.axis];\n let start = 0;\n let length = _stacked ? this.applyStack(vScale, parsed, _stacked) : value;\n let head, size;\n if (length !== value) {\n start = length - value;\n length = value;\n }\n if (floating) {\n value = custom.barStart;\n length = custom.barEnd - custom.barStart;\n if (value !== 0 && sign(value) !== sign(custom.barEnd)) {\n start = 0;\n }\n start += value;\n }\n const startValue = !isNullOrUndef(baseValue) && !floating ? baseValue : start;\n let base = vScale.getPixelForValue(startValue);\n if (this.chart.getDataVisibility(index)) {\n head = vScale.getPixelForValue(start + length);\n } else {\n head = base;\n }\n size = head - base;\n if (Math.abs(size) < minBarLength) {\n size = barSign(size, vScale, actualBase) * minBarLength;\n if (value === actualBase) {\n base -= size / 2;\n }\n head = base + size;\n }\n if (base === vScale.getPixelForValue(actualBase)) {\n const halfGrid = sign(size) * vScale.getLineWidthForValue(actualBase) / 2;\n base += halfGrid;\n size -= halfGrid;\n }\n return {\n size,\n base,\n head,\n center: head + size / 2\n };\n }\n _calculateBarIndexPixels(index, ruler) {\n const scale = ruler.scale;\n const options = this.options;\n const skipNull = options.skipNull;\n const maxBarThickness = valueOrDefault(options.maxBarThickness, Infinity);\n let center, size;\n if (ruler.grouped) {\n const stackCount = skipNull ? this._getStackCount(index) : ruler.stackCount;\n const range = options.barThickness === 'flex'\n ? computeFlexCategoryTraits(index, ruler, options, stackCount)\n : computeFitCategoryTraits(index, ruler, options, stackCount);\n const stackIndex = this._getStackIndex(this.index, this._cachedMeta.stack, skipNull ? index : undefined);\n center = range.start + (range.chunk * stackIndex) + (range.chunk / 2);\n size = Math.min(maxBarThickness, range.chunk * range.ratio);\n } else {\n center = scale.getPixelForValue(this.getParsed(index)[scale.axis], index);\n size = Math.min(maxBarThickness, ruler.min * ruler.ratio);\n }\n return {\n base: center - size / 2,\n head: center + size / 2,\n center,\n size\n };\n }\n draw() {\n const meta = this._cachedMeta;\n const vScale = meta.vScale;\n const rects = meta.data;\n const ilen = rects.length;\n let i = 0;\n for (; i < ilen; ++i) {\n if (this.getParsed(i)[vScale.axis] !== null) {\n rects[i].draw(this._ctx);\n }\n }\n }\n}\nBarController.id = 'bar';\nBarController.defaults = {\n datasetElementType: false,\n dataElementType: 'bar',\n categoryPercentage: 0.8,\n barPercentage: 0.9,\n grouped: true,\n animations: {\n numbers: {\n type: 'number',\n properties: ['x', 'y', 'base', 'width', 'height']\n }\n }\n};\nBarController.overrides = {\n scales: {\n _index_: {\n type: 'category',\n offset: true,\n grid: {\n offset: true\n }\n },\n _value_: {\n type: 'linear',\n beginAtZero: true,\n }\n }\n};\n\nclass BubbleController extends DatasetController {\n initialize() {\n this.enableOptionSharing = true;\n super.initialize();\n }\n parsePrimitiveData(meta, data, start, count) {\n const parsed = super.parsePrimitiveData(meta, data, start, count);\n for (let i = 0; i < parsed.length; i++) {\n parsed[i]._custom = this.resolveDataElementOptions(i + start).radius;\n }\n return parsed;\n }\n parseArrayData(meta, data, start, count) {\n const parsed = super.parseArrayData(meta, data, start, count);\n for (let i = 0; i < parsed.length; i++) {\n const item = data[start + i];\n parsed[i]._custom = valueOrDefault(item[2], this.resolveDataElementOptions(i + start).radius);\n }\n return parsed;\n }\n parseObjectData(meta, data, start, count) {\n const parsed = super.parseObjectData(meta, data, start, count);\n for (let i = 0; i < parsed.length; i++) {\n const item = data[start + i];\n parsed[i]._custom = valueOrDefault(item && item.r && +item.r, this.resolveDataElementOptions(i + start).radius);\n }\n return parsed;\n }\n getMaxOverflow() {\n const data = this._cachedMeta.data;\n let max = 0;\n for (let i = data.length - 1; i >= 0; --i) {\n max = Math.max(max, data[i].size(this.resolveDataElementOptions(i)) / 2);\n }\n return max > 0 && max;\n }\n getLabelAndValue(index) {\n const meta = this._cachedMeta;\n const {xScale, yScale} = meta;\n const parsed = this.getParsed(index);\n const x = xScale.getLabelForValue(parsed.x);\n const y = yScale.getLabelForValue(parsed.y);\n const r = parsed._custom;\n return {\n label: meta.label,\n value: '(' + x + ', ' + y + (r ? ', ' + r : '') + ')'\n };\n }\n update(mode) {\n const points = this._cachedMeta.data;\n this.updateElements(points, 0, points.length, mode);\n }\n updateElements(points, start, count, mode) {\n const reset = mode === 'reset';\n const {iScale, vScale} = this._cachedMeta;\n const firstOpts = this.resolveDataElementOptions(start, mode);\n const sharedOptions = this.getSharedOptions(firstOpts);\n const includeOptions = this.includeOptions(mode, sharedOptions);\n const iAxis = iScale.axis;\n const vAxis = vScale.axis;\n for (let i = start; i < start + count; i++) {\n const point = points[i];\n const parsed = !reset && this.getParsed(i);\n const properties = {};\n const iPixel = properties[iAxis] = reset ? iScale.getPixelForDecimal(0.5) : iScale.getPixelForValue(parsed[iAxis]);\n const vPixel = properties[vAxis] = reset ? vScale.getBasePixel() : vScale.getPixelForValue(parsed[vAxis]);\n properties.skip = isNaN(iPixel) || isNaN(vPixel);\n if (includeOptions) {\n properties.options = this.resolveDataElementOptions(i, point.active ? 'active' : mode);\n if (reset) {\n properties.options.radius = 0;\n }\n }\n this.updateElement(point, i, properties, mode);\n }\n this.updateSharedOptions(sharedOptions, mode, firstOpts);\n }\n resolveDataElementOptions(index, mode) {\n const parsed = this.getParsed(index);\n let values = super.resolveDataElementOptions(index, mode);\n if (values.$shared) {\n values = Object.assign({}, values, {$shared: false});\n }\n const radius = values.radius;\n if (mode !== 'active') {\n values.radius = 0;\n }\n values.radius += valueOrDefault(parsed && parsed._custom, radius);\n return values;\n }\n}\nBubbleController.id = 'bubble';\nBubbleController.defaults = {\n datasetElementType: false,\n dataElementType: 'point',\n animations: {\n numbers: {\n type: 'number',\n properties: ['x', 'y', 'borderWidth', 'radius']\n }\n }\n};\nBubbleController.overrides = {\n scales: {\n x: {\n type: 'linear'\n },\n y: {\n type: 'linear'\n }\n },\n plugins: {\n tooltip: {\n callbacks: {\n title() {\n return '';\n }\n }\n }\n }\n};\n\nfunction getRatioAndOffset(rotation, circumference, cutout) {\n let ratioX = 1;\n let ratioY = 1;\n let offsetX = 0;\n let offsetY = 0;\n if (circumference < TAU) {\n const startAngle = rotation;\n const endAngle = startAngle + circumference;\n const startX = Math.cos(startAngle);\n const startY = Math.sin(startAngle);\n const endX = Math.cos(endAngle);\n const endY = Math.sin(endAngle);\n const calcMax = (angle, a, b) => _angleBetween(angle, startAngle, endAngle, true) ? 1 : Math.max(a, a * cutout, b, b * cutout);\n const calcMin = (angle, a, b) => _angleBetween(angle, startAngle, endAngle, true) ? -1 : Math.min(a, a * cutout, b, b * cutout);\n const maxX = calcMax(0, startX, endX);\n const maxY = calcMax(HALF_PI, startY, endY);\n const minX = calcMin(PI, startX, endX);\n const minY = calcMin(PI + HALF_PI, startY, endY);\n ratioX = (maxX - minX) / 2;\n ratioY = (maxY - minY) / 2;\n offsetX = -(maxX + minX) / 2;\n offsetY = -(maxY + minY) / 2;\n }\n return {ratioX, ratioY, offsetX, offsetY};\n}\nclass DoughnutController extends DatasetController {\n constructor(chart, datasetIndex) {\n super(chart, datasetIndex);\n this.enableOptionSharing = true;\n this.innerRadius = undefined;\n this.outerRadius = undefined;\n this.offsetX = undefined;\n this.offsetY = undefined;\n }\n linkScales() {}\n parse(start, count) {\n const data = this.getDataset().data;\n const meta = this._cachedMeta;\n if (this._parsing === false) {\n meta._parsed = data;\n } else {\n let getter = (i) => +data[i];\n if (isObject(data[start])) {\n const {key = 'value'} = this._parsing;\n getter = (i) => +resolveObjectKey(data[i], key);\n }\n let i, ilen;\n for (i = start, ilen = start + count; i < ilen; ++i) {\n meta._parsed[i] = getter(i);\n }\n }\n }\n _getRotation() {\n return toRadians(this.options.rotation - 90);\n }\n _getCircumference() {\n return toRadians(this.options.circumference);\n }\n _getRotationExtents() {\n let min = TAU;\n let max = -TAU;\n for (let i = 0; i < this.chart.data.datasets.length; ++i) {\n if (this.chart.isDatasetVisible(i)) {\n const controller = this.chart.getDatasetMeta(i).controller;\n const rotation = controller._getRotation();\n const circumference = controller._getCircumference();\n min = Math.min(min, rotation);\n max = Math.max(max, rotation + circumference);\n }\n }\n return {\n rotation: min,\n circumference: max - min,\n };\n }\n update(mode) {\n const chart = this.chart;\n const {chartArea} = chart;\n const meta = this._cachedMeta;\n const arcs = meta.data;\n const spacing = this.getMaxBorderWidth() + this.getMaxOffset(arcs) + this.options.spacing;\n const maxSize = Math.max((Math.min(chartArea.width, chartArea.height) - spacing) / 2, 0);\n const cutout = Math.min(toPercentage(this.options.cutout, maxSize), 1);\n const chartWeight = this._getRingWeight(this.index);\n const {circumference, rotation} = this._getRotationExtents();\n const {ratioX, ratioY, offsetX, offsetY} = getRatioAndOffset(rotation, circumference, cutout);\n const maxWidth = (chartArea.width - spacing) / ratioX;\n const maxHeight = (chartArea.height - spacing) / ratioY;\n const maxRadius = Math.max(Math.min(maxWidth, maxHeight) / 2, 0);\n const outerRadius = toDimension(this.options.radius, maxRadius);\n const innerRadius = Math.max(outerRadius * cutout, 0);\n const radiusLength = (outerRadius - innerRadius) / this._getVisibleDatasetWeightTotal();\n this.offsetX = offsetX * outerRadius;\n this.offsetY = offsetY * outerRadius;\n meta.total = this.calculateTotal();\n this.outerRadius = outerRadius - radiusLength * this._getRingWeightOffset(this.index);\n this.innerRadius = Math.max(this.outerRadius - radiusLength * chartWeight, 0);\n this.updateElements(arcs, 0, arcs.length, mode);\n }\n _circumference(i, reset) {\n const opts = this.options;\n const meta = this._cachedMeta;\n const circumference = this._getCircumference();\n if ((reset && opts.animation.animateRotate) || !this.chart.getDataVisibility(i) || meta._parsed[i] === null || meta.data[i].hidden) {\n return 0;\n }\n return this.calculateCircumference(meta._parsed[i] * circumference / TAU);\n }\n updateElements(arcs, start, count, mode) {\n const reset = mode === 'reset';\n const chart = this.chart;\n const chartArea = chart.chartArea;\n const opts = chart.options;\n const animationOpts = opts.animation;\n const centerX = (chartArea.left + chartArea.right) / 2;\n const centerY = (chartArea.top + chartArea.bottom) / 2;\n const animateScale = reset && animationOpts.animateScale;\n const innerRadius = animateScale ? 0 : this.innerRadius;\n const outerRadius = animateScale ? 0 : this.outerRadius;\n const firstOpts = this.resolveDataElementOptions(start, mode);\n const sharedOptions = this.getSharedOptions(firstOpts);\n const includeOptions = this.includeOptions(mode, sharedOptions);\n let startAngle = this._getRotation();\n let i;\n for (i = 0; i < start; ++i) {\n startAngle += this._circumference(i, reset);\n }\n for (i = start; i < start + count; ++i) {\n const circumference = this._circumference(i, reset);\n const arc = arcs[i];\n const properties = {\n x: centerX + this.offsetX,\n y: centerY + this.offsetY,\n startAngle,\n endAngle: startAngle + circumference,\n circumference,\n outerRadius,\n innerRadius\n };\n if (includeOptions) {\n properties.options = sharedOptions || this.resolveDataElementOptions(i, arc.active ? 'active' : mode);\n }\n startAngle += circumference;\n this.updateElement(arc, i, properties, mode);\n }\n this.updateSharedOptions(sharedOptions, mode, firstOpts);\n }\n calculateTotal() {\n const meta = this._cachedMeta;\n const metaData = meta.data;\n let total = 0;\n let i;\n for (i = 0; i < metaData.length; i++) {\n const value = meta._parsed[i];\n if (value !== null && !isNaN(value) && this.chart.getDataVisibility(i) && !metaData[i].hidden) {\n total += Math.abs(value);\n }\n }\n return total;\n }\n calculateCircumference(value) {\n const total = this._cachedMeta.total;\n if (total > 0 && !isNaN(value)) {\n return TAU * (Math.abs(value) / total);\n }\n return 0;\n }\n getLabelAndValue(index) {\n const meta = this._cachedMeta;\n const chart = this.chart;\n const labels = chart.data.labels || [];\n const value = formatNumber(meta._parsed[index], chart.options.locale);\n return {\n label: labels[index] || '',\n value,\n };\n }\n getMaxBorderWidth(arcs) {\n let max = 0;\n const chart = this.chart;\n let i, ilen, meta, controller, options;\n if (!arcs) {\n for (i = 0, ilen = chart.data.datasets.length; i < ilen; ++i) {\n if (chart.isDatasetVisible(i)) {\n meta = chart.getDatasetMeta(i);\n arcs = meta.data;\n controller = meta.controller;\n break;\n }\n }\n }\n if (!arcs) {\n return 0;\n }\n for (i = 0, ilen = arcs.length; i < ilen; ++i) {\n options = controller.resolveDataElementOptions(i);\n if (options.borderAlign !== 'inner') {\n max = Math.max(max, options.borderWidth || 0, options.hoverBorderWidth || 0);\n }\n }\n return max;\n }\n getMaxOffset(arcs) {\n let max = 0;\n for (let i = 0, ilen = arcs.length; i < ilen; ++i) {\n const options = this.resolveDataElementOptions(i);\n max = Math.max(max, options.offset || 0, options.hoverOffset || 0);\n }\n return max;\n }\n _getRingWeightOffset(datasetIndex) {\n let ringWeightOffset = 0;\n for (let i = 0; i < datasetIndex; ++i) {\n if (this.chart.isDatasetVisible(i)) {\n ringWeightOffset += this._getRingWeight(i);\n }\n }\n return ringWeightOffset;\n }\n _getRingWeight(datasetIndex) {\n return Math.max(valueOrDefault(this.chart.data.datasets[datasetIndex].weight, 1), 0);\n }\n _getVisibleDatasetWeightTotal() {\n return this._getRingWeightOffset(this.chart.data.datasets.length) || 1;\n }\n}\nDoughnutController.id = 'doughnut';\nDoughnutController.defaults = {\n datasetElementType: false,\n dataElementType: 'arc',\n animation: {\n animateRotate: true,\n animateScale: false\n },\n animations: {\n numbers: {\n type: 'number',\n properties: ['circumference', 'endAngle', 'innerRadius', 'outerRadius', 'startAngle', 'x', 'y', 'offset', 'borderWidth', 'spacing']\n },\n },\n cutout: '50%',\n rotation: 0,\n circumference: 360,\n radius: '100%',\n spacing: 0,\n indexAxis: 'r',\n};\nDoughnutController.descriptors = {\n _scriptable: (name) => name !== 'spacing',\n _indexable: (name) => name !== 'spacing',\n};\nDoughnutController.overrides = {\n aspectRatio: 1,\n plugins: {\n legend: {\n labels: {\n generateLabels(chart) {\n const data = chart.data;\n if (data.labels.length && data.datasets.length) {\n const {labels: {pointStyle}} = chart.legend.options;\n return data.labels.map((label, i) => {\n const meta = chart.getDatasetMeta(0);\n const style = meta.controller.getStyle(i);\n return {\n text: label,\n fillStyle: style.backgroundColor,\n strokeStyle: style.borderColor,\n lineWidth: style.borderWidth,\n pointStyle: pointStyle,\n hidden: !chart.getDataVisibility(i),\n index: i\n };\n });\n }\n return [];\n }\n },\n onClick(e, legendItem, legend) {\n legend.chart.toggleDataVisibility(legendItem.index);\n legend.chart.update();\n }\n },\n tooltip: {\n callbacks: {\n title() {\n return '';\n },\n label(tooltipItem) {\n let dataLabel = tooltipItem.label;\n const value = ': ' + tooltipItem.formattedValue;\n if (isArray(dataLabel)) {\n dataLabel = dataLabel.slice();\n dataLabel[0] += value;\n } else {\n dataLabel += value;\n }\n return dataLabel;\n }\n }\n }\n }\n};\n\nclass LineController extends DatasetController {\n initialize() {\n this.enableOptionSharing = true;\n super.initialize();\n }\n update(mode) {\n const meta = this._cachedMeta;\n const {dataset: line, data: points = [], _dataset} = meta;\n const animationsDisabled = this.chart._animationsDisabled;\n let {start, count} = getStartAndCountOfVisiblePoints(meta, points, animationsDisabled);\n this._drawStart = start;\n this._drawCount = count;\n if (scaleRangesChanged(meta)) {\n start = 0;\n count = points.length;\n }\n line._chart = this.chart;\n line._datasetIndex = this.index;\n line._decimated = !!_dataset._decimated;\n line.points = points;\n const options = this.resolveDatasetElementOptions(mode);\n if (!this.options.showLine) {\n options.borderWidth = 0;\n }\n options.segment = this.options.segment;\n this.updateElement(line, undefined, {\n animated: !animationsDisabled,\n options\n }, mode);\n this.updateElements(points, start, count, mode);\n }\n updateElements(points, start, count, mode) {\n const reset = mode === 'reset';\n const {iScale, vScale, _stacked, _dataset} = this._cachedMeta;\n const firstOpts = this.resolveDataElementOptions(start, mode);\n const sharedOptions = this.getSharedOptions(firstOpts);\n const includeOptions = this.includeOptions(mode, sharedOptions);\n const iAxis = iScale.axis;\n const vAxis = vScale.axis;\n const {spanGaps, segment} = this.options;\n const maxGapLength = isNumber(spanGaps) ? spanGaps : Number.POSITIVE_INFINITY;\n const directUpdate = this.chart._animationsDisabled || reset || mode === 'none';\n let prevParsed = start > 0 && this.getParsed(start - 1);\n for (let i = start; i < start + count; ++i) {\n const point = points[i];\n const parsed = this.getParsed(i);\n const properties = directUpdate ? point : {};\n const nullData = isNullOrUndef(parsed[vAxis]);\n const iPixel = properties[iAxis] = iScale.getPixelForValue(parsed[iAxis], i);\n const vPixel = properties[vAxis] = reset || nullData ? vScale.getBasePixel() : vScale.getPixelForValue(_stacked ? this.applyStack(vScale, parsed, _stacked) : parsed[vAxis], i);\n properties.skip = isNaN(iPixel) || isNaN(vPixel) || nullData;\n properties.stop = i > 0 && (parsed[iAxis] - prevParsed[iAxis]) > maxGapLength;\n if (segment) {\n properties.parsed = parsed;\n properties.raw = _dataset.data[i];\n }\n if (includeOptions) {\n properties.options = sharedOptions || this.resolveDataElementOptions(i, point.active ? 'active' : mode);\n }\n if (!directUpdate) {\n this.updateElement(point, i, properties, mode);\n }\n prevParsed = parsed;\n }\n this.updateSharedOptions(sharedOptions, mode, firstOpts);\n }\n getMaxOverflow() {\n const meta = this._cachedMeta;\n const dataset = meta.dataset;\n const border = dataset.options && dataset.options.borderWidth || 0;\n const data = meta.data || [];\n if (!data.length) {\n return border;\n }\n const firstPoint = data[0].size(this.resolveDataElementOptions(0));\n const lastPoint = data[data.length - 1].size(this.resolveDataElementOptions(data.length - 1));\n return Math.max(border, firstPoint, lastPoint) / 2;\n }\n draw() {\n const meta = this._cachedMeta;\n meta.dataset.updateControlPoints(this.chart.chartArea, meta.iScale.axis);\n super.draw();\n }\n}\nLineController.id = 'line';\nLineController.defaults = {\n datasetElementType: 'line',\n dataElementType: 'point',\n showLine: true,\n spanGaps: false,\n};\nLineController.overrides = {\n scales: {\n _index_: {\n type: 'category',\n },\n _value_: {\n type: 'linear',\n },\n }\n};\nfunction getStartAndCountOfVisiblePoints(meta, points, animationsDisabled) {\n const pointCount = points.length;\n let start = 0;\n let count = pointCount;\n if (meta._sorted) {\n const {iScale, _parsed} = meta;\n const axis = iScale.axis;\n const {min, max, minDefined, maxDefined} = iScale.getUserBounds();\n if (minDefined) {\n start = _limitValue(Math.min(\n _lookupByKey(_parsed, iScale.axis, min).lo,\n animationsDisabled ? pointCount : _lookupByKey(points, axis, iScale.getPixelForValue(min)).lo),\n 0, pointCount - 1);\n }\n if (maxDefined) {\n count = _limitValue(Math.max(\n _lookupByKey(_parsed, iScale.axis, max).hi + 1,\n animationsDisabled ? 0 : _lookupByKey(points, axis, iScale.getPixelForValue(max)).hi + 1),\n start, pointCount) - start;\n } else {\n count = pointCount - start;\n }\n }\n return {start, count};\n}\nfunction scaleRangesChanged(meta) {\n const {xScale, yScale, _scaleRanges} = meta;\n const newRanges = {\n xmin: xScale.min,\n xmax: xScale.max,\n ymin: yScale.min,\n ymax: yScale.max\n };\n if (!_scaleRanges) {\n meta._scaleRanges = newRanges;\n return true;\n }\n const changed = _scaleRanges.xmin !== xScale.min\n\t\t|| _scaleRanges.xmax !== xScale.max\n\t\t|| _scaleRanges.ymin !== yScale.min\n\t\t|| _scaleRanges.ymax !== yScale.max;\n Object.assign(_scaleRanges, newRanges);\n return changed;\n}\n\nclass PolarAreaController extends DatasetController {\n constructor(chart, datasetIndex) {\n super(chart, datasetIndex);\n this.innerRadius = undefined;\n this.outerRadius = undefined;\n }\n getLabelAndValue(index) {\n const meta = this._cachedMeta;\n const chart = this.chart;\n const labels = chart.data.labels || [];\n const value = formatNumber(meta._parsed[index].r, chart.options.locale);\n return {\n label: labels[index] || '',\n value,\n };\n }\n update(mode) {\n const arcs = this._cachedMeta.data;\n this._updateRadius();\n this.updateElements(arcs, 0, arcs.length, mode);\n }\n _updateRadius() {\n const chart = this.chart;\n const chartArea = chart.chartArea;\n const opts = chart.options;\n const minSize = Math.min(chartArea.right - chartArea.left, chartArea.bottom - chartArea.top);\n const outerRadius = Math.max(minSize / 2, 0);\n const innerRadius = Math.max(opts.cutoutPercentage ? (outerRadius / 100) * (opts.cutoutPercentage) : 1, 0);\n const radiusLength = (outerRadius - innerRadius) / chart.getVisibleDatasetCount();\n this.outerRadius = outerRadius - (radiusLength * this.index);\n this.innerRadius = this.outerRadius - radiusLength;\n }\n updateElements(arcs, start, count, mode) {\n const reset = mode === 'reset';\n const chart = this.chart;\n const dataset = this.getDataset();\n const opts = chart.options;\n const animationOpts = opts.animation;\n const scale = this._cachedMeta.rScale;\n const centerX = scale.xCenter;\n const centerY = scale.yCenter;\n const datasetStartAngle = scale.getIndexAngle(0) - 0.5 * PI;\n let angle = datasetStartAngle;\n let i;\n const defaultAngle = 360 / this.countVisibleElements();\n for (i = 0; i < start; ++i) {\n angle += this._computeAngle(i, mode, defaultAngle);\n }\n for (i = start; i < start + count; i++) {\n const arc = arcs[i];\n let startAngle = angle;\n let endAngle = angle + this._computeAngle(i, mode, defaultAngle);\n let outerRadius = chart.getDataVisibility(i) ? scale.getDistanceFromCenterForValue(dataset.data[i]) : 0;\n angle = endAngle;\n if (reset) {\n if (animationOpts.animateScale) {\n outerRadius = 0;\n }\n if (animationOpts.animateRotate) {\n startAngle = endAngle = datasetStartAngle;\n }\n }\n const properties = {\n x: centerX,\n y: centerY,\n innerRadius: 0,\n outerRadius,\n startAngle,\n endAngle,\n options: this.resolveDataElementOptions(i, arc.active ? 'active' : mode)\n };\n this.updateElement(arc, i, properties, mode);\n }\n }\n countVisibleElements() {\n const dataset = this.getDataset();\n const meta = this._cachedMeta;\n let count = 0;\n meta.data.forEach((element, index) => {\n if (!isNaN(dataset.data[index]) && this.chart.getDataVisibility(index)) {\n count++;\n }\n });\n return count;\n }\n _computeAngle(index, mode, defaultAngle) {\n return this.chart.getDataVisibility(index)\n ? toRadians(this.resolveDataElementOptions(index, mode).angle || defaultAngle)\n : 0;\n }\n}\nPolarAreaController.id = 'polarArea';\nPolarAreaController.defaults = {\n dataElementType: 'arc',\n animation: {\n animateRotate: true,\n animateScale: true\n },\n animations: {\n numbers: {\n type: 'number',\n properties: ['x', 'y', 'startAngle', 'endAngle', 'innerRadius', 'outerRadius']\n },\n },\n indexAxis: 'r',\n startAngle: 0,\n};\nPolarAreaController.overrides = {\n aspectRatio: 1,\n plugins: {\n legend: {\n labels: {\n generateLabels(chart) {\n const data = chart.data;\n if (data.labels.length && data.datasets.length) {\n const {labels: {pointStyle}} = chart.legend.options;\n return data.labels.map((label, i) => {\n const meta = chart.getDatasetMeta(0);\n const style = meta.controller.getStyle(i);\n return {\n text: label,\n fillStyle: style.backgroundColor,\n strokeStyle: style.borderColor,\n lineWidth: style.borderWidth,\n pointStyle: pointStyle,\n hidden: !chart.getDataVisibility(i),\n index: i\n };\n });\n }\n return [];\n }\n },\n onClick(e, legendItem, legend) {\n legend.chart.toggleDataVisibility(legendItem.index);\n legend.chart.update();\n }\n },\n tooltip: {\n callbacks: {\n title() {\n return '';\n },\n label(context) {\n return context.chart.data.labels[context.dataIndex] + ': ' + context.formattedValue;\n }\n }\n }\n },\n scales: {\n r: {\n type: 'radialLinear',\n angleLines: {\n display: false\n },\n beginAtZero: true,\n grid: {\n circular: true\n },\n pointLabels: {\n display: false\n },\n startAngle: 0\n }\n }\n};\n\nclass PieController extends DoughnutController {\n}\nPieController.id = 'pie';\nPieController.defaults = {\n cutout: 0,\n rotation: 0,\n circumference: 360,\n radius: '100%'\n};\n\nclass RadarController extends DatasetController {\n getLabelAndValue(index) {\n const vScale = this._cachedMeta.vScale;\n const parsed = this.getParsed(index);\n return {\n label: vScale.getLabels()[index],\n value: '' + vScale.getLabelForValue(parsed[vScale.axis])\n };\n }\n update(mode) {\n const meta = this._cachedMeta;\n const line = meta.dataset;\n const points = meta.data || [];\n const labels = meta.iScale.getLabels();\n line.points = points;\n if (mode !== 'resize') {\n const options = this.resolveDatasetElementOptions(mode);\n if (!this.options.showLine) {\n options.borderWidth = 0;\n }\n const properties = {\n _loop: true,\n _fullLoop: labels.length === points.length,\n options\n };\n this.updateElement(line, undefined, properties, mode);\n }\n this.updateElements(points, 0, points.length, mode);\n }\n updateElements(points, start, count, mode) {\n const dataset = this.getDataset();\n const scale = this._cachedMeta.rScale;\n const reset = mode === 'reset';\n for (let i = start; i < start + count; i++) {\n const point = points[i];\n const options = this.resolveDataElementOptions(i, point.active ? 'active' : mode);\n const pointPosition = scale.getPointPositionForValue(i, dataset.data[i]);\n const x = reset ? scale.xCenter : pointPosition.x;\n const y = reset ? scale.yCenter : pointPosition.y;\n const properties = {\n x,\n y,\n angle: pointPosition.angle,\n skip: isNaN(x) || isNaN(y),\n options\n };\n this.updateElement(point, i, properties, mode);\n }\n }\n}\nRadarController.id = 'radar';\nRadarController.defaults = {\n datasetElementType: 'line',\n dataElementType: 'point',\n indexAxis: 'r',\n showLine: true,\n elements: {\n line: {\n fill: 'start'\n }\n },\n};\nRadarController.overrides = {\n aspectRatio: 1,\n scales: {\n r: {\n type: 'radialLinear',\n }\n }\n};\n\nclass ScatterController extends LineController {\n}\nScatterController.id = 'scatter';\nScatterController.defaults = {\n showLine: false,\n fill: false\n};\nScatterController.overrides = {\n interaction: {\n mode: 'point'\n },\n plugins: {\n tooltip: {\n callbacks: {\n title() {\n return '';\n },\n label(item) {\n return '(' + item.label + ', ' + item.formattedValue + ')';\n }\n }\n }\n },\n scales: {\n x: {\n type: 'linear'\n },\n y: {\n type: 'linear'\n }\n }\n};\n\nvar controllers = /*#__PURE__*/Object.freeze({\n__proto__: null,\nBarController: BarController,\nBubbleController: BubbleController,\nDoughnutController: DoughnutController,\nLineController: LineController,\nPolarAreaController: PolarAreaController,\nPieController: PieController,\nRadarController: RadarController,\nScatterController: ScatterController\n});\n\nfunction abstract() {\n throw new Error('This method is not implemented: Check that a complete date adapter is provided.');\n}\nclass DateAdapter {\n constructor(options) {\n this.options = options || {};\n }\n formats() {\n return abstract();\n }\n parse(value, format) {\n return abstract();\n }\n format(timestamp, format) {\n return abstract();\n }\n add(timestamp, amount, unit) {\n return abstract();\n }\n diff(a, b, unit) {\n return abstract();\n }\n startOf(timestamp, unit, weekday) {\n return abstract();\n }\n endOf(timestamp, unit) {\n return abstract();\n }\n}\nDateAdapter.override = function(members) {\n Object.assign(DateAdapter.prototype, members);\n};\nvar adapters = {\n _date: DateAdapter\n};\n\nfunction getRelativePosition(e, chart) {\n if ('native' in e) {\n return {\n x: e.x,\n y: e.y\n };\n }\n return getRelativePosition$1(e, chart);\n}\nfunction evaluateAllVisibleItems(chart, handler) {\n const metasets = chart.getSortedVisibleDatasetMetas();\n let index, data, element;\n for (let i = 0, ilen = metasets.length; i < ilen; ++i) {\n ({index, data} = metasets[i]);\n for (let j = 0, jlen = data.length; j < jlen; ++j) {\n element = data[j];\n if (!element.skip) {\n handler(element, index, j);\n }\n }\n }\n}\nfunction binarySearch(metaset, axis, value, intersect) {\n const {controller, data, _sorted} = metaset;\n const iScale = controller._cachedMeta.iScale;\n if (iScale && axis === iScale.axis && axis !== 'r' && _sorted && data.length) {\n const lookupMethod = iScale._reversePixels ? _rlookupByKey : _lookupByKey;\n if (!intersect) {\n return lookupMethod(data, axis, value);\n } else if (controller._sharedOptions) {\n const el = data[0];\n const range = typeof el.getRange === 'function' && el.getRange(axis);\n if (range) {\n const start = lookupMethod(data, axis, value - range);\n const end = lookupMethod(data, axis, value + range);\n return {lo: start.lo, hi: end.hi};\n }\n }\n }\n return {lo: 0, hi: data.length - 1};\n}\nfunction optimizedEvaluateItems(chart, axis, position, handler, intersect) {\n const metasets = chart.getSortedVisibleDatasetMetas();\n const value = position[axis];\n for (let i = 0, ilen = metasets.length; i < ilen; ++i) {\n const {index, data} = metasets[i];\n const {lo, hi} = binarySearch(metasets[i], axis, value, intersect);\n for (let j = lo; j <= hi; ++j) {\n const element = data[j];\n if (!element.skip) {\n handler(element, index, j);\n }\n }\n }\n}\nfunction getDistanceMetricForAxis(axis) {\n const useX = axis.indexOf('x') !== -1;\n const useY = axis.indexOf('y') !== -1;\n return function(pt1, pt2) {\n const deltaX = useX ? Math.abs(pt1.x - pt2.x) : 0;\n const deltaY = useY ? Math.abs(pt1.y - pt2.y) : 0;\n return Math.sqrt(Math.pow(deltaX, 2) + Math.pow(deltaY, 2));\n };\n}\nfunction getIntersectItems(chart, position, axis, useFinalPosition) {\n const items = [];\n if (!_isPointInArea(position, chart.chartArea, chart._minPadding)) {\n return items;\n }\n const evaluationFunc = function(element, datasetIndex, index) {\n if (element.inRange(position.x, position.y, useFinalPosition)) {\n items.push({element, datasetIndex, index});\n }\n };\n optimizedEvaluateItems(chart, axis, position, evaluationFunc, true);\n return items;\n}\nfunction getNearestRadialItems(chart, position, axis, useFinalPosition) {\n let items = [];\n function evaluationFunc(element, datasetIndex, index) {\n const {startAngle, endAngle} = element.getProps(['startAngle', 'endAngle'], useFinalPosition);\n const {angle} = getAngleFromPoint(element, {x: position.x, y: position.y});\n if (_angleBetween(angle, startAngle, endAngle)) {\n items.push({element, datasetIndex, index});\n }\n }\n optimizedEvaluateItems(chart, axis, position, evaluationFunc);\n return items;\n}\nfunction getNearestCartesianItems(chart, position, axis, intersect, useFinalPosition) {\n let items = [];\n const distanceMetric = getDistanceMetricForAxis(axis);\n let minDistance = Number.POSITIVE_INFINITY;\n function evaluationFunc(element, datasetIndex, index) {\n const inRange = element.inRange(position.x, position.y, useFinalPosition);\n if (intersect && !inRange) {\n return;\n }\n const center = element.getCenterPoint(useFinalPosition);\n const pointInArea = _isPointInArea(center, chart.chartArea, chart._minPadding);\n if (!pointInArea && !inRange) {\n return;\n }\n const distance = distanceMetric(position, center);\n if (distance < minDistance) {\n items = [{element, datasetIndex, index}];\n minDistance = distance;\n } else if (distance === minDistance) {\n items.push({element, datasetIndex, index});\n }\n }\n optimizedEvaluateItems(chart, axis, position, evaluationFunc);\n return items;\n}\nfunction getNearestItems(chart, position, axis, intersect, useFinalPosition) {\n if (!_isPointInArea(position, chart.chartArea, chart._minPadding)) {\n return [];\n }\n return axis === 'r' && !intersect\n ? getNearestRadialItems(chart, position, axis, useFinalPosition)\n : getNearestCartesianItems(chart, position, axis, intersect, useFinalPosition);\n}\nfunction getAxisItems(chart, e, options, useFinalPosition) {\n const position = getRelativePosition(e, chart);\n const items = [];\n const axis = options.axis;\n const rangeMethod = axis === 'x' ? 'inXRange' : 'inYRange';\n let intersectsItem = false;\n evaluateAllVisibleItems(chart, (element, datasetIndex, index) => {\n if (element[rangeMethod](position[axis], useFinalPosition)) {\n items.push({element, datasetIndex, index});\n }\n if (element.inRange(position.x, position.y, useFinalPosition)) {\n intersectsItem = true;\n }\n });\n if (options.intersect && !intersectsItem) {\n return [];\n }\n return items;\n}\nvar Interaction = {\n modes: {\n index(chart, e, options, useFinalPosition) {\n const position = getRelativePosition(e, chart);\n const axis = options.axis || 'x';\n const items = options.intersect\n ? getIntersectItems(chart, position, axis, useFinalPosition)\n : getNearestItems(chart, position, axis, false, useFinalPosition);\n const elements = [];\n if (!items.length) {\n return [];\n }\n chart.getSortedVisibleDatasetMetas().forEach((meta) => {\n const index = items[0].index;\n const element = meta.data[index];\n if (element && !element.skip) {\n elements.push({element, datasetIndex: meta.index, index});\n }\n });\n return elements;\n },\n dataset(chart, e, options, useFinalPosition) {\n const position = getRelativePosition(e, chart);\n const axis = options.axis || 'xy';\n let items = options.intersect\n ? getIntersectItems(chart, position, axis, useFinalPosition) :\n getNearestItems(chart, position, axis, false, useFinalPosition);\n if (items.length > 0) {\n const datasetIndex = items[0].datasetIndex;\n const data = chart.getDatasetMeta(datasetIndex).data;\n items = [];\n for (let i = 0; i < data.length; ++i) {\n items.push({element: data[i], datasetIndex, index: i});\n }\n }\n return items;\n },\n point(chart, e, options, useFinalPosition) {\n const position = getRelativePosition(e, chart);\n const axis = options.axis || 'xy';\n return getIntersectItems(chart, position, axis, useFinalPosition);\n },\n nearest(chart, e, options, useFinalPosition) {\n const position = getRelativePosition(e, chart);\n const axis = options.axis || 'xy';\n return getNearestItems(chart, position, axis, options.intersect, useFinalPosition);\n },\n x(chart, e, options, useFinalPosition) {\n return getAxisItems(chart, e, {axis: 'x', intersect: options.intersect}, useFinalPosition);\n },\n y(chart, e, options, useFinalPosition) {\n return getAxisItems(chart, e, {axis: 'y', intersect: options.intersect}, useFinalPosition);\n }\n }\n};\n\nconst STATIC_POSITIONS = ['left', 'top', 'right', 'bottom'];\nfunction filterByPosition(array, position) {\n return array.filter(v => v.pos === position);\n}\nfunction filterDynamicPositionByAxis(array, axis) {\n return array.filter(v => STATIC_POSITIONS.indexOf(v.pos) === -1 && v.box.axis === axis);\n}\nfunction sortByWeight(array, reverse) {\n return array.sort((a, b) => {\n const v0 = reverse ? b : a;\n const v1 = reverse ? a : b;\n return v0.weight === v1.weight ?