100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
#pragma once
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#include <chrono>
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#include <extra2d/core/types.h>
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#include <map>
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#include <memory>
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#include <vector>
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namespace extra2d {
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// ============================================================================
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// Timer 类 - 单次/重复计时器
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// ============================================================================
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class Timer {
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public:
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using Clock = std::chrono::steady_clock;
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using TimePoint = Clock::time_point;
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using Duration = Clock::duration;
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using Fn = std::function<void()>;
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Timer(f32 interval, bool repeat, Fn fn);
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/// 更新计时器，返回 true 如果触发了回调
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bool update(f32 dt);
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/// 重置计时器
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void reset();
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/// 暂停计时器
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void pause();
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/// 恢复计时器
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void resume();
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/// 取消计时器（标记为无效）
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void cancel();
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/// 是否有效
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bool valid() const { return valid_; }
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/// 是否暂停
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bool paused() const { return paused_; }
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/// 获取剩余时间（秒）
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f32 remaining() const;
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/// 获取唯一ID
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u32 id() const { return id_; }
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private:
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u32 id_;
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f32 interval_;
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f32 elapsed_;
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bool repeat_;
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bool paused_;
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bool valid_;
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Fn fn_;
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static u32 nextId_;
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};
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// ============================================================================
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// TimerManager 类 - 管理所有计时器
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// ============================================================================
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class TimerManager {
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public:
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TimerManager() = default;
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~TimerManager() = default;
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/// 创建单次计时器，返回计时器ID
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u32 add(f32 delay, Timer::Fn fn);
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/// 创建重复计时器，返回计时器ID
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u32 addRepeat(f32 interval, Timer::Fn fn);
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/// 取消指定ID的计时器
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void cancel(u32 timerId);
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/// 暂停指定ID的计时器
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void pause(u32 timerId);
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/// 恢复指定ID的计时器
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void resume(u32 timerId);
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/// 更新所有计时器（每帧调用）
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void update(f32 dt);
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/// 清除所有计时器
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void clear();
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/// 获取计时器数量
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size_t count() const { return timers_.size(); }
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private:
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std::map<u32, std::unique_ptr<Timer>> timers_;
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std::vector<u32> timersToRemove_;
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};
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} // namespace extra2d
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