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59 lines
1.6 KiB
59 lines
1.6 KiB
/** 延迟调度任务 */
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interface ScheduledTask {
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/** 触发时刻（逻辑秒） */
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at: number;
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/** 回调函数 */
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fn: () => void;
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/** 是否已取消 */
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cancelled: boolean;
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}
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/** 战斗时钟：逻辑时间、倍速、延迟调度 */
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export class BattleClock {
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/** 逻辑时间（秒） */
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time = 0;
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/** 时间倍速 */
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timeScale = 1;
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private _tasks: ScheduledTask[] = [];
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private _taskId = 0;
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/**
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* @param delaySec 延迟秒数
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* @param fn 回调函数
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* @returns 任务 ID
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*/
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schedule(delaySec: number, fn: () => void): number {
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const id = ++this._taskId;
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this._tasks.push({ at: this.time + Math.max(0, delaySec), fn, cancelled: false });
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return id;
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}
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/** @param dt 帧间隔（秒）；须为已乘战斗 TimeScale 的逻辑步长（见 BattleRuntime.tick） */
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advance(dt: number): void {
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const scaled = dt * this.timeScale;
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this.time += scaled;
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if (this._tasks.length === 0) return;
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const due: ScheduledTask[] = [];
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const pending: ScheduledTask[] = [];
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for (const t of this._tasks) {
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if (t.cancelled) continue;
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if (t.at <= this.time) due.push(t);
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else pending.push(t);
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}
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this._tasks = pending;
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for (const t of due) {
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try {
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t.fn();
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} catch (e) {
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console.error('[BattleClock] scheduled task error', String(e));
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}
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}
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}
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/** 重置逻辑时间与待执行任务 */
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reset(): void {
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this.time = 0;
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this._tasks.length = 0;
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}
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}
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