Initial commit

src/Alarm.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include "Common.h"
+
+#include <cstdint>
+#include <queue>
+#include <unordered_map>
+
+namespace NGame {
+
+class TAlarm {
+public:
+    using TId = int;
+
+    void Set(TId id, std::uint32_t millis);
+    void Unset(TId id);
+    void Update(std::uint32_t delta);
+    bool Next(TId& id);
+
+private:
+    struct TData {
+        std::uint32_t Target;
+        std::uint32_t Current;
+    };
+
+    std::unordered_map<TId, TData> Alarms_;
+    std::queue<TId> DueAlarms_;
+};
+
+}