From 5497f610de24c55738d5593a2b1db52dbe0b1cfc Mon Sep 17 00:00:00 2001 From: Rene Date: Sun, 22 Nov 2020 01:32:58 +0100 Subject: [PATCH] finalize SizeObserver and begin TrinsicObserver --- .../dist/overlayscrollbars.esm.js | 411 ++++++++++------ .../dist/overlayscrollbars.esm.js.map | 2 +- .../dist/overlayscrollbars.esm.min.js | 2 +- .../dist/overlayscrollbars.js | 439 ++++++++++++------ .../dist/overlayscrollbars.js.map | 2 +- .../dist/overlayscrollbars.min.js | 2 +- packages/overlayscrollbars/src/index.ts | 6 +- .../observers/SizeObserver.ts | 21 +- .../observers/TrinsicObserver.ts | 53 +++ .../overlayscrollbars/src/sizeobserver.scss | 3 + .../src/trinsicobserver.scss | 26 ++ .../puppeteer/SizeObserver/index.browser.ts | 2 +- .../types/environment/environment.d.ts | 14 +- packages/overlayscrollbars/types/index.d.ts | 3 +- .../observers/SizeObserver.d.ts | 1 + .../observers/TrinsicObserver.d.ts | 1 + .../observers/createSizeObserver.d.ts | 1 - .../types/support/dom/dimensions.d.ts | 5 +- .../types/support/dom/events.d.ts | 10 +- .../types/support/dom/index.d.ts | 9 +- .../types/support/dom/offset.d.ts | 5 +- .../types/support/utils/array.d.ts | 3 + 22 files changed, 710 insertions(+), 311 deletions(-) create mode 100644 packages/overlayscrollbars/src/trinsicobserver.scss create mode 100644 packages/overlayscrollbars/types/overlayscrollbars/observers/SizeObserver.d.ts create mode 100644 packages/overlayscrollbars/types/overlayscrollbars/observers/TrinsicObserver.d.ts delete mode 100644 packages/overlayscrollbars/types/overlayscrollbars/observers/createSizeObserver.d.ts diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js index 6efd00f..a4fb9a1 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js @@ -31,6 +31,9 @@ const removeAttr = (elm, attrName) => { function scrollLeft(elm, value) { return getSetProp('scrollLeft', 0, elm, value); } +function scrollTop(elm, value) { + return getSetProp('scrollTop', 0, elm, value); +} const rnothtmlwhite = /[^\x20\t\r\n\f]+/g; @@ -78,6 +81,13 @@ const from = (arr) => { }); return result; }; +const runEach = (arr) => { + if (arr instanceof Set) { + arr.forEach((fn) => fn && fn()); + } else { + each(arr, (fn) => fn && fn()); + } +}; const contents = (elm) => (elm ? from(elm.childNodes) : []); const parent = (elm) => (elm ? elm.parentElement : null); @@ -117,6 +127,9 @@ const before = (parentElm, preferredAnchor, insertedElms) => { const appendChildren = (node, children) => { before(node, null, children); }; +const prependChildren = (node, children) => { + before(node, node && node.firstChild, children); +}; const removeElements = (nodes) => { if (isArrayLike(nodes)) { each(from(nodes), (e) => removeElements(e)); @@ -160,6 +173,60 @@ const clientSize = (elm) => : zeroObj; const getBoundingClientRect = (elm) => elm.getBoundingClientRect(); +let passiveEventsSupport; + +const supportPassiveEvents = () => { + if (passiveEventsSupport === undefined) { + passiveEventsSupport = false; + + try { + window.addEventListener( + 'test', + null, + Object.defineProperty({}, 'passive', { + get: function () { + passiveEventsSupport = true; + }, + }) + ); + } catch (e) {} + } + + return passiveEventsSupport; +}; + +const off = (target, eventNames, listener, capture) => { + each(eventNames.split(' '), (eventName) => { + target.removeEventListener(eventName, listener, capture); + }); +}; +const on = (target, eventNames, listener, options) => { + const doSupportPassiveEvents = supportPassiveEvents(); + const passive = (doSupportPassiveEvents && options && options._passive) || false; + const capture = (options && options._capture) || false; + const once = (options && options._once) || false; + const offListeners = []; + const nativeOptions = doSupportPassiveEvents + ? { + passive, + capture, + } + : capture; + each(eventNames.split(' '), (eventName) => { + const finalListener = once + ? (evt) => { + target.removeEventListener(eventName, finalListener, capture); + listener && listener(evt); + } + : listener; + offListeners.push(off.bind(null, target, eventName, finalListener, capture)); + target.addEventListener(eventName, finalListener, nativeOptions); + }); + return runEach.bind(0, offListeners); +}; +const stopPropagation = (evt) => evt.stopPropagation(); +const preventDefault = (evt) => evt.preventDefault(); + const hasOwnProperty = (obj, prop) => Object.prototype.hasOwnProperty.call(obj, prop); const keys = (obj) => (obj ? Object.keys(obj) : []); @@ -228,44 +295,6 @@ const absoluteCoordinates = (elm) => { : zeroObj$1; }; -function _classPrivateFieldGet(receiver, privateMap) { - var descriptor = privateMap.get(receiver); - - if (!descriptor) { - throw new TypeError('attempted to get private field on non-instance'); - } - - if (descriptor.get) { - return descriptor.get.call(receiver); - } - - return descriptor.value; -} - -var classPrivateFieldGet = _classPrivateFieldGet; - -function _classPrivateFieldSet(receiver, privateMap, value) { - var descriptor = privateMap.get(receiver); - - if (!descriptor) { - throw new TypeError('attempted to set private field on non-instance'); - } - - if (descriptor.set) { - descriptor.set.call(receiver, value); - } else { - if (!descriptor.writable) { - throw new TypeError('attempted to set read only private field'); - } - - descriptor.value = value; - } - - return value; -} - -var classPrivateFieldSet = _classPrivateFieldSet; - const firstLetterToUpper = (str) => str.charAt(0).toUpperCase() + str.slice(1); const jsPrefixes = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms']; const jsCache = {}; @@ -334,10 +363,11 @@ const optionsTemplateTypes = ['boolean', 'number', 'string', 'array', 'object', return result; }, {}); +let environmentInstance; const { abs, round } = Math; -const envornmentElmId = 'os-envornment'; +const environmentElmId = 'os-environment'; -const nativeScrollbarSize = (body, measureElm) => { +const getNativeScrollbarSize = (body, measureElm) => { appendChildren(body, measureElm); const cSize = clientSize(measureElm); const oSize = offsetSize(measureElm); @@ -347,7 +377,7 @@ const nativeScrollbarSize = (body, measureElm) => { }; }; -const nativeScrollbarStyling = (testElm) => { +const getNativeScrollbarStyling = (testElm) => { let result = false; addClass(testElm, 'os-viewport-native-scrollbars-invisible'); @@ -359,7 +389,7 @@ const nativeScrollbarStyling = (testElm) => { return result; }; -const rtlScrollBehavior = (parentElm, childElm) => { +const getRtlScrollBehavior = (parentElm, childElm) => { const strHidden = 'hidden'; style(parentElm, { overflowX: strHidden, @@ -377,25 +407,7 @@ const rtlScrollBehavior = (parentElm, childElm) => { }; }; -const passiveEvents = () => { - let supportsPassive = false; - - try { - window.addEventListener( - 'test', - null, - Object.defineProperty({}, 'passive', { - get: function () { - supportsPassive = true; - }, - }) - ); - } catch (e) {} - - return supportsPassive; -}; - -const windowDPR = () => { +const getWindowDPR = () => { const dDPI = window.screen.deviceXDPI || 0; const sDPI = window.screen.logicalXDPI || 1; return window.devicePixelRatio || dDPI / sDPI; @@ -407,96 +419,225 @@ const diffBiggerThanOne = (valOne, valTwo) => { return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo); }; -var _onChangedListener = new WeakMap(); +const createEnvironment = () => { + const { body } = document; + const envDOM = createDOM(`
`); + const envElm = envDOM[0]; + const envChildElm = envElm.firstChild; + const onChangedListener = new Set(); + const nativeScrollBarSize = getNativeScrollbarSize(body, envElm); + const nativeScrollbarIsOverlaid = { + x: nativeScrollBarSize.x === 0, + y: nativeScrollBarSize.y === 0, + }; + const env = { + _autoUpdateLoop: false, + _nativeScrollbarSize: nativeScrollBarSize, + _nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid, + _nativeScrollbarStyling: getNativeScrollbarStyling(envElm), + _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm), -class Environment { - constructor() { - _onChangedListener.set(this, { - writable: true, - value: void 0, - }); + _addListener(listener) { + onChangedListener.add(listener); + }, - classPrivateFieldSet(this, _onChangedListener, new Set()); + _removeListener(listener) { + onChangedListener.delete(listener); + }, + }; + removeAttr(envElm, 'style'); + removeElements(envElm); - const _self = this; + if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) { + let size = windowSize(); + let dpr = getWindowDPR(); + let scrollbarSize = nativeScrollBarSize; + window.addEventListener('resize', () => { + if (onChangedListener.size) { + const sizeNew = windowSize(); + const deltaSize = { + w: sizeNew.w - size.w, + h: sizeNew.h - size.h, + }; + if (deltaSize.w === 0 && deltaSize.h === 0) return; + const deltaAbsSize = { + w: abs(deltaSize.w), + h: abs(deltaSize.h), + }; + const deltaAbsRatio = { + w: abs(round(sizeNew.w / (size.w / 100.0))), + h: abs(round(sizeNew.h / (size.h / 100.0))), + }; + const dprNew = getWindowDPR(); + const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2; + const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h); + const dprChanged = dprNew !== dpr && dpr > 0; + const isZoom = deltaIsBigger && difference && dprChanged; - const { body } = document; - const envDOM = createDOM(`
`); - const envElm = envDOM[0]; - const envChildElm = envElm.firstChild; - const nScrollBarSize = nativeScrollbarSize(body, envElm); - const nativeScrollbarIsOverlaid = { - x: nScrollBarSize.x === 0, - y: nScrollBarSize.y === 0, - }; - _self._autoUpdateLoop = false; - _self._nativeScrollbarSize = nScrollBarSize; - _self._nativeScrollbarIsOverlaid = nativeScrollbarIsOverlaid; - _self._nativeScrollbarStyling = nativeScrollbarStyling(envElm); - _self._rtlScrollBehavior = rtlScrollBehavior(envElm, envChildElm); - _self._supportPassiveEvents = passiveEvents(); - _self._supportResizeObserver = !!jsAPI('ResizeObserver'); - removeAttr(envElm, 'style'); - removeElements(envElm); + if (isZoom) { + const newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm)); + removeElements(envElm); - if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) { - let size = windowSize(); - let dpr = windowDPR(); - - const onChangedListener = classPrivateFieldGet(this, _onChangedListener); - - window.addEventListener('resize', () => { - if (onChangedListener.size) { - const sizeNew = windowSize(); - const deltaSize = { - w: sizeNew.w - size.w, - h: sizeNew.h - size.h, - }; - if (deltaSize.w === 0 && deltaSize.h === 0) return; - const deltaAbsSize = { - w: abs(deltaSize.w), - h: abs(deltaSize.h), - }; - const deltaAbsRatio = { - w: abs(round(sizeNew.w / (size.w / 100.0))), - h: abs(round(sizeNew.h / (size.h / 100.0))), - }; - const dprNew = windowDPR(); - const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2; - const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h); - const dprChanged = dprNew !== dpr && dpr > 0; - const isZoom = deltaIsBigger && difference && dprChanged; - const oldScrollbarSize = _self._nativeScrollbarSize; - let newScrollbarSize; - - if (isZoom) { - newScrollbarSize = _self._nativeScrollbarSize = nativeScrollbarSize(body, envElm); - removeElements(envElm); - - if (oldScrollbarSize.x !== newScrollbarSize.x || oldScrollbarSize.y !== newScrollbarSize.y) { - onChangedListener.forEach((listener) => listener && listener(_self)); - } + if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) { + runEach(onChangedListener); } - size = sizeNew; - dpr = dprNew; + scrollbarSize = newScrollbarSize; } - }); + + size = sizeNew; + dpr = dprNew; + } + }); + } + + return env; +}; + +const getEnvironment = () => { + if (!environmentInstance) { + environmentInstance = createEnvironment(); + } + + return environmentInstance; +}; + +const animationStartEventName = 'animationstart'; +const scrollEventName = 'scroll'; +const scrollAmount = 3333333; +const ResizeObserverConstructor = jsAPI('ResizeObserver'); +const classNameSizeObserver = 'os-size-observer'; +const classNameSizeObserverListener = `${classNameSizeObserver}-listener`; +const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`; +const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`; +const cAF = cancelAnimationFrame; +const rAF = requestAnimationFrame; + +const getDirection = (elm) => style(elm, 'direction'); + +const createSizeObserver = (target, onSizeChangedCallback, direction) => { + const rtlScrollBehavior = getEnvironment()._rtlScrollBehavior; + + const baseElements = createDOM(`
`); + const sizeObserver = baseElements[0]; + const listenerElement = sizeObserver.firstChild; + + const onSizeChangedCallbackProxy = (dir) => { + if (direction) { + const rtl = getDirection(sizeObserver) === 'rtl'; + scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount); + scrollTop(sizeObserver, scrollAmount); } + + onSizeChangedCallback(dir === true); + }; + + const offListeners = []; + let appearCallback = onSizeChangedCallbackProxy; + + if (ResizeObserverConstructor) { + const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy); + resizeObserverInstance.observe(listenerElement); + } else { + const observerElementChildren = createDOM( + `
` + ); + appendChildren(listenerElement, observerElementChildren); + const observerElementChildrenRoot = observerElementChildren[0]; + const shrinkElement = observerElementChildrenRoot.lastChild; + const expandElement = observerElementChildrenRoot.firstChild; + const expandElementChild = expandElement == null ? void 0 : expandElement.firstChild; + let cacheSize = offsetSize(listenerElement); + let currSize = cacheSize; + let isDirty = false; + let rAFId; + + const reset = () => { + scrollLeft(expandElement, scrollAmount); + scrollTop(expandElement, scrollAmount); + scrollLeft(shrinkElement, scrollAmount); + scrollTop(shrinkElement, scrollAmount); + }; + + const onResized = function onResized() { + rAFId = 0; + if (!isDirty) return; + cacheSize = currSize; + onSizeChangedCallbackProxy(); + }; + + const onScroll = (scrollEvent) => { + currSize = offsetSize(listenerElement); + isDirty = !scrollEvent || currSize.w !== cacheSize.w || currSize.h !== cacheSize.h; + + if (scrollEvent && isDirty && !rAFId) { + cAF(rAFId); + rAFId = rAF(onResized); + } else if (!scrollEvent) onResized(); + + reset(); + + if (scrollEvent) { + preventDefault(scrollEvent); + stopPropagation(scrollEvent); + } + + return false; + }; + + offListeners.push(on(expandElement, scrollEventName, onScroll)); + offListeners.push(on(shrinkElement, scrollEventName, onScroll)); + style(expandElementChild, { + width: scrollAmount, + height: scrollAmount, + }); + reset(); + appearCallback = onScroll; } - addListener(listener) { - classPrivateFieldGet(this, _onChangedListener).add(listener); + if (direction) { + let dirCache; + offListeners.push( + on(sizeObserver, scrollEventName, (event) => { + const dir = getDirection(sizeObserver); + const changed = dir !== dirCache; + + if (changed) { + if (dir === 'rtl') { + style(listenerElement, { + left: 'auto', + right: 0, + }); + } else { + style(listenerElement, { + left: 0, + right: 'auto', + }); + } + + dirCache = dir; + onSizeChangedCallbackProxy(true); + } + + preventDefault(event); + stopPropagation(event); + return false; + }) + ); } - removeListener(listener) { - classPrivateFieldGet(this, _onChangedListener).delete(listener); - } -} + offListeners.push(on(sizeObserver, animationStartEventName, appearCallback)); + prependChildren(target, sizeObserver); + return () => { + runEach(offListeners); + removeElements(sizeObserver); + }; +}; var index = () => { return [ - new Environment(), + getEnvironment(), + createSizeObserver(document.body, () => {}), createDOM( '\
\ diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map index b44b784..66b2624 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.esm.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/utils/types.ts","../src/support/dom/attribute.ts","../src/support/dom/class.ts","../src/support/utils/array.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/dom/dimensions.ts","../src/support/utils/object.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../../../node_modules/@babel/runtime/helpers/classPrivateFieldGet.js","../../../node_modules/@babel/runtime/helpers/classPrivateFieldSet.js","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/environment/environment.ts","../src/index.ts"],"sourcesContent":["import { PlainObject } from 'typings';\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n if (obj === undefined) return `${obj}`;\r\n if (obj === null) return `${obj}`;\r\n return Object.prototype.toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n};\r\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport function isArrayLike(obj: any): obj is ArrayLike {\r\n const length = !!obj && obj.length;\r\n return isArray(obj) || (!isFunction(obj) && isNumber(length) && length > -1 && length % 1 == 0); // eslint-disable-line eqeqeq\r\n}\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isPlainObject(obj: any): obj is PlainObject {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const proto = 'prototype';\r\n const { hasOwnProperty } = Object[proto];\r\n const hasOwnConstructor = hasOwnProperty.call(obj, 'constructor');\r\n const hasIsPrototypeOf = obj.constructor && obj.constructor[proto] && hasOwnProperty.call(obj.constructor[proto], 'isPrototypeOf');\r\n\r\n if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n}\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instaceOfRightHandSide = window.HTMLElement;\r\n const doInstanceOf = isObject(instaceOfRightHandSide) || isFunction(instaceOfRightHandSide);\r\n return !!(doInstanceOf ? obj instanceof instaceOfRightHandSide : obj && isObject(obj) && obj.nodeType === 1 && isString(obj.nodeName));\r\n}\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isEmptyObject(obj: any): boolean {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n}\r\n","import { isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\nfunction getSetProp(\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | null,\r\n value?: number | string\r\n): number | string | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && (elm[topLeft] = value);\r\n}\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport function attr(elm: HTMLElement | null, attrName: string): string | null;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value: string): void;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value?: string): string | null | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | null, attrName: string): void => {\r\n elm?.