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@duoduo-oba/ng-devui

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DevUI components based on Angular

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/** * @fileoverview added by tsickle * Generated from: anchor-link.directive.ts * @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc */ import { Directive, forwardRef, HostListener, Inject, Input, HostBinding } from '@angular/core'; import { AnchorBoxDirective } from './anchor-box.directive'; var AnchorLinkDirective = /** @class */ (function () { function AnchorLinkDirective(box) { var _this = this; this.bindAnchorAfterBoxReady = (/** * @return {?} */ function () { if (_this.boxElement.anchorMap) { setTimeout((/** * @return {?} */ function () { _this.anchorBlock = _this.boxElement.anchorMap[_this.anchorName]; }), 0); } else { _this.bindingAnchorTimer = setTimeout(_this.bindAnchorAfterBoxReady, 500); } }); this.boxElement = box; } Object.defineProperty(AnchorLinkDirective.prototype, "anchorActiveClass", { get: /** * @return {?} */ function () { return (this.anchorBlock && this.anchorBlock.isActive) ? (this.anchorActive || '') : ''; }, enumerable: true, configurable: true }); Object.defineProperty(AnchorLinkDirective.prototype, "anchorName", { get: /** * @return {?} */ function () { return this._anchorName; }, set: /** * @param {?} anchor * @return {?} */ function (anchor) { this._anchorName = anchor; this.bindAnchorAfterBoxReady(); }, enumerable: true, configurable: true }); /** * @return {?} */ AnchorLinkDirective.prototype.ngOnInit = /** * @return {?} */ function () { this.subscribeAnchorMapChange(); }; /** * @return {?} */ AnchorLinkDirective.prototype.ngOnDestroy = /** * @return {?} */ function () { if (this.subscription) { this.subscription.unsubscribe(); } }; /** * @return {?} */ AnchorLinkDirective.prototype.subscribeAnchorMapChange = /** * @return {?} */ function () { var _this = this; if (this.boxElement) { this.subscription = this.boxElement.refreshAnchorMap.subscribe((/** * @return {?} */ function () { if (_this.bindingAnchorTimer) { clearTimeout(_this.bindingAnchorTimer); _this.bindingAnchorTimer = undefined; } _this.bindAnchorAfterBoxReady(); })); } }; /** * @return {?} */ AnchorLinkDirective.prototype.scrollToAnchor = /** * @return {?} */ function () { var _this = this; if (!this.anchorBlock) { return; } /** @type {?} */ var callback = (/** * @return {?} */ function () { setTimeout((/** * @return {?} */ function () { _this.boxElement.forceActiveAnchor(_this.anchorName, 'anchor-link'); }), 120); }); ((/** * @param {?} container * @param {?} anchor * @return {?} */ function (container, anchor) { /** @type {?} */ var containerScrollTop = container.scrollTop; if (container === document.documentElement) { containerScrollTop += document.body.scrollTop; } _this.scrollAnimate(container, containerScrollTop, (containerScrollTop + anchor.getBoundingClientRect().top - (_this.boxElement.view && _this.boxElement.view.top || 0)), undefined, undefined, callback); }))(this.boxElement.scrollTarget || document.documentElement, this.anchorBlock.element); }; /** * @param {?} target * @param {?} currentTopValue * @param {?} targetTopValue * @param {?=} timeGap * @param {?=} scrollTime * @param {?=} callback * @return {?} */ AnchorLinkDirective.prototype.scrollAnimate = /** * @param {?} target * @param {?} currentTopValue * @param {?} targetTopValue * @param {?=} timeGap * @param {?=} scrollTime * @param {?=} callback * @return {?} */ function (target, currentTopValue, targetTopValue, timeGap, scrollTime, callback) { var _this = this; if (timeGap === void 0) { timeGap = 40; } if (scrollTime === void 0) { scrollTime = 450; } /** @type {?} */ var startTimeStamp = Date.now(); /** @type {?} */ var drawAnimateFrame = (/** * @return {?} */ function () { /** @type {?} */ var currentTime = Date.now() - startTimeStamp; if (currentTime - timeGap > scrollTime) { target.scrollTop = targetTopValue; if (target === document.documentElement) { // 兼容写法,老浏览器/老API模式需要document.body滚动,新的需要documentElement滚动 document.body.scrollTop = targetTopValue; } if (callback) { callback(); } } else { /** @type {?} */ var tempTopValue = _this.easeInOutCubic(currentTime, currentTopValue, targetTopValue, scrollTime); target.scrollTop = tempTopValue; if (target === document.documentElement) { document.body.scrollTop = tempTopValue; } setTimeout((/** * @return {?} */ function () { requestAnimationFrame(drawAnimateFrame); }), timeGap); } }); requestAnimationFrame(drawAnimateFrame); }; /** * @param {?} t * @param {?} b * @param {?} c * @param {?} d * @return {?} */ AnchorLinkDirective.prototype.easeInOutCubic = /** * @param {?} t * @param {?} b * @param {?} c * @param {?} d * @return {?