\n v0.index - v1.index :\n v0.weight - v1.weight;\n });\n}\nfunction wrapBoxes(boxes) {\n const layoutBoxes = [];\n let i, ilen, box, pos, stack, stackWeight;\n for (i = 0, ilen = (boxes || []).length; i < ilen; ++i) {\n box = boxes[i];\n ({position: pos, options: {stack, stackWeight = 1}} = box);\n layoutBoxes.push({\n index: i,\n box,\n pos,\n horizontal: box.isHorizontal(),\n weight: box.weight,\n stack: stack && (pos + stack),\n stackWeight\n });\n }\n return layoutBoxes;\n}\nfunction buildStacks(layouts) {\n const stacks = {};\n for (const wrap of layouts) {\n const {stack, pos, stackWeight} = wrap;\n if (!stack || !STATIC_POSITIONS.includes(pos)) {\n continue;\n }\n const _stack = stacks[stack] || (stacks[stack] = {count: 0, placed: 0, weight: 0, size: 0});\n _stack.count++;\n _stack.weight += stackWeight;\n }\n return stacks;\n}\nfunction setLayoutDims(layouts, params) {\n const stacks = buildStacks(layouts);\n const {vBoxMaxWidth, hBoxMaxHeight} = params;\n let i, ilen, layout;\n for (i = 0, ilen = layouts.length; i < ilen; ++i) {\n layout = layouts[i];\n const {fullSize} = layout.box;\n const stack = stacks[layout.stack];\n const factor = stack && layout.stackWeight / stack.weight;\n if (layout.horizontal) {\n layout.width = factor ? factor * vBoxMaxWidth : fullSize && params.availableWidth;\n layout.height = hBoxMaxHeight;\n } else {\n layout.width = vBoxMaxWidth;\n layout.height = factor ? factor * hBoxMaxHeight : fullSize && params.availableHeight;\n }\n }\n return stacks;\n}\nfunction buildLayoutBoxes(boxes) {\n const layoutBoxes = wrapBoxes(boxes);\n const fullSize = sortByWeight(layoutBoxes.filter(wrap => wrap.box.fullSize), true);\n const left = sortByWeight(filterByPosition(layoutBoxes, 'left'), true);\n const right = sortByWeight(filterByPosition(layoutBoxes, 'right'));\n const top = sortByWeight(filterByPosition(layoutBoxes, 'top'), true);\n const bottom = sortByWeight(filterByPosition(layoutBoxes, 'bottom'));\n const centerHorizontal = filterDynamicPositionByAxis(layoutBoxes, 'x');\n const centerVertical = filterDynamicPositionByAxis(layoutBoxes, 'y');\n return {\n fullSize,\n leftAndTop: left.concat(top),\n rightAndBottom: right.concat(centerVertical).concat(bottom).concat(centerHorizontal),\n chartArea: filterByPosition(layoutBoxes, 'chartArea'),\n vertical: left.concat(right).concat(centerVertical),\n horizontal: top.concat(bottom).concat(centerHorizontal)\n };\n}\nfunction getCombinedMax(maxPadding, chartArea, a, b) {\n return Math.max(maxPadding[a], chartArea[a]) + Math.max(maxPadding[b], chartArea[b]);\n}\nfunction updateMaxPadding(maxPadding, boxPadding) {\n maxPadding.top = Math.max(maxPadding.top, boxPadding.top);\n maxPadding.left = Math.max(maxPadding.left, boxPadding.left);\n maxPadding.bottom = Math.max(maxPadding.bottom, boxPadding.bottom);\n maxPadding.right = Math.max(maxPadding.right, boxPadding.right);\n}\nfunction updateDims(chartArea, params, layout, stacks) {\n const {pos, box} = layout;\n const maxPadding = chartArea.maxPadding;\n if (!isObject(pos)) {\n if (layout.size) {\n chartArea[pos] -= layout.size;\n }\n const stack = stacks[layout.stack] || {size: 0, count: 1};\n stack.size = Math.max(stack.size, layout.horizontal ? box.height : box.width);\n layout.size = stack.size / stack.count;\n chartArea[pos] += layout.size;\n }\n if (box.getPadding) {\n updateMaxPadding(maxPadding, box.getPadding());\n }\n const newWidth = Math.max(0, params.outerWidth - getCombinedMax(maxPadding, chartArea, 'left', 'right'));\n const newHeight = Math.max(0, params.outerHeight - getCombinedMax(maxPadding, chartArea, 'top', 'bottom'));\n const widthChanged = newWidth !== chartArea.w;\n const heightChanged = newHeight !== chartArea.h;\n chartArea.w = newWidth;\n chartArea.h = newHeight;\n return layout.horizontal\n ? {same: widthChanged, other: heightChanged}\n : {same: heightChanged, other: widthChanged};\n}\nfunction handleMaxPadding(chartArea) {\n const maxPadding = chartArea.maxPadding;\n function updatePos(pos) {\n const change = Math.max(maxPadding[pos] - chartArea[pos], 0);\n chartArea[pos] += change;\n return change;\n }\n chartArea.y += updatePos('top');\n chartArea.x += updatePos('left');\n updatePos('right');\n updatePos('bottom');\n}\nfunction getMargins(horizontal, chartArea) {\n const maxPadding = chartArea.maxPadding;\n function marginForPositions(positions) {\n const margin = {left: 0, top: 0, right: 0, bottom: 0};\n positions.forEach((pos) => {\n margin[pos] = Math.max(chartArea[pos], maxPadding[pos]);\n });\n return margin;\n }\n return horizontal\n ? marginForPositions(['left', 'right'])\n : marginForPositions(['top', 'bottom']);\n}\nfunction fitBoxes(boxes, chartArea, params, stacks) {\n const refitBoxes = [];\n let i, ilen, layout, box, refit, changed;\n for (i = 0, ilen = boxes.length, refit = 0; i < ilen; ++i) {\n layout = boxes[i];\n box = layout.box;\n box.update(\n layout.width || chartArea.w,\n layout.height || chartArea.h,\n getMargins(layout.horizontal, chartArea)\n );\n const {same, other} = updateDims(chartArea, params, layout, stacks);\n refit |= same && refitBoxes.length;\n changed = changed || other;\n if (!box.fullSize) {\n refitBoxes.push(layout);\n }\n }\n return refit && fitBoxes(refitBoxes, chartArea, params, stacks) || changed;\n}\nfunction setBoxDims(box, left, top, width, height) {\n box.top = top;\n box.left = left;\n box.right = left + width;\n box.bottom = top + height;\n box.width = width;\n box.height = height;\n}\nfunction placeBoxes(boxes, chartArea, params, stacks) {\n const userPadding = params.padding;\n let {x, y} = chartArea;\n for (const layout of boxes) {\n const box = layout.box;\n const stack = stacks[layout.stack] || {count: 1, placed: 0, weight: 1};\n const weight = (layout.stackWeight / stack.weight) || 1;\n if (layout.horizontal) {\n const width = chartArea.w * weight;\n const height = stack.size || box.height;\n if (defined(stack.start)) {\n y = stack.start;\n }\n if (box.fullSize) {\n setBoxDims(box, userPadding.left, y, params.outerWidth - userPadding.right - userPadding.left, height);\n } else {\n setBoxDims(box, chartArea.left + stack.placed, y, width, height);\n }\n stack.start = y;\n stack.placed += width;\n y = box.bottom;\n } else {\n const height = chartArea.h * weight;\n const width = stack.size || box.width;\n if (defined(stack.start)) {\n x = stack.start;\n }\n if (box.fullSize) {\n setBoxDims(box, x, userPadding.top, width, params.outerHeight - userPadding.bottom - userPadding.top);\n } else {\n setBoxDims(box, x, chartArea.top + stack.placed, width, height);\n }\n stack.start = x;\n stack.placed += height;\n x = box.right;\n }\n }\n chartArea.x = x;\n chartArea.y = y;\n}\ndefaults.set('layout', {\n autoPadding: true,\n padding: {\n top: 0,\n right: 0,\n bottom: 0,\n left: 0\n }\n});\nvar layouts = {\n addBox(chart, item) {\n if (!chart.boxes) {\n chart.boxes = [];\n }\n item.fullSize = item.fullSize || false;\n item.position = item.position || 'top';\n item.weight = item.weight || 0;\n item._layers = item._layers || function() {\n return [{\n z: 0,\n draw(chartArea) {\n item.draw(chartArea);\n }\n }];\n };\n chart.boxes.push(item);\n },\n removeBox(chart, layoutItem) {\n const index = chart.boxes ? chart.boxes.indexOf(layoutItem) : -1;\n if (index !== -1) {\n chart.boxes.splice(index, 1);\n }\n },\n configure(chart, item, options) {\n item.fullSize = options.fullSize;\n item.position = options.position;\n item.weight = options.weight;\n },\n update(chart, width, height, minPadding) {\n if (!chart) {\n return;\n }\n const padding = toPadding(chart.options.layout.padding);\n const availableWidth = Math.max(width - padding.width, 0);\n const availableHeight = Math.max(height - padding.height, 0);\n const boxes = buildLayoutBoxes(chart.boxes);\n const verticalBoxes = boxes.vertical;\n const horizontalBoxes = boxes.horizontal;\n each(chart.boxes, box => {\n if (typeof box.beforeLayout === 'function') {\n box.beforeLayout();\n }\n });\n const visibleVerticalBoxCount = verticalBoxes.reduce((total, wrap) =>\n wrap.box.options && wrap.box.options.display === false ? total : total + 1, 0) || 1;\n const params = Object.freeze({\n outerWidth: width,\n outerHeight: height,\n padding,\n availableWidth,\n availableHeight,\n vBoxMaxWidth: availableWidth / 2 / visibleVerticalBoxCount,\n hBoxMaxHeight: availableHeight / 2\n });\n const maxPadding = Object.assign({}, padding);\n updateMaxPadding(maxPadding, toPadding(minPadding));\n const chartArea = Object.assign({\n maxPadding,\n w: availableWidth,\n h: availableHeight,\n x: padding.left,\n y: padding.top\n }, padding);\n const stacks = setLayoutDims(verticalBoxes.concat(horizontalBoxes), params);\n fitBoxes(boxes.fullSize, chartArea, params, stacks);\n fitBoxes(verticalBoxes, chartArea, params, stacks);\n if (fitBoxes(horizontalBoxes, chartArea, params, stacks)) {\n fitBoxes(verticalBoxes, chartArea, params, stacks);\n }\n handleMaxPadding(chartArea);\n placeBoxes(boxes.leftAndTop, chartArea, params, stacks);\n chartArea.x += chartArea.w;\n chartArea.y += chartArea.h;\n placeBoxes(boxes.rightAndBottom, chartArea, params, stacks);\n chart.chartArea = {\n left: chartArea.left,\n top: chartArea.top,\n right: chartArea.left + chartArea.w,\n bottom: chartArea.top + chartArea.h,\n height: chartArea.h,\n width: chartArea.w,\n };\n each(boxes.chartArea, (layout) => {\n const box = layout.box;\n Object.assign(box, chart.chartArea);\n box.update(chartArea.w, chartArea.h, {left: 0, top: 0, right: 0, bottom: 0});\n });\n }\n};\n\nclass BasePlatform {\n acquireContext(canvas, aspectRatio) {}\n releaseContext(context) {\n return false;\n }\n addEventListener(chart, type, listener) {}\n removeEventListener(chart, type, listener) {}\n getDevicePixelRatio() {\n return 1;\n }\n getMaximumSize(element, width, height, aspectRatio) {\n width = Math.max(0, width || element.width);\n height = height || element.height;\n return {\n width,\n height: Math.max(0, aspectRatio ? Math.floor(width / aspectRatio) : height)\n };\n }\n isAttached(canvas) {\n return true;\n }\n updateConfig(config) {\n }\n}\n\nclass BasicPlatform extends BasePlatform {\n acquireContext(item) {\n return item && item.getContext && item.getContext('2d') || null;\n }\n updateConfig(config) {\n config.options.animation = false;\n }\n}\n\nconst EXPANDO_KEY = '$chartjs';\nconst EVENT_TYPES = {\n touchstart: 'mousedown',\n touchmove: 'mousemove',\n touchend: 'mouseup',\n pointerenter: 'mouseenter',\n pointerdown: 'mousedown',\n pointermove: 'mousemove',\n pointerup: 'mouseup',\n pointerleave: 'mouseout',\n pointerout: 'mouseout'\n};\nconst isNullOrEmpty = value => value === null || value === '';\nfunction initCanvas(canvas, aspectRatio) {\n const style = canvas.style;\n const renderHeight = canvas.getAttribute('height');\n const renderWidth = canvas.getAttribute('width');\n canvas[EXPANDO_KEY] = {\n initial: {\n height: renderHeight,\n width: renderWidth,\n style: {\n display: style.display,\n height: style.height,\n width: style.width\n }\n }\n };\n style.display = style.display || 'block';\n style.boxSizing = style.boxSizing || 'border-box';\n if (isNullOrEmpty(renderWidth)) {\n const displayWidth = readUsedSize(canvas, 'width');\n if (displayWidth !== undefined) {\n canvas.width = displayWidth;\n }\n }\n if (isNullOrEmpty(renderHeight)) {\n if (canvas.style.height === '') {\n canvas.height = canvas.width / (aspectRatio || 2);\n } else {\n const displayHeight = readUsedSize(canvas, 'height');\n if (displayHeight !== undefined) {\n canvas.height = displayHeight;\n }\n }\n }\n return canvas;\n}\nconst eventListenerOptions = supportsEventListenerOptions ? {passive: true} : false;\nfunction addListener(node, type, listener) {\n node.addEventListener(type, listener, eventListenerOptions);\n}\nfunction removeListener(chart, type, listener) {\n chart.canvas.removeEventListener(type, listener, eventListenerOptions);\n}\nfunction fromNativeEvent(event, chart) {\n const type = EVENT_TYPES[event.type] || event.type;\n const {x, y} = getRelativePosition$1(event, chart);\n return {\n type,\n chart,\n native: event,\n x: x !== undefined ? x : null,\n y: y !== undefined ? y : null,\n };\n}\nfunction nodeListContains(nodeList, canvas) {\n for (const node of nodeList) {\n if (node === canvas || node.contains(canvas)) {\n return true;\n }\n }\n}\nfunction createAttachObserver(chart, type, listener) {\n const canvas = chart.canvas;\n const observer = new MutationObserver(entries => {\n let trigger = false;\n for (const entry of entries) {\n trigger = trigger || nodeListContains(entry.addedNodes, canvas);\n trigger = trigger && !nodeListContains(entry.removedNodes, canvas);\n }\n if (trigger) {\n listener();\n }\n });\n observer.observe(document, {childList: true, subtree: true});\n return observer;\n}\nfunction createDetachObserver(chart, type, listener) {\n const canvas = chart.canvas;\n const observer = new MutationObserver(entries => {\n let trigger = false;\n for (const entry of entries) {\n trigger = trigger || nodeListContains(entry.removedNodes, canvas);\n trigger = trigger && !nodeListContains(entry.addedNodes, canvas);\n }\n if (trigger) {\n listener();\n }\n });\n observer.observe(document, {childList: true, subtree: true});\n return observer;\n}\nconst drpListeningCharts = new Map();\nlet oldDevicePixelRatio = 0;\nfunction onWindowResize() {\n const dpr = window.devicePixelRatio;\n if (dpr === oldDevicePixelRatio) {\n return;\n }\n oldDevicePixelRatio = dpr;\n drpListeningCharts.forEach((resize, chart) => {\n if (chart.currentDevicePixelRatio !== dpr) {\n resize();\n }\n });\n}\nfunction listenDevicePixelRatioChanges(chart, resize) {\n if (!drpListeningCharts.size) {\n window.addEventListener('resize', onWindowResize);\n }\n drpListeningCharts.set(chart, resize);\n}\nfunction unlistenDevicePixelRatioChanges(chart) {\n drpListeningCharts.delete(chart);\n if (!drpListeningCharts.size) {\n window.removeEventListener('resize', onWindowResize);\n }\n}\nfunction createResizeObserver(chart, type, listener) {\n const canvas = chart.canvas;\n const container = canvas && _getParentNode(canvas);\n if (!container) {\n return;\n }\n const resize = throttled((width, height) => {\n const w = container.clientWidth;\n listener(width, height);\n if (w < container.clientWidth) {\n listener();\n }\n }, window);\n const observer = new ResizeObserver(entries => {\n const entry = entries[0];\n const width = entry.contentRect.width;\n const height = entry.contentRect.height;\n if (width === 0 && height === 0) {\n return;\n }\n resize(width, height);\n });\n observer.observe(container);\n listenDevicePixelRatioChanges(chart, resize);\n return observer;\n}\nfunction releaseObserver(chart, type, observer) {\n if (observer) {\n observer.disconnect();\n }\n if (type === 'resize') {\n unlistenDevicePixelRatioChanges(chart);\n }\n}\nfunction createProxyAndListen(chart, type, listener) {\n const canvas = chart.canvas;\n const proxy = throttled((event) => {\n if (chart.ctx !== null) {\n listener(fromNativeEvent(event, chart));\n }\n }, chart, (args) => {\n const event = args[0];\n return [event, event.offsetX, event.offsetY];\n });\n addListener(canvas, type, proxy);\n return proxy;\n}\nclass DomPlatform extends BasePlatform {\n acquireContext(canvas, aspectRatio) {\n const context = canvas && canvas.getContext && canvas.getContext('2d');\n if (context && context.canvas === canvas) {\n initCanvas(canvas, aspectRatio);\n return context;\n }\n return null;\n }\n releaseContext(context) {\n const canvas = context.canvas;\n if (!canvas[EXPANDO_KEY]) {\n return false;\n }\n const initial = canvas[EXPANDO_KEY].initial;\n ['height', 'width'].forEach((prop) => {\n const value = initial[prop];\n if (isNullOrUndef(value)) {\n canvas.removeAttribute(prop);\n } else {\n canvas.setAttribute(prop, value);\n }\n });\n const style = initial.style || {};\n Object.keys(style).forEach((key) => {\n canvas.style[key] = style[key];\n });\n canvas.width = canvas.width;\n delete canvas[EXPANDO_KEY];\n return true;\n }\n addEventListener(chart, type, listener) {\n this.removeEventListener(chart, type);\n const proxies = chart.$proxies || (chart.$proxies = {});\n const handlers = {\n attach: createAttachObserver,\n detach: createDetachObserver,\n resize: createResizeObserver\n };\n const handler = handlers[type] || createProxyAndListen;\n proxies[type] = handler(chart, type, listener);\n }\n removeEventListener(chart, type) {\n const proxies = chart.$proxies || (chart.$proxies = {});\n const proxy = proxies[type];\n if (!proxy) {\n return;\n }\n const handlers = {\n attach: releaseObserver,\n detach: releaseObserver,\n resize: releaseObserver\n };\n const handler = handlers[type] || removeListener;\n handler(chart, type, proxy);\n proxies[type] = undefined;\n }\n getDevicePixelRatio() {\n return window.devicePixelRatio;\n }\n getMaximumSize(canvas, width, height, aspectRatio) {\n return getMaximumSize(canvas, width, height, aspectRatio);\n }\n isAttached(canvas) {\n const container = _getParentNode(canvas);\n return !!(container && container.isConnected);\n }\n}\n\nfunction _detectPlatform(canvas) {\n if (!_isDomSupported() || (typeof OffscreenCanvas !== 'undefined' && canvas instanceof OffscreenCanvas)) {\n return BasicPlatform;\n }\n return DomPlatform;\n}\n\nclass Element {\n constructor() {\n this.x = undefined;\n this.y = undefined;\n this.active = false;\n this.options = undefined;\n this.$animations = undefined;\n }\n tooltipPosition(useFinalPosition) {\n const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n return {x, y};\n }\n hasValue() {\n return isNumber(this.x) && isNumber(this.y);\n }\n getProps(props, final) {\n const anims = this.$animations;\n if (!final || !anims) {\n return this;\n }\n const ret = {};\n props.forEach(prop => {\n ret[prop] = anims[prop] && anims[prop].active() ? anims[prop]._to : this[prop];\n });\n return ret;\n }\n}\nElement.defaults = {};\nElement.defaultRoutes = undefined;\n\nconst formatters = {\n values(value) {\n return isArray(value) ? value : '' + value;\n },\n numeric(tickValue, index, ticks) {\n if (tickValue === 0) {\n return '0';\n }\n const locale = this.chart.options.locale;\n let notation;\n let delta = tickValue;\n if (ticks.length > 1) {\n const maxTick = Math.max(Math.abs(ticks[0].value), Math.abs(ticks[ticks.length - 1].value));\n if (maxTick < 1e-4 || maxTick > 1e+15) {\n notation = 'scientific';\n }\n delta = calculateDelta(tickValue, ticks);\n }\n const logDelta = log10(Math.abs(delta));\n const numDecimal = Math.max(Math.min(-1 * Math.floor(logDelta), 20), 0);\n const options = {notation, minimumFractionDigits: numDecimal, maximumFractionDigits: numDecimal};\n Object.assign(options, this.options.ticks.format);\n return formatNumber(tickValue, locale, options);\n },\n logarithmic(tickValue, index, ticks) {\n if (tickValue === 0) {\n return '0';\n }\n const remain = tickValue / (Math.pow(10, Math.floor(log10(tickValue))));\n if (remain === 1 || remain === 2 || remain === 5) {\n return formatters.numeric.call(this, tickValue, index, ticks);\n }\n return '';\n }\n};\nfunction calculateDelta(tickValue, ticks) {\n let delta = ticks.length > 3 ? ticks[2].value - ticks[1].value : ticks[1].value - ticks[0].value;\n if (Math.abs(delta) >= 1 && tickValue !== Math.floor(tickValue)) {\n delta = tickValue - Math.floor(tickValue);\n }\n return delta;\n}\nvar Ticks = {formatters};\n\ndefaults.set('scale', {\n display: true,\n offset: false,\n reverse: false,\n beginAtZero: false,\n bounds: 'ticks',\n grace: 0,\n grid: {\n display: true,\n lineWidth: 1,\n drawBorder: true,\n drawOnChartArea: true,\n drawTicks: true,\n tickLength: 8,\n tickWidth: (_ctx, options) => options.lineWidth,\n tickColor: (_ctx, options) => options.color,\n offset: false,\n borderDash: [],\n borderDashOffset: 0.0,\n borderWidth: 1\n },\n title: {\n display: false,\n text: '',\n padding: {\n top: 4,\n bottom: 4\n }\n },\n ticks: {\n minRotation: 0,\n maxRotation: 50,\n mirror: false,\n textStrokeWidth: 0,\n textStrokeColor: '',\n padding: 3,\n display: true,\n autoSkip: true,\n autoSkipPadding: 3,\n labelOffset: 0,\n callback: Ticks.formatters.values,\n minor: {},\n major: {},\n align: 'center',\n crossAlign: 'near',\n showLabelBackdrop: false,\n backdropColor: 'rgba(255, 255, 255, 0.75)',\n backdropPadding: 2,\n }\n});\ndefaults.route('scale.ticks', 'color', '', 'color');\ndefaults.route('scale.grid', 'color', '', 'borderColor');\ndefaults.route('scale.grid', 'borderColor', '', 'borderColor');\ndefaults.route('scale.title', 'color', '', 'color');\ndefaults.describe('scale', {\n _fallback: false,\n _scriptable: (name) => !name.startsWith('before') && !name.startsWith('after') && name !== 'callback' && name !== 'parser',\n _indexable: (name) => name !== 'borderDash' && name !== 'tickBorderDash',\n});\ndefaults.describe('scales', {\n _fallback: 'scale',\n});\ndefaults.describe('scale.ticks', {\n _scriptable: (name) => name !== 'backdropPadding' && name !== 'callback',\n _indexable: (name) => name !== 'backdropPadding',\n});\n\nfunction autoSkip(scale, ticks) {\n const tickOpts = scale.options.ticks;\n const ticksLimit = tickOpts.maxTicksLimit || determineMaxTicks(scale);\n const majorIndices = tickOpts.major.enabled ? getMajorIndices(ticks) : [];\n const numMajorIndices = majorIndices.length;\n const first = majorIndices[0];\n const last = majorIndices[numMajorIndices - 1];\n const newTicks = [];\n if (numMajorIndices > ticksLimit) {\n skipMajors(ticks, newTicks, majorIndices, numMajorIndices / ticksLimit);\n return newTicks;\n }\n const spacing = calculateSpacing(majorIndices, ticks, ticksLimit);\n if (numMajorIndices > 0) {\n let i, ilen;\n const avgMajorSpacing = numMajorIndices > 1 ? Math.round((last - first) / (numMajorIndices - 1)) : null;\n skip(ticks, newTicks, spacing, isNullOrUndef(avgMajorSpacing) ? 0 : first - avgMajorSpacing, first);\n for (i = 0, ilen = numMajorIndices - 1; i < ilen; i++) {\n skip(ticks, newTicks, spacing, majorIndices[i], majorIndices[i + 1]);\n }\n skip(ticks, newTicks, spacing, last, isNullOrUndef(avgMajorSpacing) ? ticks.length : last + avgMajorSpacing);\n return newTicks;\n }\n skip(ticks, newTicks, spacing);\n return newTicks;\n}\nfunction determineMaxTicks(scale) {\n const offset = scale.options.offset;\n const tickLength = scale._tickSize();\n const maxScale = scale._length / tickLength + (offset ? 0 : 1);\n const maxChart = scale._maxLength / tickLength;\n return Math.floor(Math.min(maxScale, maxChart));\n}\nfunction calculateSpacing(majorIndices, ticks, ticksLimit) {\n const evenMajorSpacing = getEvenSpacing(majorIndices);\n const spacing = ticks.length / ticksLimit;\n if (!evenMajorSpacing) {\n return Math.max(spacing, 1);\n }\n const factors = _factorize(evenMajorSpacing);\n for (let i = 0, ilen = factors.length - 1; i < ilen; i++) {\n const factor = factors[i];\n if (factor > spacing) {\n return factor;\n }\n }\n return Math.max(spacing, 1);\n}\nfunction getMajorIndices(ticks) {\n const result = [];\n let i, ilen;\n for (i = 0, ilen = ticks.length; i < ilen; i++) {\n if (ticks[i].major) {\n result.push(i);\n }\n }\n return result;\n}\nfunction skipMajors(ticks, newTicks, majorIndices, spacing) {\n let count = 0;\n let next = majorIndices[0];\n let i;\n spacing = Math.ceil(spacing);\n for (i = 0; i < ticks.length; i++) {\n if (i === next) {\n newTicks.push(ticks[i]);\n count++;\n next = majorIndices[count * spacing];\n }\n }\n}\nfunction skip(ticks, newTicks, spacing, majorStart, majorEnd) {\n const start = valueOrDefault(majorStart, 0);\n const end = Math.min(valueOrDefault(majorEnd, ticks.length), ticks.length);\n let count = 0;\n let length, i, next;\n spacing = Math.ceil(spacing);\n if (majorEnd) {\n length = majorEnd - majorStart;\n spacing = length / Math.floor(length / spacing);\n }\n next = start;\n while (next < 0) {\n count++;\n next = Math.round(start + count * spacing);\n }\n for (i = Math.max(start, 0); i < end; i++) {\n if (i === next) {\n newTicks.push(ticks[i]);\n count++;\n next = Math.round(start + count * spacing);\n }\n }\n}\nfunction getEvenSpacing(arr) {\n const len = arr.length;\n let i, diff;\n if (len < 2) {\n return false;\n }\n for (diff = arr[0], i = 1; i < len; ++i) {\n if (arr[i] - arr[i - 1] !== diff) {\n return false;\n }\n }\n return diff;\n}\n\nconst reverseAlign = (align) => align === 'left' ? 'right' : align === 'right' ? 'left' : align;\nconst offsetFromEdge = (scale, edge, offset) => edge === 'top' || edge === 'left' ? scale[edge] + offset : scale[edge] - offset;\nfunction sample(arr, numItems) {\n const result = [];\n const increment = arr.length / numItems;\n const len = arr.length;\n let i = 0;\n for (; i < len; i += increment) {\n result.push(arr[Math.floor(i)]);\n }\n return result;\n}\nfunction getPixelForGridLine(scale, index, offsetGridLines) {\n const length = scale.ticks.length;\n const validIndex = Math.min(index, length - 1);\n const start = scale._startPixel;\n const end = scale._endPixel;\n const epsilon = 1e-6;\n let lineValue = scale.getPixelForTick(validIndex);\n let offset;\n if (offsetGridLines) {\n if (length === 1) {\n offset = Math.max(lineValue - start, end - lineValue);\n } else if (index === 0) {\n offset = (scale.getPixelForTick(1) - lineValue) / 2;\n } else {\n offset = (lineValue - scale.getPixelForTick(validIndex - 1)) / 2;\n }\n lineValue += validIndex < index ? offset : -offset;\n if (lineValue < start - epsilon || lineValue > end + epsilon) {\n return;\n }\n }\n return lineValue;\n}\nfunction garbageCollect(caches, length) {\n each(caches, (cache) => {\n const gc = cache.gc;\n const gcLen = gc.length / 2;\n let i;\n if (gcLen > length) {\n for (i = 0; i < gcLen; ++i) {\n delete cache.data[gc[i]];\n }\n gc.splice(0, gcLen);\n }\n });\n}\nfunction getTickMarkLength(options) {\n return options.drawTicks ? options.tickLength : 0;\n}\nfunction getTitleHeight(options, fallback) {\n if (!options.display) {\n return 0;\n }\n const font = toFont(options.font, fallback);\n const padding = toPadding(options.padding);\n const lines = isArray(options.text) ? options.text.length : 1;\n return (lines * font.lineHeight) + padding.height;\n}\nfunction createScaleContext(parent, scale) {\n return createContext(parent, {\n scale,\n type: 'scale'\n });\n}\nfunction createTickContext(parent, index, tick) {\n return createContext(parent, {\n tick,\n index,\n type: 'tick'\n });\n}\nfunction titleAlign(align, position, reverse) {\n let ret = _toLeftRightCenter(align);\n if ((reverse && position !== 'right') || (!reverse && position === 'right')) {\n ret = reverseAlign(ret);\n }\n return ret;\n}\nfunction titleArgs(scale, offset, position, align) {\n const {top, left, bottom, right, chart} = scale;\n const {chartArea, scales} = chart;\n let rotation = 0;\n let maxWidth, titleX, titleY;\n const height = bottom - top;\n const width = right - left;\n if (scale.isHorizontal()) {\n titleX = _alignStartEnd(align, left, right);\n if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n titleY = scales[positionAxisID].getPixelForValue(value) + height - offset;\n } else if (position === 'center') {\n titleY = (chartArea.bottom + chartArea.top) / 2 + height - offset;\n } else {\n titleY = offsetFromEdge(scale, position, offset);\n }\n maxWidth = right - left;\n } else {\n if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n titleX = scales[positionAxisID].getPixelForValue(value) - width + offset;\n } else if (position === 'center') {\n titleX = (chartArea.left + chartArea.right) / 2 - width + offset;\n } else {\n titleX = offsetFromEdge(scale, position, offset);\n }\n titleY = _alignStartEnd(align, bottom, top);\n rotation = position === 'left' ? -HALF_PI : HALF_PI;\n }\n return {titleX, titleY, maxWidth, rotation};\n}\nclass Scale extends Element {\n constructor(cfg) {\n super();\n this.id = cfg.id;\n this.type = cfg.type;\n this.options = undefined;\n this.ctx = cfg.ctx;\n this.chart = cfg.chart;\n this.top = undefined;\n this.bottom = undefined;\n this.left = undefined;\n this.right = undefined;\n this.width = undefined;\n this.height = undefined;\n this._margins = {\n left: 0,\n right: 0,\n top: 0,\n bottom: 0\n };\n this.maxWidth = undefined;\n this.maxHeight = undefined;\n this.paddingTop = undefined;\n this.paddingBottom = undefined;\n this.paddingLeft = undefined;\n this.paddingRight = undefined;\n this.axis = undefined;\n this.labelRotation = undefined;\n this.min = undefined;\n this.max = undefined;\n this._range = undefined;\n this.ticks = [];\n this._gridLineItems = null;\n this._labelItems = null;\n this._labelSizes = null;\n this._length = 0;\n this._maxLength = 0;\n this._longestTextCache = {};\n this._startPixel = undefined;\n this._endPixel = undefined;\n this._reversePixels = false;\n this._userMax = undefined;\n this._userMin = undefined;\n this._suggestedMax = undefined;\n this._suggestedMin = undefined;\n this._ticksLength = 0;\n this._borderValue = 0;\n this._cache = {};\n this._dataLimitsCached = false;\n this.$context = undefined;\n }\n init(options) {\n this.options = options.setContext(this.getContext());\n this.axis = options.axis;\n this._userMin = this.parse(options.min);\n this._userMax = this.parse(options.max);\n this._suggestedMin = this.parse(options.suggestedMin);\n this._suggestedMax = this.parse(options.suggestedMax);\n }\n parse(raw, index) {\n return raw;\n }\n getUserBounds() {\n let {_userMin, _userMax, _suggestedMin, _suggestedMax} = this;\n _userMin = finiteOrDefault(_userMin, Number.POSITIVE_INFINITY);\n _userMax = finiteOrDefault(_userMax, Number.NEGATIVE_INFINITY);\n _suggestedMin = finiteOrDefault(_suggestedMin, Number.POSITIVE_INFINITY);\n _suggestedMax = finiteOrDefault(_suggestedMax, Number.NEGATIVE_INFINITY);\n return {\n min: finiteOrDefault(_userMin, _suggestedMin),\n max: finiteOrDefault(_userMax, _suggestedMax),\n minDefined: isNumberFinite(_userMin),\n maxDefined: isNumberFinite(_userMax)\n };\n }\n getMinMax(canStack) {\n let {min, max, minDefined, maxDefined} = this.getUserBounds();\n let range;\n if (minDefined && maxDefined) {\n return {min, max};\n }\n const metas = this.getMatchingVisibleMetas();\n for (let i = 0, ilen = metas.length; i < ilen; ++i) {\n range = metas[i].controller.getMinMax(this, canStack);\n if (!minDefined) {\n min = Math.min(min, range.min);\n }\n if (!maxDefined) {\n max = Math.max(max, range.max);\n }\n }\n min = maxDefined && min > max ? max : min;\n max = minDefined && min > max ? min : max;\n return {\n min: finiteOrDefault(min, finiteOrDefault(max, min)),\n max: finiteOrDefault(max, finiteOrDefault(min, max))\n };\n }\n getPadding() {\n return {\n left: this.paddingLeft || 0,\n top: this.paddingTop || 0,\n right: this.paddingRight || 0,\n bottom: this.paddingBottom || 0\n };\n }\n getTicks() {\n return this.ticks;\n }\n getLabels() {\n const data = this.chart.data;\n return this.options.labels || (this.isHorizontal() ? data.xLabels : data.yLabels) || data.labels || [];\n }\n beforeLayout() {\n this._cache = {};\n this._dataLimitsCached = false;\n }\n beforeUpdate() {\n callback(this.options.beforeUpdate, [this]);\n }\n update(maxWidth, maxHeight, margins) {\n const {beginAtZero, grace, ticks: tickOpts} = this.options;\n const sampleSize = tickOpts.sampleSize;\n this.beforeUpdate();\n this.maxWidth = maxWidth;\n this.maxHeight = maxHeight;\n this._margins = margins = Object.assign({\n left: 0,\n right: 0,\n top: 0,\n bottom: 0\n }, margins);\n this.ticks = null;\n this._labelSizes = null;\n this._gridLineItems = null;\n this._labelItems = null;\n this.beforeSetDimensions();\n this.setDimensions();\n this.afterSetDimensions();\n this._maxLength = this.isHorizontal()\n ? this.width + margins.left + margins.right\n : this.height + margins.top + margins.bottom;\n if (!this._dataLimitsCached) {\n this.beforeDataLimits();\n this.determineDataLimits();\n this.afterDataLimits();\n this._range = _addGrace(this, grace, beginAtZero);\n this._dataLimitsCached = true;\n }\n this.beforeBuildTicks();\n this.ticks = this.buildTicks() || [];\n this.afterBuildTicks();\n const samplingEnabled = sampleSize < this.ticks.length;\n this._convertTicksToLabels(samplingEnabled ? sample(this.ticks, sampleSize) : this.ticks);\n this.configure();\n this.beforeCalculateLabelRotation();\n this.calculateLabelRotation();\n this.afterCalculateLabelRotation();\n if (tickOpts.display && (tickOpts.autoSkip || tickOpts.source === 'auto')) {\n this.ticks = autoSkip(this, this.ticks);\n this._labelSizes = null;\n }\n if (samplingEnabled) {\n this._convertTicksToLabels(this.ticks);\n }\n this.beforeFit();\n this.fit();\n this.afterFit();\n this.afterUpdate();\n }\n configure() {\n let reversePixels = this.options.reverse;\n let startPixel, endPixel;\n if (this.isHorizontal()) {\n startPixel = this.left;\n endPixel = this.right;\n } else {\n startPixel = this.top;\n endPixel = this.bottom;\n reversePixels = !reversePixels;\n }\n this._startPixel = startPixel;\n this._endPixel = endPixel;\n this._reversePixels = reversePixels;\n this._length = endPixel - startPixel;\n this._alignToPixels = this.options.alignToPixels;\n }\n afterUpdate() {\n callback(this.options.afterUpdate, [this]);\n }\n beforeSetDimensions() {\n callback(this.options.beforeSetDimensions, [this]);\n }\n setDimensions() {\n if (this.isHorizontal()) {\n this.width = this.maxWidth;\n this.left = 0;\n this.right = this.width;\n } else {\n this.height = this.maxHeight;\n this.top = 0;\n this.bottom = this.height;\n }\n this.paddingLeft = 0;\n this.paddingTop = 0;\n this.paddingRight = 0;\n this.paddingBottom = 0;\n }\n afterSetDimensions() {\n callback(this.options.afterSetDimensions, [this]);\n }\n _callHooks(name) {\n this.chart.notifyPlugins(name, this.getContext());\n callback(this.options[name], [this]);\n }\n beforeDataLimits() {\n this._callHooks('beforeDataLimits');\n }\n determineDataLimits() {}\n afterDataLimits() {\n this._callHooks('afterDataLimits');\n }\n beforeBuildTicks() {\n this._callHooks('beforeBuildTicks');\n }\n buildTicks() {\n return [];\n }\n afterBuildTicks() {\n this._callHooks('afterBuildTicks');\n }\n beforeTickToLabelConversion() {\n callback(this.options.beforeTickToLabelConversion, [this]);\n }\n generateTickLabels(ticks) {\n const tickOpts = this.options.ticks;\n let i, ilen, tick;\n for (i = 0, ilen = ticks.length; i < ilen; i++) {\n tick = ticks[i];\n tick.label = callback(tickOpts.callback, [tick.value, i, ticks], this);\n }\n }\n afterTickToLabelConversion() {\n callback(this.options.afterTickToLabelConversion, [this]);\n }\n beforeCalculateLabelRotation() {\n callback(this.options.beforeCalculateLabelRotation, [this]);\n }\n calculateLabelRotation() {\n const options = this.options;\n const tickOpts = options.ticks;\n const numTicks = this.ticks.length;\n const minRotation = tickOpts.minRotation || 0;\n const maxRotation = tickOpts.maxRotation;\n let labelRotation = minRotation;\n let tickWidth, maxHeight, maxLabelDiagonal;\n if (!this._isVisible() || !tickOpts.display || minRotation >= maxRotation || numTicks <= 1 || !this.isHorizontal()) {\n this.labelRotation = minRotation;\n return;\n }\n const labelSizes = this._getLabelSizes();\n const maxLabelWidth = labelSizes.widest.width;\n const maxLabelHeight = labelSizes.highest.height;\n const maxWidth = _limitValue(this.chart.width - maxLabelWidth, 0, this.maxWidth);\n tickWidth = options.offset ? this.maxWidth / numTicks : maxWidth / (numTicks - 1);\n if (maxLabelWidth + 6 > tickWidth) {\n tickWidth = maxWidth / (numTicks - (options.offset ? 0.5 : 1));\n maxHeight = this.maxHeight - getTickMarkLength(options.grid)\n\t\t\t\t- tickOpts.padding - getTitleHeight(options.title, this.chart.options.font);\n maxLabelDiagonal = Math.sqrt(maxLabelWidth * maxLabelWidth + maxLabelHeight * maxLabelHeight);\n labelRotation = toDegrees(Math.min(\n Math.asin(_limitValue((labelSizes.highest.height + 6) / tickWidth, -1, 1)),\n Math.asin(_limitValue(maxHeight / maxLabelDiagonal, -1, 1)) - Math.asin(_limitValue(maxLabelHeight / maxLabelDiagonal, -1, 1))\n ));\n labelRotation = Math.max(minRotation, Math.min(maxRotation, labelRotation));\n }\n this.labelRotation = labelRotation;\n }\n afterCalculateLabelRotation() {\n callback(this.options.afterCalculateLabelRotation, [this]);\n }\n beforeFit() {\n callback(this.options.beforeFit, [this]);\n }\n fit() {\n const minSize = {\n width: 0,\n height: 0\n };\n const {chart, options: {ticks: tickOpts, title: titleOpts, grid: gridOpts}} = this;\n const display = this._isVisible();\n const isHorizontal = this.isHorizontal();\n if (display) {\n const titleHeight = getTitleHeight(titleOpts, chart.options.font);\n if (isHorizontal) {\n minSize.width = this.maxWidth;\n minSize.height = getTickMarkLength(gridOpts) + titleHeight;\n } else {\n minSize.height = this.maxHeight;\n minSize.width = getTickMarkLength(gridOpts) + titleHeight;\n }\n if (tickOpts.display && this.ticks.length) {\n const {first, last, widest, highest} = this._getLabelSizes();\n const tickPadding = tickOpts.padding * 2;\n const angleRadians = toRadians(this.labelRotation);\n const cos = Math.cos(angleRadians);\n const sin = Math.sin(angleRadians);\n if (isHorizontal) {\n const labelHeight = tickOpts.mirror ? 0 : sin * widest.width + cos * highest.height;\n minSize.height = Math.min(this.maxHeight, minSize.height + labelHeight + tickPadding);\n } else {\n const labelWidth = tickOpts.mirror ? 0 : cos * widest.width + sin * highest.height;\n minSize.width = Math.min(this.maxWidth, minSize.width + labelWidth + tickPadding);\n }\n this._calculatePadding(first, last, sin, cos);\n }\n }\n this._handleMargins();\n if (isHorizontal) {\n this.width = this._length = chart.width - this._margins.left - this._margins.right;\n this.height = minSize.height;\n } else {\n this.width = minSize.width;\n this.height = this._length = chart.height - this._margins.top - this._margins.bottom;\n }\n }\n _calculatePadding(first, last, sin, cos) {\n const {ticks: {align, padding}, position} = this.options;\n const isRotated = this.labelRotation !