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport function scrollLeft(elm: HTMLElement | null): number;\r\nexport function scrollLeft(elm: HTMLElement | null, value: number): void;\r\nexport function scrollLeft(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollLeft', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport function scrollTop(elm: HTMLElement | null): number;\r\nexport function scrollTop(elm: HTMLElement | null, value: number): void;\r\nexport function scrollTop(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollTop', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport function val(elm: HTMLInputElement | null): string;\r\nexport function val(elm: HTMLInputElement | null, value: string): void;\r\nexport function val(elm: HTMLInputElement | null, value?: string): string | void {\r\n return getSetProp('value', '', elm, value) as string;\r\n}\r\n","import { isString } from 'support/utils/types';\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (elm: Element | null, className: string, action: (elmClassList: DOMTokenList, clazz: string) => boolean | void): boolean => {\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (elm && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = (action(elm.classList, clazz) as boolean) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: Element | null, className: string): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n */\r\nexport const addClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n};\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(obj: PlainObject | null, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject | null;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null,\r\n callback: (value: T | any, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | null {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: Array, item: T, fromIndex?: number): number => arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr: ArrayLike) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n each(arr, (elm) => {\r\n result.push(elm);\r\n });\r\n return result;\r\n};\r\n","import { each, from } from 'support/utils/array';\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const find = (selector: string, elm?: Element | null): ReadonlyArray => {\r\n const arr: Array = [];\r\n\r\n each((elm || document).querySelectorAll(selector), (e: Element) => {\r\n arr.push(e);\r\n });\r\n\r\n return arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const findFirst = (selector: string, elm?: Element | null): Element | null => (elm || document).querySelector(selector);\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nexport const is = (elm: Element | null, selector: string): boolean => (elm ? elm.matches(selector) : false);\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nexport const children = (elm: Element | null, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n each(elm && elm.children, (child: Element) => {\r\n if (selector) {\r\n if (child.matches(selector)) {\r\n childs.push(child);\r\n }\r\n } else {\r\n childs.push(child);\r\n }\r\n });\r\n\r\n return childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nexport const contents = (elm: Element | null): ReadonlyArray => (elm ? from(elm.childNodes) : []);\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nexport const parent = (elm: Node | null): Node | null => (elm ? elm.parentElement : null);\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | undefined | null;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (parentElm: Node | null, preferredAnchor: Node | null, insertedElms: NodeCollection): void => {\r\n if (insertedElms) {\r\n let anchor: Node | null = preferredAnchor;\r\n let fragment: DocumentFragment | Node | undefined | null;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (): HTMLDivElement => document.createElement('div');\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { WH } from 'support/dom';\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean => !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the offset- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the offset- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | null): boolean => (elm ? elementHasDimensions(elm as HTMLElement) : false);\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean => Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T & U & V & W & X & Y;\r\nexport function assignDeep(\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n}\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype CssStyles = { [key: string]: string | number };\r\nconst cssNumber = {\r\n animationiterationcount: 1,\r\n columncount: 1,\r\n fillopacity: 1,\r\n flexgrow: 1,\r\n flexshrink: 1,\r\n fontweight: 1,\r\n lineheight: 1,\r\n opacity: 1,\r\n order: 1,\r\n orphans: 1,\r\n widows: 1,\r\n zindex: 1,\r\n zoom: 1,\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];\r\nconst setCSSVal = (elm: HTMLElement | null, prop: string, val: string | number): void => {\r\n try {\r\n if (elm && elm.style[prop] !== undefined) {\r\n elm.style[prop] = adaptCSSVal(prop, val);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(elm: HTMLElement | null, styles: CssStyles): void;\r\nexport function style(elm: HTMLElement | null, styles: string): string;\r\nexport function style(elm: HTMLElement | null, styles: Array | string): { [key: string]: string };\r\nexport function style(elm: HTMLElement | null, styles: CssStyles | Array | string): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\nimport { XY } from 'support/dom';\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","function _classPrivateFieldGet(receiver, privateMap) {\n var descriptor = privateMap.get(receiver);\n\n if (!descriptor) {\n throw new TypeError(\"attempted to get private field on non-instance\");\n }\n\n if (descriptor.get) {\n return descriptor.get.call(receiver);\n }\n\n return descriptor.value;\n}\n\nmodule.exports = _classPrivateFieldGet;","function _classPrivateFieldSet(receiver, privateMap, value) {\n var descriptor = privateMap.get(receiver);\n\n if (!descriptor) {\n throw new TypeError(\"attempted to set private field on non-instance\");\n }\n\n if (descriptor.set) {\n descriptor.set.call(receiver, value);\n } else {\n if (!descriptor.writable) {\n throw new TypeError(\"attempted to set read only private field\");\n }\n\n descriptor.value = value;\n }\n\n return value;\n}\n\nmodule.exports = _classPrivateFieldSet;","import { each, hasOwnProperty } from 'support/utils';\r\nimport { createDiv } from 'support/dom';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without, or undefined if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string | undefined => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n result = resultPossibilities.find((resultPossibility: string) => elmStyle[resultPossibility] !== undefined);\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported wuthout, or undefined if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string | undefined => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const resizeObserver: any | undefined = jsAPI('ResizeObserver');\r\n","function _extends() {\n module.exports = _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n };\n\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","import { each, indexOf, hasOwnProperty, keys } from 'support/utils';\r\nimport { type, isArray, isUndefined, isEmptyObject, isPlainObject, isString } from 'support/utils/types';\r\nimport { OptionsTemplate, OptionsTemplateTypes, OptionsTemplateType, Func, OptionsValidatedResult } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\n\r\nconst { stringify } = JSON;\r\n\r\n/**\r\n * A prefix and suffix tuple which serves as recognition pattern for template types.\r\n */\r\nconst templateTypePrefixSuffix: readonly [string, string] = ['__TPL_', '_TYPE__'];\r\n/**\r\n * A object which serves as a mapping for \"normal\" types and template types.\r\n * Key = normal type string\r\n * value = template type string\r\n */\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(\r\n (result, item) => {\r\n result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];\r\n return result;\r\n },\r\n {} as OptionsTemplateTypesDictionary\r\n);\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff: T,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidatedResult => {\r\n const validatedOptions: T = {} as T;\r\n const optionsCopy: T = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsDiffValue: any = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array = template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const validatedResult = validateRecursive(optionsValue, templateValue as PlainObject, optionsDiffValue, doWriteErrors, propPrefix + prop);\r\n validatedOptions[prop] = validatedResult.validated;\r\n optionsCopy[prop] = validatedResult.foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n const isEnumString = indexOf(Object.values(optionsTemplateTypes), currTemplateType) < 0;\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n errorEnumStrings.push(...enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n errorPossibleTypes.push(isEnumString ? optionsTemplateTypes.string : currTemplateType);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n const doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);\r\n if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {\r\n validatedOptions[prop] = optionsValue;\r\n }\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${errorEnumStrings.length > 0 ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].` : ''}`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return {\r\n foreign: optionsCopy,\r\n validated: validatedOptions,\r\n };\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validate = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff?: T,\r\n doWriteErrors?: boolean\r\n): OptionsValidatedResult => {\r\n /*\r\n if (!isEmptyObject(foreign) && doWriteErrors)\r\n console.warn(`The following options are discarded due to invalidity:\\r\\n ${window.JSON.stringify(foreign, null, 2)}`);\r\n\r\n //add values, which aren't specified in the template, to the finished validated object to prevent them from being discarded\r\n if (keepForeignProps) {\r\n Object.assign(result.validated, foreign);\r\n }\r\n */\r\n return validateRecursive(options, template, optionsDiff || ({} as T), doWriteErrors || false);\r\n};\r\n\r\nexport { validate, optionsTemplateTypes };\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType; // eslint-disable-line @typescript-eslint/ban-types\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n jsAPI,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n windowSize,\r\n} from 'support';\r\n\r\ntype OnEnvironmentChanged = (env: Environment) => void;\r\n\r\nconst { abs, round } = Math;\r\nconst envornmentElmId = 'os-envornment';\r\n\r\nconst nativeScrollbarSize = (body: HTMLElement, measureElm: HTMLElement): XY => {\r\n appendChildren(body, measureElm);\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h,\r\n y: oSize.w - cSize.w,\r\n };\r\n};\r\n\r\nconst nativeScrollbarStyling = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n addClass(testElm, 'os-viewport-native-scrollbars-invisible');\r\n try {\r\n result =\r\n style(testElm, 'scrollbar-width') === 'none' || window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';\r\n } catch (ex) {}\r\n\r\n return result;\r\n};\r\n\r\nconst rtlScrollBehavior = (parentElm: HTMLElement, childElm: HTMLElement): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst passiveEvents = (): boolean => {\r\n let supportsPassive = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get: function () {\r\n supportsPassive = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n return supportsPassive;\r\n};\r\n\r\nconst windowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport class Environment {\r\n #onChangedListener: Set = new Set();\r\n\r\n _autoUpdateLoop!: boolean;\r\n\r\n _nativeScrollbarSize!: XY;\r\n\r\n _nativeScrollbarIsOverlaid!: XY;\r\n\r\n _nativeScrollbarStyling!: boolean;\r\n\r\n _rtlScrollBehavior!: { n: boolean; i: boolean };\r\n\r\n _supportPassiveEvents!: boolean;\r\n\r\n _supportResizeObserver!: boolean;\r\n\r\n constructor() {\r\n const _self = this;\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n\r\n const nScrollBarSize = nativeScrollbarSize(body, envElm);\r\n const nativeScrollbarIsOverlaid = {\r\n x: nScrollBarSize.x === 0,\r\n y: nScrollBarSize.y === 0,\r\n };\r\n\r\n _self._autoUpdateLoop = false;\r\n _self._nativeScrollbarSize = nScrollBarSize;\r\n _self._nativeScrollbarIsOverlaid = nativeScrollbarIsOverlaid;\r\n _self._nativeScrollbarStyling = nativeScrollbarStyling(envElm);\r\n _self._rtlScrollBehavior = rtlScrollBehavior(envElm, envChildElm);\r\n _self._supportPassiveEvents = passiveEvents();\r\n _self._supportResizeObserver = !!jsAPI('ResizeObserver');\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) {\r\n let size = windowSize();\r\n let dpr = windowDPR();\r\n const onChangedListener = this.#onChangedListener;\r\n\r\n window.addEventListener('resize', () => {\r\n if (onChangedListener.size) {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) return;\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = windowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dpr > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n const oldScrollbarSize = _self._nativeScrollbarSize;\r\n let newScrollbarSize;\r\n\r\n if (isZoom) {\r\n newScrollbarSize = _self._nativeScrollbarSize = nativeScrollbarSize(body, envElm);\r\n removeElements(envElm);\r\n\r\n if (oldScrollbarSize.x !== newScrollbarSize.x || oldScrollbarSize.y !== newScrollbarSize.y) {\r\n onChangedListener.forEach((listener) => listener && listener(_self));\r\n }\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n }\r\n });\r\n }\r\n }\r\n\r\n addListener(listener: OnEnvironmentChanged): void {\r\n this.#onChangedListener.add(listener);\r\n }\r\n\r\n removeListener(listener: OnEnvironmentChanged): void {\r\n this.#onChangedListener.delete(listener);\r\n }\r\n}\r\n","import { createDOM } from 'support/dom';\r\nimport { Environment } from 'environment';\r\n\r\nconst abc = {\r\n a: 1,\r\n b: 1,\r\n c: 1,\r\n};\r\n\r\nexport default () => {\r\n return [\r\n new Environment(),\r\n createDOM(\r\n '\\\r\n
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\ No newline at end of file +{"version":3,"file":"overlayscrollbars.esm.js","sources":["../src/support/utils/types.ts","../src/support/dom/attribute.ts","../src/support/dom/class.ts","../src/support/utils/array.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/utils/object.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/environment/environment.ts","../src/overlayscrollbars/observers/SizeObserver.ts","../src/index.ts"],"sourcesContent":["import { PlainObject } from 'typings';\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n if (obj === undefined) return `${obj}`;\r\n if (obj === null) return `${obj}`;\r\n return Object.prototype.toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n};\r\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport function isArrayLike(obj: any): obj is ArrayLike {\r\n const length = !!obj && obj.length;\r\n return isArray(obj) || (!isFunction(obj) && isNumber(length) && length > -1 && length % 1 == 0); // eslint-disable-line eqeqeq\r\n}\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isPlainObject(obj: any): obj is PlainObject {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const proto = 'prototype';\r\n const { hasOwnProperty } = Object[proto];\r\n const hasOwnConstructor = hasOwnProperty.call(obj, 'constructor');\r\n const hasIsPrototypeOf = obj.constructor && obj.constructor[proto] && hasOwnProperty.call(obj.constructor[proto], 'isPrototypeOf');\r\n\r\n if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n}\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instaceOfRightHandSide = window.HTMLElement;\r\n const doInstanceOf = isObject(instaceOfRightHandSide) || isFunction(instaceOfRightHandSide);\r\n return !!(doInstanceOf ? obj instanceof instaceOfRightHandSide : obj && isObject(obj) && obj.nodeType === 1 && isString(obj.nodeName));\r\n}\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isEmptyObject(obj: any): boolean {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n}\r\n","import { isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\nfunction getSetProp(\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | null,\r\n value?: number | string\r\n): number | string | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && (elm[topLeft] = value);\r\n}\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport function attr(elm: HTMLElement | null, attrName: string): string | null;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value: string): void;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value?: string): string | null | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | null, attrName: string): void => {\r\n elm?.