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include/Nazara/Core/Clock.hpp

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+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine".
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_CLOCK_HPP
+#define NAZARA_CLOCK_HPP
+
+#define NAZARA_CLOCK
+
+#include <Nazara/Prerequesites.hpp>
+#include <Nazara/Core/ThreadSafety.hpp>
+
+class NAZARA_API NzClock
+{
+	public:
+		NzClock();
+
+		float GetSeconds() const;
+		nzUInt64 GetMicroseconds() const;
+		nzUInt64 GetMilliseconds() const;
+
+		bool IsPaused() const;
+
+		void Pause();
+		void Restart();
+		void Unpause();
+
+	private:
+		NazaraMutexAttrib(m_mutex, mutable)
+
+		nzUInt64 m_elapsedTime;
+		nzUInt64 m_refTime;
+		bool m_paused;
+};
+
+typedef nzUInt64 (*NzClockFunction)();
+
+extern NAZARA_API NzClockFunction NzGetMicroseconds;
+extern NAZARA_API NzClockFunction NzGetMilliseconds;
+
+#undef NAZARA_CLOCK
+
+#endif // NAZARA_CLOCK_HPP