== 0;\n const labelsBelowTicks = position !== 'top' && this.axis === 'x';\n if (this.isHorizontal()) {\n const offsetLeft = this.getPixelForTick(0) - this.left;\n const offsetRight = this.right - this.getPixelForTick(this.ticks.length - 1);\n let paddingLeft = 0;\n let paddingRight = 0;\n if (isRotated) {\n if (labelsBelowTicks) {\n paddingLeft = cos * first.width;\n paddingRight = sin * last.height;\n } else {\n paddingLeft = sin * first.height;\n paddingRight = cos * last.width;\n }\n } else if (align === 'start') {\n paddingRight = last.width;\n } else if (align === 'end') {\n paddingLeft = first.width;\n } else {\n paddingLeft = first.width / 2;\n paddingRight = last.width / 2;\n }\n this.paddingLeft = Math.max((paddingLeft - offsetLeft + padding) * this.width / (this.width - offsetLeft), 0);\n this.paddingRight = Math.max((paddingRight - offsetRight + padding) * this.width / (this.width - offsetRight), 0);\n } else {\n let paddingTop = last.height / 2;\n let paddingBottom = first.height / 2;\n if (align === 'start') {\n paddingTop = 0;\n paddingBottom = first.height;\n } else if (align === 'end') {\n paddingTop = last.height;\n paddingBottom = 0;\n }\n this.paddingTop = paddingTop + padding;\n this.paddingBottom = paddingBottom + padding;\n }\n }\n _handleMargins() {\n if (this._margins) {\n this._margins.left = Math.max(this.paddingLeft, this._margins.left);\n this._margins.top = Math.max(this.paddingTop, this._margins.top);\n this._margins.right = Math.max(this.paddingRight, this._margins.right);\n this._margins.bottom = Math.max(this.paddingBottom, this._margins.bottom);\n }\n }\n afterFit() {\n callback(this.options.afterFit, [this]);\n }\n isHorizontal() {\n const {axis, position} = this.options;\n return position === 'top' || position === 'bottom' || axis === 'x';\n }\n isFullSize() {\n return this.options.fullSize;\n }\n _convertTicksToLabels(ticks) {\n this.beforeTickToLabelConversion();\n this.generateTickLabels(ticks);\n let i, ilen;\n for (i = 0, ilen = ticks.length; i < ilen; i++) {\n if (isNullOrUndef(ticks[i].label)) {\n ticks.splice(i, 1);\n ilen--;\n i--;\n }\n }\n this.afterTickToLabelConversion();\n }\n _getLabelSizes() {\n let labelSizes = this._labelSizes;\n if (!labelSizes) {\n const sampleSize = this.options.ticks.sampleSize;\n let ticks = this.ticks;\n if (sampleSize < ticks.length) {\n ticks = sample(ticks, sampleSize);\n }\n this._labelSizes = labelSizes = this._computeLabelSizes(ticks, ticks.length);\n }\n return labelSizes;\n }\n _computeLabelSizes(ticks, length) {\n const {ctx, _longestTextCache: caches} = this;\n const widths = [];\n const heights = [];\n let widestLabelSize = 0;\n let highestLabelSize = 0;\n let i, j, jlen, label, tickFont, fontString, cache, lineHeight, width, height, nestedLabel;\n for (i = 0; i < length; ++i) {\n label = ticks[i].label;\n tickFont = this._resolveTickFontOptions(i);\n ctx.font = fontString = tickFont.string;\n cache = caches[fontString] = caches[fontString] || {data: {}, gc: []};\n lineHeight = tickFont.lineHeight;\n width = height = 0;\n if (!isNullOrUndef(label) && !isArray(label)) {\n width = _measureText(ctx, cache.data, cache.gc, width, label);\n height = lineHeight;\n } else if (isArray(label)) {\n for (j = 0, jlen = label.length; j < jlen; ++j) {\n nestedLabel = label[j];\n if (!isNullOrUndef(nestedLabel) && !isArray(nestedLabel)) {\n width = _measureText(ctx, cache.data, cache.gc, width, nestedLabel);\n height += lineHeight;\n }\n }\n }\n widths.push(width);\n heights.push(height);\n widestLabelSize = Math.max(width, widestLabelSize);\n highestLabelSize = Math.max(height, highestLabelSize);\n }\n garbageCollect(caches, length);\n const widest = widths.indexOf(widestLabelSize);\n const highest = heights.indexOf(highestLabelSize);\n const valueAt = (idx) => ({width: widths[idx] || 0, height: heights[idx] || 0});\n return {\n first: valueAt(0),\n last: valueAt(length - 1),\n widest: valueAt(widest),\n highest: valueAt(highest),\n widths,\n heights,\n };\n }\n getLabelForValue(value) {\n return value;\n }\n getPixelForValue(value, index) {\n return NaN;\n }\n getValueForPixel(pixel) {}\n getPixelForTick(index) {\n const ticks = this.ticks;\n if (index < 0 || index > ticks.length - 1) {\n return null;\n }\n return this.getPixelForValue(ticks[index].value);\n }\n getPixelForDecimal(decimal) {\n if (this._reversePixels) {\n decimal = 1 - decimal;\n }\n const pixel = this._startPixel + decimal * this._length;\n return _int16Range(this._alignToPixels ? _alignPixel(this.chart, pixel, 0) : pixel);\n }\n getDecimalForPixel(pixel) {\n const decimal = (pixel - this._startPixel) / this._length;\n return this._reversePixels ? 1 - decimal : decimal;\n }\n getBasePixel() {\n return this.getPixelForValue(this.getBaseValue());\n }\n getBaseValue() {\n const {min, max} = this;\n return min < 0 && max < 0 ? max :\n min > 0 && max > 0 ? min :\n 0;\n }\n getContext(index) {\n const ticks = this.ticks || [];\n if (index >= 0 && index < ticks.length) {\n const tick = ticks[index];\n return tick.$context ||\n\t\t\t\t(tick.$context = createTickContext(this.getContext(), index, tick));\n }\n return this.$context ||\n\t\t\t(this.$context = createScaleContext(this.chart.getContext(), this));\n }\n _tickSize() {\n const optionTicks = this.options.ticks;\n const rot = toRadians(this.labelRotation);\n const cos = Math.abs(Math.cos(rot));\n const sin = Math.abs(Math.sin(rot));\n const labelSizes = this._getLabelSizes();\n const padding = optionTicks.autoSkipPadding || 0;\n const w = labelSizes ? labelSizes.widest.width + padding : 0;\n const h = labelSizes ? labelSizes.highest.height + padding : 0;\n return this.isHorizontal()\n ? h * cos > w * sin ? w / cos : h / sin\n : h * sin < w * cos ? h / cos : w / sin;\n }\n _isVisible() {\n const display = this.options.display;\n if (display !== 'auto') {\n return !!display;\n }\n return this.getMatchingVisibleMetas().length > 0;\n }\n _computeGridLineItems(chartArea) {\n const axis = this.axis;\n const chart = this.chart;\n const options = this.options;\n const {grid, position} = options;\n const offset = grid.offset;\n const isHorizontal = this.isHorizontal();\n const ticks = this.ticks;\n const ticksLength = ticks.length + (offset ? 1 : 0);\n const tl = getTickMarkLength(grid);\n const items = [];\n const borderOpts = grid.setContext(this.getContext());\n const axisWidth = borderOpts.drawBorder ? borderOpts.borderWidth : 0;\n const axisHalfWidth = axisWidth / 2;\n const alignBorderValue = function(pixel) {\n return _alignPixel(chart, pixel, axisWidth);\n };\n let borderValue, i, lineValue, alignedLineValue;\n let tx1, ty1, tx2, ty2, x1, y1, x2, y2;\n if (position === 'top') {\n borderValue = alignBorderValue(this.bottom);\n ty1 = this.bottom - tl;\n ty2 = borderValue - axisHalfWidth;\n y1 = alignBorderValue(chartArea.top) + axisHalfWidth;\n y2 = chartArea.bottom;\n } else if (position === 'bottom') {\n borderValue = alignBorderValue(this.top);\n y1 = chartArea.top;\n y2 = alignBorderValue(chartArea.bottom) - axisHalfWidth;\n ty1 = borderValue + axisHalfWidth;\n ty2 = this.top + tl;\n } else if (position === 'left') {\n borderValue = alignBorderValue(this.right);\n tx1 = this.right - tl;\n tx2 = borderValue - axisHalfWidth;\n x1 = alignBorderValue(chartArea.left) + axisHalfWidth;\n x2 = chartArea.right;\n } else if (position === 'right') {\n borderValue = alignBorderValue(this.left);\n x1 = chartArea.left;\n x2 = alignBorderValue(chartArea.right) - axisHalfWidth;\n tx1 = borderValue + axisHalfWidth;\n tx2 = this.left + tl;\n } else if (axis === 'x') {\n if (position === 'center') {\n borderValue = alignBorderValue((chartArea.top + chartArea.bottom) / 2 + 0.5);\n } else if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n borderValue = alignBorderValue(this.chart.scales[positionAxisID].getPixelForValue(value));\n }\n y1 = chartArea.top;\n y2 = chartArea.bottom;\n ty1 = borderValue + axisHalfWidth;\n ty2 = ty1 + tl;\n } else if (axis === 'y') {\n if (position === 'center') {\n borderValue = alignBorderValue((chartArea.left + chartArea.right) / 2);\n } else if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n borderValue = alignBorderValue(this.chart.scales[positionAxisID].getPixelForValue(value));\n }\n tx1 = borderValue - axisHalfWidth;\n tx2 = tx1 - tl;\n x1 = chartArea.left;\n x2 = chartArea.right;\n }\n const limit = valueOrDefault(options.ticks.maxTicksLimit, ticksLength);\n const step = Math.max(1, Math.ceil(ticksLength / limit));\n for (i = 0; i < ticksLength; i += step) {\n const optsAtIndex = grid.setContext(this.getContext(i));\n const lineWidth = optsAtIndex.lineWidth;\n const lineColor = optsAtIndex.color;\n const borderDash = grid.borderDash || [];\n const borderDashOffset = optsAtIndex.borderDashOffset;\n const tickWidth = optsAtIndex.tickWidth;\n const tickColor = optsAtIndex.tickColor;\n const tickBorderDash = optsAtIndex.tickBorderDash || [];\n const tickBorderDashOffset = optsAtIndex.tickBorderDashOffset;\n lineValue = getPixelForGridLine(this, i, offset);\n if (lineValue === undefined) {\n continue;\n }\n alignedLineValue = _alignPixel(chart, lineValue, lineWidth);\n if (isHorizontal) {\n tx1 = tx2 = x1 = x2 = alignedLineValue;\n } else {\n ty1 = ty2 = y1 = y2 = alignedLineValue;\n }\n items.push({\n tx1,\n ty1,\n tx2,\n ty2,\n x1,\n y1,\n x2,\n y2,\n width: lineWidth,\n color: lineColor,\n borderDash,\n borderDashOffset,\n tickWidth,\n tickColor,\n tickBorderDash,\n tickBorderDashOffset,\n });\n }\n this._ticksLength = ticksLength;\n this._borderValue = borderValue;\n return items;\n }\n _computeLabelItems(chartArea) {\n const axis = this.axis;\n const options = this.options;\n const {position, ticks: optionTicks} = options;\n const isHorizontal = this.isHorizontal();\n const ticks = this.ticks;\n const {align, crossAlign, padding, mirror} = optionTicks;\n const tl = getTickMarkLength(options.grid);\n const tickAndPadding = tl + padding;\n const hTickAndPadding = mirror ? -padding : tickAndPadding;\n const rotation = -toRadians(this.labelRotation);\n const items = [];\n let i, ilen, tick, label, x, y, textAlign, pixel, font, lineHeight, lineCount, textOffset;\n let textBaseline = 'middle';\n if (position === 'top') {\n y = this.bottom - hTickAndPadding;\n textAlign = this._getXAxisLabelAlignment();\n } else if (position === 'bottom') {\n y = this.top + hTickAndPadding;\n textAlign = this._getXAxisLabelAlignment();\n } else if (position === 'left') {\n const ret = this._getYAxisLabelAlignment(tl);\n textAlign = ret.textAlign;\n x = ret.x;\n } else if (position === 'right') {\n const ret = this._getYAxisLabelAlignment(tl);\n textAlign = ret.textAlign;\n x = ret.x;\n } else if (axis === 'x') {\n if (position === 'center') {\n y = ((chartArea.top + chartArea.bottom) / 2) + tickAndPadding;\n } else if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n y = this.chart.scales[positionAxisID].getPixelForValue(value) + tickAndPadding;\n }\n textAlign = this._getXAxisLabelAlignment();\n } else if (axis === 'y') {\n if (position === 'center') {\n x = ((chartArea.left + chartArea.right) / 2) - tickAndPadding;\n } else if (isObject(position)) {\n const positionAxisID = Object.keys(position)[0];\n const value = position[positionAxisID];\n x = this.chart.scales[positionAxisID].getPixelForValue(value);\n }\n textAlign = this._getYAxisLabelAlignment(tl).textAlign;\n }\n if (axis === 'y') {\n if (align === 'start') {\n textBaseline = 'top';\n } else if (align === 'end') {\n textBaseline = 'bottom';\n }\n }\n const labelSizes = this._getLabelSizes();\n for (i = 0, ilen = ticks.length; i < ilen; ++i) {\n tick = ticks[i];\n label = tick.label;\n const optsAtIndex = optionTicks.setContext(this.getContext(i));\n pixel = this.getPixelForTick(i) + optionTicks.labelOffset;\n font = this._resolveTickFontOptions(i);\n lineHeight = font.lineHeight;\n lineCount = isArray(label) ? label.length : 1;\n const halfCount = lineCount / 2;\n const color = optsAtIndex.color;\n const strokeColor = optsAtIndex.textStrokeColor;\n const strokeWidth = optsAtIndex.textStrokeWidth;\n if (isHorizontal) {\n x = pixel;\n if (position === 'top') {\n if (crossAlign === 'near' || rotation !== 0) {\n textOffset = -lineCount * lineHeight + lineHeight / 2;\n } else if (crossAlign === 'center') {\n textOffset = -labelSizes.highest.height / 2 - halfCount * lineHeight + lineHeight;\n } else {\n textOffset = -labelSizes.highest.height + lineHeight / 2;\n }\n } else {\n if (crossAlign === 'near' || rotation !== 0) {\n textOffset = lineHeight / 2;\n } else if (crossAlign === 'center') {\n textOffset = labelSizes.highest.height / 2 - halfCount * lineHeight;\n } else {\n textOffset = labelSizes.highest.height - lineCount * lineHeight;\n }\n }\n if (mirror) {\n textOffset *= -1;\n }\n } else {\n y = pixel;\n textOffset = (1 - lineCount) * lineHeight / 2;\n }\n let backdrop;\n if (optsAtIndex.showLabelBackdrop) {\n const labelPadding = toPadding(optsAtIndex.backdropPadding);\n const height = labelSizes.heights[i];\n const width = labelSizes.widths[i];\n let top = y + textOffset - labelPadding.top;\n let left = x - labelPadding.left;\n switch (textBaseline) {\n case 'middle':\n top -= height / 2;\n break;\n case 'bottom':\n top -= height;\n break;\n }\n switch (textAlign) {\n case 'center':\n left -= width / 2;\n break;\n case 'right':\n left -= width;\n break;\n }\n backdrop = {\n left,\n top,\n width: width + labelPadding.width,\n height: height + labelPadding.height,\n color: optsAtIndex.backdropColor,\n };\n }\n items.push({\n rotation,\n label,\n font,\n color,\n strokeColor,\n strokeWidth,\n textOffset,\n textAlign,\n textBaseline,\n translation: [x, y],\n backdrop,\n });\n }\n return items;\n }\n _getXAxisLabelAlignment() {\n const {position, ticks} = this.options;\n const rotation = -toRadians(this.labelRotation);\n if (rotation) {\n return position === 'top' ? 'left' : 'right';\n }\n let align = 'center';\n if (ticks.align === 'start') {\n align = 'left';\n } else if (ticks.align === 'end') {\n align = 'right';\n }\n return align;\n }\n _getYAxisLabelAlignment(tl) {\n const {position, ticks: {crossAlign, mirror, padding}} = this.options;\n const labelSizes = this._getLabelSizes();\n const tickAndPadding = tl + padding;\n const widest = labelSizes.widest.width;\n let textAlign;\n let x;\n if (position === 'left') {\n if (mirror) {\n x = this.right + padding;\n if (crossAlign === 'near') {\n textAlign = 'left';\n } else if (crossAlign === 'center') {\n textAlign = 'center';\n x += (widest / 2);\n } else {\n textAlign = 'right';\n x += widest;\n }\n } else {\n x = this.right - tickAndPadding;\n if (crossAlign === 'near') {\n textAlign = 'right';\n } else if (crossAlign === 'center') {\n textAlign = 'center';\n x -= (widest / 2);\n } else {\n textAlign = 'left';\n x = this.left;\n }\n }\n } else if (position === 'right') {\n if (mirror) {\n x = this.left + padding;\n if (crossAlign === 'near') {\n textAlign = 'right';\n } else if (crossAlign === 'center') {\n textAlign = 'center';\n x -= (widest / 2);\n } else {\n textAlign = 'left';\n x -= widest;\n }\n } else {\n x = this.left + tickAndPadding;\n if (crossAlign === 'near') {\n textAlign = 'left';\n } else if (crossAlign === 'center') {\n textAlign = 'center';\n x += widest / 2;\n } else {\n textAlign = 'right';\n x = this.right;\n }\n }\n } else {\n textAlign = 'right';\n }\n return {textAlign, x};\n }\n _computeLabelArea() {\n if (this.options.ticks.mirror) {\n return;\n }\n const chart = this.chart;\n const position = this.options.position;\n if (position === 'left' || position === 'right') {\n return {top: 0, left: this.left, bottom: chart.height, right: this.right};\n } if (position === 'top' || position === 'bottom') {\n return {top: this.top, left: 0, bottom: this.bottom, right: chart.width};\n }\n }\n drawBackground() {\n const {ctx, options: {backgroundColor}, left, top, width, height} = this;\n if (backgroundColor) {\n ctx.save();\n ctx.fillStyle = backgroundColor;\n ctx.fillRect(left, top, width, height);\n ctx.restore();\n }\n }\n getLineWidthForValue(value) {\n const grid = this.options.grid;\n if (!this._isVisible() || !grid.display) {\n return 0;\n }\n const ticks = this.ticks;\n const index = ticks.findIndex(t => t.value === value);\n if (index >= 0) {\n const opts = grid.setContext(this.getContext(index));\n return opts.lineWidth;\n }\n return 0;\n }\n drawGrid(chartArea) {\n const grid = this.options.grid;\n const ctx = this.ctx;\n const items = this._gridLineItems || (this._gridLineItems = this._computeGridLineItems(chartArea));\n let i, ilen;\n const drawLine = (p1, p2, style) => {\n if (!style.width || !style.color) {\n return;\n }\n ctx.save();\n ctx.lineWidth = style.width;\n ctx.strokeStyle = style.color;\n ctx.setLineDash(style.borderDash || []);\n ctx.lineDashOffset = style.borderDashOffset;\n ctx.beginPath();\n ctx.moveTo(p1.x, p1.y);\n ctx.lineTo(p2.x, p2.y);\n ctx.stroke();\n ctx.restore();\n };\n if (grid.display) {\n for (i = 0, ilen = items.length; i < ilen; ++i) {\n const item = items[i];\n if (grid.drawOnChartArea) {\n drawLine(\n {x: item.x1, y: item.y1},\n {x: item.x2, y: item.y2},\n item\n );\n }\n if (grid.drawTicks) {\n drawLine(\n {x: item.tx1, y: item.ty1},\n {x: item.tx2, y: item.ty2},\n {\n color: item.tickColor,\n width: item.tickWidth,\n borderDash: item.tickBorderDash,\n borderDashOffset: item.tickBorderDashOffset\n }\n );\n }\n }\n }\n }\n drawBorder() {\n const {chart, ctx, options: {grid}} = this;\n const borderOpts = grid.setContext(this.getContext());\n const axisWidth = grid.drawBorder ? borderOpts.borderWidth : 0;\n if (!axisWidth) {\n return;\n }\n const lastLineWidth = grid.setContext(this.getContext(0)).lineWidth;\n const borderValue = this._borderValue;\n let x1, x2, y1, y2;\n if (this.isHorizontal()) {\n x1 = _alignPixel(chart, this.left, axisWidth) - axisWidth / 2;\n x2 = _alignPixel(chart, this.right, lastLineWidth) + lastLineWidth / 2;\n y1 = y2 = borderValue;\n } else {\n y1 = _alignPixel(chart, this.top, axisWidth) - axisWidth / 2;\n y2 = _alignPixel(chart, this.bottom, lastLineWidth) + lastLineWidth / 2;\n x1 = x2 = borderValue;\n }\n ctx.save();\n ctx.lineWidth = borderOpts.borderWidth;\n ctx.strokeStyle = borderOpts.borderColor;\n ctx.beginPath();\n ctx.moveTo(x1, y1);\n ctx.lineTo(x2, y2);\n ctx.stroke();\n ctx.restore();\n }\n drawLabels(chartArea) {\n const optionTicks = this.options.ticks;\n if (!optionTicks.display) {\n return;\n }\n const ctx = this.ctx;\n const area = this._computeLabelArea();\n if (area) {\n clipArea(ctx, area);\n }\n const items = this._labelItems || (this._labelItems = this._computeLabelItems(chartArea));\n let i, ilen;\n for (i = 0, ilen = items.length; i < ilen; ++i) {\n const item = items[i];\n const tickFont = item.font;\n const label = item.label;\n if (item.backdrop) {\n ctx.fillStyle = item.backdrop.color;\n ctx.fillRect(item.backdrop.left, item.backdrop.top, item.backdrop.width, item.backdrop.height);\n }\n let y = item.textOffset;\n renderText(ctx, label, 0, y, tickFont, item);\n }\n if (area) {\n unclipArea(ctx);\n }\n }\n drawTitle() {\n const {ctx, options: {position, title, reverse}} = this;\n if (!title.display) {\n return;\n }\n const font = toFont(title.font);\n const padding = toPadding(title.padding);\n const align = title.align;\n let offset = font.lineHeight / 2;\n if (position === 'bottom' || position === 'center' || isObject(position)) {\n offset += padding.bottom;\n if (isArray(title.text)) {\n offset += font.lineHeight * (title.text.length - 1);\n }\n } else {\n offset += padding.top;\n }\n const {titleX, titleY, maxWidth, rotation} = titleArgs(this, offset, position, align);\n renderText(ctx, title.text, 0, 0, font, {\n color: title.color,\n maxWidth,\n rotation,\n textAlign: titleAlign(align, position, reverse),\n textBaseline: 'middle',\n translation: [titleX, titleY],\n });\n }\n draw(chartArea) {\n if (!this._isVisible()) {\n return;\n }\n this.drawBackground();\n this.drawGrid(chartArea);\n this.drawBorder();\n this.drawTitle();\n this.drawLabels(chartArea);\n }\n _layers() {\n const opts = this.options;\n const tz = opts.ticks && opts.ticks.z || 0;\n const gz = valueOrDefault(opts.grid && opts.grid.z, -1);\n if (!this._isVisible() || this.draw !== Scale.prototype.draw) {\n return [{\n z: tz,\n draw: (chartArea) => {\n this.draw(chartArea);\n }\n }];\n }\n return [{\n z: gz,\n draw: (chartArea) => {\n this.drawBackground();\n this.drawGrid(chartArea);\n this.drawTitle();\n }\n }, {\n z: gz + 1,\n draw: () => {\n this.drawBorder();\n }\n }, {\n z: tz,\n draw: (chartArea) => {\n this.drawLabels(chartArea);\n }\n }];\n }\n getMatchingVisibleMetas(type) {\n const metas = this.chart.getSortedVisibleDatasetMetas();\n const axisID = this.axis + 'AxisID';\n const result = [];\n let i, ilen;\n for (i = 0, ilen = metas.length; i < ilen; ++i) {\n const meta = metas[i];\n if (meta[axisID] === this.id && (!type || meta.type === type)) {\n result.push(meta);\n }\n }\n return result;\n }\n _resolveTickFontOptions(index) {\n const opts = this.options.ticks.setContext(this.getContext(index));\n return toFont(opts.font);\n }\n _maxDigits() {\n const fontSize = this._resolveTickFontOptions(0).lineHeight;\n return (this.isHorizontal() ? this.width : this.height) / fontSize;\n }\n}\n\nclass TypedRegistry {\n constructor(type, scope, override) {\n this.type = type;\n this.scope = scope;\n this.override = override;\n this.items = Object.create(null);\n }\n isForType(type) {\n return Object.prototype.isPrototypeOf.call(this.type.prototype, type.prototype);\n }\n register(item) {\n const proto = Object.getPrototypeOf(item);\n let parentScope;\n if (isIChartComponent(proto)) {\n parentScope = this.register(proto);\n }\n const items = this.items;\n const id = item.id;\n const scope = this.scope + '.' + id;\n if (!id) {\n throw new Error('class does not have id: ' + item);\n }\n if (id in items) {\n return scope;\n }\n items[id] = item;\n registerDefaults(item, scope, parentScope);\n if (this.override) {\n defaults.override(item.id, item.overrides);\n }\n return scope;\n }\n get(id) {\n return this.items[id];\n }\n unregister(item) {\n const items = this.items;\n const id = item.id;\n const scope = this.scope;\n if (id in items) {\n delete items[id];\n }\n if (scope && id in defaults[scope]) {\n delete defaults[scope][id];\n if (this.override) {\n delete overrides[id];\n }\n }\n }\n}\nfunction registerDefaults(item, scope, parentScope) {\n const itemDefaults = merge(Object.create(null), [\n parentScope ? defaults.get(parentScope) : {},\n defaults.get(scope),\n item.defaults\n ]);\n defaults.set(scope, itemDefaults);\n if (item.defaultRoutes) {\n routeDefaults(scope, item.defaultRoutes);\n }\n if (item.descriptors) {\n defaults.describe(scope, item.descriptors);\n }\n}\nfunction routeDefaults(scope, routes) {\n Object.keys(routes).forEach(property => {\n const propertyParts = property.split('.');\n const sourceName = propertyParts.pop();\n const sourceScope = [scope].concat(propertyParts).join('.');\n const parts = routes[property].split('.');\n const targetName = parts.pop();\n const targetScope = parts.join('.');\n defaults.route(sourceScope, sourceName, targetScope, targetName);\n });\n}\nfunction isIChartComponent(proto) {\n return 'id' in proto && 'defaults' in proto;\n}\n\nclass Registry {\n constructor() {\n this.controllers = new TypedRegistry(DatasetController, 'datasets', true);\n this.elements = new TypedRegistry(Element, 'elements');\n this.plugins = new TypedRegistry(Object, 'plugins');\n this.scales = new TypedRegistry(Scale, 'scales');\n this._typedRegistries = [this.controllers, this.scales, this.elements];\n }\n add(...args) {\n this._each('register', args);\n }\n remove(...args) {\n this._each('unregister', args);\n }\n addControllers(...args) {\n this._each('register', args, this.controllers);\n }\n addElements(...args) {\n this._each('register', args, this.elements);\n }\n addPlugins(...args) {\n this._each('register', args, this.plugins);\n }\n addScales(...args) {\n this._each('register', args, this.scales);\n }\n getController(id) {\n return this._get(id, this.controllers, 'controller');\n }\n getElement(id) {\n return this._get(id, this.elements, 'element');\n }\n getPlugin(id) {\n return this._get(id, this.plugins, 'plugin');\n }\n getScale(id) {\n return this._get(id, this.scales, 'scale');\n }\n removeControllers(...args) {\n this._each('unregister', args, this.controllers);\n }\n removeElements(...args) {\n this._each('unregister', args, this.elements);\n }\n removePlugins(...args) {\n this._each('unregister', args, this.plugins);\n }\n removeScales(...args) {\n this._each('unregister', args, this.scales);\n }\n _each(method, args, typedRegistry) {\n [...args].forEach(arg => {\n const reg = typedRegistry || this._getRegistryForType(arg);\n if (typedRegistry || reg.isForType(arg) || (reg === this.plugins && arg.id)) {\n this._exec(method, reg, arg);\n } else {\n each(arg, item => {\n const itemReg = typedRegistry || this._getRegistryForType(item);\n this._exec(method, itemReg, item);\n });\n }\n });\n }\n _exec(method, registry, component) {\n const camelMethod = _capitalize(method);\n callback(component['before' + camelMethod], [], component);\n registry[method](component);\n callback(component['after' + camelMethod], [], component);\n }\n _getRegistryForType(type) {\n for (let i = 0; i < this._typedRegistries.length; i++) {\n const reg = this._typedRegistries[i];\n if (reg.isForType(type)) {\n return reg;\n }\n }\n return this.plugins;\n }\n _get(id, typedRegistry, type) {\n const item = typedRegistry.get(id);\n if (item === undefined) {\n throw new Error('\"' + id + '\" is not a registered ' + type + '.');\n }\n return item;\n }\n}\nvar registry = new Registry();\n\nclass PluginService {\n constructor() {\n this._init = [];\n }\n notify(chart, hook, args, filter) {\n if (hook === 'beforeInit') {\n this._init = this._createDescriptors(chart, true);\n this._notify(this._init, chart, 'install');\n }\n const descriptors = filter ? this._descriptors(chart).filter(filter) : this._descriptors(chart);\n const result = this._notify(descriptors, chart, hook, args);\n if (hook === 'afterDestroy') {\n this._notify(descriptors, chart, 'stop');\n this._notify(this._init, chart, 'uninstall');\n }\n return result;\n }\n _notify(descriptors, chart, hook, args) {\n args = args || {};\n for (const descriptor of descriptors) {\n const plugin = descriptor.plugin;\n const method = plugin[hook];\n const params = [chart, args, descriptor.options];\n if (callback(method, params, plugin) === false && args.cancelable) {\n return false;\n }\n }\n return true;\n }\n invalidate() {\n if (!isNullOrUndef(this._cache)) {\n this._oldCache = this._cache;\n this._cache = undefined;\n }\n }\n _descriptors(chart) {\n if (this._cache) {\n return this._cache;\n }\n const descriptors = this._cache = this._createDescriptors(chart);\n this._notifyStateChanges(chart);\n return descriptors;\n }\n _createDescriptors(chart, all) {\n const config = chart && chart.config;\n const options = valueOrDefault(config.options && config.options.plugins, {});\n const plugins = allPlugins(config);\n return options === false && !all ? [] : createDescriptors(chart, plugins, options, all);\n }\n _notifyStateChanges(chart) {\n const previousDescriptors = this._oldCache || [];\n const descriptors = this._cache;\n const diff = (a, b) => a.filter(x => !b.some(y => x.plugin.id === y.plugin.id));\n this._notify(diff(previousDescriptors, descriptors), chart, 'stop');\n this._notify(diff(descriptors, previousDescriptors), chart, 'start');\n }\n}\nfunction allPlugins(config) {\n const plugins = [];\n const keys = Object.keys(registry.plugins.items);\n for (let i = 0; i < keys.length; i++) {\n plugins.push(registry.getPlugin(keys[i]));\n }\n const local = config.plugins || [];\n for (let i = 0; i < local.length; i++) {\n const plugin = local[i];\n if (plugins.indexOf(plugin) === -1) {\n plugins.push(plugin);\n }\n }\n return plugins;\n}\nfunction getOpts(options, all) {\n if (!all && options === false) {\n return null;\n }\n if (options === true) {\n return {};\n }\n return options;\n}\nfunction createDescriptors(chart, plugins, options, all) {\n const result = [];\n const context = chart.getContext();\n for (let i = 0; i < plugins.length; i++) {\n const plugin = plugins[i];\n const id = plugin.id;\n const opts = getOpts(options[id], all);\n if (opts === null) {\n continue;\n }\n result.push({\n plugin,\n options: pluginOpts(chart.config, plugin, opts, context)\n });\n }\n return result;\n}\nfunction pluginOpts(config, plugin, opts, context) {\n const keys = config.pluginScopeKeys(plugin);\n const scopes = config.getOptionScopes(opts, keys);\n return config.createResolver(scopes, context, [''], {scriptable: false, indexable: false, allKeys: true});\n}\n\nfunction getIndexAxis(type, options) {\n const datasetDefaults = defaults.datasets[type] || {};\n const datasetOptions = (options.datasets || {})[type] || {};\n return datasetOptions.indexAxis || options.indexAxis || datasetDefaults.indexAxis || 'x';\n}\nfunction getAxisFromDefaultScaleID(id, indexAxis) {\n let axis = id;\n if (id === '_index_') {\n axis = indexAxis;\n } else if (id === '_value_') {\n axis = indexAxis === 'x' ? 'y' : 'x';\n }\n return axis;\n}\nfunction getDefaultScaleIDFromAxis(axis, indexAxis) {\n return axis === indexAxis ? '_index_' : '_value_';\n}\nfunction axisFromPosition(position) {\n if (position === 'top' || position === 'bottom') {\n return 'x';\n }\n if (position === 'left' || position === 'right') {\n return 'y';\n }\n}\nfunction determineAxis(id, scaleOptions) {\n if (id === 'x' || id === 'y') {\n return id;\n }\n return scaleOptions.axis || axisFromPosition(scaleOptions.position) || id.charAt(0).toLowerCase();\n}\nfunction mergeScaleConfig(config, options) {\n const chartDefaults = overrides[config.type] || {scales: {}};\n const configScales = options.scales || {};\n const chartIndexAxis = getIndexAxis(config.type, options);\n const firstIDs = Object.create(null);\n const scales = Object.create(null);\n Object.keys(configScales).forEach(id => {\n const scaleConf = configScales[id];\n if (!isObject(scaleConf)) {\n return console.error(`Invalid scale configuration for scale: ${id}`);\n }\n if (scaleConf._proxy) {\n return console.warn(`Ignoring resolver passed as options for scale: ${id}`);\n }\n const axis = determineAxis(id, scaleConf);\n const defaultId = getDefaultScaleIDFromAxis(axis, chartIndexAxis);\n const defaultScaleOptions = chartDefaults.scales || {};\n firstIDs[axis] = firstIDs[axis] || id;\n scales[id] = mergeIf(Object.create(null), [{axis}, scaleConf, defaultScaleOptions[axis], defaultScaleOptions[defaultId]]);\n });\n config.data.datasets.forEach(dataset => {\n const type = dataset.type || config.type;\n const indexAxis = dataset.indexAxis || getIndexAxis(type, options);\n const datasetDefaults = overrides[type] || {};\n const defaultScaleOptions = datasetDefaults.scales || {};\n Object.keys(defaultScaleOptions).forEach(defaultID => {\n const axis = getAxisFromDefaultScaleID(defaultID, indexAxis);\n const id = dataset[axis + 'AxisID'] || firstIDs[axis] || axis;\n scales[id] = scales[id] || Object.create(null);\n mergeIf(scales[id], [{axis}, configScales[id], defaultScaleOptions[defaultID]]);\n });\n });\n Object.keys(scales).forEach(key => {\n const scale = scales[key];\n mergeIf(scale, [defaults.scales[scale.type], defaults.scale]);\n });\n return scales;\n}\nfunction initOptions(config) {\n const options = config.options || (config.options = {});\n options.plugins = valueOrDefault(options.plugins, {});\n options.scales = mergeScaleConfig(config, options);\n}\nfunction initData(data) {\n data = data || {};\n data.datasets = data.datasets || [];\n data.labels = data.labels || [];\n return data;\n}\nfunction initConfig(config) {\n config = config || {};\n config.data = initData(config.data);\n initOptions(config);\n return config;\n}\nconst keyCache = new Map();\nconst keysCached = new Set();\nfunction cachedKeys(cacheKey, generate) {\n let keys = keyCache.get(cacheKey);\n if (!keys) {\n keys = generate();\n keyCache.set(cacheKey, keys);\n keysCached.add(keys);\n }\n return keys;\n}\nconst addIfFound = (set, obj, key) => {\n const opts = resolveObjectKey(obj, key);\n if (opts !== undefined) {\n set.add(opts);\n }\n};\nclass Config {\n constructor(config) {\n this._config = initConfig(config);\n this._scopeCache = new Map();\n this._resolverCache = new Map();\n }\n get platform() {\n return this._config.platform;\n }\n get type() {\n return this._config.type;\n }\n set type(type) {\n this._config.type = type;\n }\n get data() {\n return this._config.data;\n }\n set data(data) {\n this._config.data = initData(data);\n }\n get options() {\n return this._config.options;\n }\n set options(options) {\n this._config.options = options;\n }\n get plugins() {\n return this._config.plugins;\n }\n update() {\n const config = this._config;\n this.clearCache();\n initOptions(config);\n }\n clearCache() {\n this._scopeCache.clear();\n this._resolverCache.clear();\n }\n datasetScopeKeys(datasetType) {\n return cachedKeys(datasetType,\n () => [[\n `datasets.${datasetType}`,\n ''\n ]]);\n }\n datasetAnimationScopeKeys(datasetType, transition) {\n return cachedKeys(`${datasetType}.transition.${transition}`,\n () => [\n [\n `datasets.${datasetType}.transitions.${transition}`,\n `transitions.${transition}`,\n ],\n [\n `datasets.${datasetType}`,\n ''\n ]\n ]);\n }\n datasetElementScopeKeys(datasetType, elementType) {\n return cachedKeys(`${datasetType}-${elementType}`,\n () => [[\n `datasets.${datasetType}.elements.${elementType}`,\n `datasets.${datasetType}`,\n `elements.${elementType}`,\n ''\n ]]);\n }\n pluginScopeKeys(plugin) {\n const id = plugin.id;\n const type = this.type;\n return cachedKeys(`${type}-plugin-${id}`,\n () => [[\n `plugins.${id}`,\n ...plugin.additionalOptionScopes || [],\n ]]);\n }\n _cachedScopes(mainScope, resetCache) {\n const _scopeCache = this._scopeCache;\n let cache = _scopeCache.get(mainScope);\n if (!cache || resetCache) {\n cache = new Map();\n _scopeCache.set(mainScope, cache);\n }\n return cache;\n }\n getOptionScopes(mainScope, keyLists, resetCache) {\n const {options, type} = this;\n const cache = this._cachedScopes(mainScope, resetCache);\n const cached = cache.get(keyLists);\n if (cached) {\n return cached;\n }\n const scopes = new Set();\n keyLists.forEach(keys => {\n if (mainScope) {\n scopes.add(mainScope);\n keys.forEach(key => addIfFound(scopes, mainScope, key));\n }\n keys.forEach(key => addIfFound(scopes, options, key));\n keys.forEach(key => addIfFound(scopes, overrides[type] || {}, key));\n keys.forEach(key => addIfFound(scopes, defaults, key));\n keys.forEach(key => addIfFound(scopes, descriptors, key));\n });\n const array = Array.from(scopes);\n if (array.length === 0) {\n array.push(Object.create(null));\n }\n if (keysCached.has(keyLists)) {\n cache.set(keyLists, array);\n }\n return array;\n }\n chartOptionScopes() {\n const {options, type} = this;\n return [\n options,\n overrides[type] || {},\n defaults.datasets[type] || {},\n {type},\n defaults,\n descriptors\n ];\n }\n resolveNamedOptions(scopes, names, context, prefixes = ['']) {\n const result = {$shared: true};\n const {resolver, subPrefixes} = getResolver(this._resolverCache, scopes, prefixes);\n let options = resolver;\n if (needContext(resolver, names)) {\n result.