ngx-page-scroll/fesm2022/ngx-page-scroll.mjs.map

Convenience directive for animated scrolling functionality for angular written in pure typescript

{"version":3,"file":"ngx-page-scroll.mjs","sources":["../../../projects/ngx-page-scroll/src/lib/ngx-page-scroll.directive.ts","../../../projects/ngx-page-scroll/src/lib/ngx-page-scroll.module.ts","../../../projects/ngx-page-scroll/src/public-api.ts","../../../projects/ngx-page-scroll/src/ngx-page-scroll.ts"],"sourcesContent":["/* eslint-disable @angular-eslint/no-host-metadata-property, @angular-eslint/directive-selector */\n\nimport {\n  Directive,\n  EventEmitter,\n  Inject,\n  Input,\n  OnChanges,\n  OnDestroy,\n  Optional,\n  Output,\n  SimpleChanges,\n  DOCUMENT\n} from '@angular/core';\nimport { NavigationCancel, NavigationEnd, NavigationError, Router, UrlTree } from '@angular/router';\n\n\nimport { EasingLogic, PageScrollInstance, PageScrollOptions, PageScrollService } from 'ngx-page-scroll-core';\nimport { filter, take } from 'rxjs/operators';\n\n@Directive({\n    selector: '[pageScroll]',\n    host: {\n        '(click)': 'handleClick($event)',\n    }\n})\nexport class NgxPageScrollDirective implements OnChanges, OnDestroy {\n\n  @Input()\n  public routerLink;\n\n  @Input()\n  public href: string;\n\n  @Input()\n  public fragment: string;\n\n  @Input()\n  public pageScrollTarget: string;\n\n  @Input()\n  public pageScrollHorizontal: boolean;\n\n  @Input()\n  public pageScrollOffset: number;\n\n  @Input()\n  public pageScrollDuration: number;\n\n  @Input()\n  public pageScrollSpeed: number;\n\n  @Input()\n  public pageScrollEasing: EasingLogic;\n\n  @Input()\n  public pageScrollInterruptible: boolean;\n\n  @Input()\n  public pageScrollInView: boolean;\n\n  @Input()\n  public pageScrollAdjustHash = false;\n\n  @Input()\n  public pageScroll: string;\n\n  @Output()\n  pageScrollFinish: EventEmitter<boolean> = new EventEmitter<boolean>();\n\n  private pageScrollInstance: PageScrollInstance;\n  private readonly document: Document;\n\n  constructor(private readonly pageScrollService: PageScrollService, @Optional() private readonly router: Router, @Inject(DOCUMENT) document) {\n    this.document = (document as Document);\n  }\n\n  ngOnChanges(changes: SimpleChanges): void {// eslint-disable-line @typescript-eslint/no-unused-vars\n    // Some inputs changed, reset the pageScrollInstance\n    this.pageScrollInstance = undefined;\n  }\n\n  ngOnDestroy(): void {\n    if (this.pageScrollInstance) {\n      this.pageScrollService.stop(this.pageScrollInstance);\n    }\n  }\n\n  private getPageScrollTarget(): string {\n    return this.pageScrollTarget || this.href || (this.fragment ? '#' + this.fragment : '');\n  }\n\n  private generatePageScrollInstance(): PageScrollInstance {\n    if (this.pageScrollInstance === undefined || this.pageScrollInstance === null) {\n      const options: PageScrollOptions = {\n        document: this.document,\n        scrollTarget: this.getPageScrollTarget(),\n      };\n\n      if (this.pageScroll) {\n        options.namespace = this.pageScroll;\n      }\n      if (this.pageScrollHorizontal !== undefined && this.pageScrollHorizontal !== null) {\n        options.verticalScrolling = !this.pageScrollHorizontal;\n      }\n      if (this.pageScrollOffset !== undefined && this.pageScrollOffset !== null) {\n        options.scrollOffset = this.pageScrollOffset;\n      }\n      if (this.pageScrollInterruptible !== undefined && this.pageScrollInterruptible !== null) {\n        options.interruptible = this.pageScrollInterruptible;\n      }\n      if (this.pageScrollInView !