all files / controls/vg-play-pause/ vg-play-pause.ts

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import { Component, ElementRef, HostListener, OnInit, Input, ViewEncapsulation, OnDestroy } from '@angular/core';
import { VgAPI } from '../../core/services/vg-api';
import { VgStates } from '../../core/states/vg-states';
import { Subscription } from 'rxjs/Subscription';
 
 
export class VgPlayPause implements OnInit, OnDestroy {
     vgFor: string;
 
    elem: HTMLElement;
    target: any;
 
    subscriptions: Subscription[] = [];
 
    constructor(ref: ElementRef, public API: VgAPI) {
        this.elem = ref.nativeElement;
    }
 
    ngOnInit() {
        if (this.API.isPlayerReady) {
            this.onPlayerReady();
        }
        else {
            this.subscriptions.push(this.API.playerReadyEvent.subscribe(() => this.onPlayerReady()));
        }
    }
 
    onPlayerReady() {
        this.target = this.API.getMediaById(this.vgFor);
    }
 
    
    onClick() {
        let state = this.getState();
 
        switch (state) {
            case VgStates.VG_PLAYING:
                this.target.pause();
                break;
 
            case VgStates.VG_PAUSED:
            case VgStates.VG_ENDED:
                this.target.play();
                break;
        }
    }
 
    getState() {
        return this.target ? this.target.state : VgStates.VG_PAUSED;
    }
 
    ngOnDestroy() {
        this.subscriptions.forEach(s => s.unsubscribe());
    }
static decorators: DecoratorInvocation[] = [
{ type: Component, args: [{
    selector: 'vg-play-pause',
    encapsulation: ViewEncapsulation.None,
    template: `<div class="icon"
             [class.vg-icon-pause]="getState() === 'playing'"
             [class.vg-icon-play_arrow]="getState() === 'paused' || getState() === 'ended'">
        </div>`,
    styles: [ `
        vg-play-pause {
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            -khtml-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
            display: flex;
            justify-content: center;
            height: 50px;
            width: 50px;
            cursor: pointer;
            color: white;
            line-height: 50px;
        }
 
        vg-play-pause .icon {
            pointer-events: none;
        }
    ` ]
}, ] },
];
/** @nocollapse */
static ctorParameters: ({type: any, decorators?: DecoratorInvocation[]}|null)[] = [
{type: ElementRef, },
{type: VgAPI, },
];
static propDecorators: {[key: string]: DecoratorInvocation[]} = {
'vgFor': [{ type: Input },],
'onClick': [{ type: HostListener, args: ['click', ] },],
};
}
 
interface DecoratorInvocation {
  type: Function;
  args?: any[];
}