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport function scrollLeft(elm: HTMLElement | null): number;\r\nexport function scrollLeft(elm: HTMLElement | null, value: number): void;\r\nexport function scrollLeft(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollLeft', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport function scrollTop(elm: HTMLElement | null): number;\r\nexport function scrollTop(elm: HTMLElement | null, value: number): void;\r\nexport function scrollTop(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollTop', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport function val(elm: HTMLInputElement | null): string;\r\nexport function val(elm: HTMLInputElement | null, value: string): void;\r\nexport function val(elm: HTMLInputElement | null, value?: string): string | void {\r\n return getSetProp('value', '', elm, value) as string;\r\n}\r\n","import { isString } from 'support/utils/types';\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (elm: Element | null, className: string, action: (elmClassList: DOMTokenList, clazz: string) => boolean | void): boolean => {\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (elm && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = (action(elm.classList, clazz) as boolean) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: Element | null, className: string): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n */\r\nexport const addClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n};\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(obj: PlainObject | null, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject | null;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | null {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: Array, item: T, fromIndex?: number): number => arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr: ArrayLike) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n each(arr, (elm) => {\r\n result.push(elm);\r\n });\r\n return result;\r\n};\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n */\r\nexport const runEach = (arr: ArrayLike | Set): void => {\r\n if (arr instanceof Set) {\r\n arr.forEach((fn) => fn && fn());\r\n } else {\r\n each(arr, (fn) => fn && fn());\r\n }\r\n};\r\n","import { each, from } from 'support/utils/array';\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const find = (selector: string, elm?: Element | null): ReadonlyArray => {\r\n const arr: Array = [];\r\n\r\n each((elm || document).querySelectorAll(selector), (e: Element) => {\r\n arr.push(e);\r\n });\r\n\r\n return arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const findFirst = (selector: string, elm?: Element | null): Element | null => (elm || document).querySelector(selector);\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nexport const is = (elm: Element | null, selector: string): boolean => (elm ? elm.matches(selector) : false);\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nexport const children = (elm: Element | null, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n each(elm && elm.children, (child: Element) => {\r\n if (selector) {\r\n if (child.matches(selector)) {\r\n childs.push(child);\r\n }\r\n } else {\r\n childs.push(child);\r\n }\r\n });\r\n\r\n return childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nexport const contents = (elm: Element | null): ReadonlyArray => (elm ? from(elm.childNodes) : []);\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nexport const parent = (elm: Node | null): Node | null => (elm ? elm.parentElement : null);\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | undefined | null;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (parentElm: Node | null, preferredAnchor: Node | null, insertedElms: NodeCollection): void => {\r\n if (insertedElms) {\r\n let anchor: Node | null = preferredAnchor;\r\n let fragment: DocumentFragment | Node | undefined | null;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (): HTMLDivElement => document.createElement('div');\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","export interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean => !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the offset- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the offset- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | null): boolean => (elm ? elementHasDimensions(elm as HTMLElement) : false);\r\n","import { each, runEach } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (passiveEventsSupport === undefined) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get: function () {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (target: EventTarget, eventNames: string, listener: EventListener, capture?: boolean): void => {\r\n each(eventNames.split(' '), (eventName) => {\r\n target.removeEventListener(eventName, listener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (target: EventTarget, eventNames: string, listener: EventListener, options?: OnOptions): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) || false;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(eventNames.split(' '), (eventName) => {\r\n const finalListener = once\r\n ? (evt: Event) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener;\r\n\r\n offListeners.push(off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEach.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event) => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event) => evt.preventDefault();\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean => Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T & U & V & W & X & Y;\r\nexport function assignDeep(\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n}\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype CssStyles = { [key: string]: string | number };\r\nconst cssNumber = {\r\n animationiterationcount: 1,\r\n columncount: 1,\r\n fillopacity: 1,\r\n flexgrow: 1,\r\n flexshrink: 1,\r\n fontweight: 1,\r\n lineheight: 1,\r\n opacity: 1,\r\n order: 1,\r\n orphans: 1,\r\n widows: 1,\r\n zindex: 1,\r\n zoom: 1,\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];\r\nconst setCSSVal = (elm: HTMLElement | null, prop: string, val: string | number): void => {\r\n try {\r\n if (elm && elm.style[prop] !== undefined) {\r\n elm.style[prop] = adaptCSSVal(prop, val);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(elm: HTMLElement | null, styles: CssStyles): void;\r\nexport function style(elm: HTMLElement | null, styles: string): string;\r\nexport function style(elm: HTMLElement | null, styles: Array | string): { [key: string]: string };\r\nexport function style(elm: HTMLElement | null, styles: CssStyles | Array | string): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { each, hasOwnProperty } from 'support/utils';\r\nimport { createDiv } from 'support/dom';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without, or undefined if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string | undefined => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n result = resultPossibilities.find((resultPossibility: string) => elmStyle[resultPossibility] !== undefined);\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported wuthout, or undefined if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string | undefined => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const resizeObserver: any | undefined = jsAPI('ResizeObserver');\r\n","function _extends() {\n module.exports = _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n };\n\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","import { each, indexOf, hasOwnProperty, keys } from 'support/utils';\r\nimport { type, isArray, isUndefined, isEmptyObject, isPlainObject, isString } from 'support/utils/types';\r\nimport { OptionsTemplate, OptionsTemplateTypes, OptionsTemplateType, Func, OptionsValidatedResult } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\n\r\nconst { stringify } = JSON;\r\n\r\n/**\r\n * A prefix and suffix tuple which serves as recognition pattern for template types.\r\n */\r\nconst templateTypePrefixSuffix: readonly [string, string] = ['__TPL_', '_TYPE__'];\r\n/**\r\n * A object which serves as a mapping for \"normal\" types and template types.\r\n * Key = normal type string\r\n * value = template type string\r\n */\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(\r\n (result, item) => {\r\n result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];\r\n return result;\r\n },\r\n {} as OptionsTemplateTypesDictionary\r\n);\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff: T,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidatedResult => {\r\n const validatedOptions: T = {} as T;\r\n const optionsCopy: T = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsDiffValue: any = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array = template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const validatedResult = validateRecursive(optionsValue, templateValue as PlainObject, optionsDiffValue, doWriteErrors, propPrefix + prop);\r\n validatedOptions[prop] = validatedResult.validated;\r\n optionsCopy[prop] = validatedResult.foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n const isEnumString = indexOf(Object.values(optionsTemplateTypes), currTemplateType) < 0;\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n errorEnumStrings.push(...enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n errorPossibleTypes.push(isEnumString ? optionsTemplateTypes.string : currTemplateType);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n const doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);\r\n if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {\r\n validatedOptions[prop] = optionsValue;\r\n }\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${errorEnumStrings.length > 0 ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].` : ''}`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return {\r\n foreign: optionsCopy,\r\n validated: validatedOptions,\r\n };\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validate = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff?: T,\r\n doWriteErrors?: boolean\r\n): OptionsValidatedResult => {\r\n /*\r\n if (!isEmptyObject(foreign) && doWriteErrors)\r\n console.warn(`The following options are discarded due to invalidity:\\r\\n ${window.JSON.stringify(foreign, null, 2)}`);\r\n\r\n //add values, which aren't specified in the template, to the finished validated object to prevent them from being discarded\r\n if (keepForeignProps) {\r\n Object.assign(result.validated, foreign);\r\n }\r\n */\r\n return validateRecursive(options, template, optionsDiff || ({} as T), doWriteErrors || false);\r\n};\r\n\r\nexport { validate, optionsTemplateTypes };\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType; // eslint-disable-line @typescript-eslint/ban-types\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n windowSize,\r\n runEach,\r\n} from 'support';\r\n\r\nexport type OnEnvironmentChanged = (env: Environment) => void;\r\nexport interface Environment {\r\n _autoUpdateLoop: boolean;\r\n _nativeScrollbarSize: XY;\r\n _nativeScrollbarIsOverlaid: XY;\r\n _nativeScrollbarStyling: boolean;\r\n _rtlScrollBehavior: { n: boolean; i: boolean };\r\n _addListener(listener: OnEnvironmentChanged): void;\r\n _removeListener(listener: OnEnvironmentChanged): void;\r\n}\r\n\r\nlet environmentInstance: Environment;\r\nconst { abs, round } = Math;\r\nconst environmentElmId = 'os-environment';\r\n\r\nconst getNativeScrollbarSize = (body: HTMLElement, measureElm: HTMLElement): XY => {\r\n appendChildren(body, measureElm);\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h,\r\n y: oSize.w - cSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarStyling = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n addClass(testElm, 'os-viewport-native-scrollbars-invisible');\r\n try {\r\n result =\r\n style(testElm, 'scrollbar-width') === 'none' || window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';\r\n } catch (ex) {}\r\n\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (parentElm: HTMLElement, childElm: HTMLElement): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nconst createEnvironment = (): Environment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n\r\n const onChangedListener: Set = new Set();\r\n const nativeScrollBarSize = getNativeScrollbarSize(body, envElm);\r\n const nativeScrollbarIsOverlaid = {\r\n x: nativeScrollBarSize.x === 0,\r\n y: nativeScrollBarSize.y === 0,\r\n };\r\n\r\n const env: Environment = {\r\n _autoUpdateLoop: false,\r\n _nativeScrollbarSize: nativeScrollBarSize,\r\n _nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,\r\n _nativeScrollbarStyling: getNativeScrollbarStyling(envElm),\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _addListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.add(listener);\r\n },\r\n _removeListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.delete(listener);\r\n },\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) {\r\n let size = windowSize();\r\n let dpr = getWindowDPR();\r\n let scrollbarSize = nativeScrollBarSize;\r\n\r\n window.addEventListener('resize', () => {\r\n if (onChangedListener.size) {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) return;\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dpr > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm));\r\n removeElements(envElm);\r\n\r\n if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) {\r\n runEach(onChangedListener);\r\n }\r\n\r\n scrollbarSize = newScrollbarSize;\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n }\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nexport const getEnvironment = (): Environment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n jsAPI,\r\n runEach,\r\n prependChildren,\r\n removeElements,\r\n on,\r\n preventDefault,\r\n stopPropagation,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\n\r\nconst animationStartEventName = 'animationstart';\r\nconst scrollEventName = 'scroll';\r\nconst scrollAmount = 3333333;\r\nconst ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nconst classNameSizeObserver = 'os-size-observer';\r\nconst classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nconst classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nconst classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\nconst cAF = cancelAnimationFrame;\r\nconst rAF = requestAnimationFrame;\r\nconst getDirection = (elm: HTMLElement) => style(elm, 'direction');\r\n\r\n// TODO:\r\n// 1. MAYBE add comparison function to offsetSize etc.\r\n\r\nexport const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: (direction?: boolean) => any, direction?: boolean) => {\r\n const rtlScrollBehavior = getEnvironment()._rtlScrollBehavior;\r\n const baseElements = createDOM(`
`);\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const onSizeChangedCallbackProxy = (dir?: boolean) => {\r\n if (direction) {\r\n const rtl = getDirection(sizeObserver) === 'rtl';\r\n scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount);\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n onSizeChangedCallback(dir === true);\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: (...args: any) => any = onSizeChangedCallbackProxy;\r\n\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n } else {\r\n const observerElementChildren = createDOM(\r\n `
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')]; \ No newline at end of file +function r(r){return"number"==typeof r}function t(r){return"string"==typeof r}function n(r){return Array.isArray(r)}function e(t){const e=!!t&&t.length;return n(t)||!function(r){return"function"==typeof r}(t)&&r(e)&&e>-1&&e%1==0}function o(r,t,n,e){if(void 0===e)return n?n[r]:t;n&&(n[r]=e)}function i(r,t){return o("scrollLeft",0,r,t)}function s(r,t){return o("scrollTop",0,r,t)}const l=/[^\x20\t\r\n\f]+/g,c=(r,n)=>{((r,n,e)=>{let o,i=0,s=!1;if(r&&t(n)){const t=n.match(l)||[];for(s=t.length>0;o=t[i++];)s=e(r.classList,o)&&s}})(r,n,(r,t)=>r.add(t))};function a(r,t){if(e(r))for(let n=0;nt(r[n],n,r));return r}const d=r=>{if(Array.from)return Array.from(r);const t=[];return a(r,r=>{t.push(r)}),t},v=r=>{r instanceof Set?r.forEach(r=>r&&r()):a(r,r=>r&&r())},u=(r,t,n)=>{if(n){let o,i=t;r&&(e(n)?(o=document.createDocumentFragment(),a(n,r=>{r===i&&(i=r.previousSibling),o.appendChild(r)})):o=n,t&&(i?i!==t&&(i=i.nextSibling):i=r.firstChild),r.insertBefore(o,i))}},f=(r,t)=>{u(r,null,t)},w=r=>{if(e(r))a(d(r),r=>w(r));else if(r){const n=(t=r)?t.parentElement:null;n&&n.removeChild(r)}var t},b=r=>{const t=document.createElement("div");return t.innerHTML=r.trim(),a((n=t)?d(n.childNodes):[],r=>w(r));var n},h={w:0,h:0},m=()=>({w:window.innerWidth,h:window.innerHeight}),p=r=>r?{w:r.offsetWidth,h:r.offsetHeight}:h;let y;const z=(r,t,n,e)=>{a(t.split(" "),t=>{r.removeEventListener(t,n,e)})},g=(r,t,n,e)=>{const o=(()=>{if(void 0===y){y=!1;try{window.addEventListener("test",null,Object.defineProperty({},"passive",{get:function(){y=!0}}))}catch(r){}}return y})(),i=o&&e&&e.t||!1,s=e&&e.o||!1,l=e&&e.s||!1,c=[],d=o?{passive:i,capture:s}:s;return a(t.split(" "),t=>{const e=l?o=>{r.removeEventListener(t,e,s),n&&n(o)}:n;c.push(z.bind(null,r,t,e,s)),r.addEventListener(t,e,d)}),v.bind(0,c)},_=r=>r.stopPropagation(),x=r=>r.preventDefault(),O={animationiterationcount:1,columncount:1,fillopacity:1,flexgrow:1,flexshrink:1,fontweight:1,lineheight:1,opacity:1,order:1,orphans:1,widows:1,zindex:1,zoom:1},S=(r,t,n)=>null!=t?t.getPropertyValue(n):r.style[n],j=(t,n,e)=>{try{t&&void 0!==t.style[n]&&(t.style[n]=((t,n)=>!O[t.toLowerCase()]&&r(n)?n+"px":n)(n,e))}catch(o){}};function k(r,e){const o=t(e);if(n(e)||o){let t=o?"":{};if(r){const n=window.getComputedStyle(r,null);t=o?S(r,n,e):e.reduce((t,e)=>(t[e]=S(r,n,e),t),t)}return t}var i;a((i=e)?Object.keys(i):[],t=>j(r,t,e[t]))}const A={x:0,y:0},L=r=>{const t=r?(r=>r.getBoundingClientRect())(r):0;return t?{x:t.left+window.pageYOffset,y:t.top+window.pageXOffset}:A},q=["WebKit","Moz","O","MS","webkit","moz","o","ms"],M={},T=r=>{let t=M[r]||window[r];return n=M,e=r,Object.prototype.hasOwnProperty.call(n,e)||(a(q,n=>{var e;return t=t||window[n+(e=r,e.charAt(0).toUpperCase()+e.slice(1))],!t}),M[r]=t),t;var n,e};T("ResizeObserver");!function(r,t,n){r(n={path:t,exports:{},require:function(r,t){return function(){throw new Error("Dynamic requires are not currently supported by @rollup/plugin-commonjs")}(null==t&&n.path)}},n.exports),n.exports}((function(r){function t(){return r.exports=t=Object.assign||function(r){for(var t=1;t(r[t]=E[0]+t+E[1],r),{});let F;const{abs:P,round:R}=Math,Y=(r,t)=>{f(r,t);const n=(e=t)?{w:e.clientWidth,h:e.clientHeight}:h;var e;const o=p(t);return{x:o.h-n.h,y:o.w-n.w}},B=r=>{let t=!1;c(r,"os-viewport-native-scrollbars-invisible");try{t="none"===k(r,"scrollbar-width")||"none"===window.getComputedStyle(r,"::-webkit-scrollbar").getPropertyValue("display")}catch(n){}return t},D=(r,t)=>{k(r,{overflowX:"hidden",overflowY:"hidden",direction:"rtl"}),i(r,0);const n=L(r),e=L(t);i(r,-999);const o=L(t);return{i:n.x===e.x,n:e.x!==o.x}},I=()=>{const r=window.screen.deviceXDPI||0,t=window.screen.logicalXDPI||1;return window.devicePixelRatio||r/t},K=()=>{const{body:r}=document,t=b('
')[0],n=t.firstChild,e=new Set,o=Y(r,t),i={x:0===o.x,y:0===o.y},s={l:!1,v:o,u:i,m:B(t),p:D(t,n),g(r){e.add(r)},_(r){e.delete(r)}};var l,c;if(c="style",null==(l=t)||l.removeAttribute(c),w(t),!i.x||!i.y){let n=m(),i=I(),s=o;window.addEventListener("resize",()=>{if(e.size){const o=m(),l={w:o.w-n.w,h:o.h-n.h};if(0===l.w&&0===l.h)return;const c={w:P(l.w),h:P(l.h)},a={w:P(R(o.w/(n.w/100))),h:P(R(o.h/(n.h/100)))},d=I(),u=c.w>2&&c.h>2,f=!((r,t)=>{const n=P(r),e=P(t);return!(n===e||n+1===e||n-1===e)})(a.w,a.h),b=d!==i&&i>0;if(u&&f&&b){const n=F.v=Y(r,t);w(t),s.x===n.x&&s.y===n.y||v(e),s=n}n=o,i=d}})}return s},U=()=>(F||(F=K()),F),W=T("ResizeObserver"),X=cancelAnimationFrame,C=requestAnimationFrame,G=r=>k(r,"direction"),H=(r,t,n)=>{const e=U().p,o=b('