== undefined && this.pageScrollInView !== null) {\n        options.scrollInView = this.pageScrollInView;\n      }\n      if (this.pageScrollEasing) {\n        options.easingLogic = this.pageScrollEasing;\n      }\n      if (this.pageScrollDuration !== undefined && this.pageScrollDuration !== null) {\n        options.duration = this.pageScrollDuration;\n      }\n      if (this.pageScrollSpeed !== undefined && this.pageScrollSpeed !== null) {\n        options.speed = this.pageScrollSpeed;\n      }\n      if (this.pageScrollFinish) {\n        options.scrollFinishListener = this.pageScrollFinish;\n      }\n      this.pageScrollInstance = this.pageScrollService.create(options);\n    }\n\n    return this.pageScrollInstance;\n  }\n\n  private pushRouterState(): void {\n    if (this.pageScrollAdjustHash && typeof this.pageScrollInstance.pageScrollOptions.scrollTarget === 'string'\n      && (this.pageScrollInstance.pageScrollOptions.scrollTarget as string).substr(0, 1) === '#') {\n      // \"Navigate\" to the current route again and this time set the fragment/hash\n      this.router.navigate([], {\n        fragment: (this.pageScrollInstance.pageScrollOptions.scrollTarget as string).substr(1),\n        queryParamsHandling: 'preserve',\n      });\n    }\n  }\n\n  private scroll(): void {\n    const pageScrollInstance = this.generatePageScrollInstance();\n    this.pushRouterState();\n    this.pageScrollService.start(pageScrollInstance);\n  }\n\n  public handleClick(clickEvent: Event): boolean { // eslint-disable-line @typescript-eslint/no-unused-vars\n    if (this.routerLink && this.router !== null && this.router !== undefined) {\n      let urlTree: UrlTree;\n      if (typeof this.routerLink === 'string') {\n        urlTree = this.router.parseUrl(this.routerLink);\n      } else {\n        urlTree = this.router.createUrlTree(this.routerLink);\n      }\n      if (!this.router.isActive(urlTree, true)) {\n        // We need to navigate their first.\n        // Navigation is handled by the routerLink directive so we only need to listen for route change\n        this.router.events.pipe(filter(routerEvent => {\n            // We're only interested in successful navigations or when the navigation fails\n            return routerEvent instanceof NavigationEnd || routerEvent instanceof NavigationError\n              || routerEvent instanceof NavigationCancel;\n          }),\n          // Consume only one event, automatically \"unsubscribing\" from the event stream afterwards\n          take(1)\n        ).subscribe((routerEvent) => {\n          if (routerEvent instanceof NavigationEnd) {\n            // use a timeout to start scrolling as soon as the stack is cleared\n            setTimeout(() => {\n              this.scroll();\n            }, 0);\n          }\n        });\n\n        return false; // to preventDefault()\n      }\n    }\n    this.scroll();\n\n    return false; // to preventDefault()\n  }\n}\n","import { NgModule } from '@angular/core';\n\nimport { NgxPageScrollCoreModule } from 'ngx-page-scroll-core';\n\nimport { NgxPageScrollDirective } from './ngx-page-scroll.directive';\n\n@NgModule({\n    imports: [\n        NgxPageScrollCoreModule,\n        NgxPageScrollDirective,\n    ],\n    exports: [\n        NgxPageScrollDirective,\n    ],\n})\nexport class NgxPageScrollModule {\n}\n","/*\n * Public API Surface of ngx-page-scroll\n */\n\nexport { NgxPageScrollModule } from './lib/ngx-page-scroll.module';\n\nexport { NgxPageScrollDirective } from './lib/ngx-page-scroll.directive';\n","/**\n * Generated bundle index. 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