ngx-owl-carousel-o
Version:
Angular powered owl-carousel
176 lines • 20.6 kB
JavaScript
import * as tslib_1 from "tslib";
import { Injectable, Inject } from '@angular/core';
import { merge, of } from 'rxjs';
import { tap, switchMap, first, filter } from 'rxjs/operators';
import { CarouselService } from './carousel.service';
import { WINDOW } from './window-ref.service';
import { DOCUMENT } from './document-ref.service';
let AutoplayService = class AutoplayService {
constructor(carouselService, winRef, docRef) {
this.carouselService = carouselService;
/**
* The autoplay timeout.
*/
this._timeout = null;
/**
* Indicates whenever the autoplay is paused.
*/
this._paused = false;
this.winRef = winRef;
this.docRef = docRef;
this.spyDataStreams();
}
ngOnDestroy() {
this.autoplaySubscription.unsubscribe();
}
/**
* Defines Observables which service must observe
*/
spyDataStreams() {
const initializedCarousel$ = this.carouselService.getInitializedState().pipe(tap(() => {
if (this.carouselService.settings.autoplay) {
this.play();
}
}));
const changedSettings$ = this.carouselService.getChangedState().pipe(tap(data => {
this._handleChangeObservable(data);
}));
const resized$ = this.carouselService.getResizedState().pipe(tap(() => {
if (this.carouselService.settings.autoplay) {
this.play();
}
else {
this.stop();
}
}));
// original Autoplay Plugin has listeners on play.owl.core and stop.owl.core events.
// They are triggered by Video Plugin
const autoplayMerge$ = merge(initializedCarousel$, changedSettings$, resized$);
this.autoplaySubscription = autoplayMerge$.subscribe(() => { });
}
/**
* Starts the autoplay.
* @param timeout The interval before the next animation starts.
* @param speed The animation speed for the animations.
*/
play(timeout, speed) {
if (this._paused) {
this._paused = false;
this._setAutoPlayInterval(1);
}
if (this.carouselService.is('rotating')) {
return;
}
this.carouselService.enter('rotating');
this._setAutoPlayInterval();
}
;
/**
* Gets a new timeout
* @param timeout - The interval before the next animation starts.
* @param speed - The animation speed for the animations.
* @return
*/
_getNextTimeout(timeout, speed) {
if (this._timeout) {
this.winRef.clearTimeout(this._timeout);
}
this._isArtificialAutoplayTimeout = timeout ? true : false;
return this.winRef.setTimeout(() => {
if (this._paused || this.carouselService.is('busy') || this.carouselService.is('interacting') || this.docRef.hidden) {
return;
}
this.carouselService.next(speed || this.carouselService.settings.autoplaySpeed);
}, timeout || this.carouselService.settings.autoplayTimeout);
}
;
/**
* Sets autoplay in motion.
*/
_setAutoPlayInterval(timeout) {
this._timeout = this._getNextTimeout(timeout);
}
;
/**
* Stops the autoplay.
*/
stop() {
if (!this.carouselService.is('rotating')) {
return;
}
this._paused = true;
this.winRef.clearTimeout(this._timeout);
this.carouselService.leave('rotating');
}
;
/**
* Stops the autoplay.