$shared = false;\n context = isFunction(context) ? context() : context;\n const subResolver = this.createResolver(scopes, context, subPrefixes);\n options = _attachContext(resolver, context, subResolver);\n }\n for (const prop of names) {\n result[prop] = options[prop];\n }\n return result;\n }\n createResolver(scopes, context, prefixes = [''], descriptorDefaults) {\n const {resolver} = getResolver(this._resolverCache, scopes, prefixes);\n return isObject(context)\n ? _attachContext(resolver, context, undefined, descriptorDefaults)\n : resolver;\n }\n}\nfunction getResolver(resolverCache, scopes, prefixes) {\n let cache = resolverCache.get(scopes);\n if (!cache) {\n cache = new Map();\n resolverCache.set(scopes, cache);\n }\n const cacheKey = prefixes.join();\n let cached = cache.get(cacheKey);\n if (!cached) {\n const resolver = _createResolver(scopes, prefixes);\n cached = {\n resolver,\n subPrefixes: prefixes.filter(p => !p.toLowerCase().includes('hover'))\n };\n cache.set(cacheKey, cached);\n }\n return cached;\n}\nconst hasFunction = value => isObject(value)\n && Object.getOwnPropertyNames(value).reduce((acc, key) => acc || isFunction(value[key]), false);\nfunction needContext(proxy, names) {\n const {isScriptable, isIndexable} = _descriptors(proxy);\n for (const prop of names) {\n const scriptable = isScriptable(prop);\n const indexable = isIndexable(prop);\n const value = (indexable || scriptable) && proxy[prop];\n if ((scriptable && (isFunction(value) || hasFunction(value)))\n || (indexable && isArray(value))) {\n return true;\n }\n }\n return false;\n}\n\nvar version = \"3.7.0\";\n\nconst KNOWN_POSITIONS = ['top', 'bottom', 'left', 'right', 'chartArea'];\nfunction positionIsHorizontal(position, axis) {\n return position === 'top' || position === 'bottom' || (KNOWN_POSITIONS.indexOf(position) === -1 && axis === 'x');\n}\nfunction compare2Level(l1, l2) {\n return function(a, b) {\n return a[l1] === b[l1]\n ? a[l2] - b[l2]\n : a[l1] - b[l1];\n };\n}\nfunction onAnimationsComplete(context) {\n const chart = context.chart;\n const animationOptions = chart.options.animation;\n chart.notifyPlugins('afterRender');\n callback(animationOptions && animationOptions.onComplete, [context], chart);\n}\nfunction onAnimationProgress(context) {\n const chart = context.chart;\n const animationOptions = chart.options.animation;\n callback(animationOptions && animationOptions.onProgress, [context], chart);\n}\nfunction getCanvas(item) {\n if (_isDomSupported() && typeof item === 'string') {\n item = document.getElementById(item);\n } else if (item && item.length) {\n item = item[0];\n }\n if (item && item.canvas) {\n item = item.canvas;\n }\n return item;\n}\nconst instances = {};\nconst getChart = (key) => {\n const canvas = getCanvas(key);\n return Object.values(instances).filter((c) => c.canvas === canvas).pop();\n};\nfunction moveNumericKeys(obj, start, move) {\n const keys = Object.keys(obj);\n for (const key of keys) {\n const intKey = +key;\n if (intKey >= start) {\n const value = obj[key];\n delete obj[key];\n if (move > 0 || intKey > start) {\n obj[intKey + move] = value;\n }\n }\n }\n}\nfunction determineLastEvent(e, lastEvent, inChartArea, isClick) {\n if (!inChartArea || e.type === 'mouseout') {\n return null;\n }\n if (isClick) {\n return lastEvent;\n }\n return e;\n}\nclass Chart {\n constructor(item, userConfig) {\n const config = this.config = new Config(userConfig);\n const initialCanvas = getCanvas(item);\n const existingChart = getChart(initialCanvas);\n if (existingChart) {\n throw new Error(\n 'Canvas is already in use. Chart with ID \\'' + existingChart.id + '\\'' +\n\t\t\t\t' must be destroyed before the canvas can be reused.'\n );\n }\n const options = config.createResolver(config.chartOptionScopes(), this.getContext());\n this.platform = new (config.platform || _detectPlatform(initialCanvas))();\n this.platform.updateConfig(config);\n const context = this.platform.acquireContext(initialCanvas, options.aspectRatio);\n const canvas = context && context.canvas;\n const height = canvas && canvas.height;\n const width = canvas && canvas.width;\n this.id = uid();\n this.ctx = context;\n this.canvas = canvas;\n this.width = width;\n this.height = height;\n this._options = options;\n this._aspectRatio = this.aspectRatio;\n this._layers = [];\n this._metasets = [];\n this._stacks = undefined;\n this.boxes = [];\n this.currentDevicePixelRatio = undefined;\n this.chartArea = undefined;\n this._active = [];\n this._lastEvent = undefined;\n this._listeners = {};\n this._responsiveListeners = undefined;\n this._sortedMetasets = [];\n this.scales = {};\n this._plugins = new PluginService();\n this.$proxies = {};\n this._hiddenIndices = {};\n this.attached = false;\n this._animationsDisabled = undefined;\n this.$context = undefined;\n this._doResize = debounce(mode => this.update(mode), options.resizeDelay || 0);\n this._dataChanges = [];\n instances[this.id] = this;\n if (!context || !canvas) {\n console.error(\"Failed to create chart: can't acquire context from the given item\");\n return;\n }\n animator.listen(this, 'complete', onAnimationsComplete);\n animator.listen(this, 'progress', onAnimationProgress);\n this._initialize();\n if (this.attached) {\n this.update();\n }\n }\n get aspectRatio() {\n const {options: {aspectRatio, maintainAspectRatio}, width, height, _aspectRatio} = this;\n if (!isNullOrUndef(aspectRatio)) {\n return aspectRatio;\n }\n if (maintainAspectRatio && _aspectRatio) {\n return _aspectRatio;\n }\n return height ? width / height : null;\n }\n get data() {\n return this.config.data;\n }\n set data(data) {\n this.config.data = data;\n }\n get options() {\n return this._options;\n }\n set options(options) {\n this.config.options = options;\n }\n _initialize() {\n this.notifyPlugins('beforeInit');\n if (this.options.responsive) {\n this.resize();\n } else {\n retinaScale(this, this.options.devicePixelRatio);\n }\n this.bindEvents();\n this.notifyPlugins('afterInit');\n return this;\n }\n clear() {\n clearCanvas(this.canvas, this.ctx);\n return this;\n }\n stop() {\n animator.stop(this);\n return this;\n }\n resize(width, height) {\n if (!animator.running(this)) {\n this._resize(width, height);\n } else {\n this._resizeBeforeDraw = {width, height};\n }\n }\n _resize(width, height) {\n const options = this.options;\n const canvas = this.canvas;\n const aspectRatio = options.maintainAspectRatio && this.aspectRatio;\n const newSize = this.platform.getMaximumSize(canvas, width, height, aspectRatio);\n const newRatio = options.devicePixelRatio || this.platform.getDevicePixelRatio();\n const mode = this.width ? 'resize' : 'attach';\n this.width = newSize.width;\n this.height = newSize.height;\n this._aspectRatio = this.aspectRatio;\n if (!retinaScale(this, newRatio, true)) {\n return;\n }\n this.notifyPlugins('resize', {size: newSize});\n callback(options.onResize, [this, newSize], this);\n if (this.attached) {\n if (this._doResize(mode)) {\n this.render();\n }\n }\n }\n ensureScalesHaveIDs() {\n const options = this.options;\n const scalesOptions = options.scales || {};\n each(scalesOptions, (axisOptions, axisID) => {\n axisOptions.id = axisID;\n });\n }\n buildOrUpdateScales() {\n const options = this.options;\n const scaleOpts = options.scales;\n const scales = this.scales;\n const updated = Object.keys(scales).reduce((obj, id) => {\n obj[id] = false;\n return obj;\n }, {});\n let items = [];\n if (scaleOpts) {\n items = items.concat(\n Object.keys(scaleOpts).map((id) => {\n const scaleOptions = scaleOpts[id];\n const axis = determineAxis(id, scaleOptions);\n const isRadial = axis === 'r';\n const isHorizontal = axis === 'x';\n return {\n options: scaleOptions,\n dposition: isRadial ? 'chartArea' : isHorizontal ? 'bottom' : 'left',\n dtype: isRadial ? 'radialLinear' : isHorizontal ? 'category' : 'linear'\n };\n })\n );\n }\n each(items, (item) => {\n const scaleOptions = item.options;\n const id = scaleOptions.id;\n const axis = determineAxis(id, scaleOptions);\n const scaleType = valueOrDefault(scaleOptions.type, item.dtype);\n if (scaleOptions.position === undefined || positionIsHorizontal(scaleOptions.position, axis) !== positionIsHorizontal(item.dposition)) {\n scaleOptions.position = item.dposition;\n }\n updated[id] = true;\n let scale = null;\n if (id in scales && scales[id].type === scaleType) {\n scale = scales[id];\n } else {\n const scaleClass = registry.getScale(scaleType);\n scale = new scaleClass({\n id,\n type: scaleType,\n ctx: this.ctx,\n chart: this\n });\n scales[scale.id] = scale;\n }\n scale.init(scaleOptions, options);\n });\n each(updated, (hasUpdated, id) => {\n if (!hasUpdated) {\n delete scales[id];\n }\n });\n each(scales, (scale) => {\n layouts.configure(this, scale, scale.options);\n layouts.addBox(this, scale);\n });\n }\n _updateMetasets() {\n const metasets = this._metasets;\n const numData = this.data.datasets.length;\n const numMeta = metasets.length;\n metasets.sort((a, b) => a.index - b.index);\n if (numMeta > numData) {\n for (let i = numData; i < numMeta; ++i) {\n this._destroyDatasetMeta(i);\n }\n metasets.splice(numData, numMeta - numData);\n }\n this._sortedMetasets = metasets.slice(0).sort(compare2Level('order', 'index'));\n }\n _removeUnreferencedMetasets() {\n const {_metasets: metasets, data: {datasets}} = this;\n if (metasets.length > datasets.length) {\n delete this._stacks;\n }\n metasets.forEach((meta, index) => {\n if (datasets.filter(x => x === meta._dataset).length === 0) {\n this._destroyDatasetMeta(index);\n }\n });\n }\n buildOrUpdateControllers() {\n const newControllers = [];\n const datasets = this.data.datasets;\n let i, ilen;\n this._removeUnreferencedMetasets();\n for (i = 0, ilen = datasets.length; i < ilen; i++) {\n const dataset = datasets[i];\n let meta = this.getDatasetMeta(i);\n const type = dataset.type || this.config.type;\n if (meta.type && meta.type !== type) {\n this._destroyDatasetMeta(i);\n meta = this.getDatasetMeta(i);\n }\n meta.type = type;\n meta.indexAxis = dataset.indexAxis || getIndexAxis(type, this.options);\n meta.order = dataset.order || 0;\n meta.index = i;\n meta.label = '' + dataset.label;\n meta.visible = this.isDatasetVisible(i);\n if (meta.controller) {\n meta.controller.updateIndex(i);\n meta.controller.linkScales();\n } else {\n const ControllerClass = registry.getController(type);\n const {datasetElementType, dataElementType} = defaults.datasets[type];\n Object.assign(ControllerClass.prototype, {\n dataElementType: registry.getElement(dataElementType),\n datasetElementType: datasetElementType && registry.getElement(datasetElementType)\n });\n meta.controller = new ControllerClass(this, i);\n newControllers.push(meta.controller);\n }\n }\n this._updateMetasets();\n return newControllers;\n }\n _resetElements() {\n each(this.data.datasets, (dataset, datasetIndex) => {\n this.getDatasetMeta(datasetIndex).controller.reset();\n }, this);\n }\n reset() {\n this._resetElements();\n this.notifyPlugins('reset');\n }\n update(mode) {\n const config = this.config;\n config.update();\n const options = this._options = config.createResolver(config.chartOptionScopes(), this.getContext());\n const animsDisabled = this._animationsDisabled = !options.animation;\n this._updateScales();\n this._checkEventBindings();\n this._updateHiddenIndices();\n this._plugins.invalidate();\n if (this.notifyPlugins('beforeUpdate', {mode, cancelable: true}) === false) {\n return;\n }\n const newControllers = this.buildOrUpdateControllers();\n this.notifyPlugins('beforeElementsUpdate');\n let minPadding = 0;\n for (let i = 0, ilen = this.data.datasets.length; i < ilen; i++) {\n const {controller} = this.getDatasetMeta(i);\n const reset = !animsDisabled && newControllers.indexOf(controller) === -1;\n controller.buildOrUpdateElements(reset);\n minPadding = Math.max(+controller.getMaxOverflow(), minPadding);\n }\n minPadding = this._minPadding = options.layout.autoPadding ? minPadding : 0;\n this._updateLayout(minPadding);\n if (!animsDisabled) {\n each(newControllers, (controller) => {\n controller.reset();\n });\n }\n this._updateDatasets(mode);\n this.notifyPlugins('afterUpdate', {mode});\n this._layers.sort(compare2Level('z', '_idx'));\n const {_active, _lastEvent} = this;\n if (_lastEvent) {\n this._eventHandler(_lastEvent, true);\n } else if (_active.length) {\n this._updateHoverStyles(_active, _active, true);\n }\n this.render();\n }\n _updateScales() {\n each(this.scales, (scale) => {\n layouts.removeBox(this, scale);\n });\n this.ensureScalesHaveIDs();\n this.buildOrUpdateScales();\n }\n _checkEventBindings() {\n const options = this.options;\n const existingEvents = new Set(Object.keys(this._listeners));\n const newEvents = new Set(options.events);\n if (!setsEqual(existingEvents, newEvents) || !!this._responsiveListeners !== options.responsive) {\n this.unbindEvents();\n this.bindEvents();\n }\n }\n _updateHiddenIndices() {\n const {_hiddenIndices} = this;\n const changes = this._getUniformDataChanges() || [];\n for (const {method, start, count} of changes) {\n const move = method === '_removeElements' ? -count : count;\n moveNumericKeys(_hiddenIndices, start, move);\n }\n }\n _getUniformDataChanges() {\n const _dataChanges = this._dataChanges;\n if (!_dataChanges || !_dataChanges.length) {\n return;\n }\n this._dataChanges = [];\n const datasetCount = this.data.datasets.length;\n const makeSet = (idx) => new Set(\n _dataChanges\n .filter(c => c[0] === idx)\n .map((c, i) => i + ',' + c.splice(1).join(','))\n );\n const changeSet = makeSet(0);\n for (let i = 1; i < datasetCount; i++) {\n if (!setsEqual(changeSet, makeSet(i))) {\n return;\n }\n }\n return Array.from(changeSet)\n .map(c => c.split(','))\n .map(a => ({method: a[1], start: +a[2], count: +a[3]}));\n }\n _updateLayout(minPadding) {\n if (this.notifyPlugins('beforeLayout', {cancelable: true}) === false) {\n return;\n }\n layouts.update(this, this.width, this.height, minPadding);\n const area = this.chartArea;\n const noArea = area.width <= 0 || area.height <= 0;\n this._layers = [];\n each(this.boxes, (box) => {\n if (noArea && box.position === 'chartArea') {\n return;\n }\n if (box.configure) {\n box.configure();\n }\n this._layers.push(...box._layers());\n }, this);\n this._layers.forEach((item, index) => {\n item._idx = index;\n });\n this.notifyPlugins('afterLayout');\n }\n _updateDatasets(mode) {\n if (this.notifyPlugins('beforeDatasetsUpdate', {mode, cancelable: true}) === false) {\n return;\n }\n for (let i = 0, ilen = this.data.datasets.length; i < ilen; ++i) {\n this.getDatasetMeta(i).controller.configure();\n }\n for (let i = 0, ilen = this.data.datasets.length; i < ilen; ++i) {\n this._updateDataset(i, isFunction(mode) ? mode({datasetIndex: i}) : mode);\n }\n this.notifyPlugins('afterDatasetsUpdate', {mode});\n }\n _updateDataset(index, mode) {\n const meta = this.getDatasetMeta(index);\n const args = {meta, index, mode, cancelable: true};\n if (this.notifyPlugins('beforeDatasetUpdate', args) === false) {\n return;\n }\n meta.controller._update(mode);\n args.cancelable = false;\n this.notifyPlugins('afterDatasetUpdate', args);\n }\n render() {\n if (this.notifyPlugins('beforeRender', {cancelable: true}) === false) {\n return;\n }\n if (animator.has(this)) {\n if (this.attached && !animator.running(this)) {\n animator.start(this);\n }\n } else {\n this.draw();\n onAnimationsComplete({chart: this});\n }\n }\n draw() {\n let i;\n if (this._resizeBeforeDraw) {\n const {width, height} = this._resizeBeforeDraw;\n this._resize(width, height);\n this._resizeBeforeDraw = null;\n }\n this.clear();\n if (this.width <= 0 || this.height <= 0) {\n return;\n }\n if (this.notifyPlugins('beforeDraw', {cancelable: true}) === false) {\n return;\n }\n const layers = this._layers;\n for (i = 0; i < layers.length && layers[i].z <= 0; ++i) {\n layers[i].draw(this.chartArea);\n }\n this._drawDatasets();\n for (; i < layers.length; ++i) {\n layers[i].draw(this.chartArea);\n }\n this.notifyPlugins('afterDraw');\n }\n _getSortedDatasetMetas(filterVisible) {\n const metasets = this._sortedMetasets;\n const result = [];\n let i, ilen;\n for (i = 0, ilen = metasets.length; i < ilen; ++i) {\n const meta = metasets[i];\n if (!filterVisible || meta.visible) {\n result.push(meta);\n }\n }\n return result;\n }\n getSortedVisibleDatasetMetas() {\n return this._getSortedDatasetMetas(true);\n }\n _drawDatasets() {\n if (this.notifyPlugins('beforeDatasetsDraw', {cancelable: true}) === false) {\n return;\n }\n const metasets = this.getSortedVisibleDatasetMetas();\n for (let i = metasets.length - 1; i >= 0; --i) {\n this._drawDataset(metasets[i]);\n }\n this.notifyPlugins('afterDatasetsDraw');\n }\n _drawDataset(meta) {\n const ctx = this.ctx;\n const clip = meta._clip;\n const useClip = !clip.disabled;\n const area = this.chartArea;\n const args = {\n meta,\n index: meta.index,\n cancelable: true\n };\n if (this.notifyPlugins('beforeDatasetDraw', args) === false) {\n return;\n }\n if (useClip) {\n clipArea(ctx, {\n left: clip.left === false ? 0 : area.left - clip.left,\n right: clip.right === false ? this.width : area.right + clip.right,\n top: clip.top === false ? 0 : area.top - clip.top,\n bottom: clip.bottom === false ? this.height : area.bottom + clip.bottom\n });\n }\n meta.controller.draw();\n if (useClip) {\n unclipArea(ctx);\n }\n args.cancelable = false;\n this.notifyPlugins('afterDatasetDraw', args);\n }\n getElementsAtEventForMode(e, mode, options, useFinalPosition) {\n const method = Interaction.modes[mode];\n if (typeof method === 'function') {\n return method(this, e, options, useFinalPosition);\n }\n return [];\n }\n getDatasetMeta(datasetIndex) {\n const dataset = this.data.datasets[datasetIndex];\n const metasets = this._metasets;\n let meta = metasets.filter(x => x && x._dataset === dataset).pop();\n if (!meta) {\n meta = {\n type: null,\n data: [],\n dataset: null,\n controller: null,\n hidden: null,\n xAxisID: null,\n yAxisID: null,\n order: dataset && dataset.order || 0,\n index: datasetIndex,\n _dataset: dataset,\n _parsed: [],\n _sorted: false\n };\n metasets.push(meta);\n }\n return meta;\n }\n getContext() {\n return this.$context || (this.$context = createContext(null, {chart: this, type: 'chart'}));\n }\n getVisibleDatasetCount() {\n return this.getSortedVisibleDatasetMetas().length;\n }\n isDatasetVisible(datasetIndex) {\n const dataset = this.data.datasets[datasetIndex];\n if (!dataset) {\n return false;\n }\n const meta = this.getDatasetMeta(datasetIndex);\n return typeof meta.hidden === 'boolean' ? !meta.hidden : !dataset.hidden;\n }\n setDatasetVisibility(datasetIndex, visible) {\n const meta = this.getDatasetMeta(datasetIndex);\n meta.hidden = !visible;\n }\n toggleDataVisibility(index) {\n this._hiddenIndices[index] = !this._hiddenIndices[index];\n }\n getDataVisibility(index) {\n return !this._hiddenIndices[index];\n }\n _updateVisibility(datasetIndex, dataIndex, visible) {\n const mode = visible ? 'show' : 'hide';\n const meta = this.getDatasetMeta(datasetIndex);\n const anims = meta.controller._resolveAnimations(undefined, mode);\n if (defined(dataIndex)) {\n meta.data[dataIndex].hidden = !visible;\n this.update();\n } else {\n this.setDatasetVisibility(datasetIndex, visible);\n anims.update(meta, {visible});\n this.update((ctx) => ctx.datasetIndex === datasetIndex ? mode : undefined);\n }\n }\n hide(datasetIndex, dataIndex) {\n this._updateVisibility(datasetIndex, dataIndex, false);\n }\n show(datasetIndex, dataIndex) {\n this._updateVisibility(datasetIndex, dataIndex, true);\n }\n _destroyDatasetMeta(datasetIndex) {\n const meta = this._metasets[datasetIndex];\n if (meta && meta.controller) {\n meta.controller._destroy();\n }\n delete this._metasets[datasetIndex];\n }\n _stop() {\n let i, ilen;\n this.stop();\n animator.remove(this);\n for (i = 0, ilen = this.data.datasets.length; i < ilen; ++i) {\n this._destroyDatasetMeta(i);\n }\n }\n destroy() {\n this.notifyPlugins('beforeDestroy');\n const {canvas, ctx} = this;\n this._stop();\n this.config.clearCache();\n if (canvas) {\n this.unbindEvents();\n clearCanvas(canvas, ctx);\n this.platform.releaseContext(ctx);\n this.canvas = null;\n this.ctx = null;\n }\n this.notifyPlugins('destroy');\n delete instances[this.id];\n this.notifyPlugins('afterDestroy');\n }\n toBase64Image(...args) {\n return this.canvas.toDataURL(...args);\n }\n bindEvents() {\n this.bindUserEvents();\n if (this.options.responsive) {\n this.bindResponsiveEvents();\n } else {\n this.attached = true;\n }\n }\n bindUserEvents() {\n const listeners = this._listeners;\n const platform = this.platform;\n const _add = (type, listener) => {\n platform.addEventListener(this, type, listener);\n listeners[type] = listener;\n };\n const listener = (e, x, y) => {\n e.offsetX = x;\n e.offsetY = y;\n this._eventHandler(e);\n };\n each(this.options.events, (type) => _add(type, listener));\n }\n bindResponsiveEvents() {\n if (!this._responsiveListeners) {\n this._responsiveListeners = {};\n }\n const listeners = this._responsiveListeners;\n const platform = this.platform;\n const _add = (type, listener) => {\n platform.addEventListener(this, type, listener);\n listeners[type] = listener;\n };\n const _remove = (type, listener) => {\n if (listeners[type]) {\n platform.removeEventListener(this, type, listener);\n delete listeners[type];\n }\n };\n const listener = (width, height) => {\n if (this.canvas) {\n this.resize(width, height);\n }\n };\n let detached;\n const attached = () => {\n _remove('attach', attached);\n this.attached = true;\n this.resize();\n _add('resize', listener);\n _add('detach', detached);\n };\n detached = () => {\n this.attached = false;\n _remove('resize', listener);\n this._stop();\n this._resize(0, 0);\n _add('attach', attached);\n };\n if (platform.isAttached(this.canvas)) {\n attached();\n } else {\n detached();\n }\n }\n unbindEvents() {\n each(this._listeners, (listener, type) => {\n this.platform.removeEventListener(this, type, listener);\n });\n this._listeners = {};\n each(this._responsiveListeners, (listener, type) => {\n this.platform.removeEventListener(this, type, listener);\n });\n this._responsiveListeners = undefined;\n }\n updateHoverStyle(items, mode, enabled) {\n const prefix = enabled ? 'set' : 'remove';\n let meta, item, i, ilen;\n if (mode === 'dataset') {\n meta = this.getDatasetMeta(items[0].datasetIndex);\n meta.controller['_' + prefix + 'DatasetHoverStyle']();\n }\n for (i = 0, ilen = items.length; i < ilen; ++i) {\n item = items[i];\n const controller = item && this.getDatasetMeta(item.datasetIndex).controller;\n if (controller) {\n controller[prefix + 'HoverStyle'](item.element, item.datasetIndex, item.index);\n }\n }\n }\n getActiveElements() {\n return this._active || [];\n }\n setActiveElements(activeElements) {\n const lastActive = this._active || [];\n const active = activeElements.map(({datasetIndex, index}) => {\n const meta = this.getDatasetMeta(datasetIndex);\n if (!meta) {\n throw new Error('No dataset found at index ' + datasetIndex);\n }\n return {\n datasetIndex,\n element: meta.data[index],\n index,\n };\n });\n const changed = !_elementsEqual(active, lastActive);\n if (changed) {\n this._active = active;\n this._lastEvent = null;\n this._updateHoverStyles(active, lastActive);\n }\n }\n notifyPlugins(hook, args, filter) {\n return this._plugins.notify(this, hook, args, filter);\n }\n _updateHoverStyles(active, lastActive, replay) {\n const hoverOptions = this.options.hover;\n const diff = (a, b) => a.filter(x => !b.some(y => x.datasetIndex === y.datasetIndex && x.index === y.index));\n const deactivated = diff(lastActive, active);\n const activated = replay ? active : diff(active, lastActive);\n if (deactivated.length) {\n this.updateHoverStyle(deactivated, hoverOptions.mode, false);\n }\n if (activated.length && hoverOptions.mode) {\n this.updateHoverStyle(activated, hoverOptions.mode, true);\n }\n }\n _eventHandler(e, replay) {\n const args = {\n event: e,\n replay,\n cancelable: true,\n inChartArea: _isPointInArea(e, this.chartArea, this._minPadding)\n };\n const eventFilter = (plugin) => (plugin.options.events || this.options.events).includes(e.native.type);\n if (this.notifyPlugins('beforeEvent', args, eventFilter) === false) {\n return;\n }\n const changed = this._handleEvent(e, replay, args.inChartArea);\n args.cancelable = false;\n this.notifyPlugins('afterEvent', args, eventFilter);\n if (changed || args.changed) {\n this.render();\n }\n return this;\n }\n _handleEvent(e, replay, inChartArea) {\n const {_active: lastActive = [], options} = this;\n const useFinalPosition = replay;\n const active = this._getActiveElements(e, lastActive, inChartArea, useFinalPosition);\n const isClick = _isClickEvent(e);\n const lastEvent = determineLastEvent(e, this._lastEvent, inChartArea, isClick);\n if (inChartArea) {\n this._lastEvent = null;\n callback(options.onHover, [e, active, this], this);\n if (isClick) {\n callback(options.onClick, [e, active, this], this);\n }\n }\n const changed = !_elementsEqual(active, lastActive);\n if (changed || replay) {\n this._active = active;\n this._updateHoverStyles(active, lastActive, replay);\n }\n this._lastEvent = lastEvent;\n return changed;\n }\n _getActiveElements(e, lastActive, inChartArea, useFinalPosition) {\n if (e.type === 'mouseout') {\n return [];\n }\n if (!inChartArea) {\n return lastActive;\n }\n const hoverOptions = this.options.hover;\n return this.getElementsAtEventForMode(e, hoverOptions.mode, hoverOptions, useFinalPosition);\n }\n}\nconst invalidatePlugins = () => each(Chart.instances, (chart) => chart._plugins.invalidate());\nconst enumerable = true;\nObject.defineProperties(Chart, {\n defaults: {\n enumerable,\n value: defaults\n },\n instances: {\n enumerable,\n value: instances\n },\n overrides: {\n enumerable,\n value: overrides\n },\n registry: {\n enumerable,\n value: registry\n },\n version: {\n enumerable,\n value: version\n },\n getChart: {\n enumerable,\n value: getChart\n },\n register: {\n enumerable,\n value: (...items) => {\n registry.add(...items);\n invalidatePlugins();\n }\n },\n unregister: {\n enumerable,\n value: (...items) => {\n registry.remove(...items);\n invalidatePlugins();\n }\n }\n});\n\nfunction clipArc(ctx, element, endAngle) {\n const {startAngle, pixelMargin, x, y, outerRadius, innerRadius} = element;\n let angleMargin = pixelMargin / outerRadius;\n ctx.beginPath();\n ctx.arc(x, y, outerRadius, startAngle - angleMargin, endAngle + angleMargin);\n if (innerRadius > pixelMargin) {\n angleMargin = pixelMargin / innerRadius;\n ctx.arc(x, y, innerRadius, endAngle + angleMargin, startAngle - angleMargin, true);\n } else {\n ctx.arc(x, y, pixelMargin, endAngle + HALF_PI, startAngle - HALF_PI);\n }\n ctx.closePath();\n ctx.clip();\n}\nfunction toRadiusCorners(value) {\n return _readValueToProps(value, ['outerStart', 'outerEnd', 'innerStart', 'innerEnd']);\n}\nfunction parseBorderRadius$1(arc, innerRadius, outerRadius, angleDelta) {\n const o = toRadiusCorners(arc.options.borderRadius);\n const halfThickness = (outerRadius - innerRadius) / 2;\n const innerLimit = Math.min(halfThickness, angleDelta * innerRadius / 2);\n const computeOuterLimit = (val) => {\n const outerArcLimit = (outerRadius - Math.min(halfThickness, val)) * angleDelta / 2;\n return _limitValue(val, 0, Math.min(halfThickness, outerArcLimit));\n };\n return {\n outerStart: computeOuterLimit(o.outerStart),\n outerEnd: computeOuterLimit(o.outerEnd),\n innerStart: _limitValue(o.innerStart, 0, innerLimit),\n innerEnd: _limitValue(o.innerEnd, 0, innerLimit),\n };\n}\nfunction rThetaToXY(r, theta, x, y) {\n return {\n x: x + r * Math.cos(theta),\n y: y + r * Math.sin(theta),\n };\n}\nfunction pathArc(ctx, element, offset, spacing, end) {\n const {x, y, startAngle: start, pixelMargin, innerRadius: innerR} = element;\n const outerRadius = Math.max(element.outerRadius + spacing + offset - pixelMargin, 0);\n const innerRadius = innerR > 0 ? innerR + spacing + offset + pixelMargin : 0;\n let spacingOffset = 0;\n const alpha = end - start;\n if (spacing) {\n const noSpacingInnerRadius = innerR > 0 ? innerR - spacing : 0;\n const noSpacingOuterRadius = outerRadius > 0 ? outerRadius - spacing : 0;\n const avNogSpacingRadius = (noSpacingInnerRadius + noSpacingOuterRadius) / 2;\n const adjustedAngle = avNogSpacingRadius !== 0 ? (alpha * avNogSpacingRadius) / (avNogSpacingRadius + spacing) : alpha;\n spacingOffset = (alpha - adjustedAngle) / 2;\n }\n const beta = Math.max(0.001, alpha * outerRadius - offset / PI) / outerRadius;\n const angleOffset = (alpha - beta) / 2;\n const startAngle = start + angleOffset + spacingOffset;\n const endAngle = end - angleOffset - spacingOffset;\n const {outerStart, outerEnd, innerStart, innerEnd} = parseBorderRadius$1(element, innerRadius, outerRadius, endAngle - startAngle);\n const outerStartAdjustedRadius = outerRadius - outerStart;\n const outerEndAdjustedRadius = outerRadius - outerEnd;\n const outerStartAdjustedAngle = startAngle + outerStart / outerStartAdjustedRadius;\n const outerEndAdjustedAngle = endAngle - outerEnd / outerEndAdjustedRadius;\n const innerStartAdjustedRadius = innerRadius + innerStart;\n const innerEndAdjustedRadius = innerRadius + innerEnd;\n const innerStartAdjustedAngle = startAngle + innerStart / innerStartAdjustedRadius;\n const innerEndAdjustedAngle = endAngle - innerEnd / innerEndAdjustedRadius;\n ctx.beginPath();\n ctx.arc(x, y, outerRadius, outerStartAdjustedAngle, outerEndAdjustedAngle);\n if (outerEnd > 0) {\n const pCenter = rThetaToXY(outerEndAdjustedRadius, outerEndAdjustedAngle, x, y);\n ctx.arc(pCenter.x, pCenter.y, outerEnd, outerEndAdjustedAngle, endAngle + HALF_PI);\n }\n const p4 = rThetaToXY(innerEndAdjustedRadius, endAngle, x, y);\n ctx.lineTo(p4.x, p4.y);\n if (innerEnd > 0) {\n const pCenter = rThetaToXY(innerEndAdjustedRadius, innerEndAdjustedAngle, x, y);\n ctx.arc(pCenter.x, pCenter.y, innerEnd, endAngle + HALF_PI, innerEndAdjustedAngle + Math.PI);\n }\n ctx.arc(x, y, innerRadius, endAngle - (innerEnd / innerRadius), startAngle + (innerStart / innerRadius), true);\n if (innerStart > 0) {\n const pCenter = rThetaToXY(innerStartAdjustedRadius, innerStartAdjustedAngle, x, y);\n ctx.arc(pCenter.x, pCenter.y, innerStart, innerStartAdjustedAngle + Math.PI, startAngle - HALF_PI);\n }\n const p8 = rThetaToXY(outerStartAdjustedRadius, startAngle, x, y);\n ctx.lineTo(p8.x, p8.y);\n if (outerStart > 0) {\n const pCenter = rThetaToXY(outerStartAdjustedRadius, outerStartAdjustedAngle, x, y);\n ctx.arc(pCenter.x, pCenter.y, outerStart, startAngle - HALF_PI, outerStartAdjustedAngle);\n }\n ctx.closePath();\n}\nfunction drawArc(ctx, element, offset, spacing) {\n const {fullCircles, startAngle, circumference} = element;\n let endAngle = element.endAngle;\n if (fullCircles) {\n pathArc(ctx, element, offset, spacing, startAngle + TAU);\n for (let i = 0; i < fullCircles; ++i) {\n ctx.fill();\n }\n if (!isNaN(circumference)) {\n endAngle = startAngle + circumference % TAU;\n if (circumference % TAU === 0) {\n endAngle += TAU;\n }\n }\n }\n pathArc(ctx, element, offset, spacing, endAngle);\n ctx.fill();\n return endAngle;\n}\nfunction drawFullCircleBorders(ctx, element, inner) {\n const {x, y, startAngle, pixelMargin, fullCircles} = element;\n const outerRadius = Math.max(element.outerRadius - pixelMargin, 0);\n const innerRadius = element.innerRadius + pixelMargin;\n let i;\n if (inner) {\n clipArc(ctx, element, startAngle + TAU);\n }\n ctx.beginPath();\n ctx.arc(x, y, innerRadius, startAngle + TAU, startAngle, true);\n for (i = 0; i < fullCircles; ++i) {\n ctx.stroke();\n }\n ctx.beginPath();\n ctx.arc(x, y, outerRadius, startAngle, startAngle + TAU);\n for (i = 0; i < fullCircles; ++i) {\n ctx.stroke();\n }\n}\nfunction drawBorder(ctx, element, offset, spacing, endAngle) {\n const {options} = element;\n const {borderWidth, borderJoinStyle} = options;\n const inner = options.borderAlign === 'inner';\n if (!borderWidth) {\n return;\n }\n if (inner) {\n ctx.lineWidth = borderWidth * 2;\n ctx.lineJoin = borderJoinStyle || 'round';\n } else {\n ctx.lineWidth = borderWidth;\n ctx.lineJoin = borderJoinStyle || 'bevel';\n }\n if (element.fullCircles) {\n drawFullCircleBorders(ctx, element, inner);\n }\n if (inner) {\n clipArc(ctx, element, endAngle);\n }\n pathArc(ctx, element, offset, spacing, endAngle);\n ctx.stroke();\n}\nclass ArcElement extends Element {\n constructor(cfg) {\n super();\n this.options = undefined;\n this.circumference = undefined;\n this.startAngle = undefined;\n this.endAngle = undefined;\n this.innerRadius = undefined;\n this.outerRadius = undefined;\n this.pixelMargin = 0;\n this.fullCircles = 0;\n if (cfg) {\n Object.assign(this, cfg);\n }\n }\n inRange(chartX, chartY, useFinalPosition) {\n const point = this.getProps(['x', 'y'], useFinalPosition);\n const {angle, distance} = getAngleFromPoint(point, {x: chartX, y: chartY});\n const {startAngle, endAngle, innerRadius, outerRadius, circumference} = this.getProps([\n 'startAngle',\n 'endAngle',\n 'innerRadius',\n 'outerRadius',\n 'circumference'\n ], useFinalPosition);\n const rAdjust = this.options.spacing / 2;\n const _circumference = valueOrDefault(circumference, endAngle - startAngle);\n const betweenAngles = _circumference >= TAU || _angleBetween(angle, startAngle, endAngle);\n const withinRadius = _isBetween(distance, innerRadius + rAdjust, outerRadius + rAdjust);\n return (betweenAngles && withinRadius);\n }\n getCenterPoint(useFinalPosition) {\n const {x, y, startAngle, endAngle, innerRadius, outerRadius} = this.getProps([\n 'x',\n 'y',\n 'startAngle',\n 'endAngle',\n 'innerRadius',\n 'outerRadius',\n 'circumference',\n ], useFinalPosition);\n const {offset, spacing} = this.options;\n const halfAngle = (startAngle + endAngle) / 2;\n const halfRadius = (innerRadius + outerRadius + spacing + offset) / 2;\n return {\n x: x + Math.cos(halfAngle) * halfRadius,\n y: y + Math.sin(halfAngle) * halfRadius\n };\n }\n tooltipPosition(useFinalPosition) {\n return this.getCenterPoint(useFinalPosition);\n }\n draw(ctx) {\n const {options, circumference} = this;\n const offset = (options.offset || 0) / 2;\n const spacing = (options.spacing || 0) / 2;\n this.pixelMargin = (options.borderAlign === 'inner') ? 0.33 : 0;\n this.fullCircles = circumference > TAU ? Math.floor(circumference / TAU) : 0;\n if (circumference === 0 || this.innerRadius < 0 || this.outerRadius < 0) {\n return;\n }\n ctx.save();\n let radiusOffset = 0;\n if (offset) {\n radiusOffset = offset / 2;\n const halfAngle = (this.startAngle + this.endAngle) / 2;\n ctx.translate(Math.cos(halfAngle) * radiusOffset, Math.sin(halfAngle) * radiusOffset);\n if (this.circumference >= PI) {\n radiusOffset = offset;\n }\n }\n ctx.fillStyle = options.backgroundColor;\n ctx.strokeStyle = options.borderColor;\n const endAngle = drawArc(ctx, this, radiusOffset, spacing);\n drawBorder(ctx, this, radiusOffset, spacing, endAngle);\n ctx.restore();\n }\n}\nArcElement.id = 'arc';\nArcElement.defaults = {\n borderAlign: 'center',\n borderColor: '#fff',\n borderJoinStyle: undefined,\n borderRadius: 0,\n borderWidth: 2,\n offset: 0,\n spacing: 0,\n angle: undefined,\n};\nArcElement.defaultRoutes = {\n backgroundColor: 'backgroundColor'\n};\n\nfunction setStyle(ctx, options, style = options) {\n ctx.lineCap = valueOrDefault(style.borderCapStyle, options.borderCapStyle);\n ctx.setLineDash(valueOrDefault(style.borderDash, options.borderDash));\n ctx.lineDashOffset = valueOrDefault(style.borderDashOffset, options.borderDashOffset);\n ctx.lineJoin = valueOrDefault(style.borderJoinStyle, options.borderJoinStyle);\n ctx.lineWidth = valueOrDefault(style.borderWidth, options.borderWidth);\n ctx.strokeStyle = valueOrDefault(style.borderColor, options.borderColor);\n}\nfunction lineTo(ctx, previous, target) {\n ctx.lineTo(target.x, target.y);\n}\nfunction getLineMethod(options) {\n if (options.stepped) {\n return _steppedLineTo;\n }\n if (options.tension || options.cubicInterpolationMode === 'monotone') {\n return _bezierCurveTo;\n }\n return lineTo;\n}\nfunction pathVars(points, segment, params = {}) {\n const count = points.length;\n const {start: paramsStart = 0, end: paramsEnd = count - 1} = params;\n const {start: segmentStart, end: segmentEnd} = segment;\n const start = Math.max(paramsStart, segmentStart);\n const end = Math.min(paramsEnd, segmentEnd);\n const outside = paramsStart < segmentStart && paramsEnd < segmentStart || paramsStart > segmentEnd && paramsEnd > segmentEnd;\n return {\n count,\n start,\n loop: segment.loop,\n ilen: end < start && !outside ? count + end - start : end - start\n };\n}\nfunction pathSegment(ctx, line, segment, params) {\n const {points, options} = line;\n const {count, start, loop, ilen} = pathVars(points, segment, params);\n const lineMethod = getLineMethod(options);\n let {move = true, reverse} = params || {};\n let i, point, prev;\n for (i = 0; i <= ilen; ++i) {\n point = points[(start + (reverse ? ilen - i : i)) % count];\n if (point.skip) {\n continue;\n } else if (move) {\n ctx.moveTo(point.x, point.y);\n move = false;\n } else {\n lineMethod(ctx, prev, point, reverse, options.stepped);\n }\n prev = point;\n }\n if (loop) {\n point = points[(start + (reverse ? ilen : 0)) % count];\n lineMethod(ctx, prev, point, reverse, options.stepped);\n }\n return !!loop;\n}\nfunction fastPathSegment(ctx, line, segment, params) {\n const points = line.points;\n const {count, start, ilen} = pathVars(points, segment, params);\n const {move = true, reverse} = params || {};\n let avgX = 0;\n let countX = 0;\n let i, point, prevX, minY, maxY, lastY;\n const pointIndex = (index) => (start + (reverse ? ilen - index : index)) % count;\n const drawX = () => {\n if (minY !== maxY) {\n ctx.lineTo(avgX, maxY);\n ctx.lineTo(avgX, minY);\n ctx.lineTo(avgX, lastY);\n }\n };\n if (move) {\n point = points[pointIndex(0)];\n ctx.moveTo(point.x, point.y);\n }\n for (i = 0; i <= ilen; ++i) {\n point = points[pointIndex(i)];\n if (point.skip) {\n continue;\n }\n const x = point.x;\n const y = point.y;\n const truncX = x | 0;\n if (truncX === prevX) {\n if (y < minY) {\n minY = y;\n } else if (y > maxY) {\n maxY = y;\n }\n avgX = (countX * avgX + x) / ++countX;\n } else {\n drawX();\n ctx.lineTo(x, y);\n prevX = truncX;\n countX = 0;\n minY = maxY = y;\n }\n lastY = y;\n }\n drawX();\n}\nfunction _getSegmentMethod(line) {\n const opts = line.options;\n const borderDash = opts.borderDash && opts.borderDash.length;\n const useFastPath = !line._decimated && !line._loop && !opts.tension && opts.cubicInterpolationMode !