')[0],l=o.firstChild,c=r=>{if(n){const r="rtl"===G(o);i(o,r?e.n?-3333333:e.i?0:3333333:3333333),s(o,3333333)}t(!0===r)},a=[];let d=c;if(W){new W(c).observe(l)}else{const r=b('
');f(l,r);const t=r[0],n=t.lastChild,e=t.firstChild,o=null==e?void 0:e.firstChild;let v,u=p(l),w=u,h=!1;const m=()=>{i(e,3333333),s(e,3333333),i(n,3333333),s(n,3333333)},y=function(){v=0,h&&(u=w,c())},z=r=>(w=p(l),h=!r||w.w!==u.w||w.h!==u.h,r&&h&&!v?(X(v),v=C(y)):r||y(),m(),r&&(x(r),_(r)),!1);a.push(g(e,"scroll",z)),a.push(g(n,"scroll",z)),k(o,{width:3333333,height:3333333}),m(),d=z}if(n){let r;a.push(g(o,"scroll",t=>{const n=G(o);return n!==r&&(k(l,"rtl"===n?{left:"auto",right:0}:{left:0,right:"auto"}),r=n,c(!0)),x(t),_(t),!1}))}var h,m;return a.push(g(o,"animationstart",d)),m=o,u(h=r,h&&h.firstChild,m),()=>{v(a),w(o)}};export default()=>[U(),H(document.body,()=>{}),b('
fdfhdfgh
')]; \ No newline at end of file diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js b/packages/overlayscrollbars/dist/overlayscrollbars.js index 9720e6c..a2d4205 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js @@ -40,6 +40,9 @@ function scrollLeft(elm, value) { return getSetProp('scrollLeft', 0, elm, value); } + function scrollTop(elm, value) { + return getSetProp('scrollTop', 0, elm, value); + } var rnothtmlwhite = /[^\x20\t\r\n\f]+/g; @@ -91,6 +94,17 @@ }); return result; }; + var runEach = function runEach(arr) { + if (arr instanceof Set) { + arr.forEach(function (fn) { + return fn && fn(); + }); + } else { + each(arr, function (fn) { + return fn && fn(); + }); + } + }; var contents = function contents(elm) { return elm ? from(elm.childNodes) : []; @@ -134,6 +148,9 @@ var appendChildren = function appendChildren(node, children) { before(node, null, children); }; + var prependChildren = function prependChildren(node, children) { + before(node, node && node.firstChild, children); + }; var removeElements = function removeElements(nodes) { if (isArrayLike(nodes)) { each(from(nodes), function (e) { @@ -189,6 +206,64 @@ return elm.getBoundingClientRect(); }; + var passiveEventsSupport; + + var supportPassiveEvents = function supportPassiveEvents() { + if (passiveEventsSupport === undefined) { + passiveEventsSupport = false; + + try { + window.addEventListener( + 'test', + null, + Object.defineProperty({}, 'passive', { + get: function get() { + passiveEventsSupport = true; + }, + }) + ); + } catch (e) {} + } + + return passiveEventsSupport; + }; + + var off = function off(target, eventNames, listener, capture) { + each(eventNames.split(' '), function (eventName) { + target.removeEventListener(eventName, listener, capture); + }); + }; + var on = function on(target, eventNames, listener, options) { + var doSupportPassiveEvents = supportPassiveEvents(); + var passive = (doSupportPassiveEvents && options && options._passive) || false; + var capture = (options && options._capture) || false; + var once = (options && options._once) || false; + var offListeners = []; + var nativeOptions = doSupportPassiveEvents + ? { + passive: passive, + capture: capture, + } + : capture; + each(eventNames.split(' '), function (eventName) { + var finalListener = once + ? function (evt) { + target.removeEventListener(eventName, finalListener, capture); + listener && listener(evt); + } + : listener; + offListeners.push(off.bind(null, target, eventName, finalListener, capture)); + target.addEventListener(eventName, finalListener, nativeOptions); + }); + return runEach.bind(0, offListeners); + }; + var stopPropagation = function stopPropagation(evt) { + return evt.stopPropagation(); + }; + var preventDefault = function preventDefault(evt) { + return evt.preventDefault(); + }; + var hasOwnProperty = function hasOwnProperty(obj, prop) { return Object.prototype.hasOwnProperty.call(obj, prop); }; @@ -267,44 +342,6 @@ : zeroObj$1; }; - function _classPrivateFieldGet(receiver, privateMap) { - var descriptor = privateMap.get(receiver); - - if (!descriptor) { - throw new TypeError('attempted to get private field on non-instance'); - } - - if (descriptor.get) { - return descriptor.get.call(receiver); - } - - return descriptor.value; - } - - var classPrivateFieldGet = _classPrivateFieldGet; - - function _classPrivateFieldSet(receiver, privateMap, value) { - var descriptor = privateMap.get(receiver); - - if (!descriptor) { - throw new TypeError('attempted to set private field on non-instance'); - } - - if (descriptor.set) { - descriptor.set.call(receiver, value); - } else { - if (!descriptor.writable) { - throw new TypeError('attempted to set read only private field'); - } - - descriptor.value = value; - } - - return value; - } - - var classPrivateFieldSet = _classPrivateFieldSet; - var firstLetterToUpper = function firstLetterToUpper(str) { return str.charAt(0).toUpperCase() + str.slice(1); }; @@ -375,11 +412,12 @@ return result; }, {}); + var environmentInstance; var abs = Math.abs, round = Math.round; - var envornmentElmId = 'os-envornment'; + var environmentElmId = 'os-environment'; - var nativeScrollbarSize = function nativeScrollbarSize(body, measureElm) { + var getNativeScrollbarSize = function getNativeScrollbarSize(body, measureElm) { appendChildren(body, measureElm); var cSize = clientSize(measureElm); var oSize = offsetSize(measureElm); @@ -389,7 +427,7 @@ }; }; - var nativeScrollbarStyling = function nativeScrollbarStyling(testElm) { + var getNativeScrollbarStyling = function getNativeScrollbarStyling(testElm) { var result = false; addClass(testElm, 'os-viewport-native-scrollbars-invisible'); @@ -402,7 +440,7 @@ return result; }; - var rtlScrollBehavior = function rtlScrollBehavior(parentElm, childElm) { + var getRtlScrollBehavior = function getRtlScrollBehavior(parentElm, childElm) { var strHidden = 'hidden'; style(parentElm, { overflowX: strHidden, @@ -420,25 +458,7 @@ }; }; - var passiveEvents = function passiveEvents() { - var supportsPassive = false; - - try { - window.addEventListener( - 'test', - null, - Object.defineProperty({}, 'passive', { - get: function get() { - supportsPassive = true; - }, - }) - ); - } catch (e) {} - - return supportsPassive; - }; - - var windowDPR = function windowDPR() { + var getWindowDPR = function getWindowDPR() { var dDPI = window.screen.deviceXDPI || 0; var sDPI = window.screen.logicalXDPI || 1; return window.devicePixelRatio || dDPI / sDPI; @@ -450,103 +470,236 @@ return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo); }; - var _onChangedListener = new WeakMap(); + var createEnvironment = function createEnvironment() { + var _document = document, + body = _document.body; + var envDOM = createDOM('
'); + var envElm = envDOM[0]; + var envChildElm = envElm.firstChild; + var onChangedListener = new Set(); + var nativeScrollBarSize = getNativeScrollbarSize(body, envElm); + var nativeScrollbarIsOverlaid = { + x: nativeScrollBarSize.x === 0, + y: nativeScrollBarSize.y === 0, + }; + var env = { + _autoUpdateLoop: false, + _nativeScrollbarSize: nativeScrollBarSize, + _nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid, + _nativeScrollbarStyling: getNativeScrollbarStyling(envElm), + _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm), + _addListener: function _addListener(listener) { + onChangedListener.add(listener); + }, + _removeListener: function _removeListener(listener) { + onChangedListener.delete(listener); + }, + }; + removeAttr(envElm, 'style'); + removeElements(envElm); - var Environment = /*#__PURE__*/ (function () { - function Environment() { - _onChangedListener.set(this, { - writable: true, - value: void 0, - }); + if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) { + var size = windowSize(); + var dpr = getWindowDPR(); + var scrollbarSize = nativeScrollBarSize; + window.addEventListener('resize', function () { + if (onChangedListener.size) { + var sizeNew = windowSize(); + var deltaSize = { + w: sizeNew.w - size.w, + h: sizeNew.h - size.h, + }; + if (deltaSize.w === 0 && deltaSize.h === 0) return; + var deltaAbsSize = { + w: abs(deltaSize.w), + h: abs(deltaSize.h), + }; + var deltaAbsRatio = { + w: abs(round(sizeNew.w / (size.w / 100.0))), + h: abs(round(sizeNew.h / (size.h / 100.0))), + }; + var dprNew = getWindowDPR(); + var deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2; + var difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h); + var dprChanged = dprNew !== dpr && dpr > 0; + var isZoom = deltaIsBigger && difference && dprChanged; - classPrivateFieldSet(this, _onChangedListener, new Set()); + if (isZoom) { + var newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm)); + removeElements(envElm); - var _self = this; - - var _document = document, - body = _document.body; - var envDOM = createDOM('
'); - var envElm = envDOM[0]; - var envChildElm = envElm.firstChild; - var nScrollBarSize = nativeScrollbarSize(body, envElm); - var nativeScrollbarIsOverlaid = { - x: nScrollBarSize.x === 0, - y: nScrollBarSize.y === 0, - }; - _self._autoUpdateLoop = false; - _self._nativeScrollbarSize = nScrollBarSize; - _self._nativeScrollbarIsOverlaid = nativeScrollbarIsOverlaid; - _self._nativeScrollbarStyling = nativeScrollbarStyling(envElm); - _self._rtlScrollBehavior = rtlScrollBehavior(envElm, envChildElm); - _self._supportPassiveEvents = passiveEvents(); - _self._supportResizeObserver = !!jsAPI('ResizeObserver'); - removeAttr(envElm, 'style'); - removeElements(envElm); - - if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) { - var size = windowSize(); - var dpr = windowDPR(); - - var onChangedListener = classPrivateFieldGet(this, _onChangedListener); - - window.addEventListener('resize', function () { - if (onChangedListener.size) { - var sizeNew = windowSize(); - var deltaSize = { - w: sizeNew.w - size.w, - h: sizeNew.h - size.h, - }; - if (deltaSize.w === 0 && deltaSize.h === 0) return; - var deltaAbsSize = { - w: abs(deltaSize.w), - h: abs(deltaSize.h), - }; - var deltaAbsRatio = { - w: abs(round(sizeNew.w / (size.w / 100.0))), - h: abs(round(sizeNew.h / (size.h / 100.0))), - }; - var dprNew = windowDPR(); - var deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2; - var difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h); - var dprChanged = dprNew !== dpr && dpr > 0; - var isZoom = deltaIsBigger && difference && dprChanged; - var oldScrollbarSize = _self._nativeScrollbarSize; - var newScrollbarSize; - - if (isZoom) { - newScrollbarSize = _self._nativeScrollbarSize = nativeScrollbarSize(body, envElm); - removeElements(envElm); - - if (oldScrollbarSize.x !== newScrollbarSize.x || oldScrollbarSize.y !== newScrollbarSize.y) { - onChangedListener.forEach(function (listener) { - return listener && listener(_self); - }); - } + if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) { + runEach(onChangedListener); } - size = sizeNew; - dpr = dprNew; + scrollbarSize = newScrollbarSize; } - }); - } + + size = sizeNew; + dpr = dprNew; + } + }); } - var _proto = Environment.prototype; + return env; + }; - _proto.addListener = function addListener(listener) { - classPrivateFieldGet(this, _onChangedListener).add(listener); + var getEnvironment = function getEnvironment() { + if (!environmentInstance) { + environmentInstance = createEnvironment(); + } + + return environmentInstance; + }; + + var animationStartEventName = 'animationstart'; + var scrollEventName = 'scroll'; + var scrollAmount = 3333333; + var ResizeObserverConstructor = jsAPI('ResizeObserver'); + var classNameSizeObserver = 'os-size-observer'; + var classNameSizeObserverListener = classNameSizeObserver + '-listener'; + var classNameSizeObserverListenerItem = classNameSizeObserverListener + '-item'; + var classNameSizeObserverListenerItemFinal = classNameSizeObserverListenerItem + '-final'; + var cAF = cancelAnimationFrame; + var rAF = requestAnimationFrame; + + var getDirection = function getDirection(elm) { + return style(elm, 'direction'); + }; + + var createSizeObserver = function createSizeObserver(target, onSizeChangedCallback, direction) { + var rtlScrollBehavior = getEnvironment()._rtlScrollBehavior; + + var baseElements = createDOM('
'); + var sizeObserver = baseElements[0]; + var listenerElement = sizeObserver.firstChild; + + var onSizeChangedCallbackProxy = function onSizeChangedCallbackProxy(dir) { + if (direction) { + var rtl = getDirection(sizeObserver) === 'rtl'; + scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount); + scrollTop(sizeObserver, scrollAmount); + } + + onSizeChangedCallback(dir === true); }; - _proto.removeListener = function removeListener(listener) { - classPrivateFieldGet(this, _onChangedListener).delete(listener); - }; + var offListeners = []; + var appearCallback = onSizeChangedCallbackProxy; - return Environment; - })(); + if (ResizeObserverConstructor) { + var resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy); + resizeObserverInstance.observe(listenerElement); + } else { + var observerElementChildren = createDOM( + '
' + ); + appendChildren(listenerElement, observerElementChildren); + var observerElementChildrenRoot = observerElementChildren[0]; + var shrinkElement = observerElementChildrenRoot.lastChild; + var expandElement = observerElementChildrenRoot.firstChild; + var expandElementChild = expandElement == null ? void 0 : expandElement.firstChild; + var cacheSize = offsetSize(listenerElement); + var currSize = cacheSize; + var isDirty = false; + var rAFId; + + var reset = function reset() { + scrollLeft(expandElement, scrollAmount); + scrollTop(expandElement, scrollAmount); + scrollLeft(shrinkElement, scrollAmount); + scrollTop(shrinkElement, scrollAmount); + }; + + var onResized = function onResized() { + rAFId = 0; + if (!isDirty) return; + cacheSize = currSize; + onSizeChangedCallbackProxy(); + }; + + var onScroll = function onScroll(scrollEvent) { + currSize = offsetSize(listenerElement); + isDirty = !scrollEvent || currSize.w !== cacheSize.w || currSize.h !== cacheSize.h; + + if (scrollEvent && isDirty && !rAFId) { + cAF(rAFId); + rAFId = rAF(onResized); + } else if (!scrollEvent) onResized(); + + reset(); + + if (scrollEvent) { + preventDefault(scrollEvent); + stopPropagation(scrollEvent); + } + + return false; + }; + + offListeners.push(on(expandElement, scrollEventName, onScroll)); + offListeners.push(on(shrinkElement, scrollEventName, onScroll)); + style(expandElementChild, { + width: scrollAmount, + height: scrollAmount, + }); + reset(); + appearCallback = onScroll; + } + + if (direction) { + var dirCache; + offListeners.push( + on(sizeObserver, scrollEventName, function (event) { + var dir = getDirection(sizeObserver); + var changed = dir !== dirCache; + + if (changed) { + if (dir === 'rtl') { + style(listenerElement, { + left: 'auto', + right: 0, + }); + } else { + style(listenerElement, { + left: 0, + right: 'auto', + }); + } + + dirCache = dir; + onSizeChangedCallbackProxy(true); + } + + preventDefault(event); + stopPropagation(event); + return false; + }) + ); + } + + offListeners.push(on(sizeObserver, animationStartEventName, appearCallback)); + prependChildren(target, sizeObserver); + return function () { + runEach(offListeners); + removeElements(sizeObserver); + }; + }; var index = function () { return [ - new Environment(), + getEnvironment(), + createSizeObserver(document.body, function () {}), createDOM( '\
\ diff --git a/packages/overlayscrollbars/dist/overlayscrollbars.js.map b/packages/overlayscrollbars/dist/overlayscrollbars.js.map index 8da76a2..51f50f1 100644 --- a/packages/overlayscrollbars/dist/overlayscrollbars.js.map +++ b/packages/overlayscrollbars/dist/overlayscrollbars.js.map @@ -1 +1 @@ -{"version":3,"file":"overlayscrollbars.js","sources":["../src/support/utils/types.ts","../src/support/dom/attribute.ts","../src/support/dom/class.ts","../src/support/utils/array.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/dom/dimensions.ts","../src/support/utils/object.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../../../node_modules/@babel/runtime/helpers/classPrivateFieldGet.js","../../../node_modules/@babel/runtime/helpers/classPrivateFieldSet.js","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/environment/environment.ts","../src/index.ts"],"sourcesContent":["import { PlainObject } from 'typings';\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n if (obj === undefined) return `${obj}`;\r\n if (obj === null) return `${obj}`;\r\n return Object.prototype.toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n};\r\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport function isArrayLike(obj: any): obj is ArrayLike {\r\n const length = !!obj && obj.length;\r\n return isArray(obj) || (!isFunction(obj) && isNumber(length) && length > -1 && length % 1 == 0); // eslint-disable-line eqeqeq\r\n}\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isPlainObject(obj: any): obj is PlainObject {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const proto = 'prototype';\r\n const { hasOwnProperty } = Object[proto];\r\n const hasOwnConstructor = hasOwnProperty.call(obj, 'constructor');\r\n const hasIsPrototypeOf = obj.constructor && obj.constructor[proto] && hasOwnProperty.call(obj.constructor[proto], 'isPrototypeOf');\r\n\r\n if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n}\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instaceOfRightHandSide = window.HTMLElement;\r\n const doInstanceOf = isObject(instaceOfRightHandSide) || isFunction(instaceOfRightHandSide);\r\n return !!(doInstanceOf ? obj instanceof instaceOfRightHandSide : obj && isObject(obj) && obj.nodeType === 1 && isString(obj.nodeName));\r\n}\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isEmptyObject(obj: any): boolean {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n}\r\n","import { isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\nfunction getSetProp(\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | null,\r\n value?: number | string\r\n): number | string | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && (elm[topLeft] = value);\r\n}\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport function attr(elm: HTMLElement | null, attrName: string): string | null;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value: string): void;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value?: string): string | null | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | null, attrName: string): void => {\r\n elm?.