43 lines
876 B
TypeScript
43 lines
876 B
TypeScript
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export interface AnimationQueueObject {
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context: any;
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func: (...args: any[]) => Promise<any>;
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args: any[];
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}
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export class AnimationQueue {
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private running = false;
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private queue: AnimationQueueObject[] = [];
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push(o: AnimationQueueObject): void {
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if (this.running) {
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this.queue.push(o);
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} else {
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this.running = true;
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this.animate(o);
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}
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}
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animate(o: AnimationQueueObject): void {
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const self = this;
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try {
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(o.func.apply(o.context, o.args) as Promise<any>)
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.then(() => {
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if (self.queue.length > 0) {
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self.animate.call(self, self.queue.shift());
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} else {
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self.running = false;
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}
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})
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.catch(reason => {
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console.log(reason);
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});
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} catch (e) {
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console.log(e);
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}
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}
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clear(): void {
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this.queue = [];
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}
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}
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