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Setup a disabled state on autoplayTimeout #222

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Setup a disabled state on autoplayTimeout #222

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35 changes: 33 additions & 2 deletions src/ui/carousel/carousel.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -87,13 +87,36 @@ class AutoplayTimeout {
private readonly delay: number;
private lastStartTime: number;
private timePassed: number;
private disabled: boolean;
private wasPausedWhenDisabled: boolean;

constructor(callback: TimerHandler, delay: number) {
this.callback = callback;
this.delay = delay;
this.timePassed = 0;
this.timeout = setTimeout(callback, delay);
this.lastStartTime = +new Date();
this.disabled = false;
this.wasPausedWhenDisabled = false;
}

enable() {
if (!this.disabled) {
return;
}
this.disabled = false;
if (!this.wasPausedWhenDisabled) {
this.unpause();
}
}

disable() {
if (this.disabled) {
return;
}
this.wasPausedWhenDisabled = this.isPaused();
this.pause();
this.disabled = true;
}

/**
Expand Down Expand Up @@ -653,17 +676,25 @@ export class Carousel implements EventDispatcher {
}
}

private disable() {
this.autoplayTimeout && this.autoplayTimeout.disable();
}

private enable() {
this.autoplayTimeout && this.autoplayTimeout.enable();
}

/**
* Run the loop to do all the necessary work for the carousel.
*/
private onRaf(): void {
this.raf.read(() => {
if (!this.condition()) {
// Don't continue autoplay timing when the carousel isn't running
this.pause();
this.disable();
return;
} else {
this.unpause();
this.enable();
}

if (this.isBeingInteractedWith()) {
Expand Down