39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
const { ccclass, property } = cc._decorator;
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/**
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* 增强型组件（额外附加一些方法）
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*
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* @author caizhitao
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* @created 2020-12-02 21:25:28
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*/
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@ccclass
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export abstract class EnhancedComponent extends cc.Component {
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/**
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* 分帧执行 Generator 逻辑
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*
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* @param generator 生成器
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* @param duration 持续时间（ms），每次执行 Generator 的操作时，最长可持续执行时长，如：8ms，即正常1帧（16ms）下，分一半时间给此逻辑执行
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*/
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executePreFrame(generator: Generator, duration: number): Promise<void> {
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return new Promise<void>((resolve, reject) => {
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let gen = generator;
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let runGenerator = () => {
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let startTime = new Date().getTime();
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for (let iter = gen.next(); ; iter = gen.next()) {
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if (iter == null || iter.done) {
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resolve();
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return;
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}
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if (new Date().getTime() - startTime > duration) {
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this.scheduleOnce(() => {
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runGenerator();
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});
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return;
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}
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}
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};
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runGenerator();
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});
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}
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}
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