} */ function (t, b, c, d) { /** @type {?} */ var cc = c - b; /** @type {?} */ var tt = t / (d / 2); if (tt < 1) { return cc / 2 * tt * tt * tt + b; } else { return cc / 2 * ((tt -= 2) * tt * tt + 2) + b; } }; AnchorLinkDirective.decorators = [ { type: Directive, args: [{ selector: '[dAnchorLink]', },] } ]; /** @nocollapse */ AnchorLinkDirective.ctorParameters = function () { return [ { type: AnchorBoxDirective, decorators: [{ type: Inject, args: [forwardRef((/** * @return {?} */ function () { return AnchorBoxDirective; })),] }] } ]; }; AnchorLinkDirective.propDecorators = { anchorActiveClass: [{ type: HostBinding, args: ['class',] }], anchorName: [{ type: Input, args: ['dAnchorLink',] }], anchorActive: [{ type: Input }], scrollToAnchor: [{ type: HostListener, args: ['click',] }] }; return AnchorLinkDirective; }()); export { AnchorLinkDirective }; if (false) { /** * @type {?} * @private */ AnchorLinkDirective.prototype._anchorName; /** @type {?} */ AnchorLinkDirective.prototype.anchorActive; /** @type {?} */ AnchorLinkDirective.prototype.boxElement; 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(this.anchorActive || '') : '';\r\n  }\r\n  private _anchorName;\r\n  @Input('dAnchorLink')\r\n  set anchorName(anchor: string) {\r\n    this._anchorName = anchor;\r\n    this.bindAnchorAfterBoxReady();\r\n  }\r\n  get anchorName() { return this._anchorName; }\r\n\r\n  @Input() anchorActive: string;\r\n\r\n  boxElement: AnchorBoxDirective;\r\n  anchorBlock: AnchorDirective;\r\n  bindingAnchorTimer;\r\n  subscription;\r\n\r\n  constructor(@Inject(forwardRef(() => AnchorBoxDirective)) box: AnchorBoxDirective) {\r\n      this.boxElement = box;\r\n  }\r\n\r\n  ngOnInit() {\r\n      this.subscribeAnchorMapChange();\r\n  }\r\n\r\n  ngOnDestroy() {\r\n      if ( this.subscription) {\r\n          this.subscription.unsubscribe();\r\n      }\r\n  }\r\n\r\n  subscribeAnchorMapChange() {\r\n    if (this.boxElement) {\r\n      this.subscription = this.boxElement.refreshAnchorMap.subscribe(() => {\r\n        if (this.bindingAnchorTimer) {\r\n          clearTimeout(this.bindingAnchorTimer);\r\n          this.bindingAnchorTimer = undefined;\r\n        }\r\n        this.bindAnchorAfterBoxReady();\r\n      });\r\n    }\r\n  }\r\n\r\n  bindAnchorAfterBoxReady = () => {\r\n    if (this.boxElement.anchorMap) {\r\n      setTimeout(() => {this.anchorBlock = this.boxElement.anchorMap[this.anchorName]; }, 0);\r\n    } else {\r\n      this.bindingAnchorTimer = setTimeout(this.bindAnchorAfterBoxReady, 500);\r\n    }\r\n  }\r\n\r\n  @HostListener ('click')\r\n  scrollToAnchor() {\r\n    if ( !this.anchorBlock) {\r\n      return;\r\n    }\r\n    const callback = () => {\r\n      setTimeout(() => { this.boxElement.forceActiveAnchor(this.anchorName, 'anchor-link'); }, 120);\r\n    };\r\n    ((container: Element, anchor: Element) => {\r\n      let containerScrollTop = container.scrollTop;\r\n      if (container === document.documentElement) {\r\n        containerScrollTop += document.body.scrollTop;\r\n      }\r\n      this.scrollAnimate(\r\n        container,\r\n        containerScrollTop,\r\n        (containerScrollTop + anchor.getBoundingClientRect().top - (this.boxElement.view && this.boxElement.view.top || 0)),\r\n        undefined, undefined, callback\r\n      );\r\n    })( this.boxElement.scrollTarget || document.documentElement, this.anchorBlock.element);\r\n  }\r\n\r\n  scrollAnimate(target, currentTopValue, targetTopValue, timeGap: number = 40, scrollTime: number = 450, callback?) {\r\n    const startTimeStamp = Date.now();\r\n    const drawAnimateFrame = () => {\r\n      const currentTime = Date.now() - startTimeStamp;\r\n      if (currentTime - timeGap > scrollTime ) {\r\n        target.scrollTop = targetTopValue;\r\n        if (target === document.documentElement) {\r\n          // 兼容写法，老浏览器/老API模式需要document.body滚动，新的需要documentElement滚动\r\n          document.body.scrollTop = targetTopValue;\r\n        }\r\n        if (callback) {\r\n            callback();\r\n        }\r\n      } else {\r\n        const tempTopValue = this.easeInOutCubic(currentTime, currentTopValue, targetTopValue, scrollTime);\r\n        target.scrollTop = tempTopValue;\r\n        if (target === document.documentElement) {\r\n          document.body.scrollTop = tempTopValue;\r\n        }\r\n        setTimeout(() => {requestAnimationFrame(drawAnimateFrame); }, timeGap);\r\n      }\r\n    };\r\n    requestAnimationFrame(drawAnimateFrame);\r\n  }\r\n\r\n  easeInOutCubic(t: number, b: number, c: number, d: number): number {\r\n    const cc = c - b;\r\n    let tt = t / (d / 2);\r\n    if (tt < 1) {\r\n      return cc / 2 * tt * tt * tt + b;\r\n    } else {\r\n      return cc / 2 * ((tt -= 2) * tt * tt + 2) + b;\r\n    }\r\n  }\r\n}\r\n"]}