38 lines
677 B
JavaScript
38 lines
677 B
JavaScript
import {System} from '@/ecs/index.js';
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export default class RunAnimations extends System {
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predict(entity, elapsed) {
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this.tickSingle(entity, elapsed);
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}
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static queries() {
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return {
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default: ['Sprite'],
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};
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}
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tick(elapsed) {
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for (const entity of this.select('default')) {
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this.tickSingle(entity, elapsed);
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}
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}
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tickSingle(entity, elapsed) {
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const {Sprite} = entity;
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if (!Sprite) {
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return;
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}
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if (0 === Sprite.speed || !Sprite.isAnimating) {
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return;
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}
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Sprite.elapsed += elapsed / Sprite.speed;
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while (Sprite.elapsed >= 1) {
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Sprite.elapsed -= 1;
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Sprite.frame += 1;
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}
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}
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}
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