synced imuse digital with scummvm imuse and related stuff

engine/backend/default-timer.h

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+/* Residual - Virtual machine to run LucasArts' 3D adventure games
+ * Copyright (C) 2003-2008 The ScummVM-Residual Team (www.scummvm.org)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef BACKENDS_TIMER_DEFAULT_H
+#define BACKENDS_TIMER_DEFAULT_H
+
+#include "common/timer.h"
+#include "common/mutex.h"
+
+struct TimerSlot;
+	
+class DefaultTimerManager : public Common::TimerManager {
+private:
+	Common::Mutex _mutex;
+	void *_timerHandler;
+	TimerSlot *_head;
+	
+
+public:
+	DefaultTimerManager();
+	~DefaultTimerManager();
+	bool installTimerProc(TimerProc proc, int32 interval, void *refCon);
+	void removeTimerProc(TimerProc proc);
+
+	// Timer callback, to be invoked at regular time intervals by the backend.
+	void handler();
+};
+
+#endif