== 'monotone' && !opts.stepped && !borderDash;\n return useFastPath ? fastPathSegment : pathSegment;\n}\nfunction _getInterpolationMethod(options) {\n if (options.stepped) {\n return _steppedInterpolation;\n }\n if (options.tension || options.cubicInterpolationMode === 'monotone') {\n return _bezierInterpolation;\n }\n return _pointInLine;\n}\nfunction strokePathWithCache(ctx, line, start, count) {\n let path = line._path;\n if (!path) {\n path = line._path = new Path2D();\n if (line.path(path, start, count)) {\n path.closePath();\n }\n }\n setStyle(ctx, line.options);\n ctx.stroke(path);\n}\nfunction strokePathDirect(ctx, line, start, count) {\n const {segments, options} = line;\n const segmentMethod = _getSegmentMethod(line);\n for (const segment of segments) {\n setStyle(ctx, options, segment.style);\n ctx.beginPath();\n if (segmentMethod(ctx, line, segment, {start, end: start + count - 1})) {\n ctx.closePath();\n }\n ctx.stroke();\n }\n}\nconst usePath2D = typeof Path2D === 'function';\nfunction draw(ctx, line, start, count) {\n if (usePath2D && !line.options.segment) {\n strokePathWithCache(ctx, line, start, count);\n } else {\n strokePathDirect(ctx, line, start, count);\n }\n}\nclass LineElement extends Element {\n constructor(cfg) {\n super();\n this.animated = true;\n this.options = undefined;\n this._chart = undefined;\n this._loop = undefined;\n this._fullLoop = undefined;\n this._path = undefined;\n this._points = undefined;\n this._segments = undefined;\n this._decimated = false;\n this._pointsUpdated = false;\n this._datasetIndex = undefined;\n if (cfg) {\n Object.assign(this, cfg);\n }\n }\n updateControlPoints(chartArea, indexAxis) {\n const options = this.options;\n if ((options.tension || options.cubicInterpolationMode === 'monotone') && !options.stepped && !this._pointsUpdated) {\n const loop = options.spanGaps ? this._loop : this._fullLoop;\n _updateBezierControlPoints(this._points, options, chartArea, loop, indexAxis);\n this._pointsUpdated = true;\n }\n }\n set points(points) {\n this._points = points;\n delete this._segments;\n delete this._path;\n this._pointsUpdated = false;\n }\n get points() {\n return this._points;\n }\n get segments() {\n return this._segments || (this._segments = _computeSegments(this, this.options.segment));\n }\n first() {\n const segments = this.segments;\n const points = this.points;\n return segments.length && points[segments[0].start];\n }\n last() {\n const segments = this.segments;\n const points = this.points;\n const count = segments.length;\n return count && points[segments[count - 1].end];\n }\n interpolate(point, property) {\n const options = this.options;\n const value = point[property];\n const points = this.points;\n const segments = _boundSegments(this, {property, start: value, end: value});\n if (!segments.length) {\n return;\n }\n const result = [];\n const _interpolate = _getInterpolationMethod(options);\n let i, ilen;\n for (i = 0, ilen = segments.length; i < ilen; ++i) {\n const {start, end} = segments[i];\n const p1 = points[start];\n const p2 = points[end];\n if (p1 === p2) {\n result.push(p1);\n continue;\n }\n const t = Math.abs((value - p1[property]) / (p2[property] - p1[property]));\n const interpolated = _interpolate(p1, p2, t, options.stepped);\n interpolated[property] = point[property];\n result.push(interpolated);\n }\n return result.length === 1 ? result[0] : result;\n }\n pathSegment(ctx, segment, params) {\n const segmentMethod = _getSegmentMethod(this);\n return segmentMethod(ctx, this, segment, params);\n }\n path(ctx, start, count) {\n const segments = this.segments;\n const segmentMethod = _getSegmentMethod(this);\n let loop = this._loop;\n start = start || 0;\n count = count || (this.points.length - start);\n for (const segment of segments) {\n loop &= segmentMethod(ctx, this, segment, {start, end: start + count - 1});\n }\n return !!loop;\n }\n draw(ctx, chartArea, start, count) {\n const options = this.options || {};\n const points = this.points || [];\n if (points.length && options.borderWidth) {\n ctx.save();\n draw(ctx, this, start, count);\n ctx.restore();\n }\n if (this.animated) {\n this._pointsUpdated = false;\n this._path = undefined;\n }\n }\n}\nLineElement.id = 'line';\nLineElement.defaults = {\n borderCapStyle: 'butt',\n borderDash: [],\n borderDashOffset: 0,\n borderJoinStyle: 'miter',\n borderWidth: 3,\n capBezierPoints: true,\n cubicInterpolationMode: 'default',\n fill: false,\n spanGaps: false,\n stepped: false,\n tension: 0,\n};\nLineElement.defaultRoutes = {\n backgroundColor: 'backgroundColor',\n borderColor: 'borderColor'\n};\nLineElement.descriptors = {\n _scriptable: true,\n _indexable: (name) => name !== 'borderDash' && name !== 'fill',\n};\n\nfunction inRange$1(el, pos, axis, useFinalPosition) {\n const options = el.options;\n const {[axis]: value} = el.getProps([axis], useFinalPosition);\n return (Math.abs(pos - value) < options.radius + options.hitRadius);\n}\nclass PointElement extends Element {\n constructor(cfg) {\n super();\n this.options = undefined;\n this.parsed = undefined;\n this.skip = undefined;\n this.stop = undefined;\n if (cfg) {\n Object.assign(this, cfg);\n }\n }\n inRange(mouseX, mouseY, useFinalPosition) {\n const options = this.options;\n const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n return ((Math.pow(mouseX - x, 2) + Math.pow(mouseY - y, 2)) < Math.pow(options.hitRadius + options.radius, 2));\n }\n inXRange(mouseX, useFinalPosition) {\n return inRange$1(this, mouseX, 'x', useFinalPosition);\n }\n inYRange(mouseY, useFinalPosition) {\n return inRange$1(this, mouseY, 'y', useFinalPosition);\n }\n getCenterPoint(useFinalPosition) {\n const {x, y} = this.getProps(['x', 'y'], useFinalPosition);\n return {x, y};\n }\n size(options) {\n options = options || this.options || {};\n let radius = options.radius || 0;\n radius = Math.max(radius, radius && options.hoverRadius || 0);\n const borderWidth = radius && options.borderWidth || 0;\n return (radius + borderWidth) * 2;\n }\n draw(ctx, area) {\n const options = this.options;\n if (this.skip || options.radius < 0.1 || !_isPointInArea(this, area, this.size(options) / 2)) {\n return;\n }\n ctx.strokeStyle = options.borderColor;\n ctx.lineWidth = options.borderWidth;\n ctx.fillStyle = options.backgroundColor;\n drawPoint(ctx, options, this.x, this.y);\n }\n getRange() {\n const options = this.options || {};\n return options.radius + options.hitRadius;\n }\n}\nPointElement.id = 'point';\nPointElement.defaults = {\n borderWidth: 1,\n hitRadius: 1,\n hoverBorderWidth: 1,\n hoverRadius: 4,\n pointStyle: 'circle',\n radius: 3,\n rotation: 0\n};\nPointElement.defaultRoutes = {\n backgroundColor: 'backgroundColor',\n borderColor: 'borderColor'\n};\n\nfunction getBarBounds(bar, useFinalPosition) {\n const {x, y, base, width, height} = bar.getProps(['x', 'y', 'base', 'width', 'height'], useFinalPosition);\n let left, right, top, bottom, half;\n if (bar.horizontal) {\n half = height / 2;\n left = Math.min(x, base);\n right = Math.max(x, base);\n top = y - half;\n bottom = y + half;\n } else {\n half = width / 2;\n left = x - half;\n right = x + half;\n top = Math.min(y, base);\n bottom = Math.max(y, base);\n }\n return {left, top, right, bottom};\n}\nfunction skipOrLimit(skip, value, min, max) {\n return skip ? 0 : _limitValue(value, min, max);\n}\nfunction parseBorderWidth(bar, maxW, maxH) {\n const value = bar.options.borderWidth;\n const skip = bar.borderSkipped;\n const o = toTRBL(value);\n return {\n t: skipOrLimit(skip.top, o.top, 0, maxH),\n r: skipOrLimit(skip.right, o.right, 0, maxW),\n b: skipOrLimit(skip.bottom, o.bottom, 0, maxH),\n l: skipOrLimit(skip.left, o.left, 0, maxW)\n };\n}\nfunction parseBorderRadius(bar, maxW, maxH) {\n const {enableBorderRadius} = bar.getProps(['enableBorderRadius']);\n const value = bar.options.borderRadius;\n const o = toTRBLCorners(value);\n const maxR = Math.min(maxW, maxH);\n const skip = bar.borderSkipped;\n const enableBorder = enableBorderRadius || isObject(value);\n return {\n topLeft: skipOrLimit(!enableBorder || skip.top || skip.left, o.topLeft, 0, maxR),\n topRight: skipOrLimit(!enableBorder || skip.top || skip.right, o.topRight, 0, maxR),\n bottomLeft: skipOrLimit(!enableBorder || skip.bottom || skip.left, o.bottomLeft, 0, maxR),\n bottomRight: skipOrLimit(!enableBorder || skip.bottom || skip.right, o.bottomRight, 0, maxR)\n };\n}\nfunction boundingRects(bar) {\n const bounds = getBarBounds(bar);\n const width = bounds.right - bounds.left;\n const height = bounds.bottom - bounds.top;\n const border = parseBorderWidth(bar, width / 2, height / 2);\n const radius = parseBorderRadius(bar, width / 2, height / 2);\n return {\n outer: {\n x: bounds.left,\n y: bounds.top,\n w: width,\n h: height,\n radius\n },\n inner: {\n x: bounds.left + border.l,\n y: bounds.top + border.t,\n w: width - border.l - border.r,\n h: height - border.t - border.b,\n radius: {\n topLeft: Math.max(0, radius.topLeft - Math.max(border.t, border.l)),\n topRight: Math.max(0, radius.topRight - Math.max(border.t, border.r)),\n bottomLeft: Math.max(0, radius.bottomLeft - Math.max(border.b, border.l)),\n bottomRight: Math.max(0, radius.bottomRight - Math.max(border.b, border.r)),\n }\n }\n };\n}\nfunction inRange(bar, x, y, useFinalPosition) {\n const skipX = x === null;\n const skipY = y === null;\n const skipBoth = skipX && skipY;\n const bounds = bar && !skipBoth && getBarBounds(bar, useFinalPosition);\n return bounds\n\t\t&& (skipX || _isBetween(x, bounds.left, bounds.right))\n\t\t&& (skipY || _isBetween(y, bounds.top, bounds.bottom));\n}\nfunction hasRadius(radius) {\n return radius.topLeft || radius.topRight || radius.bottomLeft || radius.bottomRight;\n}\nfunction addNormalRectPath(ctx, rect) {\n ctx.rect(rect.x, rect.y, rect.w, rect.h);\n}\nfunction inflateRect(rect, amount, refRect = {}) {\n const x = rect.x !== refRect.x ? -amount : 0;\n const y = rect.y !== refRect.y ? -amount : 0;\n const w = (rect.x + rect.w !== refRect.x + refRect.w ? amount : 0) - x;\n const h = (rect.y + rect.h !== refRect.y + refRect.h ? amount : 0) - y;\n return {\n x: rect.x + x,\n y: rect.y + y,\n w: rect.w + w,\n h: rect.h + h,\n radius: rect.radius\n };\n}\nclass BarElement extends Element {\n constructor(cfg) {\n super();\n this.options = undefined;\n this.horizontal = undefined;\n this.base = undefined;\n this.width = undefined;\n this.height = undefined;\n this.inflateAmount = undefined;\n if (cfg) {\n Object.assign(this, cfg);\n }\n }\n draw(ctx) {\n const {inflateAmount, options: {borderColor, backgroundColor}} = this;\n const {inner, outer} = boundingRects(this);\n const addRectPath = hasRadius(outer.radius) ? addRoundedRectPath : addNormalRectPath;\n ctx.save();\n if (outer.w !== inner.w || outer.h !== inner.h) {\n ctx.beginPath();\n addRectPath(ctx, inflateRect(outer, inflateAmount, inner));\n ctx.clip();\n addRectPath(ctx, inflateRect(inner, -inflateAmount, outer));\n ctx.fillStyle = borderColor;\n ctx.fill('evenodd');\n }\n ctx.beginPath();\n addRectPath(ctx, inflateRect(inner, inflateAmount));\n ctx.fillStyle = backgroundColor;\n ctx.fill();\n ctx.restore();\n }\n inRange(mouseX, mouseY, useFinalPosition) {\n return inRange(this, mouseX, mouseY, useFinalPosition);\n }\n inXRange(mouseX, useFinalPosition) {\n return inRange(this, mouseX, null, useFinalPosition);\n }\n inYRange(mouseY, useFinalPosition) {\n return inRange(this, null, mouseY, useFinalPosition);\n }\n getCenterPoint(useFinalPosition) {\n const {x, y, base, horizontal} = this.getProps(['x', 'y', 'base', 'horizontal'], useFinalPosition);\n return {\n x: horizontal ? (x + base) / 2 : x,\n y: horizontal ? y : (y + base) / 2\n };\n }\n getRange(axis) {\n return axis === 'x' ? this.width / 2 : this.height / 2;\n }\n}\nBarElement.id = 'bar';\nBarElement.defaults = {\n borderSkipped: 'start',\n borderWidth: 0,\n borderRadius: 0,\n inflateAmount: 'auto',\n pointStyle: undefined\n};\nBarElement.defaultRoutes = {\n backgroundColor: 'backgroundColor',\n borderColor: 'borderColor'\n};\n\nvar elements = /*#__PURE__*/Object.freeze({\n__proto__: null,\nArcElement: ArcElement,\nLineElement: LineElement,\nPointElement: PointElement,\nBarElement: BarElement\n});\n\nfunction lttbDecimation(data, start, count, availableWidth, options) {\n const samples = options.samples || availableWidth;\n if (samples >= count) {\n return data.slice(start, start + count);\n }\n const decimated = [];\n const bucketWidth = (count - 2) / (samples - 2);\n let sampledIndex = 0;\n const endIndex = start + count - 1;\n let a = start;\n let i, maxAreaPoint, maxArea, area, nextA;\n decimated[sampledIndex++] = data[a];\n for (i = 0; i < samples - 2; i++) {\n let avgX = 0;\n let avgY = 0;\n let j;\n const avgRangeStart = Math.floor((i + 1) * bucketWidth) + 1 + start;\n const avgRangeEnd = Math.min(Math.floor((i + 2) * bucketWidth) + 1, count) + start;\n const avgRangeLength = avgRangeEnd - avgRangeStart;\n for (j = avgRangeStart; j < avgRangeEnd; j++) {\n avgX += data[j].x;\n avgY += data[j].y;\n }\n avgX /= avgRangeLength;\n avgY /= avgRangeLength;\n const rangeOffs = Math.floor(i * bucketWidth) + 1 + start;\n const rangeTo = Math.min(Math.floor((i + 1) * bucketWidth) + 1, count) + start;\n const {x: pointAx, y: pointAy} = data[a];\n maxArea = area = -1;\n for (j = rangeOffs; j < rangeTo; j++) {\n area = 0.5 * Math.abs(\n (pointAx - avgX) * (data[j].y - pointAy) -\n (pointAx - data[j].x) * (avgY - pointAy)\n );\n if (area > maxArea) {\n maxArea = area;\n maxAreaPoint = data[j];\n nextA = j;\n }\n }\n decimated[sampledIndex++] = maxAreaPoint;\n a = nextA;\n }\n decimated[sampledIndex++] = data[endIndex];\n return decimated;\n}\nfunction minMaxDecimation(data, start, count, availableWidth) {\n let avgX = 0;\n let countX = 0;\n let i, point, x, y, prevX, minIndex, maxIndex, startIndex, minY, maxY;\n const decimated = [];\n const endIndex = start + count - 1;\n const xMin = data[start].x;\n const xMax = data[endIndex].x;\n const dx = xMax - xMin;\n for (i = start; i < start + count; ++i) {\n point = data[i];\n x = (point.x - xMin) / dx * availableWidth;\n y = point.y;\n const truncX = x | 0;\n if (truncX === prevX) {\n if (y < minY) {\n minY = y;\n minIndex = i;\n } else if (y > maxY) {\n maxY = y;\n maxIndex = i;\n }\n avgX = (countX * avgX + point.x) / ++countX;\n } else {\n const lastIndex = i - 1;\n if (!isNullOrUndef(minIndex) && !isNullOrUndef(maxIndex)) {\n const intermediateIndex1 = Math.min(minIndex, maxIndex);\n const intermediateIndex2 = Math.max(minIndex, maxIndex);\n if (intermediateIndex1 !== startIndex && intermediateIndex1 !== lastIndex) {\n decimated.push({\n ...data[intermediateIndex1],\n x: avgX,\n });\n }\n if (intermediateIndex2 !== startIndex && intermediateIndex2 !== lastIndex) {\n decimated.push({\n ...data[intermediateIndex2],\n x: avgX\n });\n }\n }\n if (i > 0 && lastIndex !== startIndex) {\n decimated.push(data[lastIndex]);\n }\n decimated.push(point);\n prevX = truncX;\n countX = 0;\n minY = maxY = y;\n minIndex = maxIndex = startIndex = i;\n }\n }\n return decimated;\n}\nfunction cleanDecimatedDataset(dataset) {\n if (dataset._decimated) {\n const data = dataset._data;\n delete dataset._decimated;\n delete dataset._data;\n Object.defineProperty(dataset, 'data', {value: data});\n }\n}\nfunction cleanDecimatedData(chart) {\n chart.data.datasets.forEach((dataset) => {\n cleanDecimatedDataset(dataset);\n });\n}\nfunction getStartAndCountOfVisiblePointsSimplified(meta, points) {\n const pointCount = points.length;\n let start = 0;\n let count;\n const {iScale} = meta;\n const {min, max, minDefined, maxDefined} = iScale.getUserBounds();\n if (minDefined) {\n start = _limitValue(_lookupByKey(points, iScale.axis, min).lo, 0, pointCount - 1);\n }\n if (maxDefined) {\n count = _limitValue(_lookupByKey(points, iScale.axis, max).hi + 1, start, pointCount) - start;\n } else {\n count = pointCount - start;\n }\n return {start, count};\n}\nvar plugin_decimation = {\n id: 'decimation',\n defaults: {\n algorithm: 'min-max',\n enabled: false,\n },\n beforeElementsUpdate: (chart, args, options) => {\n if (!options.enabled) {\n cleanDecimatedData(chart);\n return;\n }\n const availableWidth = chart.width;\n chart.data.datasets.forEach((dataset, datasetIndex) => {\n const {_data, indexAxis} = dataset;\n const meta = chart.getDatasetMeta(datasetIndex);\n const data = _data || dataset.data;\n if (resolve([indexAxis, chart.options.indexAxis]) === 'y') {\n return;\n }\n if (meta.type !== 'line') {\n return;\n }\n const xAxis = chart.scales[meta.xAxisID];\n if (xAxis.type !== 'linear' && xAxis.type !== 'time') {\n return;\n }\n if (chart.options.parsing) {\n return;\n }\n let {start, count} = getStartAndCountOfVisiblePointsSimplified(meta, data);\n const threshold = options.threshold || 4 * availableWidth;\n if (count <= threshold) {\n cleanDecimatedDataset(dataset);\n return;\n }\n if (isNullOrUndef(_data)) {\n dataset._data = data;\n delete dataset.data;\n Object.defineProperty(dataset, 'data', {\n configurable: true,\n enumerable: true,\n get: function() {\n return this._decimated;\n },\n set: function(d) {\n this._data = d;\n }\n });\n }\n let decimated;\n switch (options.algorithm) {\n case 'lttb':\n decimated = lttbDecimation(data, start, count, availableWidth, options);\n break;\n case 'min-max':\n decimated = minMaxDecimation(data, start, count, availableWidth);\n break;\n default:\n throw new Error(`Unsupported decimation algorithm '${options.algorithm}'`);\n }\n dataset._decimated = decimated;\n });\n },\n destroy(chart) {\n cleanDecimatedData(chart);\n }\n};\n\nfunction getLineByIndex(chart, index) {\n const meta = chart.getDatasetMeta(index);\n const visible = meta && chart.isDatasetVisible(index);\n return visible ? meta.dataset : null;\n}\nfunction parseFillOption(line) {\n const options = line.options;\n const fillOption = options.fill;\n let fill = valueOrDefault(fillOption && fillOption.target, fillOption);\n if (fill === undefined) {\n fill = !!options.backgroundColor;\n }\n if (fill === false || fill === null) {\n return false;\n }\n if (fill === true) {\n return 'origin';\n }\n return fill;\n}\nfunction decodeFill(line, index, count) {\n const fill = parseFillOption(line);\n if (isObject(fill)) {\n return isNaN(fill.value) ? false : fill;\n }\n let target = parseFloat(fill);\n if (isNumberFinite(target) && Math.floor(target) === target) {\n if (fill[0] === '-' || fill[0] === '+') {\n target = index + target;\n }\n if (target === index || target < 0 || target >= count) {\n return false;\n }\n return target;\n }\n return ['origin', 'start', 'end', 'stack', 'shape'].indexOf(fill) >= 0 && fill;\n}\nfunction computeLinearBoundary(source) {\n const {scale = {}, fill} = source;\n let target = null;\n let horizontal;\n if (fill === 'start') {\n target = scale.bottom;\n } else if (fill === 'end') {\n target = scale.top;\n } else if (isObject(fill)) {\n target = scale.getPixelForValue(fill.value);\n } else if (scale.getBasePixel) {\n target = scale.getBasePixel();\n }\n if (isNumberFinite(target)) {\n horizontal = scale.isHorizontal();\n return {\n x: horizontal ? target : null,\n y: horizontal ? null : target\n };\n }\n return null;\n}\nclass simpleArc {\n constructor(opts) {\n this.x = opts.x;\n this.y = opts.y;\n this.radius = opts.radius;\n }\n pathSegment(ctx, bounds, opts) {\n const {x, y, radius} = this;\n bounds = bounds || {start: 0, end: TAU};\n ctx.arc(x, y, radius, bounds.end, bounds.start, true);\n return !opts.bounds;\n }\n interpolate(point) {\n const {x, y, radius} = this;\n const angle = point.angle;\n return {\n x: x + Math.cos(angle) * radius,\n y: y + Math.sin(angle) * radius,\n angle\n };\n }\n}\nfunction computeCircularBoundary(source) {\n const {scale, fill} = source;\n const options = scale.options;\n const length = scale.getLabels().length;\n const target = [];\n const start = options.reverse ? scale.max : scale.min;\n const end = options.reverse ? scale.min : scale.max;\n let i, center, value;\n if (fill === 'start') {\n value = start;\n } else if (fill === 'end') {\n value = end;\n } else if (isObject(fill)) {\n value = fill.value;\n } else {\n value = scale.getBaseValue();\n }\n if (options.grid.circular) {\n center = scale.getPointPositionForValue(0, start);\n return new simpleArc({\n x: center.x,\n y: center.y,\n radius: scale.getDistanceFromCenterForValue(value)\n });\n }\n for (i = 0; i < length; ++i) {\n target.push(scale.getPointPositionForValue(i, value));\n }\n return target;\n}\nfunction computeBoundary(source) {\n const scale = source.scale || {};\n if (scale.getPointPositionForValue) {\n return computeCircularBoundary(source);\n }\n return computeLinearBoundary(source);\n}\nfunction findSegmentEnd(start, end, points) {\n for (;end > start; end--) {\n const point = points[end];\n if (!isNaN(point.x) && !isNaN(point.y)) {\n break;\n }\n }\n return end;\n}\nfunction pointsFromSegments(boundary, line) {\n const {x = null, y = null} = boundary || {};\n const linePoints = line.points;\n const points = [];\n line.segments.forEach(({start, end}) => {\n end = findSegmentEnd(start, end, linePoints);\n const first = linePoints[start];\n const last = linePoints[end];\n if (y !== null) {\n points.push({x: first.x, y});\n points.push({x: last.x, y});\n } else if (x !== null) {\n points.push({x, y: first.y});\n points.push({x, y: last.y});\n }\n });\n return points;\n}\nfunction buildStackLine(source) {\n const {scale, index, line} = source;\n const points = [];\n const segments = line.segments;\n const sourcePoints = line.points;\n const linesBelow = getLinesBelow(scale, index);\n linesBelow.push(createBoundaryLine({x: null, y: scale.bottom}, line));\n for (let i = 0; i < segments.length; i++) {\n const segment = segments[i];\n for (let j = segment.start; j <= segment.end; j++) {\n addPointsBelow(points, sourcePoints[j], linesBelow);\n }\n }\n return new LineElement({points, options: {}});\n}\nfunction getLinesBelow(scale, index) {\n const below = [];\n const metas = scale.getMatchingVisibleMetas('line');\n for (let i = 0; i < metas.length; i++) {\n const meta = metas[i];\n if (meta.index === index) {\n break;\n }\n if (!meta.hidden) {\n below.unshift(meta.dataset);\n }\n }\n return below;\n}\nfunction addPointsBelow(points, sourcePoint, linesBelow) {\n const postponed = [];\n for (let j = 0; j < linesBelow.length; j++) {\n const line = linesBelow[j];\n const {first, last, point} = findPoint(line, sourcePoint, 'x');\n if (!point || (first && last)) {\n continue;\n }\n if (first) {\n postponed.unshift(point);\n } else {\n points.push(point);\n if (!last) {\n break;\n }\n }\n }\n points.push(...postponed);\n}\nfunction findPoint(line, sourcePoint, property) {\n const point = line.interpolate(sourcePoint, property);\n if (!point) {\n return {};\n }\n const pointValue = point[property];\n const segments = line.segments;\n const linePoints = line.points;\n let first = false;\n let last = false;\n for (let i = 0; i < segments.length; i++) {\n const segment = segments[i];\n const firstValue = linePoints[segment.start][property];\n const lastValue = linePoints[segment.end][property];\n if (_isBetween(pointValue, firstValue, lastValue)) {\n first = pointValue === firstValue;\n last = pointValue === lastValue;\n break;\n }\n }\n return {first, last, point};\n}\nfunction getTarget(source) {\n const {chart, fill, line} = source;\n if (isNumberFinite(fill)) {\n return getLineByIndex(chart, fill);\n }\n if (fill === 'stack') {\n return buildStackLine(source);\n }\n if (fill === 'shape') {\n return true;\n }\n const boundary = computeBoundary(source);\n if (boundary instanceof simpleArc) {\n return boundary;\n }\n return createBoundaryLine(boundary, line);\n}\nfunction createBoundaryLine(boundary, line) {\n let points = [];\n let _loop = false;\n if (isArray(boundary)) {\n _loop = true;\n points = boundary;\n } else {\n points = pointsFromSegments(boundary, line);\n }\n return points.length ? new LineElement({\n points,\n options: {tension: 0},\n _loop,\n _fullLoop: _loop\n }) : null;\n}\nfunction resolveTarget(sources, index, propagate) {\n const source = sources[index];\n let fill = source.fill;\n const visited = [index];\n let target;\n if (!propagate) {\n return fill;\n }\n while (fill !== false && visited.indexOf(fill) === -1) {\n if (!isNumberFinite(fill)) {\n return fill;\n }\n target = sources[fill];\n if (!target) {\n return false;\n }\n if (target.visible) {\n return fill;\n }\n visited.push(fill);\n fill = target.fill;\n }\n return false;\n}\nfunction _clip(ctx, target, clipY) {\n ctx.beginPath();\n target.path(ctx);\n ctx.lineTo(target.last().x, clipY);\n ctx.lineTo(target.first().x, clipY);\n ctx.closePath();\n ctx.clip();\n}\nfunction getBounds(property, first, last, loop) {\n if (loop) {\n return;\n }\n let start = first[property];\n let end = last[property];\n if (property === 'angle') {\n start = _normalizeAngle(start);\n end = _normalizeAngle(end);\n }\n return {property, start, end};\n}\nfunction _getEdge(a, b, prop, fn) {\n if (a && b) {\n return fn(a[prop], b[prop]);\n }\n return a ? a[prop] : b ? b[prop] : 0;\n}\nfunction _segments(line, target, property) {\n const segments = line.segments;\n const points = line.points;\n const tpoints = target.points;\n const parts = [];\n for (const segment of segments) {\n let {start, end} = segment;\n end = findSegmentEnd(start, end, points);\n const bounds = getBounds(property, points[start], points[end], segment.loop);\n if (!target.segments) {\n parts.push({\n source: segment,\n target: bounds,\n start: points[start],\n end: points[end]\n });\n continue;\n }\n const targetSegments = _boundSegments(target, bounds);\n for (const tgt of targetSegments) {\n const subBounds = getBounds(property, tpoints[tgt.start], tpoints[tgt.end], tgt.loop);\n const fillSources = _boundSegment(segment, points, subBounds);\n for (const fillSource of fillSources) {\n parts.push({\n source: fillSource,\n target: tgt,\n start: {\n [property]: _getEdge(bounds, subBounds, 'start', Math.max)\n },\n end: {\n [property]: _getEdge(bounds, subBounds, 'end', Math.min)\n }\n });\n }\n }\n }\n return parts;\n}\nfunction clipBounds(ctx, scale, bounds) {\n const {top, bottom} = scale.chart.chartArea;\n const {property, start, end} = bounds || {};\n if (property === 'x') {\n ctx.beginPath();\n ctx.rect(start, top, end - start, bottom - top);\n ctx.clip();\n }\n}\nfunction interpolatedLineTo(ctx, target, point, property) {\n const interpolatedPoint = target.interpolate(point, property);\n if (interpolatedPoint) {\n ctx.lineTo(interpolatedPoint.x, interpolatedPoint.y);\n }\n}\nfunction _fill(ctx, cfg) {\n const {line, target, property, color, scale} = cfg;\n const segments = _segments(line, target, property);\n for (const {source: src, target: tgt, start, end} of segments) {\n const {style: {backgroundColor = color} = {}} = src;\n const notShape = target !== true;\n ctx.save();\n ctx.fillStyle = backgroundColor;\n clipBounds(ctx, scale, notShape && getBounds(property, start, end));\n ctx.beginPath();\n const lineLoop = !!line.pathSegment(ctx, src);\n let loop;\n if (notShape) {\n if (lineLoop) {\n ctx.closePath();\n } else {\n interpolatedLineTo(ctx, target, end, property);\n }\n const targetLoop = !!target.pathSegment(ctx, tgt, {move: lineLoop, reverse: true});\n loop = lineLoop && targetLoop;\n if (!loop) {\n interpolatedLineTo(ctx, target, start, property);\n }\n }\n ctx.closePath();\n ctx.fill(loop ? 'evenodd' : 'nonzero');\n ctx.restore();\n }\n}\nfunction doFill(ctx, cfg) {\n const {line, target, above, below, area, scale} = cfg;\n const property = line._loop ? 'angle' : cfg.axis;\n ctx.save();\n if (property === 'x' && below !== above) {\n _clip(ctx, target, area.top);\n _fill(ctx, {line, target, color: above, scale, property});\n ctx.restore();\n ctx.save();\n _clip(ctx, target, area.bottom);\n }\n _fill(ctx, {line, target, color: below, scale, property});\n ctx.restore();\n}\nfunction drawfill(ctx, source, area) {\n const target = getTarget(source);\n const {line, scale, axis} = source;\n const lineOpts = line.options;\n const fillOption = lineOpts.fill;\n const color = lineOpts.backgroundColor;\n const {above = color, below = color} = fillOption || {};\n if (target && line.points.length) {\n clipArea(ctx, area);\n doFill(ctx, {line, target, above, below, area, scale, axis});\n unclipArea(ctx);\n }\n}\nvar plugin_filler = {\n id: 'filler',\n afterDatasetsUpdate(chart, _args, options) {\n const count = (chart.data.datasets || []).length;\n const sources = [];\n let meta, i, line, source;\n for (i = 0; i < count; ++i) {\n meta = chart.getDatasetMeta(i);\n line = meta.dataset;\n source = null;\n if (line && line.options && line instanceof LineElement) {\n source = {\n visible: chart.isDatasetVisible(i),\n index: i,\n fill: decodeFill(line, i, count),\n chart,\n axis: meta.controller.options.indexAxis,\n scale: meta.vScale,\n line,\n };\n }\n meta.$filler = source;\n sources.push(source);\n }\n for (i = 0; i < count; ++i) {\n source = sources[i];\n if (!source || source.fill === false) {\n continue;\n }\n source.fill = resolveTarget(sources, i, options.propagate);\n }\n },\n beforeDraw(chart, _args, options) {\n const draw = options.drawTime === 'beforeDraw';\n const metasets = chart.getSortedVisibleDatasetMetas();\n const area = chart.chartArea;\n for (let i = metasets.length - 1; i >= 0; --i) {\n const source = metasets[i].$filler;\n if (!source) {\n continue;\n }\n source.line.updateControlPoints(area, source.axis);\n if (draw) {\n drawfill(chart.ctx, source, area);\n }\n }\n },\n beforeDatasetsDraw(chart, _args, options) {\n if (options.drawTime !== 'beforeDatasetsDraw') {\n return;\n }\n const metasets = chart.getSortedVisibleDatasetMetas();\n for (let i = metasets.length - 1; i >= 0; --i) {\n const source = metasets[i].$filler;\n if (source) {\n drawfill(chart.ctx, source, chart.chartArea);\n }\n }\n },\n beforeDatasetDraw(chart, args, options) {\n const source = args.meta.$filler;\n if (!source || source.fill === false || options.drawTime !== 'beforeDatasetDraw') {\n return;\n }\n drawfill(chart.ctx, source, chart.chartArea);\n },\n defaults: {\n propagate: true,\n drawTime: 'beforeDatasetDraw'\n }\n};\n\nconst getBoxSize = (labelOpts, fontSize) => {\n let {boxHeight = fontSize, boxWidth = fontSize} = labelOpts;\n if (labelOpts.usePointStyle) {\n boxHeight = Math.min(boxHeight, fontSize);\n boxWidth = Math.min(boxWidth, fontSize);\n }\n return {\n boxWidth,\n boxHeight,\n itemHeight: Math.max(fontSize, boxHeight)\n };\n};\nconst itemsEqual = (a, b) => a !== null && b !== null && a.datasetIndex === b.datasetIndex && a.index === b.index;\nclass Legend extends Element {\n constructor(config) {\n super();\n this._added = false;\n this.legendHitBoxes = [];\n this._hoveredItem = null;\n this.doughnutMode = false;\n this.chart = config.chart;\n this.options = config.options;\n this.ctx = config.ctx;\n this.legendItems = undefined;\n this.columnSizes = undefined;\n this.lineWidths = undefined;\n this.maxHeight = undefined;\n this.maxWidth = undefined;\n this.top = undefined;\n this.bottom = undefined;\n this.left = undefined;\n this.right = undefined;\n this.height = undefined;\n this.width = undefined;\n this._margins = undefined;\n this.position = undefined;\n this.weight = undefined;\n this.fullSize = undefined;\n }\n update(maxWidth, maxHeight, margins) {\n this.maxWidth = maxWidth;\n this.maxHeight = maxHeight;\n this._margins = margins;\n this.setDimensions();\n this.buildLabels();\n this.fit();\n }\n setDimensions() {\n if (this.isHorizontal()) {\n this.width = this.maxWidth;\n this.left = this._margins.left;\n this.right = this.width;\n } else {\n this.height = this.maxHeight;\n this.top = this._margins.top;\n this.bottom = this.height;\n }\n }\n buildLabels() {\n const labelOpts = this.options.labels || {};\n let legendItems = callback(labelOpts.generateLabels, [this.chart], this) || [];\n if (labelOpts.filter) {\n legendItems = legendItems.filter((item) => labelOpts.filter(item, this.chart.data));\n }\n if (labelOpts.sort) {\n legendItems = legendItems.sort((a, b) => labelOpts.sort(a, b, this.chart.data));\n }\n if (this.options.reverse) {\n legendItems.reverse();\n }\n this.legendItems = legendItems;\n }\n fit() {\n const {options, ctx} = this;\n if (!options.display) {\n this.width = this.height = 0;\n return;\n }\n const labelOpts = options.labels;\n const labelFont = toFont(labelOpts.font);\n const fontSize = labelFont.size;\n const titleHeight = this._computeTitleHeight();\n const {boxWidth, itemHeight} = getBoxSize(labelOpts, fontSize);\n let width, height;\n ctx.font = labelFont.string;\n if (this.isHorizontal()) {\n width = this.maxWidth;\n height = this._fitRows(titleHeight, fontSize, boxWidth, itemHeight) + 10;\n } else {\n height = this.maxHeight;\n width = this._fitCols(titleHeight, fontSize, boxWidth, itemHeight) + 10;\n }\n this.width = Math.min(width, options.maxWidth || this.maxWidth);\n this.height = Math.min(height, options.maxHeight || this.maxHeight);\n }\n _fitRows(titleHeight, fontSize, boxWidth, itemHeight) {\n const {ctx, maxWidth, options: {labels: {padding}}} = this;\n const hitboxes = this.legendHitBoxes = [];\n const lineWidths = this.lineWidths = [0];\n const lineHeight = itemHeight + padding;\n let totalHeight = titleHeight;\n ctx.textAlign = 'left';\n ctx.textBaseline = 'middle';\n let row = -1;\n let top = -lineHeight;\n this.legendItems.forEach((legendItem, i) => {\n const itemWidth = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width;\n if (i === 0 || lineWidths[lineWidths.length - 1] + itemWidth + 2 * padding > maxWidth) {\n totalHeight += lineHeight;\n lineWidths[lineWidths.length - (i > 0 ? 0 : 1)] = 0;\n top += lineHeight;\n row++;\n }\n hitboxes[i] = {left: 0, top, row, width: itemWidth, height: itemHeight};\n lineWidths[lineWidths.length - 1] += itemWidth + padding;\n });\n return totalHeight;\n }\n _fitCols(titleHeight, fontSize, boxWidth, itemHeight) {\n const {ctx, maxHeight, options: {labels: {padding}}} = this;\n const hitboxes = this.legendHitBoxes = [];\n const columnSizes = this.columnSizes = [];\n const heightLimit = maxHeight - titleHeight;\n let totalWidth = padding;\n let currentColWidth = 0;\n let currentColHeight = 0;\n let left = 0;\n let col = 0;\n this.legendItems.forEach((legendItem, i) => {\n const itemWidth = boxWidth + (fontSize / 2) + ctx.measureText(legendItem.text).width;\n if (i > 0 && currentColHeight + itemHeight + 2 * padding > heightLimit) {\n totalWidth += currentColWidth + padding;\n columnSizes.push({width: currentColWidth, height: currentColHeight});\n left += currentColWidth + padding;\n col++;\n currentColWidth = currentColHeight = 0;\n }\n hitboxes[i] = {left, top: currentColHeight, col, width: itemWidth, height: itemHeight};\n currentColWidth = Math.max(currentColWidth, itemWidth);\n currentColHeight += itemHeight + padding;\n });\n totalWidth += currentColWidth;\n columnSizes.push({width: currentColWidth, height: currentColHeight});\n return totalWidth;\n }\n adjustHitBoxes() {\n if (!this.options.display) {\n return;\n }\n const titleHeight = this._computeTitleHeight();\n const {legendHitBoxes: hitboxes, options: {align, labels: {padding}, rtl}} = this;\n const rtlHelper = getRtlAdapter(rtl, this.left, this.width);\n if (this.isHorizontal()) {\n let row = 0;\n let left = _alignStartEnd(align, this.left + padding, this.right - this.lineWidths[row]);\n for (const hitbox of hitboxes) {\n if (row !== hitbox.row) {\n row = hitbox.row;\n left = _alignStartEnd(align, this.left + padding, this.right - this.lineWidths[row]);\n }\n hitbox.top += this.top + titleHeight + padding;\n hitbox.left = rtlHelper.leftForLtr(rtlHelper.x(left), hitbox.width);\n left += hitbox.width + padding;\n }\n } else {\n let col = 0;\n let top = _alignStartEnd(align, this.top + titleHeight + padding, this.bottom - this.columnSizes[col].height);\n for (const hitbox of hitboxes) {\n if (hitbox.col !