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport function scrollLeft(elm: HTMLElement | null): number;\r\nexport function scrollLeft(elm: HTMLElement | null, value: number): void;\r\nexport function scrollLeft(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollLeft', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport function scrollTop(elm: HTMLElement | null): number;\r\nexport function scrollTop(elm: HTMLElement | null, value: number): void;\r\nexport function scrollTop(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollTop', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport function val(elm: HTMLInputElement | null): string;\r\nexport function val(elm: HTMLInputElement | null, value: string): void;\r\nexport function val(elm: HTMLInputElement | null, value?: string): string | void {\r\n return getSetProp('value', '', elm, value) as string;\r\n}\r\n","import { isString } from 'support/utils/types';\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (elm: Element | null, className: string, action: (elmClassList: DOMTokenList, clazz: string) => boolean | void): boolean => {\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (elm && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = (action(elm.classList, clazz) as boolean) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: Element | null, className: string): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n */\r\nexport const addClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n};\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(obj: PlainObject | null, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject | null;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null,\r\n callback: (value: T | any, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | null {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: Array, item: T, fromIndex?: number): number => arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr: ArrayLike) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n each(arr, (elm) => {\r\n result.push(elm);\r\n });\r\n return result;\r\n};\r\n","import { each, from } from 'support/utils/array';\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const find = (selector: string, elm?: Element | null): ReadonlyArray => {\r\n const arr: Array = [];\r\n\r\n each((elm || document).querySelectorAll(selector), (e: Element) => {\r\n arr.push(e);\r\n });\r\n\r\n return arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const findFirst = (selector: string, elm?: Element | null): Element | null => (elm || document).querySelector(selector);\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nexport const is = (elm: Element | null, selector: string): boolean => (elm ? elm.matches(selector) : false);\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nexport const children = (elm: Element | null, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n each(elm && elm.children, (child: Element) => {\r\n if (selector) {\r\n if (child.matches(selector)) {\r\n childs.push(child);\r\n }\r\n } else {\r\n childs.push(child);\r\n }\r\n });\r\n\r\n return childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nexport const contents = (elm: Element | null): ReadonlyArray => (elm ? from(elm.childNodes) : []);\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nexport const parent = (elm: Node | null): Node | null => (elm ? elm.parentElement : null);\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | undefined | null;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (parentElm: Node | null, preferredAnchor: Node | null, insertedElms: NodeCollection): void => {\r\n if (insertedElms) {\r\n let anchor: Node | null = preferredAnchor;\r\n let fragment: DocumentFragment | Node | undefined | null;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (): HTMLDivElement => document.createElement('div');\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","import { WH } from 'support/dom';\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean => !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the offset- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the offset- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | null): boolean => (elm ? elementHasDimensions(elm as HTMLElement) : false);\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean => Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T & U & V & W & X & Y;\r\nexport function assignDeep(\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n}\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype CssStyles = { [key: string]: string | number };\r\nconst cssNumber = {\r\n animationiterationcount: 1,\r\n columncount: 1,\r\n fillopacity: 1,\r\n flexgrow: 1,\r\n flexshrink: 1,\r\n fontweight: 1,\r\n lineheight: 1,\r\n opacity: 1,\r\n order: 1,\r\n orphans: 1,\r\n widows: 1,\r\n zindex: 1,\r\n zoom: 1,\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];\r\nconst setCSSVal = (elm: HTMLElement | null, prop: string, val: string | number): void => {\r\n try {\r\n if (elm && elm.style[prop] !== undefined) {\r\n elm.style[prop] = adaptCSSVal(prop, val);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(elm: HTMLElement | null, styles: CssStyles): void;\r\nexport function style(elm: HTMLElement | null, styles: string): string;\r\nexport function style(elm: HTMLElement | null, styles: Array | string): { [key: string]: string };\r\nexport function style(elm: HTMLElement | null, styles: CssStyles | Array | string): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\nimport { XY } from 'support/dom';\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","function _classPrivateFieldGet(receiver, privateMap) {\n var descriptor = privateMap.get(receiver);\n\n if (!descriptor) {\n throw new TypeError(\"attempted to get private field on non-instance\");\n }\n\n if (descriptor.get) {\n return descriptor.get.call(receiver);\n }\n\n return descriptor.value;\n}\n\nmodule.exports = _classPrivateFieldGet;","function _classPrivateFieldSet(receiver, privateMap, value) {\n var descriptor = privateMap.get(receiver);\n\n if (!descriptor) {\n throw new TypeError(\"attempted to set private field on non-instance\");\n }\n\n if (descriptor.set) {\n descriptor.set.call(receiver, value);\n } else {\n if (!descriptor.writable) {\n throw new TypeError(\"attempted to set read only private field\");\n }\n\n descriptor.value = value;\n }\n\n return value;\n}\n\nmodule.exports = _classPrivateFieldSet;","import { each, hasOwnProperty } from 'support/utils';\r\nimport { createDiv } from 'support/dom';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without, or undefined if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string | undefined => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n result = resultPossibilities.find((resultPossibility: string) => elmStyle[resultPossibility] !== undefined);\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported wuthout, or undefined if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string | undefined => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const resizeObserver: any | undefined = jsAPI('ResizeObserver');\r\n","function _extends() {\n module.exports = _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n };\n\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","import { each, indexOf, hasOwnProperty, keys } from 'support/utils';\r\nimport { type, isArray, isUndefined, isEmptyObject, isPlainObject, isString } from 'support/utils/types';\r\nimport { OptionsTemplate, OptionsTemplateTypes, OptionsTemplateType, Func, OptionsValidatedResult } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\n\r\nconst { stringify } = JSON;\r\n\r\n/**\r\n * A prefix and suffix tuple which serves as recognition pattern for template types.\r\n */\r\nconst templateTypePrefixSuffix: readonly [string, string] = ['__TPL_', '_TYPE__'];\r\n/**\r\n * A object which serves as a mapping for \"normal\" types and template types.\r\n * Key = normal type string\r\n * value = template type string\r\n */\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(\r\n (result, item) => {\r\n result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];\r\n return result;\r\n },\r\n {} as OptionsTemplateTypesDictionary\r\n);\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff: T,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidatedResult => {\r\n const validatedOptions: T = {} as T;\r\n const optionsCopy: T = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsDiffValue: any = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array = template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const validatedResult = validateRecursive(optionsValue, templateValue as PlainObject, optionsDiffValue, doWriteErrors, propPrefix + prop);\r\n validatedOptions[prop] = validatedResult.validated;\r\n optionsCopy[prop] = validatedResult.foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n const isEnumString = indexOf(Object.values(optionsTemplateTypes), currTemplateType) < 0;\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n errorEnumStrings.push(...enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n errorPossibleTypes.push(isEnumString ? optionsTemplateTypes.string : currTemplateType);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n const doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);\r\n if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {\r\n validatedOptions[prop] = optionsValue;\r\n }\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${errorEnumStrings.length > 0 ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].` : ''}`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return {\r\n foreign: optionsCopy,\r\n validated: validatedOptions,\r\n };\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validate = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff?: T,\r\n doWriteErrors?: boolean\r\n): OptionsValidatedResult => {\r\n /*\r\n if (!isEmptyObject(foreign) && doWriteErrors)\r\n console.warn(`The following options are discarded due to invalidity:\\r\\n ${window.JSON.stringify(foreign, null, 2)}`);\r\n\r\n //add values, which aren't specified in the template, to the finished validated object to prevent them from being discarded\r\n if (keepForeignProps) {\r\n Object.assign(result.validated, foreign);\r\n }\r\n */\r\n return validateRecursive(options, template, optionsDiff || ({} as T), doWriteErrors || false);\r\n};\r\n\r\nexport { validate, optionsTemplateTypes };\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType; // eslint-disable-line @typescript-eslint/ban-types\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n jsAPI,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n windowSize,\r\n} from 'support';\r\n\r\ntype OnEnvironmentChanged = (env: Environment) => void;\r\n\r\nconst { abs, round } = Math;\r\nconst envornmentElmId = 'os-envornment';\r\n\r\nconst nativeScrollbarSize = (body: HTMLElement, measureElm: HTMLElement): XY => {\r\n appendChildren(body, measureElm);\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h,\r\n y: oSize.w - cSize.w,\r\n };\r\n};\r\n\r\nconst nativeScrollbarStyling = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n addClass(testElm, 'os-viewport-native-scrollbars-invisible');\r\n try {\r\n result =\r\n style(testElm, 'scrollbar-width') === 'none' || window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';\r\n } catch (ex) {}\r\n\r\n return result;\r\n};\r\n\r\nconst rtlScrollBehavior = (parentElm: HTMLElement, childElm: HTMLElement): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst passiveEvents = (): boolean => {\r\n let supportsPassive = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get: function () {\r\n supportsPassive = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n return supportsPassive;\r\n};\r\n\r\nconst windowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nexport class Environment {\r\n #onChangedListener: Set = new Set();\r\n\r\n _autoUpdateLoop!: boolean;\r\n\r\n _nativeScrollbarSize!: XY;\r\n\r\n _nativeScrollbarIsOverlaid!: XY;\r\n\r\n _nativeScrollbarStyling!: boolean;\r\n\r\n _rtlScrollBehavior!: { n: boolean; i: boolean };\r\n\r\n _supportPassiveEvents!: boolean;\r\n\r\n _supportResizeObserver!: boolean;\r\n\r\n constructor() {\r\n const _self = this;\r\n const { body } = document;\r\n const envDOM = createDOM(`
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\ No newline at end of file +{"version":3,"file":"overlayscrollbars.js","sources":["../src/support/utils/types.ts","../src/support/dom/attribute.ts","../src/support/dom/class.ts","../src/support/utils/array.ts","../src/support/dom/traversal.ts","../src/support/dom/manipulation.ts","../src/support/dom/create.ts","../src/support/dom/dimensions.ts","../src/support/dom/events.ts","../src/support/utils/object.ts","../src/support/dom/style.ts","../src/support/dom/offset.ts","../src/support/compatibility/vendors.ts","../src/support/compatibility/apis.ts","../../../node_modules/@babel/runtime/helpers/extends.js","../src/support/options/validation.ts","../src/environment/environment.ts","../src/overlayscrollbars/observers/SizeObserver.ts","../src/index.ts"],"sourcesContent":["import { PlainObject } from 'typings';\r\n\r\nexport const type: (obj: any) => string = (obj) => {\r\n if (obj === undefined) return `${obj}`;\r\n if (obj === null) return `${obj}`;\r\n return Object.prototype.toString\r\n .call(obj)\r\n .replace(/^\\[object (.+)\\]$/, '$1')\r\n .toLowerCase();\r\n};\r\n\r\nexport function isNumber(obj: any): obj is number {\r\n return typeof obj === 'number';\r\n}\r\n\r\nexport function isString(obj: any): obj is string {\r\n return typeof obj === 'string';\r\n}\r\n\r\nexport function isBoolean(obj: any): obj is boolean {\r\n return typeof obj === 'boolean';\r\n}\r\n\r\nexport function isFunction(obj: any): obj is (...args: Array) => unknown {\r\n return typeof obj === 'function';\r\n}\r\n\r\nexport function isUndefined(obj: any): obj is undefined {\r\n return obj === undefined;\r\n}\r\n\r\nexport function isNull(obj: any): obj is null {\r\n return obj === null;\r\n}\r\n\r\nexport function isArray(obj: any): obj is Array {\r\n return Array.isArray(obj);\r\n}\r\n\r\nexport function isObject(obj: any): boolean {\r\n return typeof obj === 'object' && !isArray(obj) && !isNull(obj);\r\n}\r\n\r\n/**\r\n * Returns true if the given object is array like, false otherwise.\r\n * @param obj The Object\r\n */\r\nexport function isArrayLike(obj: any): obj is ArrayLike {\r\n const length = !!obj && obj.length;\r\n return isArray(obj) || (!isFunction(obj) && isNumber(length) && length > -1 && length % 1 == 0); // eslint-disable-line eqeqeq\r\n}\r\n\r\n/**\r\n * Returns true if the given object is a \"plain\" (e.g. { key: value }) object, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isPlainObject(obj: any): obj is PlainObject {\r\n if (!obj || !isObject(obj) || type(obj) !== 'object') return false;\r\n\r\n let key;\r\n const proto = 'prototype';\r\n const { hasOwnProperty } = Object[proto];\r\n const hasOwnConstructor = hasOwnProperty.call(obj, 'constructor');\r\n const hasIsPrototypeOf = obj.constructor && obj.constructor[proto] && hasOwnProperty.call(obj.constructor[proto], 'isPrototypeOf');\r\n\r\n if (obj.constructor && !hasOwnConstructor && !hasIsPrototypeOf) {\r\n return false;\r\n }\r\n\r\n /* eslint-disable no-restricted-syntax */\r\n for (key in obj) {\r\n /**/\r\n }\r\n /* eslint-enable */\r\n\r\n return isUndefined(key) || hasOwnProperty.call(obj, key);\r\n}\r\n\r\n/**\r\n * Checks whether the given object is a HTMLElement.\r\n * @param obj The object which shall be checked.\r\n */\r\nexport function isHTMLElement(obj: any): obj is HTMLElement {\r\n const instaceOfRightHandSide = window.HTMLElement;\r\n const doInstanceOf = isObject(instaceOfRightHandSide) || isFunction(instaceOfRightHandSide);\r\n return !!(doInstanceOf ? obj instanceof instaceOfRightHandSide : obj && isObject(obj) && obj.nodeType === 1 && isString(obj.nodeName));\r\n}\r\n\r\n/**\r\n * Returns true if the given object is empty, false otherwise.\r\n * @param obj The Object.\r\n */\r\nexport function isEmptyObject(obj: any): boolean {\r\n /* eslint-disable no-restricted-syntax, guard-for-in */\r\n for (const name in obj) return false;\r\n return true;\r\n /* eslint-enable */\r\n}\r\n","import { isUndefined } from 'support/utils/types';\r\n\r\ntype GetSetPropName = 'scrollLeft' | 'scrollTop' | 'value';\r\n\r\nfunction getSetProp(\r\n topLeft: GetSetPropName,\r\n fallback: number | string,\r\n elm: HTMLElement | HTMLInputElement | null,\r\n value?: number | string\r\n): number | string | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm[topLeft] : fallback;\r\n }\r\n elm && (elm[topLeft] = value);\r\n}\r\n\r\n/**\r\n * Gets or sets a attribute with the given attribute of the given element depending whether the value attribute is given.\r\n * Returns null if the element has no attribute with the given name.\r\n * @param elm The element of which the attribute shall be get or set.\r\n * @param attrName The attribute name which shall be get or set.\r\n * @param value The value of the attribute which shall be set.\r\n */\r\nexport function attr(elm: HTMLElement | null, attrName: string): string | null;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value: string): void;\r\nexport function attr(elm: HTMLElement | null, attrName: string, value?: string): string | null | void {\r\n if (isUndefined(value)) {\r\n return elm ? elm.getAttribute(attrName) : null;\r\n }\r\n elm && elm.setAttribute(attrName, value);\r\n}\r\n\r\n/**\r\n * Removes the given attribute from the given element.\r\n * @param elm The element of which the attribute shall be removed.\r\n * @param attrName The attribute name.\r\n */\r\nexport const removeAttr = (elm: Element | null, attrName: string): void => {\r\n elm?.removeAttribute(attrName);\r\n};\r\n\r\n/**\r\n * Gets or sets the scrollLeft value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollLeft value shall be get or set.\r\n * @param value The scrollLeft value which shall be set.\r\n */\r\nexport function scrollLeft(elm: HTMLElement | null): number;\r\nexport function scrollLeft(elm: HTMLElement | null, value: number): void;\r\nexport function scrollLeft(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollLeft', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the scrollTop value of the given element depending whether the value attribute is given.\r\n * @param elm The element of which the scrollTop value shall be get or set.\r\n * @param value The scrollTop value which shall be set.