82 lines
2.2 KiB
JavaScript
82 lines
2.2 KiB
JavaScript
import { observeTimeline } from '../render/dom/scroll/observe.mjs';
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import { supportsScrollTimeline } from '../render/dom/scroll/supports.mjs';
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class GroupPlaybackControls {
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constructor(animations) {
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this.animations = animations.filter(Boolean);
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}
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then(onResolve, onReject) {
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return Promise.all(this.animations).then(onResolve).catch(onReject);
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}
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/**
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* TODO: Filter out cancelled or stopped animations before returning
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*/
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getAll(propName) {
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return this.animations[0][propName];
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}
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setAll(propName, newValue) {
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for (let i = 0; i < this.animations.length; i++) {
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this.animations[i][propName] = newValue;
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}
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}
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attachTimeline(timeline) {
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const cancelAll = this.animations.map((animation) => {
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if (supportsScrollTimeline() && animation.attachTimeline) {
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animation.attachTimeline(timeline);
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}
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else {
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animation.pause();
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return observeTimeline((progress) => {
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animation.time = animation.duration * progress;
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}, timeline);
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}
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});
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return () => {
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cancelAll.forEach((cancelTimeline, i) => {
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if (cancelTimeline)
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cancelTimeline();
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this.animations[i].stop();
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});
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};
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}
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get time() {
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return this.getAll("time");
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}
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set time(time) {
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this.setAll("time", time);
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}
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get speed() {
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return this.getAll("speed");
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}
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set speed(speed) {
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this.setAll("speed", speed);
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}
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get duration() {
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let max = 0;
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for (let i = 0; i < this.animations.length; i++) {
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max = Math.max(max, this.animations[i].duration);
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}
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return max;
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}
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runAll(methodName) {
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this.animations.forEach((controls) => controls[methodName]());
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}
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play() {
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this.runAll("play");
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}
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pause() {
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this.runAll("pause");
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}
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stop() {
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this.runAll("stop");
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}
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cancel() {
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this.runAll("cancel");
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}
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complete() {
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this.runAll("complete");
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}
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}
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export { GroupPlaybackControls };
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