*/
pause() {
if (!this.carouselService.is('rotating')) {
return;
}
this._paused = true;
}
;
/**
* Manages by autoplaying according to data passed by _changedSettingsCarousel$ Obsarvable
* @param data object with current position of carousel and type of change
*/
_handleChangeObservable(data) {
if (data.property.name === 'settings') {
if (this.carouselService.settings.autoplay) {
this.play();
}
else {
this.stop();
}
}
else if (data.property.name === 'position') {
//console.log('play?', e);
if (this.carouselService.settings.autoplay) {
this._setAutoPlayInterval();
}
}
}
/**
* Starts autoplaying of the carousel in the case when user leaves the carousel before it starts translateing (moving)
*/
_playAfterTranslated() {
of('translated').pipe(switchMap(data => this.carouselService.getTranslatedState()), first(), filter(() => this._isArtificialAutoplayTimeout), tap(() => this._setAutoPlayInterval())).subscribe(() => { });
}
/**
* Starts pausing
*/
startPausing() {
if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {
this.pause();
}
}
/**
* Starts playing after mouse leaves carousel
*/
startPlayingMouseLeave() {
if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {
this.play();
this._playAfterTranslated();
}
}
/**
* Starts playing after touch ends
*/
startPlayingTouchEnd() {
if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {
this.play();
this._playAfterTranslated();
}
}
};
AutoplayService = tslib_1.__decorate([
Injectable(),
tslib_1.__param(1, Inject(WINDOW)),
tslib_1.__param(2, Inject(DOCUMENT)),
tslib_1.__metadata("design:paramtypes", [CarouselService, Object, Object])
], AutoplayService);
export { AutoplayService };
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{ Injectable, Inject, OnDestroy } from '@angular/core';\r\nimport { Subscription, Observable, merge, of } from 'rxjs';\r\nimport { tap, switchMap, first, filter } from 'rxjs/operators';\r\n\r\nimport { CarouselService } from './carousel.service';\r\nimport { WINDOW } from './window-ref.service';\r\nimport { DOCUMENT } from './document-ref.service';\r\n\r\n@Injectable()\r\nexport class AutoplayService implements OnDestroy{\r\n  /**\r\n   * Subscrioption to merge Observables from CarouselService\r\n   */\r\n  autoplaySubscription: Subscription;\r\n\r\n  /**\r\n   * The autoplay timeout.\r\n   */\r\n  private _timeout: number = null;\r\n\r\n  /**\r\n   * Indicates whenever the autoplay is paused.\r\n   */\r\n  private _paused = false;\r\n\r\n  /**\r\n   * Shows whether the code (the plugin) changed the option 'AutoplayTimeout' for own needs\r\n   */\r\n  private _isArtificialAutoplayTimeout: boolean;\r\n\r\n  private winRef: Window;\r\n  private docRef: Document;\r\n\r\n  constructor(private carouselService: CarouselService,\r\n              @Inject(WINDOW) winRef: any,\r\n              @Inject(DOCUMENT) docRef: any,\r\n  ) {\r\n    this.winRef = winRef as Window;\r\n    this.docRef = docRef as Document;\r\n    this.spyDataStreams();\r\n  }\r\n\r\n  ngOnDestroy() {\r\n    this.autoplaySubscription.unsubscribe();\r\n  }\r\n\r\n  /**\r\n   * Defines Observables which service must observe\r\n   */\r\n  spyDataStreams() {\r\n    const initializedCarousel$: Observable<string> = this.carouselService.getInitializedState().pipe(\r\n      tap(() => {\r\n        if (this.carouselService.settings.autoplay) {\r\n          this.play();\r\n\t\t\t\t}\r\n      })\r\n    );\r\n\r\n    const changedSettings$: Observable<any> = this.carouselService.getChangedState().pipe(\r\n      tap(data => {\r\n        this._handleChangeObservable(data);\r\n      })\r\n    );\r\n\r\n    const resized$: Observable<any> = this.carouselService.getResizedState().pipe(\r\n      tap(() => {\r\n        if (this.carouselService.settings.autoplay) {\r\n          this.play();\r\n\t\t\t\t} else {\r\n          this.stop();\r\n        }\r\n      })\r\n    )\r\n\r\n    // original Autoplay Plugin has listeners on play.owl.core and stop.owl.core events.