\r\n */\r\nexport function scrollTop(elm: HTMLElement | null): number;\r\nexport function scrollTop(elm: HTMLElement | null, value: number): void;\r\nexport function scrollTop(elm: HTMLElement | null, value?: number): number | void {\r\n return getSetProp('scrollTop', 0, elm, value) as number;\r\n}\r\n\r\n/**\r\n * Gets or sets the value of the given input element depending whether the value attribute is given.\r\n * @param elm The input element of which the value shall be get or set.\r\n * @param value The value which shall be set.\r\n */\r\nexport function val(elm: HTMLInputElement | null): string;\r\nexport function val(elm: HTMLInputElement | null, value: string): void;\r\nexport function val(elm: HTMLInputElement | null, value?: string): string | void {\r\n return getSetProp('value', '', elm, value) as string;\r\n}\r\n","import { isString } from 'support/utils/types';\r\n\r\nconst rnothtmlwhite = /[^\\x20\\t\\r\\n\\f]+/g;\r\nconst classListAction = (elm: Element | null, className: string, action: (elmClassList: DOMTokenList, clazz: string) => boolean | void): boolean => {\r\n let clazz: string;\r\n let i = 0;\r\n let result = false;\r\n\r\n if (elm && isString(className)) {\r\n const classes: Array = className.match(rnothtmlwhite) || [];\r\n result = classes.length > 0;\r\n while ((clazz = classes[i++])) {\r\n result = (action(elm.classList, clazz) as boolean) && result;\r\n }\r\n }\r\n return result;\r\n};\r\n\r\n/**\r\n * Check whether the given element has the given class name(s).\r\n * @param elm The element.\r\n * @param className The class name(s).\r\n */\r\nexport const hasClass = (elm: Element | null, className: string): boolean =>\r\n classListAction(elm, className, (classList, clazz) => classList.contains(clazz));\r\n\r\n/**\r\n * Adds the given class name(s) to the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be added. (separated by spaces)\r\n */\r\nexport const addClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.add(clazz));\r\n};\r\n\r\n/**\r\n * Removes the given class name(s) from the given element.\r\n * @param elm The element.\r\n * @param className The class name(s) which shall be removed. (separated by spaces)\r\n */\r\nexport const removeClass = (elm: Element | null, className: string): void => {\r\n classListAction(elm, className, (classList, clazz) => classList.remove(clazz));\r\n};\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype RunEachItem = ((...args: any) => any | any[]) | null | undefined;\r\n\r\n/**\r\n * Iterates through a array or object\r\n * @param arrayLikeOrObject The array or object through which shall be iterated.\r\n * @param callback The function which is responsible for the iteration.\r\n * If the function returns true its treated like a \"continue\" statement.\r\n * If the function returns false its treated like a \"break\" statement.\r\n */\r\nexport function each(\r\n array: Array | ReadonlyArray,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray;\r\nexport function each(\r\n array: Array | ReadonlyArray | null,\r\n callback: (value: T, indexOrKey: number, source: Array) => boolean | void\r\n): Array | ReadonlyArray | null;\r\nexport function each(\r\n arrayLikeObject: ArrayLike,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike;\r\nexport function each(\r\n arrayLikeObject: ArrayLike | null,\r\n callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void\r\n): ArrayLike | null;\r\nexport function each(obj: PlainObject, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject;\r\nexport function each(obj: PlainObject | null, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject | null;\r\nexport function each(\r\n source: ArrayLike | PlainObject | null,\r\n callback: (value: T, indexOrKey: any, source: any) => boolean | void\r\n): Array | ReadonlyArray | ArrayLike | PlainObject | null {\r\n if (isArrayLike(source)) {\r\n for (let i = 0; i < source.length; i++) {\r\n if (callback(source[i], i, source) === false) {\r\n break;\r\n }\r\n }\r\n } else if (source) {\r\n each(Object.keys(source), (key) => callback(source[key], key, source));\r\n }\r\n return source;\r\n}\r\n\r\n/**\r\n * Returns the index of the given inside the given array or -1 if the given item isn't part of the given array.\r\n * @param arr The array.\r\n * @param item The item.\r\n * @param fromIndex The array index at which to begin the search. If fromIndex is omitted, the search starts at index 0.\r\n */\r\nexport const indexOf = (arr: Array, item: T, fromIndex?: number): number => arr.indexOf(item, fromIndex);\r\n\r\n/**\r\n * Creates a shallow-copied Array instance from an array-like or iterable object.\r\n * @param arr The object from which the array instance shall be created.\r\n */\r\nexport const from = (arr: ArrayLike) => {\r\n if (Array.from) {\r\n return Array.from(arr);\r\n }\r\n const result: Array = [];\r\n each(arr, (elm) => {\r\n result.push(elm);\r\n });\r\n return result;\r\n};\r\n\r\n/**\r\n * Calls all functions in the passed array/set of functions.\r\n * @param arr The array filled with function which shall be called.\r\n */\r\nexport const runEach = (arr: ArrayLike | Set): void => {\r\n if (arr instanceof Set) {\r\n arr.forEach((fn) => fn && fn());\r\n } else {\r\n each(arr, (fn) => fn && fn());\r\n }\r\n};\r\n","import { each, from } from 'support/utils/array';\r\n\r\n/**\r\n * Find all elements with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const find = (selector: string, elm?: Element | null): ReadonlyArray => {\r\n const arr: Array = [];\r\n\r\n each((elm || document).querySelectorAll(selector), (e: Element) => {\r\n arr.push(e);\r\n });\r\n\r\n return arr;\r\n};\r\n\r\n/**\r\n * Find the first element with the passed selector, outgoing (and including) the passed element or the document if no element was provided.\r\n * @param selector The selector which has to be searched by.\r\n * @param elm The element from which the search shall be outgoing.\r\n */\r\nexport const findFirst = (selector: string, elm?: Element | null): Element | null => (elm || document).querySelector(selector);\r\n\r\n/**\r\n * Determines whether the passed element is matching with the passed selector.\r\n * @param elm The element which has to be compared with the passed selector.\r\n * @param selector The selector which has to be compared with the passed element. Additional selectors: ':visible' and ':hidden'.\r\n */\r\nexport const is = (elm: Element | null, selector: string): boolean => (elm ? elm.matches(selector) : false);\r\n\r\n/**\r\n * Returns the children (no text-nodes or comments) of the passed element which are matching the passed selector. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the children shall be returned.\r\n * @param selector The selector which must match with the children elements.\r\n */\r\nexport const children = (elm: Element | null, selector?: string): ReadonlyArray => {\r\n const childs: Array = [];\r\n\r\n each(elm && elm.children, (child: Element) => {\r\n if (selector) {\r\n if (child.matches(selector)) {\r\n childs.push(child);\r\n }\r\n } else {\r\n childs.push(child);\r\n }\r\n });\r\n\r\n return childs;\r\n};\r\n\r\n/**\r\n * Returns the childNodes (incl. text-nodes or comments etc.) of the passed element. An empty array is returned if the passed element is null.\r\n * @param elm The element of which the childNodes shall be returned.\r\n */\r\nexport const contents = (elm: Element | null): ReadonlyArray => (elm ? from(elm.childNodes) : []);\r\n\r\n/**\r\n * Returns the parent element of the passed element, or null if the passed element is null.\r\n * @param elm The element of which the parent element shall be returned.\r\n */\r\nexport const parent = (elm: Node | null): Node | null => (elm ? elm.parentElement : null);\r\n","import { isArrayLike } from 'support/utils/types';\r\nimport { each, from } from 'support/utils/array';\r\nimport { parent } from 'support/dom/traversal';\r\n\r\ntype NodeCollection = ArrayLike | Node | undefined | null;\r\n\r\n/**\r\n * Inserts Nodes before the given preferredAnchor element.\r\n * @param parentElm The parent of the preferredAnchor element or the element which shall be the parent of the inserted Nodes.\r\n * @param preferredAnchor The element before which the Nodes shall be inserted or null if the elements shall be appended at the end.\r\n * @param insertedElms The Nodes which shall be inserted.\r\n */\r\nconst before = (parentElm: Node | null, preferredAnchor: Node | null, insertedElms: NodeCollection): void => {\r\n if (insertedElms) {\r\n let anchor: Node | null = preferredAnchor;\r\n let fragment: DocumentFragment | Node | undefined | null;\r\n\r\n // parent must be defined\r\n if (parentElm) {\r\n if (isArrayLike(insertedElms)) {\r\n fragment = document.createDocumentFragment();\r\n\r\n // append all insertedElms to the fragment and if one of these is the anchor, change the anchor\r\n each(insertedElms, (insertedElm) => {\r\n if (insertedElm === anchor) {\r\n anchor = insertedElm.previousSibling;\r\n }\r\n fragment!.appendChild(insertedElm);\r\n });\r\n } else {\r\n fragment = insertedElms;\r\n }\r\n\r\n // if the preferred anchor isn't null set it to a valid anchor\r\n if (preferredAnchor) {\r\n if (!anchor) {\r\n anchor = parentElm.firstChild;\r\n } else if (anchor !== preferredAnchor) {\r\n anchor = anchor.nextSibling;\r\n }\r\n }\r\n\r\n parentElm.insertBefore(fragment, anchor);\r\n }\r\n }\r\n};\r\n\r\n/**\r\n * Appends the given children at the end of the given Node.\r\n * @param node The Node to which the children shall be appended.\r\n * @param children The Nodes which shall be appended.\r\n */\r\nexport const appendChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, null, children);\r\n};\r\n\r\n/**\r\n * Prepends the given children at the start of the given Node.\r\n * @param node The Node to which the children shall be prepended.\r\n * @param children The Nodes which shall be prepended.\r\n */\r\nexport const prependChildren = (node: Node | null, children: NodeCollection): void => {\r\n before(node, node && node.firstChild, children);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes before the given Node.\r\n * @param node The Node before which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertBefore = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node, insertedNodes);\r\n};\r\n\r\n/**\r\n * Inserts the given Nodes after the given Node.\r\n * @param node The Node after which the given Nodes shall be inserted.\r\n * @param insertedNodes The Nodes which shall be inserted.\r\n */\r\nexport const insertAfter = (node: Node | null, insertedNodes: NodeCollection): void => {\r\n before(parent(node), node && node.nextSibling, insertedNodes);\r\n};\r\n\r\n/**\r\n * Removes the given Nodes from their parent.\r\n * @param nodes The Nodes which shall be removed.\r\n */\r\nexport const removeElements = (nodes: NodeCollection): void => {\r\n if (isArrayLike(nodes)) {\r\n each(from(nodes), (e) => removeElements(e));\r\n } else if (nodes) {\r\n const parentElm = parent(nodes);\r\n if (parentElm) {\r\n parentElm.removeChild(nodes);\r\n }\r\n }\r\n};\r\n","import { each } from 'support/utils/array';\r\nimport { contents } from 'support/dom/traversal';\r\nimport { removeElements } from 'support/dom/manipulation';\r\n\r\n/**\r\n * Creates a div DOM node.\r\n */\r\nexport const createDiv = (): HTMLDivElement => document.createElement('div');\r\n\r\n/**\r\n * Creates DOM nodes modeled after the passed html string and returns the root dom nodes as a array.\r\n * @param html The html string after which the DOM nodes shall be created.\r\n */\r\nexport const createDOM = (html: string): ReadonlyArray => {\r\n const createdDiv = createDiv();\r\n createdDiv.innerHTML = html.trim();\r\n\r\n return each(contents(createdDiv), (elm) => removeElements(elm));\r\n};\r\n","export interface WH {\r\n w: T;\r\n h: T;\r\n}\r\n\r\nconst elementHasDimensions = (elm: HTMLElement): boolean => !!(elm.offsetWidth || elm.offsetHeight || elm.getClientRects().length);\r\nconst zeroObj: WH = {\r\n w: 0,\r\n h: 0,\r\n};\r\n\r\n/**\r\n * Returns the window inner- width and height.\r\n */\r\nexport const windowSize = (): WH => ({\r\n w: window.innerWidth,\r\n h: window.innerHeight,\r\n});\r\n\r\n/**\r\n * Returns the offset- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the offset- width and height shall be returned.\r\n */\r\nexport const offsetSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.offsetWidth,\r\n h: elm.offsetHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the client- width and height of the passed element. If the element is null the width and height values are 0.\r\n * @param elm The element of which the client- width and height shall be returned.\r\n */\r\nexport const clientSize = (elm: HTMLElement | null): WH =>\r\n elm\r\n ? {\r\n w: elm.clientWidth,\r\n h: elm.clientHeight,\r\n }\r\n : zeroObj;\r\n\r\n/**\r\n * Returns the BoundingClientRect of the passed element.\r\n * @param elm The element of which the BoundingClientRect shall be returned.\r\n */\r\nexport const getBoundingClientRect = (elm: HTMLElement): DOMRect => elm.getBoundingClientRect();\r\n\r\n/**\r\n * Determines whether the passed element has any dimensions.\r\n * @param elm The element.\r\n */\r\nexport const hasDimensions = (elm: HTMLElement | null): boolean => (elm ? elementHasDimensions(elm as HTMLElement) : false);\r\n","import { each, runEach } from 'support/utils/array';\r\n\r\nlet passiveEventsSupport: boolean;\r\nconst supportPassiveEvents = (): boolean => {\r\n if (passiveEventsSupport === undefined) {\r\n passiveEventsSupport = false;\r\n try {\r\n /* eslint-disable */\r\n // @ts-ignore\r\n window.addEventListener(\r\n 'test',\r\n null,\r\n Object.defineProperty({}, 'passive', {\r\n get: function () {\r\n passiveEventsSupport = true;\r\n },\r\n })\r\n );\r\n /* eslint-enable */\r\n } catch (e) {}\r\n }\r\n return passiveEventsSupport;\r\n};\r\n\r\nexport interface OnOptions {\r\n _capture?: boolean;\r\n _passive?: boolean;\r\n _once?: boolean;\r\n}\r\n\r\n/**\r\n * Removes the passed event listener for the passed events with the passed options.\r\n * @param target The element from which the listener shall be removed.\r\n * @param eventNames The eventsnames for which the listener shall be removed.\r\n * @param listener The listener which shall be removed.\r\n * @param capture The options of the removed listener.\r\n */\r\nexport const off = (target: EventTarget, eventNames: string, listener: EventListener, capture?: boolean): void => {\r\n each(eventNames.split(' '), (eventName) => {\r\n target.removeEventListener(eventName, listener, capture);\r\n });\r\n};\r\n\r\n/**\r\n * Adds the passed event listener for the passed eventnames with the passed options.\r\n * @param target The element to which the listener shall be added.\r\n * @param eventNames The eventsnames for which the listener shall be called.\r\n * @param listener The listener which is called on the eventnames.\r\n * @param options The options of the added listener.\r\n */\r\nexport const on = (target: EventTarget, eventNames: string, listener: EventListener, options?: OnOptions): (() => void) => {\r\n const doSupportPassiveEvents = supportPassiveEvents();\r\n const passive = (doSupportPassiveEvents && options && options._passive) || false;\r\n const capture = (options && options._capture) || false;\r\n const once = (options && options._once) || false;\r\n const offListeners: (() => void)[] = [];\r\n const nativeOptions: AddEventListenerOptions | boolean = doSupportPassiveEvents\r\n ? {\r\n passive,\r\n capture,\r\n }\r\n : capture;\r\n\r\n each(eventNames.split(' '), (eventName) => {\r\n const finalListener = once\r\n ? (evt: Event) => {\r\n target.removeEventListener(eventName, finalListener, capture);\r\n listener && listener(evt);\r\n }\r\n : listener;\r\n\r\n offListeners.push(off.bind(null, target, eventName, finalListener, capture));\r\n target.addEventListener(eventName, finalListener, nativeOptions);\r\n });\r\n\r\n return runEach.bind(0, offListeners);\r\n};\r\n\r\n/**\r\n * Shorthand for the stopPropagation event Method.\r\n * @param evt The event of which the stopPropagation method shall be called.\r\n */\r\nexport const stopPropagation = (evt: Event) => evt.stopPropagation();\r\n\r\n/**\r\n * Shorthand for the preventDefault event Method.\r\n * @param evt The event of which the preventDefault method shall be called.\r\n */\r\nexport const preventDefault = (evt: Event) => evt.preventDefault();\r\n","import { isArray, isFunction, isPlainObject, isNull } from 'support/utils/types';\r\nimport { each } from 'support/utils/array';\r\n\r\n/**\r\n * Determines whether the passed object has a property with the passed name.\r\n * @param obj The object.\r\n * @param prop The name of the property.\r\n */\r\nexport const hasOwnProperty = (obj: any, prop: string | number | symbol): boolean => Object.prototype.hasOwnProperty.call(obj, prop);\r\n\r\n/**\r\n * Returns the names of the enumerable string properties and methods of an object.\r\n * @param obj The object of which the properties shall be returned.\r\n */\r\nexport const keys = (obj: any): Array => (obj ? Object.keys(obj) : []);\r\n\r\n// https://github.com/jquery/jquery/blob/master/src/core.js#L116\r\nexport function assignDeep(target: T, object1: U): T & U;\r\nexport function assignDeep(target: T, object1: U, object2: V): T & U & V;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W): T & U & V & W;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X): T & U & V & W & X;\r\nexport function assignDeep(target: T, object1: U, object2: V, object3: W, object4: X, object5: Y): T & U & V & W & X & Y;\r\nexport function assignDeep(\r\n target: T,\r\n object1?: U,\r\n object2?: V,\r\n object3?: W,\r\n object4?: X,\r\n object5?: Y,\r\n object6?: Z\r\n): T & U & V & W & X & Y & Z {\r\n const sources: Array = [object1, object2, object3, object4, object5, object6];\r\n\r\n // Handle case when target is a string or something (possible in deep copy)\r\n if ((typeof target !