== col) {\n col = hitbox.col;\n top = _alignStartEnd(align, this.top + titleHeight + padding, this.bottom - this.columnSizes[col].height);\n }\n hitbox.top = top;\n hitbox.left += this.left + padding;\n hitbox.left = rtlHelper.leftForLtr(rtlHelper.x(hitbox.left), hitbox.width);\n top += hitbox.height + padding;\n }\n }\n }\n isHorizontal() {\n return this.options.position === 'top' || this.options.position === 'bottom';\n }\n draw() {\n if (this.options.display) {\n const ctx = this.ctx;\n clipArea(ctx, this);\n this._draw();\n unclipArea(ctx);\n }\n }\n _draw() {\n const {options: opts, columnSizes, lineWidths, ctx} = this;\n const {align, labels: labelOpts} = opts;\n const defaultColor = defaults.color;\n const rtlHelper = getRtlAdapter(opts.rtl, this.left, this.width);\n const labelFont = toFont(labelOpts.font);\n const {color: fontColor, padding} = labelOpts;\n const fontSize = labelFont.size;\n const halfFontSize = fontSize / 2;\n let cursor;\n this.drawTitle();\n ctx.textAlign = rtlHelper.textAlign('left');\n ctx.textBaseline = 'middle';\n ctx.lineWidth = 0.5;\n ctx.font = labelFont.string;\n const {boxWidth, boxHeight, itemHeight} = getBoxSize(labelOpts, fontSize);\n const drawLegendBox = function(x, y, legendItem) {\n if (isNaN(boxWidth) || boxWidth <= 0 || isNaN(boxHeight) || boxHeight < 0) {\n return;\n }\n ctx.save();\n const lineWidth = valueOrDefault(legendItem.lineWidth, 1);\n ctx.fillStyle = valueOrDefault(legendItem.fillStyle, defaultColor);\n ctx.lineCap = valueOrDefault(legendItem.lineCap, 'butt');\n ctx.lineDashOffset = valueOrDefault(legendItem.lineDashOffset, 0);\n ctx.lineJoin = valueOrDefault(legendItem.lineJoin, 'miter');\n ctx.lineWidth = lineWidth;\n ctx.strokeStyle = valueOrDefault(legendItem.strokeStyle, defaultColor);\n ctx.setLineDash(valueOrDefault(legendItem.lineDash, []));\n if (labelOpts.usePointStyle) {\n const drawOptions = {\n radius: boxWidth * Math.SQRT2 / 2,\n pointStyle: legendItem.pointStyle,\n rotation: legendItem.rotation,\n borderWidth: lineWidth\n };\n const centerX = rtlHelper.xPlus(x, boxWidth / 2);\n const centerY = y + halfFontSize;\n drawPoint(ctx, drawOptions, centerX, centerY);\n } else {\n const yBoxTop = y + Math.max((fontSize - boxHeight) / 2, 0);\n const xBoxLeft = rtlHelper.leftForLtr(x, boxWidth);\n const borderRadius = toTRBLCorners(legendItem.borderRadius);\n ctx.beginPath();\n if (Object.values(borderRadius).some(v => v !== 0)) {\n addRoundedRectPath(ctx, {\n x: xBoxLeft,\n y: yBoxTop,\n w: boxWidth,\n h: boxHeight,\n radius: borderRadius,\n });\n } else {\n ctx.rect(xBoxLeft, yBoxTop, boxWidth, boxHeight);\n }\n ctx.fill();\n if (lineWidth !== 0) {\n ctx.stroke();\n }\n }\n ctx.restore();\n };\n const fillText = function(x, y, legendItem) {\n renderText(ctx, legendItem.text, x, y + (itemHeight / 2), labelFont, {\n strikethrough: legendItem.hidden,\n textAlign: rtlHelper.textAlign(legendItem.textAlign)\n });\n };\n const isHorizontal = this.isHorizontal();\n const titleHeight = this._computeTitleHeight();\n if (isHorizontal) {\n cursor = {\n x: _alignStartEnd(align, this.left + padding, this.right - lineWidths[0]),\n y: this.top + padding + titleHeight,\n line: 0\n };\n } else {\n cursor = {\n x: this.left + padding,\n y: _alignStartEnd(align, this.top + titleHeight + padding, this.bottom - columnSizes[0].height),\n line: 0\n };\n }\n overrideTextDirection(this.ctx, opts.textDirection);\n const lineHeight = itemHeight + padding;\n this.legendItems.forEach((legendItem, i) => {\n ctx.strokeStyle = legendItem.fontColor || fontColor;\n ctx.fillStyle = legendItem.fontColor || fontColor;\n const textWidth = ctx.measureText(legendItem.text).width;\n const textAlign = rtlHelper.textAlign(legendItem.textAlign || (legendItem.textAlign = labelOpts.textAlign));\n const width = boxWidth + halfFontSize + textWidth;\n let x = cursor.x;\n let y = cursor.y;\n rtlHelper.setWidth(this.width);\n if (isHorizontal) {\n if (i > 0 && x + width + padding > this.right) {\n y = cursor.y += lineHeight;\n cursor.line++;\n x = cursor.x = _alignStartEnd(align, this.left + padding, this.right - lineWidths[cursor.line]);\n }\n } else if (i > 0 && y + lineHeight > this.bottom) {\n x = cursor.x = x + columnSizes[cursor.line].width + padding;\n cursor.line++;\n y = cursor.y = _alignStartEnd(align, this.top + titleHeight + padding, this.bottom - columnSizes[cursor.line].height);\n }\n const realX = rtlHelper.x(x);\n drawLegendBox(realX, y, legendItem);\n x = _textX(textAlign, x + boxWidth + halfFontSize, isHorizontal ? x + width : this.right, opts.rtl);\n fillText(rtlHelper.x(x), y, legendItem);\n if (isHorizontal) {\n cursor.x += width + padding;\n } else {\n cursor.y += lineHeight;\n }\n });\n restoreTextDirection(this.ctx, opts.textDirection);\n }\n drawTitle() {\n const opts = this.options;\n const titleOpts = opts.title;\n const titleFont = toFont(titleOpts.font);\n const titlePadding = toPadding(titleOpts.padding);\n if (!titleOpts.display) {\n return;\n }\n const rtlHelper = getRtlAdapter(opts.rtl, this.left, this.width);\n const ctx = this.ctx;\n const position = titleOpts.position;\n const halfFontSize = titleFont.size / 2;\n const topPaddingPlusHalfFontSize = titlePadding.top + halfFontSize;\n let y;\n let left = this.left;\n let maxWidth = this.width;\n if (this.isHorizontal()) {\n maxWidth = Math.max(...this.lineWidths);\n y = this.top + topPaddingPlusHalfFontSize;\n left = _alignStartEnd(opts.align, left, this.right - maxWidth);\n } else {\n const maxHeight = this.columnSizes.reduce((acc, size) => Math.max(acc, size.height), 0);\n y = topPaddingPlusHalfFontSize + _alignStartEnd(opts.align, this.top, this.bottom - maxHeight - opts.labels.padding - this._computeTitleHeight());\n }\n const x = _alignStartEnd(position, left, left + maxWidth);\n ctx.textAlign = rtlHelper.textAlign(_toLeftRightCenter(position));\n ctx.textBaseline = 'middle';\n ctx.strokeStyle = titleOpts.color;\n ctx.fillStyle = titleOpts.color;\n ctx.font = titleFont.string;\n renderText(ctx, titleOpts.text, x, y, titleFont);\n }\n _computeTitleHeight() {\n const titleOpts = this.options.title;\n const titleFont = toFont(titleOpts.font);\n const titlePadding = toPadding(titleOpts.padding);\n return titleOpts.display ? titleFont.lineHeight + titlePadding.height : 0;\n }\n _getLegendItemAt(x, y) {\n let i, hitBox, lh;\n if (_isBetween(x, this.left, this.right)\n && _isBetween(y, this.top, this.bottom)) {\n lh = this.legendHitBoxes;\n for (i = 0; i < lh.length; ++i) {\n hitBox = lh[i];\n if (_isBetween(x, hitBox.left, hitBox.left + hitBox.width)\n && _isBetween(y, hitBox.top, hitBox.top + hitBox.height)) {\n return this.legendItems[i];\n }\n }\n }\n return null;\n }\n handleEvent(e) {\n const opts = this.options;\n if (!isListened(e.type, opts)) {\n return;\n }\n const hoveredItem = this._getLegendItemAt(e.x, e.y);\n if (e.type === 'mousemove') {\n const previous = this._hoveredItem;\n const sameItem = itemsEqual(previous, hoveredItem);\n if (previous && !sameItem) {\n callback(opts.onLeave, [e, previous, this], this);\n }\n this._hoveredItem = hoveredItem;\n if (hoveredItem && !sameItem) {\n callback(opts.onHover, [e, hoveredItem, this], this);\n }\n } else if (hoveredItem) {\n callback(opts.onClick, [e, hoveredItem, this], this);\n }\n }\n}\nfunction isListened(type, opts) {\n if (type === 'mousemove' && (opts.onHover || opts.onLeave)) {\n return true;\n }\n if (opts.onClick && (type === 'click' || type === 'mouseup')) {\n return true;\n }\n return false;\n}\nvar plugin_legend = {\n id: 'legend',\n _element: Legend,\n start(chart, _args, options) {\n const legend = chart.legend = new Legend({ctx: chart.ctx, options, chart});\n layouts.configure(chart, legend, options);\n layouts.addBox(chart, legend);\n },\n stop(chart) {\n layouts.removeBox(chart, chart.legend);\n delete chart.legend;\n },\n beforeUpdate(chart, _args, options) {\n const legend = chart.legend;\n layouts.configure(chart, legend, options);\n legend.options = options;\n },\n afterUpdate(chart) {\n const legend = chart.legend;\n legend.buildLabels();\n legend.adjustHitBoxes();\n },\n afterEvent(chart, args) {\n if (!args.replay) {\n chart.legend.handleEvent(args.event);\n }\n },\n defaults: {\n display: true,\n position: 'top',\n align: 'center',\n fullSize: true,\n reverse: false,\n weight: 1000,\n onClick(e, legendItem, legend) {\n const index = legendItem.datasetIndex;\n const ci = legend.chart;\n if (ci.isDatasetVisible(index)) {\n ci.hide(index);\n legendItem.hidden = true;\n } else {\n ci.show(index);\n legendItem.hidden = false;\n }\n },\n onHover: null,\n onLeave: null,\n labels: {\n color: (ctx) => ctx.chart.options.color,\n boxWidth: 40,\n padding: 10,\n generateLabels(chart) {\n const datasets = chart.data.datasets;\n const {labels: {usePointStyle, pointStyle, textAlign, color}} = chart.legend.options;\n return chart._getSortedDatasetMetas().map((meta) => {\n const style = meta.controller.getStyle(usePointStyle ? 0 : undefined);\n const borderWidth = toPadding(style.borderWidth);\n return {\n text: datasets[meta.index].label,\n fillStyle: style.backgroundColor,\n fontColor: color,\n hidden: !meta.visible,\n lineCap: style.borderCapStyle,\n lineDash: style.borderDash,\n lineDashOffset: style.borderDashOffset,\n lineJoin: style.borderJoinStyle,\n lineWidth: (borderWidth.width + borderWidth.height) / 4,\n strokeStyle: style.borderColor,\n pointStyle: pointStyle || style.pointStyle,\n rotation: style.rotation,\n textAlign: textAlign || style.textAlign,\n borderRadius: 0,\n datasetIndex: meta.index\n };\n }, this);\n }\n },\n title: {\n color: (ctx) => ctx.chart.options.color,\n display: false,\n position: 'center',\n text: '',\n }\n },\n descriptors: {\n _scriptable: (name) => !name.startsWith('on'),\n labels: {\n _scriptable: (name) => !['generateLabels', 'filter', 'sort'].includes(name),\n }\n },\n};\n\nclass Title extends Element {\n constructor(config) {\n super();\n this.chart = config.chart;\n this.options = config.options;\n this.ctx = config.ctx;\n this._padding = undefined;\n this.top = undefined;\n this.bottom = undefined;\n this.left = undefined;\n this.right = undefined;\n this.width = undefined;\n this.height = undefined;\n this.position = undefined;\n this.weight = undefined;\n this.fullSize = undefined;\n }\n update(maxWidth, maxHeight) {\n const opts = this.options;\n this.left = 0;\n this.top = 0;\n if (!opts.display) {\n this.width = this.height = this.right = this.bottom = 0;\n return;\n }\n this.width = this.right = maxWidth;\n this.height = this.bottom = maxHeight;\n const lineCount = isArray(opts.text) ? opts.text.length : 1;\n this._padding = toPadding(opts.padding);\n const textSize = lineCount * toFont(opts.font).lineHeight + this._padding.height;\n if (this.isHorizontal()) {\n this.height = textSize;\n } else {\n this.width = textSize;\n }\n }\n isHorizontal() {\n const pos = this.options.position;\n return pos === 'top' || pos === 'bottom';\n }\n _drawArgs(offset) {\n const {top, left, bottom, right, options} = this;\n const align = options.align;\n let rotation = 0;\n let maxWidth, titleX, titleY;\n if (this.isHorizontal()) {\n titleX = _alignStartEnd(align, left, right);\n titleY = top + offset;\n maxWidth = right - left;\n } else {\n if (options.position === 'left') {\n titleX = left + offset;\n titleY = _alignStartEnd(align, bottom, top);\n rotation = PI * -0.5;\n } else {\n titleX = right - offset;\n titleY = _alignStartEnd(align, top, bottom);\n rotation = PI * 0.5;\n }\n maxWidth = bottom - top;\n }\n return {titleX, titleY, maxWidth, rotation};\n }\n draw() {\n const ctx = this.ctx;\n const opts = this.options;\n if (!opts.display) {\n return;\n }\n const fontOpts = toFont(opts.font);\n const lineHeight = fontOpts.lineHeight;\n const offset = lineHeight / 2 + this._padding.top;\n const {titleX, titleY, maxWidth, rotation} = this._drawArgs(offset);\n renderText(ctx, opts.text, 0, 0, fontOpts, {\n color: opts.color,\n maxWidth,\n rotation,\n textAlign: _toLeftRightCenter(opts.align),\n textBaseline: 'middle',\n translation: [titleX, titleY],\n });\n }\n}\nfunction createTitle(chart, titleOpts) {\n const title = new Title({\n ctx: chart.ctx,\n options: titleOpts,\n chart\n });\n layouts.configure(chart, title, titleOpts);\n layouts.addBox(chart, title);\n chart.titleBlock = title;\n}\nvar plugin_title = {\n id: 'title',\n _element: Title,\n start(chart, _args, options) {\n createTitle(chart, options);\n },\n stop(chart) {\n const titleBlock = chart.titleBlock;\n layouts.removeBox(chart, titleBlock);\n delete chart.titleBlock;\n },\n beforeUpdate(chart, _args, options) {\n const title = chart.titleBlock;\n layouts.configure(chart, title, options);\n title.options = options;\n },\n defaults: {\n align: 'center',\n display: false,\n font: {\n weight: 'bold',\n },\n fullSize: true,\n padding: 10,\n position: 'top',\n text: '',\n weight: 2000\n },\n defaultRoutes: {\n color: 'color'\n },\n descriptors: {\n _scriptable: true,\n _indexable: false,\n },\n};\n\nconst map = new WeakMap();\nvar plugin_subtitle = {\n id: 'subtitle',\n start(chart, _args, options) {\n const title = new Title({\n ctx: chart.ctx,\n options,\n chart\n });\n layouts.configure(chart, title, options);\n layouts.addBox(chart, title);\n map.set(chart, title);\n },\n stop(chart) {\n layouts.removeBox(chart, map.get(chart));\n map.delete(chart);\n },\n beforeUpdate(chart, _args, options) {\n const title = map.get(chart);\n layouts.configure(chart, title, options);\n title.options = options;\n },\n defaults: {\n align: 'center',\n display: false,\n font: {\n weight: 'normal',\n },\n fullSize: true,\n padding: 0,\n position: 'top',\n text: '',\n weight: 1500\n },\n defaultRoutes: {\n color: 'color'\n },\n descriptors: {\n _scriptable: true,\n _indexable: false,\n },\n};\n\nconst positioners = {\n average(items) {\n if (!items.length) {\n return false;\n }\n let i, len;\n let x = 0;\n let y = 0;\n let count = 0;\n for (i = 0, len = items.length; i < len; ++i) {\n const el = items[i].element;\n if (el && el.hasValue()) {\n const pos = el.tooltipPosition();\n x += pos.x;\n y += pos.y;\n ++count;\n }\n }\n return {\n x: x / count,\n y: y / count\n };\n },\n nearest(items, eventPosition) {\n if (!items.length) {\n return false;\n }\n let x = eventPosition.x;\n let y = eventPosition.y;\n let minDistance = Number.POSITIVE_INFINITY;\n let i, len, nearestElement;\n for (i = 0, len = items.length; i < len; ++i) {\n const el = items[i].element;\n if (el && el.hasValue()) {\n const center = el.getCenterPoint();\n const d = distanceBetweenPoints(eventPosition, center);\n if (d < minDistance) {\n minDistance = d;\n nearestElement = el;\n }\n }\n }\n if (nearestElement) {\n const tp = nearestElement.tooltipPosition();\n x = tp.x;\n y = tp.y;\n }\n return {\n x,\n y\n };\n }\n};\nfunction pushOrConcat(base, toPush) {\n if (toPush) {\n if (isArray(toPush)) {\n Array.prototype.push.apply(base, toPush);\n } else {\n base.push(toPush);\n }\n }\n return base;\n}\nfunction splitNewlines(str) {\n if ((typeof str === 'string' || str instanceof String) && str.indexOf('\\n') > -1) {\n return str.split('\\n');\n }\n return str;\n}\nfunction createTooltipItem(chart, item) {\n const {element, datasetIndex, index} = item;\n const controller = chart.getDatasetMeta(datasetIndex).controller;\n const {label, value} = controller.getLabelAndValue(index);\n return {\n chart,\n label,\n parsed: controller.getParsed(index),\n raw: chart.data.datasets[datasetIndex].data[index],\n formattedValue: value,\n dataset: controller.getDataset(),\n dataIndex: index,\n datasetIndex,\n element\n };\n}\nfunction getTooltipSize(tooltip, options) {\n const ctx = tooltip.chart.ctx;\n const {body, footer, title} = tooltip;\n const {boxWidth, boxHeight} = options;\n const bodyFont = toFont(options.bodyFont);\n const titleFont = toFont(options.titleFont);\n const footerFont = toFont(options.footerFont);\n const titleLineCount = title.length;\n const footerLineCount = footer.length;\n const bodyLineItemCount = body.length;\n const padding = toPadding(options.padding);\n let height = padding.height;\n let width = 0;\n let combinedBodyLength = body.reduce((count, bodyItem) => count + bodyItem.before.length + bodyItem.lines.length + bodyItem.after.length, 0);\n combinedBodyLength += tooltip.beforeBody.length + tooltip.afterBody.length;\n if (titleLineCount) {\n height += titleLineCount * titleFont.lineHeight\n\t\t\t+ (titleLineCount - 1) * options.titleSpacing\n\t\t\t+ options.titleMarginBottom;\n }\n if (combinedBodyLength) {\n const bodyLineHeight = options.displayColors ? Math.max(boxHeight, bodyFont.lineHeight) : bodyFont.lineHeight;\n height += bodyLineItemCount * bodyLineHeight\n\t\t\t+ (combinedBodyLength - bodyLineItemCount) * bodyFont.lineHeight\n\t\t\t+ (combinedBodyLength - 1) * options.bodySpacing;\n }\n if (footerLineCount) {\n height += options.footerMarginTop\n\t\t\t+ footerLineCount * footerFont.lineHeight\n\t\t\t+ (footerLineCount - 1) * options.footerSpacing;\n }\n let widthPadding = 0;\n const maxLineWidth = function(line) {\n width = Math.max(width, ctx.measureText(line).width + widthPadding);\n };\n ctx.save();\n ctx.font = titleFont.string;\n each(tooltip.title, maxLineWidth);\n ctx.font = bodyFont.string;\n each(tooltip.beforeBody.concat(tooltip.afterBody), maxLineWidth);\n widthPadding = options.displayColors ? (boxWidth + 2 + options.boxPadding) : 0;\n each(body, (bodyItem) => {\n each(bodyItem.before, maxLineWidth);\n each(bodyItem.lines, maxLineWidth);\n each(bodyItem.after, maxLineWidth);\n });\n widthPadding = 0;\n ctx.font = footerFont.string;\n each(tooltip.footer, maxLineWidth);\n ctx.restore();\n width += padding.width;\n return {width, height};\n}\nfunction determineYAlign(chart, size) {\n const {y, height} = size;\n if (y < height / 2) {\n return 'top';\n } else if (y > (chart.height - height / 2)) {\n return 'bottom';\n }\n return 'center';\n}\nfunction doesNotFitWithAlign(xAlign, chart, options, size) {\n const {x, width} = size;\n const caret = options.caretSize + options.caretPadding;\n if (xAlign === 'left' && x + width + caret > chart.width) {\n return true;\n }\n if (xAlign === 'right' && x - width - caret < 0) {\n return true;\n }\n}\nfunction determineXAlign(chart, options, size, yAlign) {\n const {x, width} = size;\n const {width: chartWidth, chartArea: {left, right}} = chart;\n let xAlign = 'center';\n if (yAlign === 'center') {\n xAlign = x <= (left + right) / 2 ? 'left' : 'right';\n } else if (x <= width / 2) {\n xAlign = 'left';\n } else if (x >= chartWidth - width / 2) {\n xAlign = 'right';\n }\n if (doesNotFitWithAlign(xAlign, chart, options, size)) {\n xAlign = 'center';\n }\n return xAlign;\n}\nfunction determineAlignment(chart, options, size) {\n const yAlign = size.yAlign || options.yAlign || determineYAlign(chart, size);\n return {\n xAlign: size.xAlign || options.xAlign || determineXAlign(chart, options, size, yAlign),\n yAlign\n };\n}\nfunction alignX(size, xAlign) {\n let {x, width} = size;\n if (xAlign === 'right') {\n x -= width;\n } else if (xAlign === 'center') {\n x -= (width / 2);\n }\n return x;\n}\nfunction alignY(size, yAlign, paddingAndSize) {\n let {y, height} = size;\n if (yAlign === 'top') {\n y += paddingAndSize;\n } else if (yAlign === 'bottom') {\n y -= height + paddingAndSize;\n } else {\n y -= (height / 2);\n }\n return y;\n}\nfunction getBackgroundPoint(options, size, alignment, chart) {\n const {caretSize, caretPadding, cornerRadius} = options;\n const {xAlign, yAlign} = alignment;\n const paddingAndSize = caretSize + caretPadding;\n const {topLeft, topRight, bottomLeft, bottomRight} = toTRBLCorners(cornerRadius);\n let x = alignX(size, xAlign);\n const y = alignY(size, yAlign, paddingAndSize);\n if (yAlign === 'center') {\n if (xAlign === 'left') {\n x += paddingAndSize;\n } else if (xAlign === 'right') {\n x -= paddingAndSize;\n }\n } else if (xAlign === 'left') {\n x -= Math.max(topLeft, bottomLeft) + caretSize;\n } else if (xAlign === 'right') {\n x += Math.max(topRight, bottomRight) + caretSize;\n }\n return {\n x: _limitValue(x, 0, chart.width - size.width),\n y: _limitValue(y, 0, chart.height - size.height)\n };\n}\nfunction getAlignedX(tooltip, align, options) {\n const padding = toPadding(options.padding);\n return align === 'center'\n ? tooltip.x + tooltip.width / 2\n : align === 'right'\n ? tooltip.x + tooltip.width - padding.right\n : tooltip.x + padding.left;\n}\nfunction getBeforeAfterBodyLines(callback) {\n return pushOrConcat([], splitNewlines(callback));\n}\nfunction createTooltipContext(parent, tooltip, tooltipItems) {\n return createContext(parent, {\n tooltip,\n tooltipItems,\n type: 'tooltip'\n });\n}\nfunction overrideCallbacks(callbacks, context) {\n const override = context && context.dataset && context.dataset.tooltip && context.dataset.tooltip.callbacks;\n return override ? callbacks.override(override) : callbacks;\n}\nclass Tooltip extends Element {\n constructor(config) {\n super();\n this.opacity = 0;\n this._active = [];\n this._eventPosition = undefined;\n this._size = undefined;\n this._cachedAnimations = undefined;\n this._tooltipItems = [];\n this.$animations = undefined;\n this.$context = undefined;\n this.chart = config.chart || config._chart;\n this._chart = this.chart;\n this.options = config.options;\n this.dataPoints = undefined;\n this.title = undefined;\n this.beforeBody = undefined;\n this.body = undefined;\n this.afterBody = undefined;\n this.footer = undefined;\n this.xAlign = undefined;\n this.yAlign = undefined;\n this.x = undefined;\n this.y = undefined;\n this.height = undefined;\n this.width = undefined;\n this.caretX = undefined;\n this.caretY = undefined;\n this.labelColors = undefined;\n this.labelPointStyles = undefined;\n this.labelTextColors = undefined;\n }\n initialize(options) {\n this.options = options;\n this._cachedAnimations = undefined;\n this.$context = undefined;\n }\n _resolveAnimations() {\n const cached = this._cachedAnimations;\n if (cached) {\n return cached;\n }\n const chart = this.chart;\n const options = this.options.setContext(this.getContext());\n const opts = options.enabled && chart.options.animation && options.animations;\n const animations = new Animations(this.chart, opts);\n if (opts._cacheable) {\n this._cachedAnimations = Object.freeze(animations);\n }\n return animations;\n }\n getContext() {\n return this.$context ||\n\t\t\t(this.$context = createTooltipContext(this.chart.getContext(), this, this._tooltipItems));\n }\n getTitle(context, options) {\n const {callbacks} = options;\n const beforeTitle = callbacks.beforeTitle.apply(this, [context]);\n const title = callbacks.title.apply(this, [context]);\n const afterTitle = callbacks.afterTitle.apply(this, [context]);\n let lines = [];\n lines = pushOrConcat(lines, splitNewlines(beforeTitle));\n lines = pushOrConcat(lines, splitNewlines(title));\n lines = pushOrConcat(lines, splitNewlines(afterTitle));\n return lines;\n }\n getBeforeBody(tooltipItems, options) {\n return getBeforeAfterBodyLines(options.callbacks.beforeBody.apply(this, [tooltipItems]));\n }\n getBody(tooltipItems, options) {\n const {callbacks} = options;\n const bodyItems = [];\n each(tooltipItems, (context) => {\n const bodyItem = {\n before: [],\n lines: [],\n after: []\n };\n const scoped = overrideCallbacks(callbacks, context);\n pushOrConcat(bodyItem.before, splitNewlines(scoped.beforeLabel.call(this, context)));\n pushOrConcat(bodyItem.lines, scoped.label.call(this, context));\n pushOrConcat(bodyItem.after, splitNewlines(scoped.afterLabel.call(this, context)));\n bodyItems.push(bodyItem);\n });\n return bodyItems;\n }\n getAfterBody(tooltipItems, options) {\n return getBeforeAfterBodyLines(options.callbacks.afterBody.apply(this, [tooltipItems]));\n }\n getFooter(tooltipItems, options) {\n const {callbacks} = options;\n const beforeFooter = callbacks.beforeFooter.apply(this, [tooltipItems]);\n const footer = callbacks.footer.apply(this, [tooltipItems]);\n const afterFooter = callbacks.afterFooter.apply(this, [tooltipItems]);\n let lines = [];\n lines = pushOrConcat(lines, splitNewlines(beforeFooter));\n lines = pushOrConcat(lines, splitNewlines(footer));\n lines = pushOrConcat(lines, splitNewlines(afterFooter));\n return lines;\n }\n _createItems(options) {\n const active = this._active;\n const data = this.chart.data;\n const labelColors = [];\n const labelPointStyles = [];\n const labelTextColors = [];\n let tooltipItems = [];\n let i, len;\n for (i = 0, len = active.length; i < len; ++i) {\n tooltipItems.push(createTooltipItem(this.chart, active[i]));\n }\n if (options.filter) {\n tooltipItems = tooltipItems.filter((element, index, array) => options.filter(element, index, array, data));\n }\n if (options.itemSort) {\n tooltipItems = tooltipItems.sort((a, b) => options.itemSort(a, b, data));\n }\n each(tooltipItems, (context) => {\n const scoped = overrideCallbacks(options.callbacks, context);\n labelColors.push(scoped.labelColor.call(this, context));\n labelPointStyles.push(scoped.labelPointStyle.call(this, context));\n labelTextColors.push(scoped.labelTextColor.call(this, context));\n });\n this.labelColors = labelColors;\n this.labelPointStyles = labelPointStyles;\n this.labelTextColors = labelTextColors;\n this.dataPoints = tooltipItems;\n return tooltipItems;\n }\n update(changed, replay) {\n const options = this.options.setContext(this.getContext());\n const active = this._active;\n let properties;\n let tooltipItems = [];\n if (!active.length) {\n if (this.opacity !== 0) {\n properties = {\n opacity: 0\n };\n }\n } else {\n const position = positioners[options.position].call(this, active, this._eventPosition);\n tooltipItems = this._createItems(options);\n this.title = this.getTitle(tooltipItems, options);\n this.beforeBody = this.getBeforeBody(tooltipItems, options);\n this.body = this.getBody(tooltipItems, options);\n this.afterBody = this.getAfterBody(tooltipItems, options);\n this.footer = this.getFooter(tooltipItems, options);\n const size = this._size = getTooltipSize(this, options);\n const positionAndSize = Object.assign({}, position, size);\n const alignment = determineAlignment(this.chart, options, positionAndSize);\n const backgroundPoint = getBackgroundPoint(options, positionAndSize, alignment, this.chart);\n this.xAlign = alignment.xAlign;\n this.yAlign = alignment.yAlign;\n properties = {\n opacity: 1,\n x: backgroundPoint.x,\n y: backgroundPoint.y,\n width: size.width,\n height: size.height,\n caretX: position.x,\n caretY: position.y\n };\n }\n this._tooltipItems = tooltipItems;\n this.$context = undefined;\n if (properties) {\n this._resolveAnimations().update(this, properties);\n }\n if (changed && options.external) {\n options.external.call(this, {chart: this.chart, tooltip: this, replay});\n }\n }\n drawCaret(tooltipPoint, ctx, size, options) {\n const caretPosition = this.getCaretPosition(tooltipPoint, size, options);\n ctx.lineTo(caretPosition.x1, caretPosition.y1);\n ctx.lineTo(caretPosition.x2, caretPosition.y2);\n ctx.lineTo(caretPosition.x3, caretPosition.y3);\n }\n getCaretPosition(tooltipPoint, size, options) {\n const {xAlign, yAlign} = this;\n const {caretSize, cornerRadius} = options;\n const {topLeft, topRight, bottomLeft, bottomRight} = toTRBLCorners(cornerRadius);\n const {x: ptX, y: ptY} = tooltipPoint;\n const {width, height} = size;\n let x1, x2, x3, y1, y2, y3;\n if (yAlign === 'center') {\n y2 = ptY + (height / 2);\n if (xAlign === 'left') {\n x1 = ptX;\n x2 = x1 - caretSize;\n y1 = y2 + caretSize;\n y3 = y2 - caretSize;\n } else {\n x1 = ptX + width;\n x2 = x1 + caretSize;\n y1 = y2 - caretSize;\n y3 = y2 + caretSize;\n }\n x3 = x1;\n } else {\n if (xAlign === 'left') {\n x2 = ptX + Math.max(topLeft, bottomLeft) + (caretSize);\n } else if (xAlign === 'right') {\n x2 = ptX + width - Math.max(topRight, bottomRight) - caretSize;\n } else {\n x2 = this.caretX;\n }\n if (yAlign === 'top') {\n y1 = ptY;\n y2 = y1 - caretSize;\n x1 = x2 - caretSize;\n x3 = x2 + caretSize;\n } else {\n y1 = ptY + height;\n y2 = y1 + caretSize;\n x1 = x2 + caretSize;\n x3 = x2 - caretSize;\n }\n y3 = y1;\n }\n return {x1, x2, x3, y1, y2, y3};\n }\n drawTitle(pt, ctx, options) {\n const title = this.title;\n const length = title.length;\n let titleFont, titleSpacing, i;\n if (length) {\n const rtlHelper = getRtlAdapter(options.rtl, this.x, this.width);\n pt.x = getAlignedX(this, options.titleAlign, options);\n ctx.textAlign = rtlHelper.textAlign(options.titleAlign);\n ctx.textBaseline = 'middle';\n titleFont = toFont(options.titleFont);\n titleSpacing = options.titleSpacing;\n ctx.fillStyle = options.titleColor;\n ctx.font = titleFont.string;\n for (i = 0; i < length; ++i) {\n ctx.fillText(title[i], rtlHelper.x(pt.x), pt.y + titleFont.lineHeight / 2);\n pt.y += titleFont.lineHeight + titleSpacing;\n if (i + 1 === length) {\n pt.y += options.titleMarginBottom - titleSpacing;\n }\n }\n }\n }\n _drawColorBox(ctx, pt, i, rtlHelper, options) {\n const labelColors = this.labelColors[i];\n const labelPointStyle = this.labelPointStyles[i];\n const {boxHeight, boxWidth, boxPadding} = options;\n const bodyFont = toFont(options.bodyFont);\n const colorX = getAlignedX(this, 'left', options);\n const rtlColorX = rtlHelper.x(colorX);\n const yOffSet = boxHeight < bodyFont.lineHeight ? (bodyFont.lineHeight - boxHeight) / 2 : 0;\n const colorY = pt.y + yOffSet;\n if (options.usePointStyle) {\n const drawOptions = {\n radius: Math.min(boxWidth, boxHeight) / 2,\n pointStyle: labelPointStyle.pointStyle,\n rotation: labelPointStyle.rotation,\n borderWidth: 1\n };\n const centerX = rtlHelper.leftForLtr(rtlColorX, boxWidth) + boxWidth / 2;\n const centerY = colorY + boxHeight / 2;\n ctx.strokeStyle = options.multiKeyBackground;\n ctx.fillStyle = options.multiKeyBackground;\n drawPoint(ctx, drawOptions, centerX, centerY);\n ctx.strokeStyle = labelColors.borderColor;\n ctx.fillStyle = labelColors.backgroundColor;\n drawPoint(ctx, drawOptions, centerX, centerY);\n } else {\n ctx.lineWidth = labelColors.borderWidth || 1;\n ctx.strokeStyle = labelColors.borderColor;\n ctx.setLineDash(labelColors.borderDash || []);\n ctx.lineDashOffset = labelColors.borderDashOffset || 0;\n const outerX = rtlHelper.leftForLtr(rtlColorX, boxWidth - boxPadding);\n const innerX = rtlHelper.leftForLtr(rtlHelper.xPlus(rtlColorX, 1), boxWidth - boxPadding - 2);\n const borderRadius = toTRBLCorners(labelColors.borderRadius);\n if (Object.values(borderRadius).some(v => v !== 0)) {\n ctx.beginPath();\n ctx.fillStyle = options.multiKeyBackground;\n addRoundedRectPath(ctx, {\n x: outerX,\n y: colorY,\n w: boxWidth,\n h: boxHeight,\n radius: borderRadius,\n });\n ctx.fill();\n ctx.stroke();\n ctx.fillStyle = labelColors.backgroundColor;\n ctx.beginPath();\n addRoundedRectPath(ctx, {\n x: innerX,\n y: colorY + 1,\n w: boxWidth - 2,\n h: boxHeight - 2,\n radius: borderRadius,\n });\n ctx.fill();\n } else {\n ctx.fillStyle = options.multiKeyBackground;\n ctx.fillRect(outerX, colorY, boxWidth, boxHeight);\n ctx.strokeRect(outerX, colorY, boxWidth, boxHeight);\n ctx.fillStyle = labelColors.backgroundColor;\n ctx.fillRect(innerX, colorY + 1, boxWidth - 2, boxHeight - 2);\n }\n }\n ctx.fillStyle = this.labelTextColors[i];\n }\n drawBody(pt, ctx, options) {\n const {body} = this;\n const {bodySpacing, bodyAlign, displayColors, boxHeight, boxWidth, boxPadding} = options;\n const bodyFont = toFont(options.bodyFont);\n let bodyLineHeight = bodyFont.lineHeight;\n let xLinePadding = 0;\n const rtlHelper = getRtlAdapter(options.rtl, this.x, this.width);\n const fillLineOfText = function(line) {\n ctx.fillText(line, rtlHelper.x(pt.x + xLinePadding), pt.y + bodyLineHeight / 2);\n pt.y += bodyLineHeight + bodySpacing;\n };\n const bodyAlignForCalculation = rtlHelper.textAlign(bodyAlign);\n let bodyItem, textColor, lines, i, j, ilen, jlen;\n ctx.textAlign = bodyAlign;\n ctx.textBaseline = 'middle';\n ctx.font = bodyFont.string;\n pt.x = getAlignedX(this, bodyAlignForCalculation, options);\n ctx.fillStyle = options.bodyColor;\n each(this.beforeBody, fillLineOfText);\n xLinePadding = displayColors && bodyAlignForCalculation !== 'right'\n ? bodyAlign === 'center' ? (boxWidth / 2 + boxPadding) : (boxWidth + 2 + boxPadding)\n : 0;\n for (i = 0, ilen = body.length; i < ilen; ++i) {\n bodyItem = body[i];\n textColor = this.labelTextColors[i];\n ctx.fillStyle = textColor;\n each(bodyItem.before, fillLineOfText);\n lines = bodyItem.lines;\n if (displayColors && lines.length) {\n this._drawColorBox(ctx, pt, i, rtlHelper, options);\n bodyLineHeight = Math.max(bodyFont.lineHeight, boxHeight);\n }\n for (j = 0, jlen = lines.length; j < jlen; ++j) {\n fillLineOfText(lines[j]);\n bodyLineHeight = bodyFont.lineHeight;\n }\n each(bodyItem.after, fillLineOfText);\n }\n xLinePadding = 0;\n bodyLineHeight = bodyFont.lineHeight;\n each(this.afterBody, fillLineOfText);\n pt.y -= bodySpacing;\n }\n drawFooter(pt, ctx, options) {\n const footer = this.footer;\n const length = footer.length;\n let footerFont, i;\n if (length) {\n const rtlHelper = getRtlAdapter(options.rtl, this.x, this.width);\n pt.x = getAlignedX(this, options.footerAlign, options);\n pt.y += options.footerMarginTop;\n ctx.textAlign = rtlHelper.textAlign(options.footerAlign);\n ctx.textBaseline = 'middle';\n footerFont = toFont(options.footerFont);\n ctx.fillStyle = options.footerColor;\n ctx.font = footerFont.string;\n for (i = 0; i < length; ++i) {\n ctx.fillText(footer[i], rtlHelper.x(pt.x), pt.y + footerFont.lineHeight / 2);\n pt.y += footerFont.lineHeight + options.footerSpacing;\n }\n }\n }\n drawBackground(pt, ctx, tooltipSize, options) {\n const {xAlign, yAlign} = this;\n const {x, y} = pt;\n const {width, height} = tooltipSize;\n const {topLeft, topRight, bottomLeft, bottomRight} = toTRBLCorners(options.cornerRadius);\n ctx.fillStyle = options.backgroundColor;\n ctx.strokeStyle = options.borderColor;\n ctx.lineWidth = options.borderWidth;\n ctx.beginPath();\n ctx.moveTo(x + topLeft, y);\n if (yAlign === 'top') {\n this.drawCaret(pt, ctx, tooltipSize, options);\n }\n ctx.lineTo(x + width - topRight, y);\n ctx.quadraticCurveTo(x + width, y, x + width, y + topRight);\n if (yAlign === 'center' && xAlign === 'right') {\n this.drawCaret(pt, ctx, tooltipSize, options);\n }\n ctx.lineTo(x + width, y + height - bottomRight);\n ctx.quadraticCurveTo(x + width, y + height, x + width - bottomRight, y + height);\n if (yAlign === 'bottom') {\n this.drawCaret(pt, ctx, tooltipSize, options);\n }\n ctx.lineTo(x + bottomLeft, y + height);\n ctx.quadraticCurveTo(x, y + height, x, y + height - bottomLeft);\n if (yAlign === 'center' && xAlign === 'left') {\n this.drawCaret(pt, ctx, tooltipSize, options);\n }\n ctx.lineTo(x, y + topLeft);\n ctx.quadraticCurveTo(x, y, x + topLeft, y);\n ctx.closePath();\n ctx.fill();\n if (options.borderWidth > 0) {\n ctx.stroke();\n }\n }\n _updateAnimationTarget(options) {\n const chart = this.chart;\n const anims = this.$animations;\n const animX = anims && anims.x;\n const animY = anims && anims.y;\n if (animX || animY) {\n const position = positioners[options.position].call(this, this._active, this._eventPosition);\n if (!position) {\n return;\n }\n const size = this._size = getTooltipSize(this, options);\n const positionAndSize = Object.assign({}, position, this._size);\n const alignment = determineAlignment(chart, options, positionAndSize);\n const point = getBackgroundPoint(options, positionAndSize, alignment, chart);\n if (animX._to !== point.x || animY._to !== point.y) {\n this.xAlign = alignment.xAlign;\n this.yAlign = alignment.yAlign;\n this.width = size.width;\n this.height = size.height;\n this.caretX = position.x;\n this.caretY = position.y;\n this._resolveAnimations().update(this, point);\n }\n }\n }\n draw(ctx) {\n const options = this.options.setContext(this.getContext());\n let opacity = this.opacity;\n if (!opacity) {\n return;\n }\n this._updateAnimationTarget(options);\n const tooltipSize = {\n width: this.width,\n height: this.height\n };\n const pt = {\n x: this.x,\n y: this.y\n };\n opacity = Math.abs(opacity) < 1e-3 ? 0 : opacity;\n const padding = toPadding(options.padding);\n const hasTooltipContent = this.title.length || this.beforeBody.length || this.body.length || this.afterBody.length || this.footer.length;\n if (options.enabled && hasTooltipContent) {\n ctx.save();\n ctx.globalAlpha = opacity;\n this.drawBackground(pt, ctx, tooltipSize, options);\n overrideTextDirection(ctx, options.textDirection);\n pt.y += padding.top;\n this.drawTitle(pt, ctx, options);\n this.drawBody(pt, ctx, options);\n this.drawFooter(pt, ctx, options);\n restoreTextDirection(ctx, options.textDirection);\n ctx.restore();\n }\n }\n getActiveElements() {\n return this._active || [];\n }\n setActiveElements(activeElements, eventPosition) {\n const lastActive = this._active;\n const active = activeElements.map(({datasetIndex, index}) => {\n const meta = this.chart.getDatasetMeta(datasetIndex);\n if (!meta) {\n throw new Error('Cannot find a dataset at index ' + datasetIndex);\n }\n return {\n datasetIndex,\n element: meta.data[index],\n index,\n };\n });\n const changed = !_elementsEqual(lastActive, active);\n const positionChanged = this._positionChanged(active, eventPosition);\n if (changed || positionChanged) {\n this._active = active;\n this._eventPosition = eventPosition;\n this._ignoreReplayEvents = true;\n this.update(true);\n }\n }\n handleEvent(e, replay, inChartArea = true) {\n if (replay && this._ignoreReplayEvents) {\n return false;\n }\n this._ignoreReplayEvents = false;\n const options = this.options;\n const lastActive = this._active || [];\n const active = this._getActiveElements(e, lastActive, replay, inChartArea);\n const positionChanged = this._positionChanged(active, e);\n const changed = replay || !