\r\n    // They are triggered by Video Plugin\r\n\r\n    const autoplayMerge$: Observable<string> = merge(initializedCarousel$, changedSettings$, resized$);\r\n    this.autoplaySubscription = autoplayMerge$.subscribe(\r\n      () => {}\r\n    );\r\n  }\r\n\r\n  /**\r\n\t * Starts the autoplay.\r\n\t * @param timeout The interval before the next animation starts.\r\n\t * @param speed The animation speed for the animations.\r\n\t */\r\n\tplay(timeout?: number, speed?: number) {\r\n    if (this._paused) {\r\n\t\t\tthis._paused = false;\r\n\t\t\tthis._setAutoPlayInterval(1);\r\n    }\r\n\r\n\t\tif (this.carouselService.is('rotating')) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tthis.carouselService.enter('rotating');\r\n\r\n\t\tthis._setAutoPlayInterval();\r\n  };\r\n\r\n  /**\r\n\t * Gets a new timeout\r\n\t * @param timeout - The interval before the next animation starts.\r\n\t * @param speed - The animation speed for the animations.\r\n\t * @return\r\n\t */\r\n\tprivate _getNextTimeout(timeout?: number, speed?: number): number {\r\n\t\tif ( this._timeout ) {\r\n\t\t\tthis.winRef.clearTimeout(this._timeout);\r\n    }\r\n\r\n    this._isArtificialAutoplayTimeout = timeout ? true : false;\r\n\r\n\t\treturn this.winRef.setTimeout(() =>{\r\n      if (this._paused || this.carouselService.is('busy') || this.carouselService.is('interacting') || this.docRef.hidden) {\r\n\t\t\t\treturn;\r\n\t\t\t}\r\n\t\t\tthis.carouselService.next(speed || this.carouselService.settings.autoplaySpeed);\r\n    }, timeout || this.carouselService.settings.autoplayTimeout);\r\n  };\r\n\r\n  /**\r\n\t * Sets autoplay in motion.\r\n\t */\r\n  private _setAutoPlayInterval(timeout?: number) {\r\n\t\tthis._timeout = this._getNextTimeout(timeout);\r\n\t};\r\n\r\n\t/**\r\n\t * Stops the autoplay.\r\n\t */\r\n\tstop() {\r\n\t\tif (!this.carouselService.is('rotating')) {\r\n\t\t\treturn;\r\n\t\t}\r\n    this._paused = true;\r\n\r\n\t\tthis.winRef.clearTimeout(this._timeout);\r\n\t\tthis.carouselService.leave('rotating');\r\n  };\r\n\r\n  /**\r\n\t * Stops the autoplay.\r\n\t */\r\n\tpause() {\r\n\t\tif (!this.carouselService.is('rotating')) {\r\n\t\t\treturn;\r\n\t\t}\r\n\r\n\t\tthis._paused = true;\r\n  };\r\n\r\n  /**\r\n   * Manages by autoplaying according to data passed by _changedSettingsCarousel$ Obsarvable\r\n   * @param data object with current position of carousel and type of change\r\n   */\r\n  private _handleChangeObservable(data: any) {\r\n    if (data.property.name === 'settings') {\r\n      if (this.carouselService.settings.autoplay) {\r\n        this.play();\r\n      } else {\r\n        this.stop();\r\n      }\r\n    } else if (data.property.name === 'position') {\r\n      //console.log('play?', e);\r\n      if (this.carouselService.settings.autoplay) {\r\n        this._setAutoPlayInterval();\r\n      }\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Starts autoplaying of the carousel in the case when user leaves the carousel before it starts translateing (moving)\r\n   */\r\n  private _playAfterTranslated() {\r\n    of('translated').pipe(\r\n      switchMap(data => this.carouselService.getTranslatedState()),\r\n      first(),\r\n      filter(() => this._isArtificialAutoplayTimeout),\r\n      tap(() => this._setAutoPlayInterval())\r\n    ).subscribe(() => { });\r\n  }\r\n\r\n  /**\r\n   * Starts pausing\r\n   */\r\n  startPausing() {\r\n    if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {\r\n      this.pause();\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Starts playing after mouse leaves carousel\r\n   */\r\n  startPlayingMouseLeave() {\r\n    if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {\r\n      this.play();\r\n      this._playAfterTranslated();\r\n    }\r\n  }\r\n\r\n  /**\r\n   * Starts playing after touch ends\r\n   */\r\n  startPlayingTouchEnd() {\r\n    if (this.carouselService.settings.autoplayHoverPause && this.carouselService.is('rotating')) {\r\n      this.play();\r\n      this._playAfterTranslated();\r\n    }\r\n  }\r\n}\r\n"]}