== 'object' || isNull(target)) && !isFunction(target)) {\r\n target = {} as T;\r\n }\r\n\r\n each(sources, (source) => {\r\n // Extend the base object\r\n each(keys(source), (key) => {\r\n const copy: any = source[key];\r\n\r\n // Prevent Object.prototype pollution\r\n // Prevent never-ending loop\r\n if (target === copy) {\r\n return true;\r\n }\r\n\r\n const copyIsArray = isArray(copy);\r\n\r\n // Recurse if we're merging plain objects or arrays\r\n if (copy && (isPlainObject(copy) || copyIsArray)) {\r\n const src = target[key];\r\n let clone: any = src;\r\n\r\n // Ensure proper type for the source value\r\n if (copyIsArray && !isArray(src)) {\r\n clone = [];\r\n } else if (!copyIsArray && !isPlainObject(src)) {\r\n clone = {};\r\n }\r\n\r\n // Never move original objects, clone them\r\n target[key] = assignDeep(clone, copy) as any;\r\n } else {\r\n target[key] = copy;\r\n }\r\n });\r\n });\r\n\r\n // Return the modified object\r\n return target as any;\r\n}\r\n","import { each, keys } from 'support/utils';\r\nimport { isString, isNumber, isArray } from 'support/utils/types';\r\nimport { PlainObject } from 'typings';\r\n\r\ntype CssStyles = { [key: string]: string | number };\r\nconst cssNumber = {\r\n animationiterationcount: 1,\r\n columncount: 1,\r\n fillopacity: 1,\r\n flexgrow: 1,\r\n flexshrink: 1,\r\n fontweight: 1,\r\n lineheight: 1,\r\n opacity: 1,\r\n order: 1,\r\n orphans: 1,\r\n widows: 1,\r\n zindex: 1,\r\n zoom: 1,\r\n};\r\n\r\nconst adaptCSSVal = (prop: string, val: string | number): string | number => (!cssNumber[prop.toLowerCase()] && isNumber(val) ? `${val}px` : val);\r\nconst getCSSVal = (elm: HTMLElement, computedStyle: CSSStyleDeclaration, prop: string): string =>\r\n /* istanbul ignore next */\r\n computedStyle != null ? computedStyle.getPropertyValue(prop) : elm.style[prop];\r\nconst setCSSVal = (elm: HTMLElement | null, prop: string, val: string | number): void => {\r\n try {\r\n if (elm && elm.style[prop] !== undefined) {\r\n elm.style[prop] = adaptCSSVal(prop, val);\r\n }\r\n } catch (e) {}\r\n};\r\n\r\n/**\r\n * Gets or sets the passed styles to the passed element.\r\n * @param elm The element to which the styles shall be applied to / be read from.\r\n * @param styles The styles which shall be set or read.\r\n */\r\nexport function style(elm: HTMLElement | null, styles: CssStyles): void;\r\nexport function style(elm: HTMLElement | null, styles: string): string;\r\nexport function style(elm: HTMLElement | null, styles: Array | string): { [key: string]: string };\r\nexport function style(elm: HTMLElement | null, styles: CssStyles | Array | string): { [key: string]: string } | string | void {\r\n const getSingleStyle = isString(styles);\r\n const getStyles = isArray(styles) || getSingleStyle;\r\n\r\n if (getStyles) {\r\n let getStylesResult: string | PlainObject = getSingleStyle ? '' : {};\r\n if (elm) {\r\n const computedStyle: CSSStyleDeclaration = window.getComputedStyle(elm, null);\r\n getStylesResult = getSingleStyle\r\n ? getCSSVal(elm, computedStyle, styles as string)\r\n : (styles as Array).reduce((result, key) => {\r\n result[key] = getCSSVal(elm, computedStyle, key as string);\r\n return result;\r\n }, getStylesResult);\r\n }\r\n return getStylesResult;\r\n }\r\n each(keys(styles), (key) => setCSSVal(elm, key, styles[key]));\r\n}\r\n\r\n/**\r\n * Hides the passed element (display: none).\r\n * @param elm The element which shall be hidden.\r\n */\r\nexport const hide = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'none' });\r\n};\r\n\r\n/**\r\n * Shows the passed element (display: block).\r\n * @param elm The element which shall be shown.\r\n */\r\nexport const show = (elm: HTMLElement | null): void => {\r\n style(elm, { display: 'block' });\r\n};\r\n","import { getBoundingClientRect } from 'support/dom/dimensions';\r\n\r\nexport interface XY {\r\n x: T;\r\n y: T;\r\n}\r\n\r\nconst zeroObj: XY = {\r\n x: 0,\r\n y: 0,\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element relative to the document. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const absoluteCoordinates = (elm: HTMLElement | null): XY => {\r\n const rect = elm ? getBoundingClientRect(elm) : 0;\r\n return rect\r\n ? {\r\n x: rect.left + window.pageYOffset,\r\n y: rect.top + window.pageXOffset,\r\n }\r\n : zeroObj;\r\n};\r\n\r\n/**\r\n * Returns the offset- left and top coordinates of the passed element. If the element is null the top and left values are 0.\r\n * @param elm The element of which the offset- top and left coordinates shall be returned.\r\n */\r\nexport const offsetCoordinates = (elm: HTMLElement | null): XY =>\r\n elm\r\n ? {\r\n x: elm.offsetLeft,\r\n y: elm.offsetTop,\r\n }\r\n : zeroObj;\r\n","import { each, hasOwnProperty } from 'support/utils';\r\nimport { createDiv } from 'support/dom';\r\n\r\nconst firstLetterToUpper = (str: string): string => str.charAt(0).toUpperCase() + str.slice(1);\r\nconst getDummyStyle = (): CSSStyleDeclaration => createDiv().style;\r\n\r\n// https://developer.mozilla.org/en-US/docs/Glossary/Vendor_Prefix\r\n\r\nexport const cssPrefixes: ReadonlyArray = ['-webkit-', '-moz-', '-o-', '-ms-'];\r\nexport const jsPrefixes: ReadonlyArray = ['WebKit', 'Moz', 'O', 'MS', 'webkit', 'moz', 'o', 'ms'];\r\n\r\nexport const jsCache: { [key: string]: any } = {};\r\nexport const cssCache: { [key: string]: string } = {};\r\n\r\n/**\r\n * Gets the name of the given CSS property with vendor prefix if it isn't supported without, or undefined if unsupported.\r\n * @param name The name of the CSS property which shall be get.\r\n */\r\nexport const cssProperty = (name: string): string | undefined => {\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const uppercasedName: string = firstLetterToUpper(name);\r\n const elmStyle: CSSStyleDeclaration = getDummyStyle();\r\n\r\n each(cssPrefixes, (prefix: string) => {\r\n const prefixWithoutDashes: string = prefix.replace(/-/g, '');\r\n const resultPossibilities: Array = [\r\n name, // transition\r\n prefix + name, // -webkit-transition\r\n prefixWithoutDashes + uppercasedName, // webkitTransition\r\n firstLetterToUpper(prefixWithoutDashes) + uppercasedName, // WebkitTransition\r\n ];\r\n result = resultPossibilities.find((resultPossibility: string) => elmStyle[resultPossibility] !== undefined);\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the name of the given CSS property value(s), with vendor prefix if it isn't supported wuthout, or undefined if no value is supported.\r\n * @param property The CSS property to which the CSS property value(s) belong.\r\n * @param values The value(s) separated by spaces which shall be get.\r\n * @param suffix A suffix which is added to each value in case the value is a function or something else more advanced.\r\n */\r\nexport const cssPropertyValue = (property: string, values: string, suffix?: string): string | undefined => {\r\n const name = `${property} ${values}`;\r\n let result: string | undefined = cssCache[name];\r\n\r\n if (hasOwnProperty(cssCache, name)) {\r\n return result;\r\n }\r\n\r\n const dummyStyle: CSSStyleDeclaration = getDummyStyle();\r\n const possbleValues: Array = values.split(' ');\r\n const preparedSuffix: string = suffix || '';\r\n const cssPrefixesWithFirstEmpty = [''].concat(cssPrefixes);\r\n\r\n each(possbleValues, (possibleValue: string) => {\r\n each(cssPrefixesWithFirstEmpty, (prefix: string) => {\r\n const prop = prefix + possibleValue;\r\n dummyStyle.cssText = `${property}:${prop}${preparedSuffix}`;\r\n if (dummyStyle.length) {\r\n result = prop;\r\n return false;\r\n }\r\n });\r\n return !result;\r\n });\r\n\r\n cssCache[name] = result;\r\n return result;\r\n};\r\n\r\n/**\r\n * Get the requested JS function, object or constructor with vendor prefix if it isn't supported without or undefined if unsupported.\r\n * @param name The name of the JS function, object or constructor.\r\n */\r\nexport const jsAPI = (name: string): T | undefined => {\r\n let result: any = jsCache[name] || window[name];\r\n\r\n if (hasOwnProperty(jsCache, name)) {\r\n return result;\r\n }\r\n\r\n each(jsPrefixes, (prefix: string) => {\r\n result = result || window[prefix + firstLetterToUpper(name)];\r\n return !result;\r\n });\r\n\r\n jsCache[name] = result;\r\n return result;\r\n};\r\n","import { jsAPI } from 'support/compatibility/vendors';\r\n\r\nexport const resizeObserver: any | undefined = jsAPI('ResizeObserver');\r\n","function _extends() {\n module.exports = _extends = Object.assign || function (target) {\n for (var i = 1; i < arguments.length; i++) {\n var source = arguments[i];\n\n for (var key in source) {\n if (Object.prototype.hasOwnProperty.call(source, key)) {\n target[key] = source[key];\n }\n }\n }\n\n return target;\n };\n\n return _extends.apply(this, arguments);\n}\n\nmodule.exports = _extends;","import { each, indexOf, hasOwnProperty, keys } from 'support/utils';\r\nimport { type, isArray, isUndefined, isEmptyObject, isPlainObject, isString } from 'support/utils/types';\r\nimport { OptionsTemplate, OptionsTemplateTypes, OptionsTemplateType, Func, OptionsValidatedResult } from 'support/options';\r\nimport { PlainObject } from 'typings';\r\n\r\nconst { stringify } = JSON;\r\n\r\n/**\r\n * A prefix and suffix tuple which serves as recognition pattern for template types.\r\n */\r\nconst templateTypePrefixSuffix: readonly [string, string] = ['__TPL_', '_TYPE__'];\r\n/**\r\n * A object which serves as a mapping for \"normal\" types and template types.\r\n * Key = normal type string\r\n * value = template type string\r\n */\r\nconst optionsTemplateTypes: OptionsTemplateTypesDictionary = ['boolean', 'number', 'string', 'array', 'object', 'function', 'null'].reduce(\r\n (result, item) => {\r\n result[item] = templateTypePrefixSuffix[0] + item + templateTypePrefixSuffix[1];\r\n return result;\r\n },\r\n {} as OptionsTemplateTypesDictionary\r\n);\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n * @param propPath The propertyPath which lead to this object. (used for error logging)\r\n */\r\nconst validateRecursive = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff: T,\r\n doWriteErrors?: boolean,\r\n propPath?: string\r\n): OptionsValidatedResult => {\r\n const validatedOptions: T = {} as T;\r\n const optionsCopy: T = { ...options };\r\n const props = keys(template).filter((prop) => hasOwnProperty(options, prop));\r\n\r\n each(props, (prop: Extract) => {\r\n const optionsDiffValue: any = isUndefined(optionsDiff[prop]) ? {} : optionsDiff[prop];\r\n const optionsValue: any = options[prop];\r\n const templateValue: PlainObject | string | OptionsTemplateTypes | Array = template[prop];\r\n const templateIsComplex = isPlainObject(templateValue);\r\n const propPrefix = propPath ? `${propPath}.` : '';\r\n\r\n // if the template has a object as value, it means that the options are complex (verschachtelt)\r\n if (templateIsComplex && isPlainObject(optionsValue)) {\r\n const validatedResult = validateRecursive(optionsValue, templateValue as PlainObject, optionsDiffValue, doWriteErrors, propPrefix + prop);\r\n validatedOptions[prop] = validatedResult.validated;\r\n optionsCopy[prop] = validatedResult.foreign as any;\r\n\r\n each([optionsCopy, validatedOptions], (value) => {\r\n if (isEmptyObject(value[prop])) {\r\n delete value[prop];\r\n }\r\n });\r\n } else if (!templateIsComplex) {\r\n let isValid = false;\r\n const errorEnumStrings: Array = [];\r\n const errorPossibleTypes: Array = [];\r\n const optionsValueType = type(optionsValue);\r\n const templateValueArr: Array = !isArray(templateValue)\r\n ? [templateValue as string | OptionsTemplateTypes]\r\n : (templateValue as Array);\r\n\r\n each(templateValueArr, (currTemplateType) => {\r\n // if currType value isn't inside possibleTemplateTypes we assume its a enum string value\r\n const isEnumString = indexOf(Object.values(optionsTemplateTypes), currTemplateType) < 0;\r\n if (isEnumString && isString(optionsValue)) {\r\n // split it into a array which contains all possible values for example: [\"yes\", \"no\", \"maybe\"]\r\n const enumStringSplit = currTemplateType.split(' ');\r\n isValid = !!enumStringSplit.find((possibility) => possibility === optionsValue);\r\n\r\n // build error message\r\n errorEnumStrings.push(...enumStringSplit);\r\n } else {\r\n isValid = optionsTemplateTypes[optionsValueType] === currTemplateType;\r\n }\r\n\r\n // build error message\r\n errorPossibleTypes.push(isEnumString ? optionsTemplateTypes.string : currTemplateType);\r\n\r\n // continue if invalid, break if valid\r\n return !isValid;\r\n });\r\n\r\n if (isValid) {\r\n const doStringifyComparison = isArray(optionsValue) || isPlainObject(optionsValue);\r\n if (doStringifyComparison ? stringify(optionsValue) !== stringify(optionsDiffValue) : optionsValue !== optionsDiffValue) {\r\n validatedOptions[prop] = optionsValue;\r\n }\r\n } else if (doWriteErrors) {\r\n console.warn(\r\n `${\r\n `The option \"${propPrefix}${prop}\" wasn't set, because it doesn't accept the type [ ${optionsValueType.toUpperCase()} ] with the value of \"${optionsValue}\".\\r\\n` +\r\n `Accepted types are: [ ${errorPossibleTypes.join(', ').toUpperCase()} ].\\r\\n`\r\n }${errorEnumStrings.length > 0 ? `\\r\\nValid strings are: [ ${errorEnumStrings.join(', ')} ].` : ''}`\r\n );\r\n }\r\n\r\n delete optionsCopy[prop];\r\n }\r\n });\r\n\r\n return {\r\n foreign: optionsCopy,\r\n validated: validatedOptions,\r\n };\r\n};\r\n\r\n/**\r\n * Validates the given options object according to the given template object and returns a object which looks like:\r\n * {\r\n * foreign : a object which consists of properties which aren't defined inside the template. (foreign properties)\r\n * validated : a object which consists only of valid properties. (property name is inside the template and value has a correct type)\r\n * }\r\n * @param options The options object which shall be validated.\r\n * @param template The template according to which the options object shall be validated.\r\n * @param optionsDiff When provided the returned validated object will only have properties which are different to this objects properties.\r\n * Example (assume all properties are valid to the template):\r\n * Options object : { a: 'a', b: 'b', c: 'c' }\r\n * optionsDiff object : { a: 'a', b: 'b', c: undefined }\r\n * Returned validated object : { c: 'c' }\r\n * Because the value of the properties a and b didn't change, they aren't included in the returned object.\r\n * Without the optionsDiff object the returned validated object would be: { a: 'a', b: 'b', c: 'c' }\r\n * @param doWriteErrors True if errors shall be logged into the console, false otherwise.\r\n */\r\nconst validate = (\r\n options: T,\r\n template: OptionsTemplate>,\r\n optionsDiff?: T,\r\n doWriteErrors?: boolean\r\n): OptionsValidatedResult => {\r\n /*\r\n if (!isEmptyObject(foreign) && doWriteErrors)\r\n console.warn(`The following options are discarded due to invalidity:\\r\\n ${window.JSON.stringify(foreign, null, 2)}`);\r\n\r\n //add values, which aren't specified in the template, to the finished validated object to prevent them from being discarded\r\n if (keepForeignProps) {\r\n Object.assign(result.validated, foreign);\r\n }\r\n */\r\n return validateRecursive(options, template, optionsDiff || ({} as T), doWriteErrors || false);\r\n};\r\n\r\nexport { validate, optionsTemplateTypes };\r\n\r\ntype OptionsTemplateTypesDictionary = {\r\n readonly boolean: OptionsTemplateType;\r\n readonly number: OptionsTemplateType;\r\n readonly string: OptionsTemplateType;\r\n readonly array: OptionsTemplateType>;\r\n readonly object: OptionsTemplateType; // eslint-disable-line @typescript-eslint/ban-types\r\n readonly function: OptionsTemplateType;\r\n readonly null: OptionsTemplateType;\r\n};\r\n","import {\r\n createDOM,\r\n addClass,\r\n style,\r\n appendChildren,\r\n clientSize,\r\n absoluteCoordinates,\r\n offsetSize,\r\n scrollLeft,\r\n XY,\r\n removeAttr,\r\n removeElements,\r\n windowSize,\r\n runEach,\r\n} from 'support';\r\n\r\nexport type OnEnvironmentChanged = (env: Environment) => void;\r\nexport interface Environment {\r\n _autoUpdateLoop: boolean;\r\n _nativeScrollbarSize: XY;\r\n _nativeScrollbarIsOverlaid: XY;\r\n _nativeScrollbarStyling: boolean;\r\n _rtlScrollBehavior: { n: boolean; i: boolean };\r\n _addListener(listener: OnEnvironmentChanged): void;\r\n _removeListener(listener: OnEnvironmentChanged): void;\r\n}\r\n\r\nlet environmentInstance: Environment;\r\nconst { abs, round } = Math;\r\nconst environmentElmId = 'os-environment';\r\n\r\nconst getNativeScrollbarSize = (body: HTMLElement, measureElm: HTMLElement): XY => {\r\n appendChildren(body, measureElm);\r\n const cSize = clientSize(measureElm);\r\n const oSize = offsetSize(measureElm);\r\n\r\n return {\r\n x: oSize.h - cSize.h,\r\n y: oSize.w - cSize.w,\r\n };\r\n};\r\n\r\nconst getNativeScrollbarStyling = (testElm: HTMLElement): boolean => {\r\n let result = false;\r\n addClass(testElm, 'os-viewport-native-scrollbars-invisible');\r\n try {\r\n result =\r\n style(testElm, 'scrollbar-width') === 'none' || window.getComputedStyle(testElm, '::-webkit-scrollbar').getPropertyValue('display') === 'none';\r\n } catch (ex) {}\r\n\r\n return result;\r\n};\r\n\r\nconst getRtlScrollBehavior = (parentElm: HTMLElement, childElm: HTMLElement): { i: boolean; n: boolean } => {\r\n const strHidden = 'hidden';\r\n style(parentElm, { overflowX: strHidden, overflowY: strHidden, direction: 'rtl' });\r\n scrollLeft(parentElm, 0);\r\n\r\n const parentOffset = absoluteCoordinates(parentElm);\r\n const childOffset = absoluteCoordinates(childElm);\r\n scrollLeft(parentElm, -999); // https://github.com/KingSora/OverlayScrollbars/issues/187\r\n const childOffsetAfterScroll = absoluteCoordinates(childElm);\r\n return {\r\n /**\r\n * origin direction = determines if the zero scroll position is on the left or right side\r\n * 'i' means 'invert' (i === true means that the axis must be inverted to be correct)\r\n * true = on the left side\r\n * false = on the right side\r\n */\r\n i: parentOffset.x === childOffset.x,\r\n /**\r\n * negative = determines if the maximum scroll is positive or negative\r\n * 'n' means 'negate' (n === true means that the axis must be negated to be correct)\r\n * true = negative\r\n * false = positive\r\n */\r\n n: childOffset.x !== childOffsetAfterScroll.x,\r\n };\r\n};\r\n\r\nconst getWindowDPR = (): number => {\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const dDPI = window.screen.deviceXDPI || 0;\r\n // eslint-disable-next-line\r\n // @ts-ignore\r\n const sDPI = window.screen.logicalXDPI || 1;\r\n return window.devicePixelRatio || dDPI / sDPI;\r\n};\r\n\r\nconst diffBiggerThanOne = (valOne: number, valTwo: number): boolean => {\r\n const absValOne = abs(valOne);\r\n const absValTwo = abs(valTwo);\r\n return !(absValOne === absValTwo || absValOne + 1 === absValTwo || absValOne - 1 === absValTwo);\r\n};\r\n\r\nconst createEnvironment = (): Environment => {\r\n const { body } = document;\r\n const envDOM = createDOM(`