_elementsEqual(active, lastActive) || positionChanged;\n if (changed) {\n this._active = active;\n if (options.enabled || options.external) {\n this._eventPosition = {\n x: e.x,\n y: e.y\n };\n this.update(true, replay);\n }\n }\n return changed;\n }\n _getActiveElements(e, lastActive, replay, inChartArea) {\n const options = this.options;\n if (e.type === 'mouseout') {\n return [];\n }\n if (!inChartArea) {\n return lastActive;\n }\n const active = this.chart.getElementsAtEventForMode(e, options.mode, options, replay);\n if (options.reverse) {\n active.reverse();\n }\n return active;\n }\n _positionChanged(active, e) {\n const {caretX, caretY, options} = this;\n const position = positioners[options.position].call(this, active, e);\n return position !== false && (caretX !== position.x || caretY !== position.y);\n }\n}\nTooltip.positioners = positioners;\nvar plugin_tooltip = {\n id: 'tooltip',\n _element: Tooltip,\n positioners,\n afterInit(chart, _args, options) {\n if (options) {\n chart.tooltip = new Tooltip({chart, options});\n }\n },\n beforeUpdate(chart, _args, options) {\n if (chart.tooltip) {\n chart.tooltip.initialize(options);\n }\n },\n reset(chart, _args, options) {\n if (chart.tooltip) {\n chart.tooltip.initialize(options);\n }\n },\n afterDraw(chart) {\n const tooltip = chart.tooltip;\n const args = {\n tooltip\n };\n if (chart.notifyPlugins('beforeTooltipDraw', args) === false) {\n return;\n }\n if (tooltip) {\n tooltip.draw(chart.ctx);\n }\n chart.notifyPlugins('afterTooltipDraw', args);\n },\n afterEvent(chart, args) {\n if (chart.tooltip) {\n const useFinalPosition = args.replay;\n if (chart.tooltip.handleEvent(args.event, useFinalPosition, args.inChartArea)) {\n args.changed = true;\n }\n }\n },\n defaults: {\n enabled: true,\n external: null,\n position: 'average',\n backgroundColor: 'rgba(0,0,0,0.8)',\n titleColor: '#fff',\n titleFont: {\n weight: 'bold',\n },\n titleSpacing: 2,\n titleMarginBottom: 6,\n titleAlign: 'left',\n bodyColor: '#fff',\n bodySpacing: 2,\n bodyFont: {\n },\n bodyAlign: 'left',\n footerColor: '#fff',\n footerSpacing: 2,\n footerMarginTop: 6,\n footerFont: {\n weight: 'bold',\n },\n footerAlign: 'left',\n padding: 6,\n caretPadding: 2,\n caretSize: 5,\n cornerRadius: 6,\n boxHeight: (ctx, opts) => opts.bodyFont.size,\n boxWidth: (ctx, opts) => opts.bodyFont.size,\n multiKeyBackground: '#fff',\n displayColors: true,\n boxPadding: 0,\n borderColor: 'rgba(0,0,0,0)',\n borderWidth: 0,\n animation: {\n duration: 400,\n easing: 'easeOutQuart',\n },\n animations: {\n numbers: {\n type: 'number',\n properties: ['x', 'y', 'width', 'height', 'caretX', 'caretY'],\n },\n opacity: {\n easing: 'linear',\n duration: 200\n }\n },\n callbacks: {\n beforeTitle: noop,\n title(tooltipItems) {\n if (tooltipItems.length > 0) {\n const item = tooltipItems[0];\n const labels = item.chart.data.labels;\n const labelCount = labels ? labels.length : 0;\n if (this && this.options && this.options.mode === 'dataset') {\n return item.dataset.label || '';\n } else if (item.label) {\n return item.label;\n } else if (labelCount > 0 && item.dataIndex < labelCount) {\n return labels[item.dataIndex];\n }\n }\n return '';\n },\n afterTitle: noop,\n beforeBody: noop,\n beforeLabel: noop,\n label(tooltipItem) {\n if (this && this.options && this.options.mode === 'dataset') {\n return tooltipItem.label + ': ' + tooltipItem.formattedValue || tooltipItem.formattedValue;\n }\n let label = tooltipItem.dataset.label || '';\n if (label) {\n label += ': ';\n }\n const value = tooltipItem.formattedValue;\n if (!isNullOrUndef(value)) {\n label += value;\n }\n return label;\n },\n labelColor(tooltipItem) {\n const meta = tooltipItem.chart.getDatasetMeta(tooltipItem.datasetIndex);\n const options = meta.controller.getStyle(tooltipItem.dataIndex);\n return {\n borderColor: options.borderColor,\n backgroundColor: options.backgroundColor,\n borderWidth: options.borderWidth,\n borderDash: options.borderDash,\n borderDashOffset: options.borderDashOffset,\n borderRadius: 0,\n };\n },\n labelTextColor() {\n return this.options.bodyColor;\n },\n labelPointStyle(tooltipItem) {\n const meta = tooltipItem.chart.getDatasetMeta(tooltipItem.datasetIndex);\n const options = meta.controller.getStyle(tooltipItem.dataIndex);\n return {\n pointStyle: options.pointStyle,\n rotation: options.rotation,\n };\n },\n afterLabel: noop,\n afterBody: noop,\n beforeFooter: noop,\n footer: noop,\n afterFooter: noop\n }\n },\n defaultRoutes: {\n bodyFont: 'font',\n footerFont: 'font',\n titleFont: 'font'\n },\n descriptors: {\n _scriptable: (name) => name !== 'filter' && name !== 'itemSort' && name !== 'external',\n _indexable: false,\n callbacks: {\n _scriptable: false,\n _indexable: false,\n },\n animation: {\n _fallback: false\n },\n animations: {\n _fallback: 'animation'\n }\n },\n additionalOptionScopes: ['interaction']\n};\n\nvar plugins = /*#__PURE__*/Object.freeze({\n__proto__: null,\nDecimation: plugin_decimation,\nFiller: plugin_filler,\nLegend: plugin_legend,\nSubTitle: plugin_subtitle,\nTitle: plugin_title,\nTooltip: plugin_tooltip\n});\n\nconst addIfString = (labels, raw, index, addedLabels) => {\n if (typeof raw === 'string') {\n index = labels.push(raw) - 1;\n addedLabels.unshift({index, label: raw});\n } else if (isNaN(raw)) {\n index = null;\n }\n return index;\n};\nfunction findOrAddLabel(labels, raw, index, addedLabels) {\n const first = labels.indexOf(raw);\n if (first === -1) {\n return addIfString(labels, raw, index, addedLabels);\n }\n const last = labels.lastIndexOf(raw);\n return first !== last ? index : first;\n}\nconst validIndex = (index, max) => index === null ? null : _limitValue(Math.round(index), 0, max);\nclass CategoryScale extends Scale {\n constructor(cfg) {\n super(cfg);\n this._startValue = undefined;\n this._valueRange = 0;\n this._addedLabels = [];\n }\n init(scaleOptions) {\n const added = this._addedLabels;\n if (added.length) {\n const labels = this.getLabels();\n for (const {index, label} of added) {\n if (labels[index] === label) {\n labels.splice(index, 1);\n }\n }\n this._addedLabels = [];\n }\n super.init(scaleOptions);\n }\n parse(raw, index) {\n if (isNullOrUndef(raw)) {\n return null;\n }\n const labels = this.getLabels();\n index = isFinite(index) && labels[index] === raw ? index\n : findOrAddLabel(labels, raw, valueOrDefault(index, raw), this._addedLabels);\n return validIndex(index, labels.length - 1);\n }\n determineDataLimits() {\n const {minDefined, maxDefined} = this.getUserBounds();\n let {min, max} = this.getMinMax(true);\n if (this.options.bounds === 'ticks') {\n if (!minDefined) {\n min = 0;\n }\n if (!maxDefined) {\n max = this.getLabels().length - 1;\n }\n }\n this.min = min;\n this.max = max;\n }\n buildTicks() {\n const min = this.min;\n const max = this.max;\n const offset = this.options.offset;\n const ticks = [];\n let labels = this.getLabels();\n labels = (min === 0 && max === labels.length - 1) ? labels : labels.slice(min, max + 1);\n this._valueRange = Math.max(labels.length - (offset ? 0 : 1), 1);\n this._startValue = this.min - (offset ? 0.5 : 0);\n for (let value = min; value <= max; value++) {\n ticks.push({value});\n }\n return ticks;\n }\n getLabelForValue(value) {\n const labels = this.getLabels();\n if (value >= 0 && value < labels.length) {\n return labels[value];\n }\n return value;\n }\n configure() {\n super.configure();\n if (!this.isHorizontal()) {\n this._reversePixels = !this._reversePixels;\n }\n }\n getPixelForValue(value) {\n if (typeof value !== 'number') {\n value = this.parse(value);\n }\n return value === null ? NaN : this.getPixelForDecimal((value - this._startValue) / this._valueRange);\n }\n getPixelForTick(index) {\n const ticks = this.ticks;\n if (index < 0 || index > ticks.length - 1) {\n return null;\n }\n return this.getPixelForValue(ticks[index].value);\n }\n getValueForPixel(pixel) {\n return Math.round(this._startValue + this.getDecimalForPixel(pixel) * this._valueRange);\n }\n getBasePixel() {\n return this.bottom;\n }\n}\nCategoryScale.id = 'category';\nCategoryScale.defaults = {\n ticks: {\n callback: CategoryScale.prototype.getLabelForValue\n }\n};\n\nfunction generateTicks$1(generationOptions, dataRange) {\n const ticks = [];\n const MIN_SPACING = 1e-14;\n const {bounds, step, min, max, precision, count, maxTicks, maxDigits, includeBounds} = generationOptions;\n const unit = step || 1;\n const maxSpaces = maxTicks - 1;\n const {min: rmin, max: rmax} = dataRange;\n const minDefined = !isNullOrUndef(min);\n const maxDefined = !isNullOrUndef(max);\n const countDefined = !isNullOrUndef(count);\n const minSpacing = (rmax - rmin) / (maxDigits + 1);\n let spacing = niceNum((rmax - rmin) / maxSpaces / unit) * unit;\n let factor, niceMin, niceMax, numSpaces;\n if (spacing < MIN_SPACING && !minDefined && !maxDefined) {\n return [{value: rmin}, {value: rmax}];\n }\n numSpaces = Math.ceil(rmax / spacing) - Math.floor(rmin / spacing);\n if (numSpaces > maxSpaces) {\n spacing = niceNum(numSpaces * spacing / maxSpaces / unit) * unit;\n }\n if (!isNullOrUndef(precision)) {\n factor = Math.pow(10, precision);\n spacing = Math.ceil(spacing * factor) / factor;\n }\n if (bounds === 'ticks') {\n niceMin = Math.floor(rmin / spacing) * spacing;\n niceMax = Math.ceil(rmax / spacing) * spacing;\n } else {\n niceMin = rmin;\n niceMax = rmax;\n }\n if (minDefined && maxDefined && step && almostWhole((max - min) / step, spacing / 1000)) {\n numSpaces = Math.round(Math.min((max - min) / spacing, maxTicks));\n spacing = (max - min) / numSpaces;\n niceMin = min;\n niceMax = max;\n } else if (countDefined) {\n niceMin = minDefined ? min : niceMin;\n niceMax = maxDefined ? max : niceMax;\n numSpaces = count - 1;\n spacing = (niceMax - niceMin) / numSpaces;\n } else {\n numSpaces = (niceMax - niceMin) / spacing;\n if (almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) {\n numSpaces = Math.round(numSpaces);\n } else {\n numSpaces = Math.ceil(numSpaces);\n }\n }\n const decimalPlaces = Math.max(\n _decimalPlaces(spacing),\n _decimalPlaces(niceMin)\n );\n factor = Math.pow(10, isNullOrUndef(precision) ? decimalPlaces : precision);\n niceMin = Math.round(niceMin * factor) / factor;\n niceMax = Math.round(niceMax * factor) / factor;\n let j = 0;\n if (minDefined) {\n if (includeBounds && niceMin !== min) {\n ticks.push({value: min});\n if (niceMin < min) {\n j++;\n }\n if (almostEquals(Math.round((niceMin + j * spacing) * factor) / factor, min, relativeLabelSize(min, minSpacing, generationOptions))) {\n j++;\n }\n } else if (niceMin < min) {\n j++;\n }\n }\n for (; j < numSpaces; ++j) {\n ticks.push({value: Math.round((niceMin + j * spacing) * factor) / factor});\n }\n if (maxDefined && includeBounds && niceMax !== max) {\n if (ticks.length && almostEquals(ticks[ticks.length - 1].value, max, relativeLabelSize(max, minSpacing, generationOptions))) {\n ticks[ticks.length - 1].value = max;\n } else {\n ticks.push({value: max});\n }\n } else if (!maxDefined || niceMax === max) {\n ticks.push({value: niceMax});\n }\n return ticks;\n}\nfunction relativeLabelSize(value, minSpacing, {horizontal, minRotation}) {\n const rad = toRadians(minRotation);\n const ratio = (horizontal ? Math.sin(rad) : Math.cos(rad)) || 0.001;\n const length = 0.75 * minSpacing * ('' + value).length;\n return Math.min(minSpacing / ratio, length);\n}\nclass LinearScaleBase extends Scale {\n constructor(cfg) {\n super(cfg);\n this.start = undefined;\n this.end = undefined;\n this._startValue = undefined;\n this._endValue = undefined;\n this._valueRange = 0;\n }\n parse(raw, index) {\n if (isNullOrUndef(raw)) {\n return null;\n }\n if ((typeof raw === 'number' || raw instanceof Number) && !isFinite(+raw)) {\n return null;\n }\n return +raw;\n }\n handleTickRangeOptions() {\n const {beginAtZero} = this.options;\n const {minDefined, maxDefined} = this.getUserBounds();\n let {min, max} = this;\n const setMin = v => (min = minDefined ? min : v);\n const setMax = v => (max = maxDefined ? max : v);\n if (beginAtZero) {\n const minSign = sign(min);\n const maxSign = sign(max);\n if (minSign < 0 && maxSign < 0) {\n setMax(0);\n } else if (minSign > 0 && maxSign > 0) {\n setMin(0);\n }\n }\n if (min === max) {\n let offset = 1;\n if (max >= Number.MAX_SAFE_INTEGER || min <= Number.MIN_SAFE_INTEGER) {\n offset = Math.abs(max * 0.05);\n }\n setMax(max + offset);\n if (!beginAtZero) {\n setMin(min - offset);\n }\n }\n this.min = min;\n this.max = max;\n }\n getTickLimit() {\n const tickOpts = this.options.ticks;\n let {maxTicksLimit, stepSize} = tickOpts;\n let maxTicks;\n if (stepSize) {\n maxTicks = Math.ceil(this.max / stepSize) - Math.floor(this.min / stepSize) + 1;\n if (maxTicks > 1000) {\n console.warn(`scales.${this.id}.ticks.stepSize: ${stepSize} would result generating up to ${maxTicks} ticks. Limiting to 1000.`);\n maxTicks = 1000;\n }\n } else {\n maxTicks = this.computeTickLimit();\n maxTicksLimit = maxTicksLimit || 11;\n }\n if (maxTicksLimit) {\n maxTicks = Math.min(maxTicksLimit, maxTicks);\n }\n return maxTicks;\n }\n computeTickLimit() {\n return Number.POSITIVE_INFINITY;\n }\n buildTicks() {\n const opts = this.options;\n const tickOpts = opts.ticks;\n let maxTicks = this.getTickLimit();\n maxTicks = Math.max(2, maxTicks);\n const numericGeneratorOptions = {\n maxTicks,\n bounds: opts.bounds,\n min: opts.min,\n max: opts.max,\n precision: tickOpts.precision,\n step: tickOpts.stepSize,\n count: tickOpts.count,\n maxDigits: this._maxDigits(),\n horizontal: this.isHorizontal(),\n minRotation: tickOpts.minRotation || 0,\n includeBounds: tickOpts.includeBounds !== false\n };\n const dataRange = this._range || this;\n const ticks = generateTicks$1(numericGeneratorOptions, dataRange);\n if (opts.bounds === 'ticks') {\n _setMinAndMaxByKey(ticks, this, 'value');\n }\n if (opts.reverse) {\n ticks.reverse();\n this.start = this.max;\n this.end = this.min;\n } else {\n this.start = this.min;\n this.end = this.max;\n }\n return ticks;\n }\n configure() {\n const ticks = this.ticks;\n let start = this.min;\n let end = this.max;\n super.configure();\n if (this.options.offset && ticks.length) {\n const offset = (end - start) / Math.max(ticks.length - 1, 1) / 2;\n start -= offset;\n end += offset;\n }\n this._startValue = start;\n this._endValue = end;\n this._valueRange = end - start;\n }\n getLabelForValue(value) {\n return formatNumber(value, this.chart.options.locale, this.options.ticks.format);\n }\n}\n\nclass LinearScale extends LinearScaleBase {\n determineDataLimits() {\n const {min, max} = this.getMinMax(true);\n this.min = isNumberFinite(min) ? min : 0;\n this.max = isNumberFinite(max) ? max : 1;\n this.handleTickRangeOptions();\n }\n computeTickLimit() {\n const horizontal = this.isHorizontal();\n const length = horizontal ? this.width : this.height;\n const minRotation = toRadians(this.options.ticks.minRotation);\n const ratio = (horizontal ? Math.sin(minRotation) : Math.cos(minRotation)) || 0.001;\n const tickFont = this._resolveTickFontOptions(0);\n return Math.ceil(length / Math.min(40, tickFont.lineHeight / ratio));\n }\n getPixelForValue(value) {\n return value === null ? NaN : this.getPixelForDecimal((value - this._startValue) / this._valueRange);\n }\n getValueForPixel(pixel) {\n return this._startValue + this.getDecimalForPixel(pixel) * this._valueRange;\n }\n}\nLinearScale.id = 'linear';\nLinearScale.defaults = {\n ticks: {\n callback: Ticks.formatters.numeric\n }\n};\n\nfunction isMajor(tickVal) {\n const remain = tickVal / (Math.pow(10, Math.floor(log10(tickVal))));\n return remain === 1;\n}\nfunction generateTicks(generationOptions, dataRange) {\n const endExp = Math.floor(log10(dataRange.max));\n const endSignificand = Math.ceil(dataRange.max / Math.pow(10, endExp));\n const ticks = [];\n let tickVal = finiteOrDefault(generationOptions.min, Math.pow(10, Math.floor(log10(dataRange.min))));\n let exp = Math.floor(log10(tickVal));\n let significand = Math.floor(tickVal / Math.pow(10, exp));\n let precision = exp < 0 ? Math.pow(10, Math.abs(exp)) : 1;\n do {\n ticks.push({value: tickVal, major: isMajor(tickVal)});\n ++significand;\n if (significand === 10) {\n significand = 1;\n ++exp;\n precision = exp >= 0 ? 1 : precision;\n }\n tickVal = Math.round(significand * Math.pow(10, exp) * precision) / precision;\n } while (exp < endExp || (exp === endExp && significand < endSignificand));\n const lastTick = finiteOrDefault(generationOptions.max, tickVal);\n ticks.push({value: lastTick, major: isMajor(tickVal)});\n return ticks;\n}\nclass LogarithmicScale extends Scale {\n constructor(cfg) {\n super(cfg);\n this.start = undefined;\n this.end = undefined;\n this._startValue = undefined;\n this._valueRange = 0;\n }\n parse(raw, index) {\n const value = LinearScaleBase.prototype.parse.apply(this, [raw, index]);\n if (value === 0) {\n this._zero = true;\n return undefined;\n }\n return isNumberFinite(value) && value > 0 ? value : null;\n }\n determineDataLimits() {\n const {min, max} = this.getMinMax(true);\n this.min = isNumberFinite(min) ? Math.max(0, min) : null;\n this.max = isNumberFinite(max) ? Math.max(0, max) : null;\n if (this.options.beginAtZero) {\n this._zero = true;\n }\n this.handleTickRangeOptions();\n }\n handleTickRangeOptions() {\n const {minDefined, maxDefined} = this.getUserBounds();\n let min = this.min;\n let max = this.max;\n const setMin = v => (min = minDefined ? min : v);\n const setMax = v => (max = maxDefined ? max : v);\n const exp = (v, m) => Math.pow(10, Math.floor(log10(v)) + m);\n if (min === max) {\n if (min <= 0) {\n setMin(1);\n setMax(10);\n } else {\n setMin(exp(min, -1));\n setMax(exp(max, +1));\n }\n }\n if (min <= 0) {\n setMin(exp(max, -1));\n }\n if (max <= 0) {\n setMax(exp(min, +1));\n }\n if (this._zero && this.min !== this._suggestedMin && min === exp(this.min, 0)) {\n setMin(exp(min, -1));\n }\n this.min = min;\n this.max = max;\n }\n buildTicks() {\n const opts = this.options;\n const generationOptions = {\n min: this._userMin,\n max: this._userMax\n };\n const ticks = generateTicks(generationOptions, this);\n if (opts.bounds === 'ticks') {\n _setMinAndMaxByKey(ticks, this, 'value');\n }\n if (opts.reverse) {\n ticks.reverse();\n this.start = this.max;\n this.end = this.min;\n } else {\n this.start = this.min;\n this.end = this.max;\n }\n return ticks;\n }\n getLabelForValue(value) {\n return value === undefined\n ? '0'\n : formatNumber(value, this.chart.options.locale, this.options.ticks.format);\n }\n configure() {\n const start = this.min;\n super.configure();\n this._startValue = log10(start);\n this._valueRange = log10(this.max) - log10(start);\n }\n getPixelForValue(value) {\n if (value === undefined || value === 0) {\n value = this.min;\n }\n if (value === null || isNaN(value)) {\n return NaN;\n }\n return this.getPixelForDecimal(value === this.min\n ? 0\n : (log10(value) - this._startValue) / this._valueRange);\n }\n getValueForPixel(pixel) {\n const decimal = this.getDecimalForPixel(pixel);\n return Math.pow(10, this._startValue + decimal * this._valueRange);\n }\n}\nLogarithmicScale.id = 'logarithmic';\nLogarithmicScale.defaults = {\n ticks: {\n callback: Ticks.formatters.logarithmic,\n major: {\n enabled: true\n }\n }\n};\n\nfunction getTickBackdropHeight(opts) {\n const tickOpts = opts.ticks;\n if (tickOpts.display && opts.display) {\n const padding = toPadding(tickOpts.backdropPadding);\n return valueOrDefault(tickOpts.font && tickOpts.font.size, defaults.font.size) + padding.height;\n }\n return 0;\n}\nfunction measureLabelSize(ctx, font, label) {\n label = isArray(label) ? label : [label];\n return {\n w: _longestText(ctx, font.string, label),\n h: label.length * font.lineHeight\n };\n}\nfunction determineLimits(angle, pos, size, min, max) {\n if (angle === min || angle === max) {\n return {\n start: pos - (size / 2),\n end: pos + (size / 2)\n };\n } else if (angle < min || angle > max) {\n return {\n start: pos - size,\n end: pos\n };\n }\n return {\n start: pos,\n end: pos + size\n };\n}\nfunction fitWithPointLabels(scale) {\n const orig = {\n l: scale.left + scale._padding.left,\n r: scale.right - scale._padding.right,\n t: scale.top + scale._padding.top,\n b: scale.bottom - scale._padding.bottom\n };\n const limits = Object.assign({}, orig);\n const labelSizes = [];\n const padding = [];\n const valueCount = scale._pointLabels.length;\n const pointLabelOpts = scale.options.pointLabels;\n const additionalAngle = pointLabelOpts.centerPointLabels ? PI / valueCount : 0;\n for (let i = 0; i < valueCount; i++) {\n const opts = pointLabelOpts.setContext(scale.getPointLabelContext(i));\n padding[i] = opts.padding;\n const pointPosition = scale.getPointPosition(i, scale.drawingArea + padding[i], additionalAngle);\n const plFont = toFont(opts.font);\n const textSize = measureLabelSize(scale.ctx, plFont, scale._pointLabels[i]);\n labelSizes[i] = textSize;\n const angleRadians = _normalizeAngle(scale.getIndexAngle(i) + additionalAngle);\n const angle = Math.round(toDegrees(angleRadians));\n const hLimits = determineLimits(angle, pointPosition.x, textSize.w, 0, 180);\n const vLimits = determineLimits(angle, pointPosition.y, textSize.h, 90, 270);\n updateLimits(limits, orig, angleRadians, hLimits, vLimits);\n }\n scale.setCenterPoint(\n orig.l - limits.l,\n limits.r - orig.r,\n orig.t - limits.t,\n limits.b - orig.b\n );\n scale._pointLabelItems = buildPointLabelItems(scale, labelSizes, padding);\n}\nfunction updateLimits(limits, orig, angle, hLimits, vLimits) {\n const sin = Math.abs(Math.sin(angle));\n const cos = Math.abs(Math.cos(angle));\n let x = 0;\n let y = 0;\n if (hLimits.start < orig.l) {\n x = (orig.l - hLimits.start) / sin;\n limits.l = Math.min(limits.l, orig.l - x);\n } else if (hLimits.end > orig.r) {\n x = (hLimits.end - orig.r) / sin;\n limits.r = Math.max(limits.r, orig.r + x);\n }\n if (vLimits.start < orig.t) {\n y = (orig.t - vLimits.start) / cos;\n limits.t = Math.min(limits.t, orig.t - y);\n } else if (vLimits.end > orig.b) {\n y = (vLimits.end - orig.b) / cos;\n limits.b = Math.max(limits.b, orig.b + y);\n }\n}\nfunction buildPointLabelItems(scale, labelSizes, padding) {\n const items = [];\n const valueCount = scale._pointLabels.length;\n const opts = scale.options;\n const extra = getTickBackdropHeight(opts) / 2;\n const outerDistance = scale.drawingArea;\n const additionalAngle = opts.pointLabels.centerPointLabels ? PI / valueCount : 0;\n for (let i = 0; i < valueCount; i++) {\n const pointLabelPosition = scale.getPointPosition(i, outerDistance + extra + padding[i], additionalAngle);\n const angle = Math.round(toDegrees(_normalizeAngle(pointLabelPosition.angle + HALF_PI)));\n const size = labelSizes[i];\n const y = yForAngle(pointLabelPosition.y, size.h, angle);\n const textAlign = getTextAlignForAngle(angle);\n const left = leftForTextAlign(pointLabelPosition.x, size.w, textAlign);\n items.push({\n x: pointLabelPosition.x,\n y,\n textAlign,\n left,\n top: y,\n right: left + size.w,\n bottom: y + size.h\n });\n }\n return items;\n}\nfunction getTextAlignForAngle(angle) {\n if (angle === 0 || angle === 180) {\n return 'center';\n } else if (angle < 180) {\n return 'left';\n }\n return 'right';\n}\nfunction leftForTextAlign(x, w, align) {\n if (align === 'right') {\n x -= w;\n } else if (align === 'center') {\n x -= (w / 2);\n }\n return x;\n}\nfunction yForAngle(y, h, angle) {\n if (angle === 90 || angle === 270) {\n y -= (h / 2);\n } else if (angle > 270 || angle < 90) {\n y -= h;\n }\n return y;\n}\nfunction drawPointLabels(scale, labelCount) {\n const {ctx, options: {pointLabels}} = scale;\n for (let i = labelCount - 1; i >= 0; i--) {\n const optsAtIndex = pointLabels.setContext(scale.getPointLabelContext(i));\n const plFont = toFont(optsAtIndex.font);\n const {x, y, textAlign, left, top, right, bottom} = scale._pointLabelItems[i];\n const {backdropColor} = optsAtIndex;\n if (!isNullOrUndef(backdropColor)) {\n const padding = toPadding(optsAtIndex.backdropPadding);\n ctx.fillStyle = backdropColor;\n ctx.fillRect(left - padding.left, top - padding.top, right - left + padding.width, bottom - top + padding.height);\n }\n renderText(\n ctx,\n scale._pointLabels[i],\n x,\n y + (plFont.lineHeight / 2),\n plFont,\n {\n color: optsAtIndex.color,\n textAlign: textAlign,\n textBaseline: 'middle'\n }\n );\n }\n}\nfunction pathRadiusLine(scale, radius, circular, labelCount) {\n const {ctx} = scale;\n if (circular) {\n ctx.arc(scale.xCenter, scale.yCenter, radius, 0, TAU);\n } else {\n let pointPosition = scale.getPointPosition(0, radius);\n ctx.moveTo(pointPosition.x, pointPosition.y);\n for (let i = 1; i < labelCount; i++) {\n pointPosition = scale.getPointPosition(i, radius);\n ctx.lineTo(pointPosition.x, pointPosition.y);\n }\n }\n}\nfunction drawRadiusLine(scale, gridLineOpts, radius, labelCount) {\n const ctx = scale.ctx;\n const circular = gridLineOpts.circular;\n const {color, lineWidth} = gridLineOpts;\n if ((!circular && !labelCount) || !color || !lineWidth || radius < 0) {\n return;\n }\n ctx.save();\n ctx.strokeStyle = color;\n ctx.lineWidth = lineWidth;\n ctx.setLineDash(gridLineOpts.borderDash);\n ctx.lineDashOffset = gridLineOpts.borderDashOffset;\n ctx.beginPath();\n pathRadiusLine(scale, radius, circular, labelCount);\n ctx.closePath();\n ctx.stroke();\n ctx.restore();\n}\nfunction createPointLabelContext(parent, index, label) {\n return createContext(parent, {\n label,\n index,\n type: 'pointLabel'\n });\n}\nclass RadialLinearScale extends LinearScaleBase {\n constructor(cfg) {\n super(cfg);\n this.xCenter = undefined;\n this.yCenter = undefined;\n this.drawingArea = undefined;\n this._pointLabels = [];\n this._pointLabelItems = [];\n }\n setDimensions() {\n const padding = this._padding = toPadding(getTickBackdropHeight(this.options) / 2);\n const w = this.width = this.maxWidth - padding.width;\n const h = this.height = this.maxHeight - padding.height;\n this.xCenter = Math.floor(this.left + w / 2 + padding.left);\n this.yCenter = Math.floor(this.top + h / 2 + padding.top);\n this.drawingArea = Math.floor(Math.min(w, h) / 2);\n }\n determineDataLimits() {\n const {min, max} = this.getMinMax(false);\n this.min = isNumberFinite(min) && !isNaN(min) ? min : 0;\n this.max = isNumberFinite(max) && !isNaN(max) ? max : 0;\n this.handleTickRangeOptions();\n }\n computeTickLimit() {\n return Math.ceil(this.drawingArea / getTickBackdropHeight(this.options));\n }\n generateTickLabels(ticks) {\n LinearScaleBase.prototype.generateTickLabels.call(this, ticks);\n this._pointLabels = this.getLabels()\n .map((value, index) => {\n const label = callback(this.options.pointLabels.callback, [value, index], this);\n return label || label === 0 ? label : '';\n })\n .filter((v, i) => this.chart.getDataVisibility(i));\n }\n fit() {\n const opts = this.options;\n if (opts.display && opts.pointLabels.display) {\n fitWithPointLabels(this);\n } else {\n this.setCenterPoint(0, 0, 0, 0);\n }\n }\n setCenterPoint(leftMovement, rightMovement, topMovement, bottomMovement) {\n this.xCenter += Math.floor((leftMovement - rightMovement) / 2);\n this.yCenter += Math.floor((topMovement - bottomMovement) / 2);\n this.drawingArea -= Math.min(this.drawingArea / 2, Math.max(leftMovement, rightMovement, topMovement, bottomMovement));\n }\n getIndexAngle(index) {\n const angleMultiplier = TAU / (this._pointLabels.length || 1);\n const startAngle = this.options.startAngle || 0;\n return _normalizeAngle(index * angleMultiplier + toRadians(startAngle));\n }\n getDistanceFromCenterForValue(value) {\n if (isNullOrUndef(value)) {\n return NaN;\n }\n const scalingFactor = this.drawingArea / (this.max - this.min);\n if (this.options.reverse) {\n return (this.max - value) * scalingFactor;\n }\n return (value - this.min) * scalingFactor;\n }\n getValueForDistanceFromCenter(distance) {\n if (isNullOrUndef(distance)) {\n return NaN;\n }\n const scaledDistance = distance / (this.drawingArea / (this.max - this.min));\n return this.options.reverse ? this.max - scaledDistance : this.min + scaledDistance;\n }\n getPointLabelContext(index) {\n const pointLabels = this._pointLabels || [];\n if (index >= 0 && index < pointLabels.length) {\n const pointLabel = pointLabels[index];\n return createPointLabelContext(this.getContext(), index, pointLabel);\n }\n }\n getPointPosition(index, distanceFromCenter, additionalAngle = 0) {\n const angle = this.getIndexAngle(index) - HALF_PI + additionalAngle;\n return {\n x: Math.cos(angle) * distanceFromCenter + this.xCenter,\n y: Math.sin(angle) * distanceFromCenter + this.yCenter,\n angle\n };\n }\n getPointPositionForValue(index, value) {\n return this.getPointPosition(index, this.getDistanceFromCenterForValue(value));\n }\n getBasePosition(index) {\n return this.getPointPositionForValue(index || 0, this.getBaseValue());\n }\n getPointLabelPosition(index) {\n const {left, top, right, bottom} = this._pointLabelItems[index];\n return {\n left,\n top,\n right,\n bottom,\n };\n }\n drawBackground() {\n const {backgroundColor, grid: {circular}} = this.options;\n if (backgroundColor) {\n const ctx = this.ctx;\n ctx.save();\n ctx.beginPath();\n pathRadiusLine(this, this.getDistanceFromCenterForValue(this._endValue), circular, this._pointLabels.length);\n ctx.closePath();\n ctx.fillStyle = backgroundColor;\n ctx.fill();\n ctx.restore();\n }\n }\n drawGrid() {\n const ctx = this.ctx;\n const opts = this.options;\n const {angleLines, grid} = opts;\n const labelCount = this._pointLabels.length;\n let i, offset, position;\n if (opts.pointLabels.display) {\n drawPointLabels(this, labelCount);\n }\n if (grid.display) {\n this.ticks.forEach((tick, index) => {\n if (index !== 0) {\n offset = this.getDistanceFromCenterForValue(tick.value);\n const optsAtIndex = grid.setContext(this.getContext(index - 1));\n drawRadiusLine(this, optsAtIndex, offset, labelCount);\n }\n });\n }\n if (angleLines.display) {\n ctx.save();\n for (i = labelCount - 1; i >= 0; i--) {\n const optsAtIndex = angleLines.setContext(this.getPointLabelContext(i));\n const {color, lineWidth} = optsAtIndex;\n if (!lineWidth || !color) {\n continue;\n }\n ctx.lineWidth = lineWidth;\n ctx.strokeStyle = color;\n ctx.setLineDash(optsAtIndex.borderDash);\n ctx.lineDashOffset = optsAtIndex.borderDashOffset;\n offset = this.getDistanceFromCenterForValue(opts.ticks.reverse ? this.min : this.max);\n position = this.getPointPosition(i, offset);\n ctx.beginPath();\n ctx.moveTo(this.xCenter, this.yCenter);\n ctx.lineTo(position.x, position.y);\n ctx.stroke();\n }\n ctx.restore();\n }\n }\n drawBorder() {}\n drawLabels() {\n const ctx = this.ctx;\n const opts = this.options;\n const tickOpts = opts.ticks;\n if (!tickOpts.display) {\n return;\n }\n const startAngle = this.getIndexAngle(0);\n let offset, width;\n ctx.save();\n ctx.translate(this.xCenter, this.yCenter);\n ctx.rotate(startAngle);\n ctx.textAlign = 'center';\n ctx.textBaseline = 'middle';\n this.ticks.forEach((tick, index) => {\n if (index === 0 && !opts.reverse) {\n return;\n }\n const optsAtIndex = tickOpts.setContext(this.getContext(index));\n const tickFont = toFont(optsAtIndex.font);\n offset = this.getDistanceFromCenterForValue(this.ticks[index].value);\n if (optsAtIndex.showLabelBackdrop) {\n ctx.font = tickFont.string;\n width = ctx.measureText(tick.label).width;\n ctx.fillStyle = optsAtIndex.backdropColor;\n const padding = toPadding(optsAtIndex.backdropPadding);\n ctx.fillRect(\n -width / 2 - padding.left,\n -offset - tickFont.size / 2 - padding.top,\n width + padding.width,\n tickFont.size + padding.height\n );\n }\n renderText(ctx, tick.label, 0, -offset, tickFont, {\n color: optsAtIndex.color,\n });\n });\n ctx.restore();\n }\n drawTitle() {}\n}\nRadialLinearScale.id = 'radialLinear';\nRadialLinearScale.defaults = {\n display: true,\n animate: true,\n position: 'chartArea',\n angleLines: {\n display: true,\n lineWidth: 1,\n borderDash: [],\n borderDashOffset: 0.0\n },\n grid: {\n circular: false\n },\n startAngle: 0,\n ticks: {\n showLabelBackdrop: true,\n callback: Ticks.formatters.numeric\n },\n pointLabels: {\n backdropColor: undefined,\n backdropPadding: 2,\n display: true,\n font: {\n size: 10\n },\n callback(label) {\n return label;\n },\n padding: 5,\n centerPointLabels: false\n }\n};\nRadialLinearScale.defaultRoutes = {\n 'angleLines.color': 'borderColor',\n 'pointLabels.color': 'color',\n 'ticks.color': 'color'\n};\nRadialLinearScale.descriptors = {\n angleLines: {\n _fallback: 'grid'\n }\n};\n\nconst INTERVALS = {\n millisecond: {common: true, size: 1, steps: 1000},\n second: {common: true, size: 1000, steps: 60},\n minute: {common: true, size: 60000, steps: 60},\n hour: {common: true, size: 3600000, steps: 24},\n day: {common: true, size: 86400000, steps: 30},\n week: {common: false, size: 604800000, steps: 4},\n month: {common: true, size: 2.628e9, steps: 12},\n quarter: {common: false, size: 7.884e9, steps: 4},\n year: {common: true, size: 3.154e10}\n};\nconst UNITS = (Object.keys(INTERVALS));\nfunction sorter(a, b) {\n return a - b;\n}\nfunction parse(scale, input) {\n if (isNullOrUndef(input)) {\n return null;\n }\n const adapter = scale._adapter;\n const {parser, round, isoWeekday} = scale._parseOpts;\n let value = input;\n if (typeof parser === 'function') {\n value = parser(value);\n }\n if (!isNumberFinite(value)) {\n value = typeof parser === 'string'\n ? adapter.parse(value, parser)\n : adapter.parse(value);\n }\n if (value === null) {\n return null;\n }\n if (round) {\n value = round === 'week' && (isNumber(isoWeekday) || isoWeekday === true)\n ? adapter.startOf(value, 'isoWeek', isoWeekday)\n : adapter.startOf(value, round);\n }\n return +value;\n}\nfunction determineUnitForAutoTicks(minUnit, min, max, capacity) {\n const ilen = UNITS.length;\n for (let i = UNITS.indexOf(minUnit); i < ilen - 1; ++i) {\n const interval = INTERVALS[UNITS[i]];\n const factor = interval.steps ? interval.steps : Number.MAX_SAFE_INTEGER;\n if (interval.common && Math.ceil((max - min) / (factor * interval.size)) <= capacity) {\n return UNITS[i];\n }\n }\n return UNITS[ilen - 1];\n}\nfunction determineUnitForFormatting(scale, numTicks, minUnit, min, max) {\n for (let i = UNITS.length - 1; i >= UNITS.indexOf(minUnit); i--) {\n const unit = UNITS[i];\n if (INTERVALS[unit].common && scale._adapter.diff(max, min, unit) >= numTicks - 1) {\n return unit;\n }\n }\n return UNITS[minUnit ? UNITS.indexOf(minUnit) : 0];\n}\nfunction determineMajorUnit(unit) {\n for (let i = UNITS.indexOf(unit) + 1, ilen = UNITS.length; i < ilen; ++i) {\n if (INTERVALS[UNITS[i]].common) {\n return UNITS[i];\n }\n }\n}\nfunction addTick(ticks, time, timestamps) {\n if (!timestamps) {\n ticks[time] = true;\n } else if (timestamps.length) {\n const {lo, hi} = _lookup(timestamps, time);\n const timestamp = timestamps[lo] >= time ? timestamps[lo] : timestamps[hi];\n ticks[timestamp] = true;\n }\n}\nfunction setMajorTicks(scale, ticks, map, majorUnit) {\n const adapter = scale._adapter;\n const first = +adapter.startOf(ticks[0].value, majorUnit);\n const last = ticks[ticks.length - 1].value;\n let major, index;\n for (major = first; major <= last; major = +adapter.add(major, 1, majorUnit)) {\n index = map[major];\n if (index >= 0) {\n ticks[index].major = true;\n }\n }\n return ticks;\n}\nfunction ticksFromTimestamps(scale, values, majorUnit) {\n const ticks = [];\n const map = {};\n const ilen = values.length;\n let i, value;\n for (i = 0; i < ilen; ++i) {\n value = values[i];\n map[value] = i;\n ticks.push({\n value,\n major: false\n });\n }\n return (ilen === 0 || !majorUnit) ? ticks : setMajorTicks(scale, ticks, map, majorUnit);\n}\nclass TimeScale extends Scale {\n constructor(props) {\n super(props);\n this._cache = {\n data: [],\n labels: [],\n all: []\n };\n this._unit = 'day';\n this._majorUnit = undefined;\n this._offsets = {};\n this._normalized = false;\n this._parseOpts = undefined;\n }\n init(scaleOpts, opts) {\n const time = scaleOpts.time || (scaleOpts.time = {});\n const adapter = this._adapter = new adapters._date(scaleOpts.adapters.date);\n mergeIf(time.displayFormats, adapter.formats());\n this._parseOpts = {\n parser: time.parser,\n round: time.round,\n isoWeekday: time.isoWeekday\n };\n super.init(scaleOpts);\n this._normalized = opts.normalized;\n }\n parse(raw, index) {\n if (raw === undefined) {\n return null;\n }\n return parse(this, raw);\n }\n beforeLayout() {\n super.beforeLayout();\n this._cache = {\n data: [],\n labels: [],\n all: []\n };\n }\n determineDataLimits() {\n const options = this.options;\n const adapter = this._adapter;\n const unit = options.time.unit || 'day';\n let {min, max, minDefined, maxDefined} = this.getUserBounds();\n function _applyBounds(bounds) {\n if (!minDefined && !isNaN(bounds.min)) {\n min = Math.min(min, bounds.min);\n }\n if (!maxDefined && !isNaN(bounds.max)) {\n max = Math.max(max, bounds.max);\n }\n }\n if (!minDefined || !maxDefined) {\n _applyBounds(this._getLabelBounds());\n if (options.bounds !