`);\r\n const envElm = envDOM[0] as HTMLElement;\r\n const envChildElm = envElm.firstChild as HTMLElement;\r\n\r\n const onChangedListener: Set = new Set();\r\n const nativeScrollBarSize = getNativeScrollbarSize(body, envElm);\r\n const nativeScrollbarIsOverlaid = {\r\n x: nativeScrollBarSize.x === 0,\r\n y: nativeScrollBarSize.y === 0,\r\n };\r\n\r\n const env: Environment = {\r\n _autoUpdateLoop: false,\r\n _nativeScrollbarSize: nativeScrollBarSize,\r\n _nativeScrollbarIsOverlaid: nativeScrollbarIsOverlaid,\r\n _nativeScrollbarStyling: getNativeScrollbarStyling(envElm),\r\n _rtlScrollBehavior: getRtlScrollBehavior(envElm, envChildElm),\r\n _addListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.add(listener);\r\n },\r\n _removeListener(listener: OnEnvironmentChanged): void {\r\n onChangedListener.delete(listener);\r\n },\r\n };\r\n\r\n removeAttr(envElm, 'style');\r\n removeElements(envElm);\r\n\r\n if (!nativeScrollbarIsOverlaid.x || !nativeScrollbarIsOverlaid.y) {\r\n let size = windowSize();\r\n let dpr = getWindowDPR();\r\n let scrollbarSize = nativeScrollBarSize;\r\n\r\n window.addEventListener('resize', () => {\r\n if (onChangedListener.size) {\r\n const sizeNew = windowSize();\r\n const deltaSize = {\r\n w: sizeNew.w - size.w,\r\n h: sizeNew.h - size.h,\r\n };\r\n\r\n if (deltaSize.w === 0 && deltaSize.h === 0) return;\r\n\r\n const deltaAbsSize = {\r\n w: abs(deltaSize.w),\r\n h: abs(deltaSize.h),\r\n };\r\n const deltaAbsRatio = {\r\n w: abs(round(sizeNew.w / (size.w / 100.0))),\r\n h: abs(round(sizeNew.h / (size.h / 100.0))),\r\n };\r\n const dprNew = getWindowDPR();\r\n const deltaIsBigger = deltaAbsSize.w > 2 && deltaAbsSize.h > 2;\r\n const difference = !diffBiggerThanOne(deltaAbsRatio.w, deltaAbsRatio.h);\r\n const dprChanged = dprNew !== dpr && dpr > 0;\r\n const isZoom = deltaIsBigger && difference && dprChanged;\r\n\r\n if (isZoom) {\r\n const newScrollbarSize = (environmentInstance._nativeScrollbarSize = getNativeScrollbarSize(body, envElm));\r\n removeElements(envElm);\r\n\r\n if (scrollbarSize.x !== newScrollbarSize.x || scrollbarSize.y !== newScrollbarSize.y) {\r\n runEach(onChangedListener);\r\n }\r\n\r\n scrollbarSize = newScrollbarSize;\r\n }\r\n\r\n size = sizeNew;\r\n dpr = dprNew;\r\n }\r\n });\r\n }\r\n\r\n return env;\r\n};\r\n\r\nexport const getEnvironment = (): Environment => {\r\n if (!environmentInstance) {\r\n environmentInstance = createEnvironment();\r\n }\r\n return environmentInstance;\r\n};\r\n","import {\r\n createDOM,\r\n style,\r\n appendChildren,\r\n offsetSize,\r\n scrollLeft,\r\n scrollTop,\r\n jsAPI,\r\n runEach,\r\n prependChildren,\r\n removeElements,\r\n on,\r\n preventDefault,\r\n stopPropagation,\r\n} from 'support';\r\nimport { getEnvironment } from 'environment';\r\n\r\nconst animationStartEventName = 'animationstart';\r\nconst scrollEventName = 'scroll';\r\nconst scrollAmount = 3333333;\r\nconst ResizeObserverConstructor = jsAPI('ResizeObserver');\r\nconst classNameSizeObserver = 'os-size-observer';\r\nconst classNameSizeObserverListener = `${classNameSizeObserver}-listener`;\r\nconst classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`;\r\nconst classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`;\r\nconst cAF = cancelAnimationFrame;\r\nconst rAF = requestAnimationFrame;\r\nconst getDirection = (elm: HTMLElement) => style(elm, 'direction');\r\n\r\n// TODO:\r\n// 1. MAYBE add comparison function to offsetSize etc.\r\n\r\nexport const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: (direction?: boolean) => any, direction?: boolean) => {\r\n const rtlScrollBehavior = getEnvironment()._rtlScrollBehavior;\r\n const baseElements = createDOM(`
`);\r\n const sizeObserver = baseElements[0] as HTMLElement;\r\n const listenerElement = sizeObserver.firstChild as HTMLElement;\r\n const onSizeChangedCallbackProxy = (dir?: boolean) => {\r\n if (direction) {\r\n const rtl = getDirection(sizeObserver) === 'rtl';\r\n scrollLeft(sizeObserver, rtl ? (rtlScrollBehavior.n ? -scrollAmount : rtlScrollBehavior.i ? 0 : scrollAmount) : scrollAmount);\r\n scrollTop(sizeObserver, scrollAmount);\r\n }\r\n onSizeChangedCallback(dir === true);\r\n };\r\n const offListeners: (() => void)[] = [];\r\n let appearCallback: (...args: any) => any = onSizeChangedCallbackProxy;\r\n\r\n if (ResizeObserverConstructor) {\r\n const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy);\r\n resizeObserverInstance.observe(listenerElement);\r\n } else {\r\n const observerElementChildren = createDOM(\r\n `
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fdfhdfgh
')]}})); \ No newline at end of file diff --git a/packages/overlayscrollbars/src/index.ts b/packages/overlayscrollbars/src/index.ts index a0cd464..0f35efe 100644 --- a/packages/overlayscrollbars/src/index.ts +++ b/packages/overlayscrollbars/src/index.ts @@ -1,5 +1,6 @@ import { createDOM } from 'support/dom'; -import { Environment } from 'environment'; +import { getEnvironment } from 'environment'; +import { createSizeObserver } from 'overlayscrollbars/observers/SizeObserver'; const abc = { a: 1, @@ -9,7 +10,8 @@ const abc = { export default () => { return [ - new Environment(), + getEnvironment(), + createSizeObserver(document.body, () => {}), createDOM( '\
\ diff --git a/packages/overlayscrollbars/src/overlayscrollbars/observers/SizeObserver.ts b/packages/overlayscrollbars/src/overlayscrollbars/observers/SizeObserver.ts index d45e3e7..297d45f 100644 --- a/packages/overlayscrollbars/src/overlayscrollbars/observers/SizeObserver.ts +++ b/packages/overlayscrollbars/src/overlayscrollbars/observers/SizeObserver.ts @@ -12,6 +12,7 @@ import { on, preventDefault, stopPropagation, + addClass, } from 'support'; import { getEnvironment } from 'environment'; @@ -20,6 +21,7 @@ const scrollEventName = 'scroll'; const scrollAmount = 3333333; const ResizeObserverConstructor = jsAPI('ResizeObserver'); const classNameSizeObserver = 'os-size-observer'; +const classNameSizeObserverAppear = `${classNameSizeObserver}-appear`; const classNameSizeObserverListener = `${classNameSizeObserver}-listener`; const classNameSizeObserverListenerItem = `${classNameSizeObserverListener}-item`; const classNameSizeObserverListenerItemFinal = `${classNameSizeObserverListenerItem}-final`; @@ -30,7 +32,13 @@ const getDirection = (elm: HTMLElement) => style(elm, 'direction'); // TODO: // 1. MAYBE add comparison function to offsetSize etc. -export const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: (direction?: boolean) => any, direction?: boolean) => { +export type SizeObserverOptions = { _direction?: boolean; _appear?: boolean }; +export const createSizeObserver = ( + target: HTMLElement, + onSizeChangedCallback: (direction?: boolean) => any, + options?: SizeObserverOptions +): (() => void) => { + const { _direction: direction = false, _appear: appear = false } = options || {}; const rtlScrollBehavior = getEnvironment()._rtlScrollBehavior; const baseElements = createDOM(`
`); const sizeObserver = baseElements[0] as HTMLElement; @@ -49,6 +57,7 @@ export const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: ( if (ResizeObserverConstructor) { const resizeObserverInstance = new ResizeObserverConstructor(onSizeChangedCallbackProxy); resizeObserverInstance.observe(listenerElement); + offListeners.push(() => resizeObserverInstance.disconnect()); } else { const observerElementChildren = createDOM( `
` @@ -84,7 +93,9 @@ export const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: ( if (scrollEvent && isDirty && !rAFId) { cAF(rAFId); rAFId = rAF(onResized); - } else if (!scrollEvent) onResized(); + } else if (!scrollEvent) { + onResized(); + } reset(); if (scrollEvent) { @@ -129,7 +140,11 @@ export const createSizeObserver = (target: HTMLElement, onSizeChangedCallback: ( ); } - offListeners.push(on(sizeObserver, animationStartEventName, appearCallback)); + if (appear) { + addClass(sizeObserver, classNameSizeObserverAppear); + offListeners.push(on(sizeObserver, animationStartEventName, appearCallback)); + } + prependChildren(target, sizeObserver); return () => { diff --git a/packages/overlayscrollbars/src/overlayscrollbars/observers/TrinsicObserver.ts b/packages/overlayscrollbars/src/overlayscrollbars/observers/TrinsicObserver.ts index e69de29..1adf14b 100644 --- a/packages/overlayscrollbars/src/overlayscrollbars/observers/TrinsicObserver.ts +++ b/packages/overlayscrollbars/src/overlayscrollbars/observers/TrinsicObserver.ts @@ -0,0 +1,53 @@ +import { createDOM, offsetSize, jsAPI, runEach, prependChildren, removeElements } from 'support'; +import { createSizeObserver } from 'overlayscrollbars/observers/SizeObserver'; + +const classNameTrinsicObserver = 'os-trinsic-observer'; +const IntersectionObserverConstructor = jsAPI('IntersectionObserver'); + +export const createTrinsicObserver = ( + target: HTMLElement, + onTrinsicChangedCallback: (widthIntrinsic: boolean, heightIntrinsic: boolean) => any +): (() => void) => { + const trinsicObserver = createDOM(`
`)[0] as HTMLElement; + const offListeners: (() => void)[] = []; + let heightIntrinsic = false; + + if (IntersectionObserverConstructor) { + const intersectionObserverInstance: IntersectionObserver = new IntersectionObserverConstructor( + (entries: IntersectionObserverEntry[]) => { + if (entries && entries.length > 0) { + const last = entries.pop(); + if (last) { + const newHeightIntrinsic = last.isIntersecting || last.intersectionRatio > 0; + + if (newHeightIntrinsic !== heightIntrinsic) { + onTrinsicChangedCallback(false, newHeightIntrinsic); + heightIntrinsic = newHeightIntrinsic; + } + } + } + }, + { root: target } + ); + intersectionObserverInstance.observe(trinsicObserver); + offListeners.push(() => intersectionObserverInstance.disconnect()); + } else { + offListeners.push( + createSizeObserver(trinsicObserver, () => { + const newSize = offsetSize(trinsicObserver); + const newHeightIntrinsic = newSize.h === 0; + if (newHeightIntrinsic !== heightIntrinsic) { + onTrinsicChangedCallback(false, newSize.h === 0); + heightIntrinsic = newHeightIntrinsic; + } + }) + ); + } + + prependChildren(target, trinsicObserver); + + return () => { + runEach(offListeners); + removeElements(trinsicObserver); + }; +}; diff --git a/packages/overlayscrollbars/src/sizeobserver.scss b/packages/overlayscrollbars/src/sizeobserver.scss index dc159bb..6605fd0 100644 --- a/packages/overlayscrollbars/src/sizeobserver.scss +++ b/packages/overlayscrollbars/src/sizeobserver.scss @@ -25,6 +25,9 @@ $scrollbar-cushion: 100px; height: 100%; width: 100%; z-index: -1; +} + +.os-size-observer-appear { animation-duration: 0.001s; animation-name: os-size-observer-appear-animation; } diff --git a/packages/overlayscrollbars/src/trinsicobserver.scss b/packages/overlayscrollbars/src/trinsicobserver.scss new file mode 100644 index 0000000..059f2ee --- /dev/null +++ b/packages/overlayscrollbars/src/trinsicobserver.scss @@ -0,0 +1,26 @@ +.os-trinsic-observer { + flex: none; + box-sizing: border-box; + position: relative; + max-width: 1px; + max-height: 1px; + padding: 0; + margin: 0; + border: none; + overflow: hidden; + z-index: -1; + height: 0; + top: calc(-100% + 1px); + + &:not(:empty) { + height: calc(100% + 1px); + top: auto; + + & > .os-size-observer { + width: 1000%; + height: 1000%; + min-height: 1px; + min-width: 1px; + } + } +} diff --git a/packages/overlayscrollbars/tests/puppeteer/SizeObserver/index.browser.ts b/packages/overlayscrollbars/tests/puppeteer/SizeObserver/index.browser.ts index c0f1b1c..7ac4b42 100644 --- a/packages/overlayscrollbars/tests/puppeteer/SizeObserver/index.browser.ts +++ b/packages/overlayscrollbars/tests/puppeteer/SizeObserver/index.browser.ts @@ -170,7 +170,7 @@ createSizeObserver( } }); }, - true + { _direction: true, _appear: true } ); export { start }; diff --git a/packages/overlayscrollbars/types/environment/environment.d.ts b/packages/overlayscrollbars/types/environment/environment.d.ts index 1953c04..ccd612b 100644 --- a/packages/overlayscrollbars/types/environment/environment.d.ts +++ b/packages/overlayscrollbars/types/environment/environment.d.ts @@ -1,7 +1,6 @@ import { XY } from 'support'; -declare type OnEnvironmentChanged = (env: Environment) => void; -export declare class Environment { - #private; +export declare type OnEnvironmentChanged = (env: Environment) => void; +export interface Environment { _autoUpdateLoop: boolean; _nativeScrollbarSize: XY; _nativeScrollbarIsOverlaid: XY; @@ -10,10 +9,7 @@ export declare class Environment { n: boolean; i: boolean; }; - _supportPassiveEvents: boolean; - _supportResizeObserver: boolean; - constructor(); - addListener(listener: OnEnvironmentChanged): void; - removeListener(listener: OnEnvironmentChanged): void; + _addListener(listener: OnEnvironmentChanged): void; + _removeListener(listener: OnEnvironmentChanged): void; } -export {}; +export declare const getEnvironment: () => Environment; diff --git a/packages/overlayscrollbars/types/index.d.ts b/packages/overlayscrollbars/types/index.d.ts index b2d64d5..83625fa 100644 --- a/packages/overlayscrollbars/types/index.d.ts +++ b/packages/overlayscrollbars/types/index.d.ts @@ -1,3 +1,2 @@ -import { Environment } from 'environment'; -declare const _default: () => (Environment | readonly Node[])[]; +declare const _default: () => (import("./environment").Environment | (() => void) | readonly Node[])[]; export default _default; diff --git a/packages/overlayscrollbars/types/overlayscrollbars/observers/SizeObserver.d.ts b/packages/overlayscrollbars/types/overlayscrollbars/observers/SizeObserver.d.ts new file mode 100644 index 0000000..b762e06 --- /dev/null +++ b/packages/overlayscrollbars/types/overlayscrollbars/observers/SizeObserver.d.ts @@ -0,0 +1 @@ +export declare const createSizeObserver: (target: HTMLElement, onSizeChangedCallback: (direction?: boolean | undefined) => any, direction?: boolean | undefined) => () => void; diff --git a/packages/overlayscrollbars/types/overlayscrollbars/observers/TrinsicObserver.d.ts b/packages/overlayscrollbars/types/overlayscrollbars/observers/TrinsicObserver.d.ts new file mode 100644 index 0000000..0ee4a03 --- /dev/null +++ b/packages/overlayscrollbars/types/overlayscrollbars/observers/TrinsicObserver.d.ts @@ -0,0 +1 @@ +export declare const hi: () => null; diff --git a/packages/overlayscrollbars/types/overlayscrollbars/observers/createSizeObserver.d.ts b/packages/overlayscrollbars/types/overlayscrollbars/observers/createSizeObserver.d.ts deleted file mode 100644 index e58856d..0000000 --- a/packages/overlayscrollbars/types/overlayscrollbars/observers/createSizeObserver.d.ts +++ /dev/null @@ -1 +0,0 @@ -export declare const createSizeObserver: (onSizeChangedCallback: () => void) => HTMLElement; diff --git a/packages/overlayscrollbars/types/support/dom/dimensions.d.ts b/packages/overlayscrollbars/types/support/dom/dimensions.d.ts index e6a79f9..6542bea 100644 --- a/packages/overlayscrollbars/types/support/dom/dimensions.d.ts +++ b/packages/overlayscrollbars/types/support/dom/dimensions.d.ts @@ -1,4 +1,7 @@ -import { WH } from 'support/dom'; +export interface WH { + w: T; + h: T; +} export declare const windowSize: () => WH; export declare const offsetSize: (elm: HTMLElement | null) => WH; export declare const clientSize: (elm: HTMLElement | null) => WH; diff --git a/packages/overlayscrollbars/types/support/dom/events.d.ts b/packages/overlayscrollbars/types/support/dom/events.d.ts index 02a1512..9385a6d 100644 --- a/packages/overlayscrollbars/types/support/dom/events.d.ts +++ b/packages/overlayscrollbars/types/support/dom/events.d.ts @@ -1 +1,9 @@ -export declare const on: (target: EventTarget, type: string, listener: EventListenerOrEventListenerObject | null, options: AddEventListenerOptions) => void; +export interface OnOptions { + _capture?: boolean; + _passive?: boolean; + _once?: boolean; +} +export declare const off: (target: EventTarget, eventNames: string, listener: EventListener, capture?: boolean | undefined) => void; +export declare const on: (target: EventTarget, eventNames: string, listener: EventListener, options?: OnOptions | undefined) => (() => void); +export declare const stopPropagation: (evt: Event) => void; +export declare const preventDefault: (evt: Event) => void; diff --git a/packages/overlayscrollbars/types/support/dom/index.d.ts b/packages/overlayscrollbars/types/support/dom/index.d.ts index d34a5d1..1ca5c4b 100644 --- a/packages/overlayscrollbars/types/support/dom/index.d.ts +++ b/packages/overlayscrollbars/types/support/dom/index.d.ts @@ -2,15 +2,8 @@ export * from 'support/dom/attribute'; export * from 'support/dom/class'; export * from 'support/dom/create'; export * from 'support/dom/dimensions'; +export * from 'support/dom/events'; export * from 'support/dom/style'; export * from 'support/dom/manipulation'; export * from 'support/dom/offset'; export * from 'support/dom/traversal'; -export interface XY { - x: T; - y: T; -} -export interface WH { - w: T; - h: T; -} diff --git a/packages/overlayscrollbars/types/support/dom/offset.d.ts b/packages/overlayscrollbars/types/support/dom/offset.d.ts index c81a0bb..19b64d2 100644 --- a/packages/overlayscrollbars/types/support/dom/offset.d.ts +++ b/packages/overlayscrollbars/types/support/dom/offset.d.ts @@ -1,3 +1,6 @@ -import { XY } from 'support/dom'; +export interface XY { + x: T; + y: T; +} export declare const absoluteCoordinates: (elm: HTMLElement | null) => XY; export declare const offsetCoordinates: (elm: HTMLElement | null) => XY; diff --git a/packages/overlayscrollbars/types/support/utils/array.d.ts b/packages/overlayscrollbars/types/support/utils/array.d.ts index 0fc6883..f40e995 100644 --- a/packages/overlayscrollbars/types/support/utils/array.d.ts +++ b/packages/overlayscrollbars/types/support/utils/array.d.ts @@ -1,4 +1,5 @@ import { PlainObject } from 'typings'; +declare type RunEachItem = ((...args: any) => any | any[]) | null | undefined; export declare function each(array: Array | ReadonlyArray, callback: (value: T, indexOrKey: number, source: Array) => boolean | void): Array | ReadonlyArray; export declare function each(array: Array | ReadonlyArray | null, callback: (value: T, indexOrKey: number, source: Array) => boolean | void): Array | ReadonlyArray | null; export declare function each(arrayLikeObject: ArrayLike, callback: (value: T, indexOrKey: number, source: ArrayLike) => boolean | void): ArrayLike; @@ -7,3 +8,5 @@ export declare function each(obj: PlainObject, callback: (value: any, indexOrKey export declare function each(obj: PlainObject | null, callback: (value: any, indexOrKey: string, source: PlainObject) => boolean | void): PlainObject | null; export declare const indexOf: (arr: T[], item: T, fromIndex?: number | undefined) => number; export declare const from: (arr: ArrayLike) => T[]; +export declare const runEach: (arr: ArrayLike | Set) => void; +export {};