== 'ticks' || options.ticks.source !== 'labels') {\n _applyBounds(this.getMinMax(false));\n }\n }\n min = isNumberFinite(min) && !isNaN(min) ? min : +adapter.startOf(Date.now(), unit);\n max = isNumberFinite(max) && !isNaN(max) ? max : +adapter.endOf(Date.now(), unit) + 1;\n this.min = Math.min(min, max - 1);\n this.max = Math.max(min + 1, max);\n }\n _getLabelBounds() {\n const arr = this.getLabelTimestamps();\n let min = Number.POSITIVE_INFINITY;\n let max = Number.NEGATIVE_INFINITY;\n if (arr.length) {\n min = arr[0];\n max = arr[arr.length - 1];\n }\n return {min, max};\n }\n buildTicks() {\n const options = this.options;\n const timeOpts = options.time;\n const tickOpts = options.ticks;\n const timestamps = tickOpts.source === 'labels' ? this.getLabelTimestamps() : this._generate();\n if (options.bounds === 'ticks' && timestamps.length) {\n this.min = this._userMin || timestamps[0];\n this.max = this._userMax || timestamps[timestamps.length - 1];\n }\n const min = this.min;\n const max = this.max;\n const ticks = _filterBetween(timestamps, min, max);\n this._unit = timeOpts.unit || (tickOpts.autoSkip\n ? determineUnitForAutoTicks(timeOpts.minUnit, this.min, this.max, this._getLabelCapacity(min))\n : determineUnitForFormatting(this, ticks.length, timeOpts.minUnit, this.min, this.max));\n this._majorUnit = !tickOpts.major.enabled || this._unit === 'year' ? undefined\n : determineMajorUnit(this._unit);\n this.initOffsets(timestamps);\n if (options.reverse) {\n ticks.reverse();\n }\n return ticksFromTimestamps(this, ticks, this._majorUnit);\n }\n initOffsets(timestamps) {\n let start = 0;\n let end = 0;\n let first, last;\n if (this.options.offset && timestamps.length) {\n first = this.getDecimalForValue(timestamps[0]);\n if (timestamps.length === 1) {\n start = 1 - first;\n } else {\n start = (this.getDecimalForValue(timestamps[1]) - first) / 2;\n }\n last = this.getDecimalForValue(timestamps[timestamps.length - 1]);\n if (timestamps.length === 1) {\n end = last;\n } else {\n end = (last - this.getDecimalForValue(timestamps[timestamps.length - 2])) / 2;\n }\n }\n const limit = timestamps.length < 3 ? 0.5 : 0.25;\n start = _limitValue(start, 0, limit);\n end = _limitValue(end, 0, limit);\n this._offsets = {start, end, factor: 1 / (start + 1 + end)};\n }\n _generate() {\n const adapter = this._adapter;\n const min = this.min;\n const max = this.max;\n const options = this.options;\n const timeOpts = options.time;\n const minor = timeOpts.unit || determineUnitForAutoTicks(timeOpts.minUnit, min, max, this._getLabelCapacity(min));\n const stepSize = valueOrDefault(timeOpts.stepSize, 1);\n const weekday = minor === 'week' ? timeOpts.isoWeekday : false;\n const hasWeekday = isNumber(weekday) || weekday === true;\n const ticks = {};\n let first = min;\n let time, count;\n if (hasWeekday) {\n first = +adapter.startOf(first, 'isoWeek', weekday);\n }\n first = +adapter.startOf(first, hasWeekday ? 'day' : minor);\n if (adapter.diff(max, min, minor) > 100000 * stepSize) {\n throw new Error(min + ' and ' + max + ' are too far apart with stepSize of ' + stepSize + ' ' + minor);\n }\n const timestamps = options.ticks.source === 'data' && this.getDataTimestamps();\n for (time = first, count = 0; time < max; time = +adapter.add(time, stepSize, minor), count++) {\n addTick(ticks, time, timestamps);\n }\n if (time === max || options.bounds === 'ticks' || count === 1) {\n addTick(ticks, time, timestamps);\n }\n return Object.keys(ticks).sort((a, b) => a - b).map(x => +x);\n }\n getLabelForValue(value) {\n const adapter = this._adapter;\n const timeOpts = this.options.time;\n if (timeOpts.tooltipFormat) {\n return adapter.format(value, timeOpts.tooltipFormat);\n }\n return adapter.format(value, timeOpts.displayFormats.datetime);\n }\n _tickFormatFunction(time, index, ticks, format) {\n const options = this.options;\n const formats = options.time.displayFormats;\n const unit = this._unit;\n const majorUnit = this._majorUnit;\n const minorFormat = unit && formats[unit];\n const majorFormat = majorUnit && formats[majorUnit];\n const tick = ticks[index];\n const major = majorUnit && majorFormat && tick && tick.major;\n const label = this._adapter.format(time, format || (major ? majorFormat : minorFormat));\n const formatter = options.ticks.callback;\n return formatter ? callback(formatter, [label, index, ticks], this) : label;\n }\n generateTickLabels(ticks) {\n let i, ilen, tick;\n for (i = 0, ilen = ticks.length; i < ilen; ++i) {\n tick = ticks[i];\n tick.label = this._tickFormatFunction(tick.value, i, ticks);\n }\n }\n getDecimalForValue(value) {\n return value === null ? NaN : (value - this.min) / (this.max - this.min);\n }\n getPixelForValue(value) {\n const offsets = this._offsets;\n const pos = this.getDecimalForValue(value);\n return this.getPixelForDecimal((offsets.start + pos) * offsets.factor);\n }\n getValueForPixel(pixel) {\n const offsets = this._offsets;\n const pos = this.getDecimalForPixel(pixel) / offsets.factor - offsets.end;\n return this.min + pos * (this.max - this.min);\n }\n _getLabelSize(label) {\n const ticksOpts = this.options.ticks;\n const tickLabelWidth = this.ctx.measureText(label).width;\n const angle = toRadians(this.isHorizontal() ? ticksOpts.maxRotation : ticksOpts.minRotation);\n const cosRotation = Math.cos(angle);\n const sinRotation = Math.sin(angle);\n const tickFontSize = this._resolveTickFontOptions(0).size;\n return {\n w: (tickLabelWidth * cosRotation) + (tickFontSize * sinRotation),\n h: (tickLabelWidth * sinRotation) + (tickFontSize * cosRotation)\n };\n }\n _getLabelCapacity(exampleTime) {\n const timeOpts = this.options.time;\n const displayFormats = timeOpts.displayFormats;\n const format = displayFormats[timeOpts.unit] || displayFormats.millisecond;\n const exampleLabel = this._tickFormatFunction(exampleTime, 0, ticksFromTimestamps(this, [exampleTime], this._majorUnit), format);\n const size = this._getLabelSize(exampleLabel);\n const capacity = Math.floor(this.isHorizontal() ? this.width / size.w : this.height / size.h) - 1;\n return capacity > 0 ? capacity : 1;\n }\n getDataTimestamps() {\n let timestamps = this._cache.data || [];\n let i, ilen;\n if (timestamps.length) {\n return timestamps;\n }\n const metas = this.getMatchingVisibleMetas();\n if (this._normalized && metas.length) {\n return (this._cache.data = metas[0].controller.getAllParsedValues(this));\n }\n for (i = 0, ilen = metas.length; i < ilen; ++i) {\n timestamps = timestamps.concat(metas[i].controller.getAllParsedValues(this));\n }\n return (this._cache.data = this.normalize(timestamps));\n }\n getLabelTimestamps() {\n const timestamps = this._cache.labels || [];\n let i, ilen;\n if (timestamps.length) {\n return timestamps;\n }\n const labels = this.getLabels();\n for (i = 0, ilen = labels.length; i < ilen; ++i) {\n timestamps.push(parse(this, labels[i]));\n }\n return (this._cache.labels = this._normalized ? timestamps : this.normalize(timestamps));\n }\n normalize(values) {\n return _arrayUnique(values.sort(sorter));\n }\n}\nTimeScale.id = 'time';\nTimeScale.defaults = {\n bounds: 'data',\n adapters: {},\n time: {\n parser: false,\n unit: false,\n round: false,\n isoWeekday: false,\n minUnit: 'millisecond',\n displayFormats: {}\n },\n ticks: {\n source: 'auto',\n major: {\n enabled: false\n }\n }\n};\n\nfunction interpolate(table, val, reverse) {\n let lo = 0;\n let hi = table.length - 1;\n let prevSource, nextSource, prevTarget, nextTarget;\n if (reverse) {\n if (val >= table[lo].pos && val <= table[hi].pos) {\n ({lo, hi} = _lookupByKey(table, 'pos', val));\n }\n ({pos: prevSource, time: prevTarget} = table[lo]);\n ({pos: nextSource, time: nextTarget} = table[hi]);\n } else {\n if (val >= table[lo].time && val <= table[hi].time) {\n ({lo, hi} = _lookupByKey(table, 'time', val));\n }\n ({time: prevSource, pos: prevTarget} = table[lo]);\n ({time: nextSource, pos: nextTarget} = table[hi]);\n }\n const span = nextSource - prevSource;\n return span ? prevTarget + (nextTarget - prevTarget) * (val - prevSource) / span : prevTarget;\n}\nclass TimeSeriesScale extends TimeScale {\n constructor(props) {\n super(props);\n this._table = [];\n this._minPos = undefined;\n this._tableRange = undefined;\n }\n initOffsets() {\n const timestamps = this._getTimestampsForTable();\n const table = this._table = this.buildLookupTable(timestamps);\n this._minPos = interpolate(table, this.min);\n this._tableRange = interpolate(table, this.max) - this._minPos;\n super.initOffsets(timestamps);\n }\n buildLookupTable(timestamps) {\n const {min, max} = this;\n const items = [];\n const table = [];\n let i, ilen, prev, curr, next;\n for (i = 0, ilen = timestamps.length; i < ilen; ++i) {\n curr = timestamps[i];\n if (curr >= min && curr <= max) {\n items.push(curr);\n }\n }\n if (items.length < 2) {\n return [\n {time: min, pos: 0},\n {time: max, pos: 1}\n ];\n }\n for (i = 0, ilen = items.length; i < ilen; ++i) {\n next = items[i + 1];\n prev = items[i - 1];\n curr = items[i];\n if (Math.round((next + prev) / 2) !== curr) {\n table.push({time: curr, pos: i / (ilen - 1)});\n }\n }\n return table;\n }\n _getTimestampsForTable() {\n let timestamps = this._cache.all || [];\n if (timestamps.length) {\n return timestamps;\n }\n const data = this.getDataTimestamps();\n const label = this.getLabelTimestamps();\n if (data.length && label.length) {\n timestamps = this.normalize(data.concat(label));\n } else {\n timestamps = data.length ? data : label;\n }\n timestamps = this._cache.all = timestamps;\n return timestamps;\n }\n getDecimalForValue(value) {\n return (interpolate(this._table, value) - this._minPos) / this._tableRange;\n }\n getValueForPixel(pixel) {\n const offsets = this._offsets;\n const decimal = this.getDecimalForPixel(pixel) / offsets.factor - offsets.end;\n return interpolate(this._table, decimal * this._tableRange + this._minPos, true);\n }\n}\nTimeSeriesScale.id = 'timeseries';\nTimeSeriesScale.defaults = TimeScale.defaults;\n\nvar scales = /*#__PURE__*/Object.freeze({\n__proto__: null,\nCategoryScale: CategoryScale,\nLinearScale: LinearScale,\nLogarithmicScale: LogarithmicScale,\nRadialLinearScale: RadialLinearScale,\nTimeScale: TimeScale,\nTimeSeriesScale: TimeSeriesScale\n});\n\nconst registerables = [\n controllers,\n elements,\n plugins,\n scales,\n];\n\nexport { Animation, Animations, ArcElement, BarController, BarElement, BasePlatform, BasicPlatform, BubbleController, CategoryScale, Chart, DatasetController, plugin_decimation as Decimation, DomPlatform, DoughnutController, Element, plugin_filler as Filler, Interaction, plugin_legend as Legend, LineController, LineElement, LinearScale, LogarithmicScale, PieController, PointElement, PolarAreaController, RadarController, RadialLinearScale, Scale, ScatterController, plugin_subtitle as SubTitle, Ticks, TimeScale, TimeSeriesScale, plugin_title as Title, plugin_tooltip as Tooltip, adapters as _adapters, _detectPlatform, animator, controllers, elements, layouts, plugins, registerables, registry, scales };\n","import React, { forwardRef, useRef, useEffect } from 'react';\nimport { Chart as Chart$1, LineController, BarController, RadarController, DoughnutController, PolarAreaController, BubbleController, PieController, ScatterController } from 'chart.js';\n\nconst defaultDatasetIdKey = 'label';\nfunction reforwardRef(ref, value) {\n if (typeof ref === 'function') {\n ref(value);\n } else if (ref) {\n ref.current = value;\n }\n}\nfunction setOptions(chart, nextOptions) {\n chart.options = {\n ...nextOptions\n };\n}\nfunction setLabels(currentData, nextLabels) {\n currentData.labels = nextLabels;\n}\nfunction setDatasets(currentData, nextDatasets) {\n let datasetIdKey = arguments.length > 2 && arguments[2] !== void 0 ? arguments[2] : defaultDatasetIdKey;\n const addedDatasets = [];\n currentData.datasets = nextDatasets.map((nextDataset)=>{\n // given the new set, find it's current match\n const currentDataset = currentData.datasets.find((dataset)=>dataset[datasetIdKey] === nextDataset[datasetIdKey]\n );\n // There is no original to update, so simply add new one\n if (!currentDataset || !nextDataset.data || addedDatasets.includes(currentDataset)) {\n return {\n ...nextDataset\n };\n }\n addedDatasets.push(currentDataset);\n Object.assign(currentDataset, nextDataset);\n return currentDataset;\n });\n}\nfunction cloneData(data) {\n let datasetIdKey = arguments.length > 1 && arguments[1] !== void 0 ? arguments[1] : defaultDatasetIdKey;\n const nextData = {\n labels: [],\n datasets: []\n };\n setLabels(nextData, data.labels);\n setDatasets(nextData, data.datasets, datasetIdKey);\n return nextData;\n}\n/**\n * Get dataset from mouse click event\n * @param chart - Chart.js instance\n * @param event - Mouse click event\n * @returns Dataset\n */ function getDatasetAtEvent(chart, event) {\n return chart.getElementsAtEventForMode(event.nativeEvent, 'dataset', {\n intersect: true\n }, false);\n}\n/**\n * Get single dataset element from mouse click event\n * @param chart - Chart.js instance\n * @param event - Mouse click event\n * @returns Dataset\n */ function getElementAtEvent(chart, event) {\n return chart.getElementsAtEventForMode(event.nativeEvent, 'nearest', {\n intersect: true\n }, false);\n}\n/**\n * Get all dataset elements from mouse click event\n * @param chart - Chart.js instance\n * @param event - Mouse click event\n * @returns Dataset\n */ function getElementsAtEvent(chart, event) {\n return chart.getElementsAtEventForMode(event.nativeEvent, 'index', {\n intersect: true\n }, false);\n}\n\nfunction ChartComponent(param, ref) {\n let { height =150 , width =300 , redraw =false , datasetIdKey , type , data , options , plugins =[] , fallbackContent , ...props } = param;\n const canvasRef = useRef(null);\n const chartRef = useRef();\n const renderChart = ()=>{\n if (!canvasRef.current) return;\n chartRef.current = new Chart$1(canvasRef.current, {\n type,\n data: cloneData(data, datasetIdKey),\n options,\n plugins\n });\n reforwardRef(ref, chartRef.current);\n };\n const destroyChart = ()=>{\n reforwardRef(ref, null);\n if (chartRef.current) {\n chartRef.current.destroy();\n chartRef.current = null;\n }\n };\n useEffect(()=>{\n if (!redraw && chartRef.current && options) {\n setOptions(chartRef.current, options);\n }\n }, [\n redraw,\n options\n ]);\n useEffect(()=>{\n if (!redraw && chartRef.current) {\n setLabels(chartRef.current.config.data, data.labels);\n }\n }, [\n redraw,\n data.labels\n ]);\n useEffect(()=>{\n if (!redraw && chartRef.current && data.datasets) {\n setDatasets(chartRef.current.config.data, data.datasets, datasetIdKey);\n }\n }, [\n redraw,\n data.datasets\n ]);\n useEffect(()=>{\n if (!chartRef.current) return;\n if (redraw) {\n destroyChart();\n setTimeout(renderChart);\n } else {\n chartRef.current.update();\n }\n }, [\n redraw,\n options,\n data.labels,\n data.datasets\n ]);\n useEffect(()=>{\n renderChart();\n return ()=>destroyChart()\n ;\n }, []);\n return(/*#__PURE__*/ React.createElement(\"canvas\", Object.assign({\n ref: canvasRef,\n role: \"img\",\n height: height,\n width: width\n }, props), fallbackContent));\n}\nconst Chart = /*#__PURE__*/ forwardRef(ChartComponent);\n\nfunction createTypedChart(type, registerables) {\n Chart$1.register(registerables);\n return(/*#__PURE__*/ forwardRef((props, ref)=>/*#__PURE__*/ React.createElement(Chart, Object.assign({}, props, {\n ref: ref,\n type: type\n }))\n ));\n}\nconst Line = /* #__PURE__ */ createTypedChart('line', LineController);\nconst Bar = /* #__PURE__ */ createTypedChart('bar', BarController);\nconst Radar = /* #__PURE__ */ createTypedChart('radar', RadarController);\nconst Doughnut = /* #__PURE__ */ createTypedChart('doughnut', DoughnutController);\nconst PolarArea = /* #__PURE__ */ createTypedChart('polarArea', PolarAreaController);\nconst Bubble = /* #__PURE__ */ createTypedChart('bubble', BubbleController);\nconst Pie = /* #__PURE__ */ createTypedChart('pie', PieController);\nconst Scatter = /* #__PURE__ */ createTypedChart('scatter', ScatterController);\n\nexport { Bar, Bubble, Chart, Doughnut, Line, Pie, PolarArea, Radar, Scatter, getDatasetAtEvent, getElementAtEvent, getElementsAtEvent };\n//# sourceMappingURL=index.js.map\n","import * as React from \"react\";\r\nimport { Pie } from 'react-chartjs-2';\r\nimport { Chart, ArcElement } from 'chart.js'\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\n\r\nChart.register(ArcElement);\r\n\r\nexport const ResultsChartComponent = () => {\r\n\r\n const { state } = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n const FormatNumber = (num) => {\r\n if (num % 1 == 0) {\r\n return num\r\n } else {\r\n return num.toFixed(2)\r\n }\r\n }\r\n\r\n let data = {\r\n labels: [],\r\n datasets: [{\r\n label: '',\r\n data: [\r\n state.current ? state.currentTotalResults.WeeklyEstimatedSubsidy * state.costPage : state.futureTotalResults.WeeklyEstimatedSubsidy * state.costPage,\r\n state.current ? state.currentTotalResults.WeeklyOutOfPocketExpense * state.costPage : state.futureTotalResults.WeeklyOutOfPocketExpense * state.costPage\r\n ],\r\n backgroundColor: [\r\n 'rgb(35, 22, 115)',\r\n 'rgb(233, 24, 124)',\r\n ],\r\n hoverOffset: 4,\r\n }],\r\n }\r\n\r\n React.useEffect(() => {\r\n // Recalculate the charts data whenever the switch for current vs 7th march, or, weekly vs fortnightly is changed.\r\n data.datasets[0].data = [\r\n state.current ? state.currentTotalResults.WeeklyEstimatedSubsidy * state.costPage : state.futureTotalResults.WeeklyEstimatedSubsidy * state.costPage,\r\n state.current ? state.currentTotalResults.WeeklyOutOfPocketExpense * state.costPage : state.futureTotalResults.WeeklyOutOfPocketExpense * state.costPage\r\n ]\r\n }, [state.current, state.costPage])\r\n\r\n const [chartPage, setChartPage] = React.useState(1)\r\n\r\n return (\r\n \r\n \r\n );\r\n}","import * as React from \"react\";\r\nimport ReCAPTCHA from \"react-google-recaptcha\";\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\n\r\nconst recaptchaRef = React.createRef();\r\n\r\nexport const CcscEmailModal = () => {\r\n\r\n const {\r\n state,\r\n\t\tdispatch,\r\n\t\tSetEmail,\r\n\t\tCheckEmailFields,\r\n\t\tCheckPassword,\r\n\t\tCheckConfirmPassword,\r\n\t\tToggleEmailModal,\r\n\t\tToggleSignUp\r\n\t} = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n\t// Handle clicking the overlay outside the modal box\r\n\tconst OverlayClick = (e) => {\r\n\t\tif (e.target.id == 'ccsc-email-modal') {\r\n\t\t\tToggleEmailModal()\r\n\t\t}\r\n\t}\r\n\r\n return (\r\n\t\t\r\n\t\t\t OverlayClick(event)}\r\n\t\t\t>\r\n\t\t\t\t
\r\n\r\n \r\n );\r\n}","import * as React from \"react\";\r\nimport { ChildCareSubsidyCalculatorContext } from \"./context/ChildCareSubsidyCalculatorState\";\r\nimport { CcscEmailModal } from \"./CcscEmailModal\";\r\n\r\nexport const ResultsCostComponent = () => {\r\n\r\n const { state, dispatch, ToggleEmailModal } = React.useContext(ChildCareSubsidyCalculatorContext)\r\n\r\n const FormatNumber = (num) => {\r\n if (num % 1 == 0) {\r\n return num\r\n } else {\r\n return num.toFixed(2)\r\n\t\t}\r\n }\r\n\r\n return (\r\n \r\n {\r\n state.ChildDetails.map((child, index) => {\r\n return
\r\n \r\n\r\n
\r\n })\r\n\r\n\r\n } {/*End of child map*/}\r\n\r\n Child {index + 1}
\r\n\r\n {/*Age Options*/}\r\n \r\n What is the age of your child?\r\n
\r\n {(!!state.ChildErrors && !!state.ChildErrors[index] && !!state.ChildErrors[index].age) &&\r\n {state.ChildErrors[index].age}
\r\n }\r\n \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 0 })}\r\n className={state.ChildDetails[index].Age == 0 ? activeButton : inactiveButton}>\r\n Up to 12 months\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 1 })}\r\n className={state.ChildDetails[index].Age == 1 ? activeButton : inactiveButton}>\r\n 1 yr\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 2 })}\r\n className={state.ChildDetails[index].Age == 2 ? activeButton : inactiveButton}>\r\n 2 yrs\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 3 })}\r\n className={state.ChildDetails[index].Age == 3 ? activeButton : inactiveButton}>\r\n 3 yrs\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 4 })}\r\n className={state.ChildDetails[index].Age == 4 ? activeButton : inactiveButton}>\r\n 4 yrs\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 5 })}\r\n className={state.ChildDetails[index].Age == 5 ? activeButton : inactiveButton}>\r\n 5 yrs\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"Age\", value: 6 })}\r\n className={state.ChildDetails[index].Age == 6 ? activeButton : inactiveButton}>\r\n 6 yrs+\r\n\t\t\t\t\t \r\n
\r\n\r\n {/*Attending School*/}\r\n \r\n Is your child attending school?\r\n
\r\n {(!!state.ChildErrors && !!state.ChildErrors[index] && !!state.ChildErrors[index].school) &&\r\n {state.ChildErrors[index].school}
\r\n }\r\n \r\n SetChildAttribute({\r\n index: index, attribute: \"IsAttendingSchool\", value: true })}\r\n className={state.ChildDetails[index].IsAttendingSchool ? activeButton : inactiveButton}>\r\n Yes\r\n\t\t\t\t\t \r\n SetChildAttribute({ index: index, attribute: \"IsAttendingSchool\", value: false })}\r\n className={state.ChildDetails[index].IsAttendingSchool == false ? activeButton : inactiveButton}>\r\n No\r\n\t\t\t\t\t \r\n
\r\n\r\n {/*Care type*/}\r\n \r\n
\r\n \r\n\r\n \r\n What type of care does/will your child attend?\r\n
\r\n {(!!state.ChildErrors && !!state.ChildErrors[index] && !!state.ChildErrors[index].careType) &&\r\n {state.ChildErrors[index].careType}
\r\n }\r\n \r\n\r\n
\r\n\r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 0, type: \"IsSelected\", value: !state.ChildDetails[index].CareDetails[0].IsSelected })}\r\n className=\"focus:text-skin-heading text-skin-heading border-skin-heading rounded cursor-pointer\"\r\n id=\"check-childcare\"\r\n checked={state.ChildDetails[index].CareDetails[0].IsSelected}\r\n />\r\n \r\n
\r\n\r\n {/*Dropdown*/}\r\n \r\n
\r\n\r\n \r\n \r\n
\r\n\r\n \r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 0, type: \"DayAttendingCare\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\",\r\n }\r\n }}\r\n />\r\n \r\n 5\r\n
\r\n \r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 0, type: \"DailyTotalCareHours\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n 12\r\n
\r\n \r\n \r\n
\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 0, type: \"DailyTotalFees\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n $250\r\n
\r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 1, type: \"IsSelected\", value: !state.ChildDetails[index].CareDetails[1].IsSelected })}\r\n className=\"focus:text-skin-heading text-skin-heading border-skin-heading rounded cursor-pointer\"\r\n id=\"check-family-day-care\"\r\n checked={state.ChildDetails[index].CareDetails[1].IsSelected}\r\n />\r\n \r\n
\r\n\r\n {/*Dropdown*/}\r\n \r\n
\r\n \r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 1, type: \"DayAttendingCare\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n 5\r\n
\r\n \r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 1, type: \"DailyTotalCareHours\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n 12\r\n
\r\n \r\n \r\n
\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 1, type: \"DailyTotalFees\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n $250\r\n
\r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 2, type: \"IsSelected\", value: !state.ChildDetails[index].CareDetails[2].IsSelected })}\r\n className=\"focus:text-skin-heading text-skin-heading border-skin-heading rounded cursor-pointer\"\r\n id=\"check-outside-hours-care\"\r\n checked={state.ChildDetails[index].CareDetails[2].IsSelected}\r\n />\r\n \r\n
\r\n {/*Dropdown*/}\r\n \r\n
\r\n \r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 2, type: \"DayAttendingCare\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n 5\r\n
\r\n \r\n \r\n
\r\n\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 2, type: \"DailyTotalCareHours\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n 12\r\n
\r\n \r\n \r\n
\r\n \r\n SetChildSliderValue({ index: index, careTypeIndex: 2, type: \"DailyTotalFees\", value: x })}\r\n styles={{\r\n track: {\r\n width: '80%'\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\"\r\n }\r\n }}\r\n />\r\n $250\r\n
\r\n \r\n {state.ChildDetails.length < 5 &&\r\n \r\n }\r\n {state.ChildDetails.length > 1 &&\r\n \r\n }\r\n
\r\n\r\n \r\n\r\n \r\n\r\n {/*Describe Family*/}\r\n
\r\n \r\n
\r\n\r\n \r\n How would you describe your family?\r\n
\r\n {(!!state.ParentErrors && !!state.ParentErrors.parentCount) &&\r\n {state.ParentErrors.parentCount}
\r\n }\r\n \r\n dispatch({ type: \"SET_PARENT_COUNT\", payload: 1 })}\r\n className={state.ParentCount == 1 ? activeButton : inactiveButton}>\r\n Sole parent or guardian\r\n\t\t\t\t\t\r\n dispatch({ type: \"SET_PARENT_COUNT\", payload: 2 })}\r\n className={state.ParentCount == 2 ? activeButton : inactiveButton}>\r\n Couple\r\n\t\t\t\t\t\r\n
\r\n\r\n {/*Hours of Work*/}\r\n \r\n How many hours of work (the parent who does the least)?\r\n ![\"Info](\"/img/icons/circle-info-icon.svg\")
\r\n
\r\n \r\n \r\n
\r\n\r\n {/*Combined Income*/}\r\n \r\n {state.ActivityHours} hours per fortnight\r\n 49+\r\n
\r\n \r\n dispatch({type: \"SET_ACTIVITY_HOURS\", payload: x})}\r\n styles={{\r\n track: {\r\n width: '100%',\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\",\r\n }\r\n }}\r\n />\r\n
\r\n \r\n What is your estimated combined family income?\r\n \r\n
\r\n \r\n \r\n
\r\n\r\n {/*Location*/}\r\n \r\n ${state.CombinedIncome.toLocaleString()}\r\n $535,000+\r\n
\r\n \r\n dispatch({ type: \"SET_COMBINED_INCOME\", payload: x })}\r\n styles={{\r\n track: {\r\n width: '100%',\r\n },\r\n active: {\r\n backgroundColor: '#B1DCF1'\r\n },\r\n thumb: {\r\n width: 20,\r\n height: 20,\r\n border: \"2px solid #231673\",\r\n }\r\n }}\r\n />\r\n
\r\n \r\n
\r\n\r\n {/*Post Code Input*/}\r\n \r\n Where does your family live?\r\n
\r\n {(!!state.ParentErrors && !!state.ParentErrors.suburbid) &&\r\n {state.ParentErrors.suburbid}
\r\n }\r\n \r\n
\r\n\r\n {/*Email Address*/}\r\n {/*LOCATION
\r\n \r\n dispatch({ type: \"SET_SUBURB\", payload: value })} value={state.SuburbId} label={state.suburbLabel} />\r\n
\r\n */}\r\n {/*
*/}\r\n\r\n {/**/}\r\n {/* What is your email address?*/}\r\n {/*
*/}\r\n {/* {(!!state.ParentErrors && !!state.ParentErrors.email) &&*/}\r\n {/* {state.ParentErrors.email}
*/}\r\n {/* }*/}\r\n {/**/}\r\n {/*
*/}\r\n\r\n \r\n EMAIL
*/}\r\n {/* */}\r\n {/* SetEmail(event)}*/}\r\n {/* defaultValue={state.Email}*/}\r\n {/* type=\"email\"*/}\r\n {/* name=\"email\"*/}\r\n {/* className=\"enquiry-input\"*/}\r\n {/* placeholder=\"email@domain.com\"/>*/}\r\n \r\n {/*
*/}\r\n {/*\r\n
\r\n \r\n {state.currentBreakdown.length > 1 &&\r\n \r\n \r\n }\r\n
\r\n\r\n {chartPage == 1 &&\r\n setChartPage(1)} className={`inline pt-4 pb-2 cursor-pointer ${chartPage == 1 ? \"font-bold border-b-4 border-skin-site-menu-active\" : \"border-b-4 border-transparent\"}`}>total chart
\r\n setChartPage(2)} className={`inline pt-4 pb-2 cursor-pointer ${chartPage == 2 ? \"font-bold border-b-4 border-skin-site-menu-active\" : \"border-b-4 border-transparent\"}`}>breakdown
\r\n \r\n
\r\n }\r\n\r\n {/*Current Breakdown*/}\r\n {(chartPage == 2 && state.current ) &&\r\n state.currentBreakdown.map((child, index) => {\r\n return \r\n ESTIMATED SUBSIDY\r\n ${FormatNumber((state.current ? state.currentTotalResults.WeeklyEstimatedSubsidy : state.futureTotalResults.WeeklyEstimatedSubsidy) * state.costPage)}\r\n
\r\n \r\n OUT OF POCKET COSTS\r\n ${FormatNumber((state.current ? state.currentTotalResults.WeeklyOutOfPocketExpense : state.futureTotalResults.WeeklyOutOfPocketExpense) * state.costPage)}\r\n
\r\n \r\n
\r\n \r\n
\r\n })\r\n }\r\n\r\n {/*Future Breakdown*/}\r\n {(chartPage == 2 && !state.current) &&\r\n state.futureBreakdown.map((child, index) => {\r\n return Child {index + 1}
\r\n \r\n Total fees\r\n ${FormatNumber(child.WeeklyTotalFee * state.costPage)}\r\n
\r\n \r\n Estimated childcare subsidy\r\n ${FormatNumber(child.WeeklyEstimatedSubsidy * state.costPage)}\r\n
\r\n \r\n Out of pocket costs\r\n ${FormatNumber(child.WeeklyOutOfPocketExpense * state.costPage)}\r\n
\r\n {index != state.currentBreakdown.length - 1 && \r\n \r\n }\r\n \r\n
\r\n })\r\n }\r\n \r\n Child {index + 1}
\r\n \r\n Total fees\r\n ${FormatNumber(child.WeeklyTotalFee * state.costPage)}\r\n
\r\n \r\n Estimated childcare subsidy\r\n ${FormatNumber(child.WeeklyEstimatedSubsidy * state.costPage)}\r\n
\r\n \r\n Out of pocket costs\r\n ${FormatNumber(child.WeeklyOutOfPocketExpense * state.costPage)}\r\n
\r\n {index != state.futureBreakdown.length - 1 &&\r\n \r\n }\r\n \r\n\t\t\t\t\t
{/*End Modal Box*/}\r\n\r\n\r\n\r\n\t\t\t\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t
\r\n\r\n\t\t\t\t\t{/*Modal Body*/}\r\n\t\t\t\t\t\r\n\r\n\t\t\t\t\t\t
{/*End Modal Body*/}\r\n\r\n\t\t\t\t\r\n\t\t\t\t\t\t\tEmail Child Care Subsidy Estimate\r\n\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t{!state.sendSuccess &&\r\n\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t \r\n\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t \r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t{(!!state.sendErrors && state.sendErrors.length > 0) &&\r\n\t\t\t\t\t\t\t\t\t \r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t{state.sendSuccess &&\r\n\t\t\t\t\t\t\t
\r\n\r\n\t\t\t\t\t\t{/*Footer Buttons*/}\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\tEmail the Staging.CareforKids.com.au Child Care Subsidy Calculator to learn how much government support your family may be eligible to receive.\r\n\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t{(!!state.EmailErrors && !!state.EmailErrors.firstName) &&\r\n\t\t\t\t\t\t\t\t\t\t\t dispatch({type: \"SET_FIRST_NAME\", payload: event})}\r\n\t\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\t{state.EmailErrors.firstName}
\r\n\t\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t{(!!state.EmailErrors && !!state.EmailErrors.lastName) &&\r\n\t\t\t\t\t\t\t\t\t\t\t dispatch({ type: \"SET_LAST_NAME\", payload: event })}\r\n\t\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t{state.EmailErrors.lastName}
\r\n\t\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t{(!!state.EmailErrors && !!state.EmailErrors.email) &&\r\n\t\t\t\t\t\t\t\t\t\t SetEmail(event)}\r\n\t\t\t\t\t\t\t\t\t\tdefaultValue={state.Email}\r\n\t\t\t\t\t\t\t\t\t\ttype=\"email\"\r\n\t\t\t\t\t\t\t\t\t\tname=\"email\"\r\n\t\t\t\t\t\t\t\t\t\tclassName=\"enquiry-input\"\r\n\t\t\t\t\t\t\t\t\t\tplaceholder=\"email@domain.com\" />\r\n\t\t\t\t\t\t\t\t
\r\n\r\n\t\t\t\t\t\t\t\t{!state.IsParentLoggedIn &&\r\n\t\t\t\t\t\t\t\t{state.EmailErrors.email}
\r\n\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\tLike our Child Care Subsidy Calculator? Then you’re going to LOVE the rest of Staging.CareforKids.com.au!\r\n\t\t\t\t\t\t\t\t\t\tJoin our community and we’ll email your CCS estimate and grant you full access to our range of Member Services.\r\n\t\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t ToggleSignUp()}\r\n\t\t\t\t\t\t\t\t\t\t\tclassName=\"focus:text-skin-heading text-skin-heading border-skin-heading rounded cursor-pointer\"\r\n\t\t\t\t\t\t\t\t\t\t\tchecked={state.SignUp}\r\n\t\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t
\r\n\r\n\t\t\t\t\t\t\t\t\t{state.SignUp && \r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t{!!state.passwordError &&\r\n\t\t\t\t\t\t\t\t\t\t\t\t CheckPassword(event.target.value)}\r\n\t\t\t\t\t\t\t\t\t\t\t\tonChange={(event) => dispatch({ type: \"SET_PASSWORD\", payload: event.target.value })}\r\n\t\t\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\t\t{state.passwordError}
\r\n\t\t\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t{!!state.confirmPasswordError &&\r\n\t\t\t\t\t\t\t\t\t\t\t\t CheckConfirmPassword(event.target.value)}\r\n\t\t\t\t\t\t\t\t\t\t\t\tonChange={(event) => dispatch({type: \"SET_CONFIRM_PASSWORD\", payload: event.target.value})}\r\n\t\t\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\t\t{state.confirmPasswordError}
\r\n\t\t\t\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t{state.sendErrors.map((error) => {\r\n\t\t\t\t\t\t\t\t\t\treturn
\r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t{error}
\r\n\t\t\t\t\t\t\t\t\t})}\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t dispatch({ type: \"SET_RECAP_RESULT\", payload: token })}\r\n\t\t\t\t\t\t\t\t\t/>\r\n\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t
\r\n\t\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\tEmail has been sent succesfully!
\r\n\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t ToggleEmailModal()}\r\n\t\t\t\t\t\t\t\tdisabled={false}\r\n\t\t\t\t\t\t\t\tclassName={`button text-black`}\r\n\t\t\t\t\t\t\t>\r\n\t\t\t\t\t\t\t\t{state.sendSuccess && \r\n\t\t\t\t\t\t\t\t\tClose\r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\t{!state.sendSuccess &&\r\n\t\t\t\t\t\t\t\t\tCancel\r\n\t\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t{!state.sendSuccess &&\r\n\t\t\t\t\t\t\t\t CheckEmailFields()}\r\n\t\t\t\t\t\t\t\t\tclassName=\"button cta-primary\"\r\n\t\t\t\t\t\t\t\t>\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t![\"Spinner](\"/img/white-spinner.svg\")
sending...\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\tSend My CCS Estimate\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t
\r\n\r\n\r\n\t\t\t\t\tsending...\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\tSend My CCS Estimate\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t}\r\n\t\t\t\t\t\t\r\n {/*Switch for Weekly and Fortnightly*/}\r\n
\r\n \r\n
\r\n\r\n {/*Data area*/}\r\n dispatch({ type: \"SET_COST_PAGE\", payload: 1 })} className={`inline pt-4 pb-2 cursor-pointer ${state.costPage == 1 ? \"font-bold border-b-4 border-skin-site-menu-active\" : \"border-b-4 border-transparent\"}`}>weekly
\r\n dispatch({ type: \"SET_COST_PAGE\", payload: 2 })} className={`inline pt-4 pb-2 cursor-pointer ${state.costPage == 2 ? \"font-bold border-b-4 border-skin-site-menu-active\" : \"border-b-4 border-transparent\"}`}>fortnightly
\r\n \r\n
\r\n \r\n
\r\n \r\n TOTAL FEES\r\n \r\n
\r\n \r\n ${state.current ? FormatNumber(state.currentTotalResults.WeeklyTotalFee * state.costPage) : FormatNumber(state.futureTotalResults.WeeklyTotalFee * state.costPage)}\r\n
\r\n \r\n
\r\n \r\n
\r\n ESTIMATED SUBSIDY
\r\n ${state.current ? FormatNumber(state.currentTotalResults.WeeklyEstimatedSubsidy * state.costPage) : FormatNumber(state.futureTotalResults.WeeklyEstimatedSubsidy * state.costPage)}
\r\n \r\n
\r\n OUT OF POCKET COSTS
\r\n ${state.current ? FormatNumber(state.currentTotalResults.WeeklyOutOfPocketExpense * state.costPage) : FormatNumber(state.futureTotalResults.WeeklyOutOfPocketExpense * state.costPage)}
\r\n \r\n A further 5% of your subsidy entitlement (estimated at ${state.current ? FormatNumber(state.currentTotalResults.WeeklyWithHoldingAmount * state.costPage) : FormatNumber(state.futureTotalResults.WeeklyWithHoldingAmount * state.costPage)}) will be withheld by the government until your EOY annual reconciliation.\r\n
\r\n \r\n \r\n
\r\n {!!state.searchUrl &&\r\n \r\n \r\n Compare Childcare in Your Area\r\n \r\n
\r\n }\r\n \r\n Help & further information\r\n
\r\n \r\n\r\n ![\"Phone](\"/img/icons/phone-icon-black.svg\"){kind=icon}
\r\n ![\"External](\"/img/icons/external-link-icon.svg\"){kind=icon}
\r\n \r\n {state.futureBreakdown &&\r\n
\r\n \r\n
\r\n }\r\n\r\n \r\n \r\n
\r\n \r\n \r\n \r\n
\r\n \r\n \r\n {/*Cost Component*/}\r\n
\r\n\r\n \r\n \r\n\r\n
\r\n\r\n \r\n\r\n
\r\n\r\n \r\n ![\"Spinner](\"/img/navy-spinner.svg\")
Loading...\r\n }\r\n\r\n {(!state.loading || (state.loading && state.page == 2)) &&\r\n
\r\n \r\n Child care subsidy calculator\r\n\t\t\t
\r\n\r\n {/*If loading data from a hashId then don't show the first page, show loader*/}\r\n {(state.loading && state.page != 2) &&\r\nLoading...\r\n {/*Form Nav*/}\r\n
\r\n }\r\n \r\n
\r\n\r\n {/*Your Children*/}\r\n {(state.page == 1 && !state.loading) &&\r\n 1. Your children
\r\n 2. Family, income & work
\r\n 3. Results
\r\n \r\n
{/*End bottom buttons*/}\r\n \r\n
\r\n \r\n {(state.ChildDetails.length < 5 && state.page) == 1 &&\r\n
\r\n \r\n \r\n
\r\n }\r\n {state.page == 2 &&\r\n \r\n \r\n
\r\n }\r\n\r\n {state.page == 3 &&\r\n \r\n \r\n
\r\n }\r\n \r\n {state.page == 1 &&\r\n \r\n }\r\n {state.page == 2 &&\r\n \r\n }\r\n
\r\n \r\n By using our Child Care Subsidy (CCS) calculator you agree to our disclaimer and our terms and conditions and privacy policy\r\n\t\t
\r\n