/**

  * vim: set ts=4 :

  * =============================================================================

  * SourceMod

  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.

  * =============================================================================

  *

  * This program is free software; you can redistribute it and/or modify it under

  * the terms of the GNU General Public License, version 3.0, as published by the

  * Free Software Foundation.

  * 

  * 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, see <http://www.gnu.org/licenses/>.

  *

  * As a special exception, AlliedModders LLC gives you permission to link the

  * code of this program (as well as its derivative works) to "Half-Life 2," the

  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software

  * by the Valve Corporation.  You must obey the GNU General Public License in

  * all respects for all other code used.  Additionally, AlliedModders LLC grants

  * this exception to all derivative works.  AlliedModders LLC defines further

  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),

  * or <http://www.sourcemod.net/license.php>.

  *

  * Version: $Id$

  */

 #ifndef _INCLUDE_SOURCEMOD_CTIMERSYS_H_

 #define _INCLUDE_SOURCEMOD_CTIMERSYS_H_

 #include "ShareSys.h"

 #include <ITimerSystem.h>

 #include <sh_stack.h>

 #include <sh_list.h>

 #include "sourcemm_api.h"

 using namespace SourceHook;

 using namespace SourceMod;

 typedef List<ITimer *> TimerList;

 typedef List<ITimer *>::iterator TimerIter;

 class SourceMod::ITimer

 {

 public:

 	void Initialize(ITimedEvent *pCallbacks, float fInterval, float fToExec, void *pData, int flags);

 	ITimedEvent *m_Listener;

 	void *m_pData;

 	float m_Interval;

 	double m_ToExec;

 	int m_Flags;

 	bool m_InExec;

 	bool m_KillMe;

 };

 class TimerSystem : 

 	public ITimerSystem,

 	public SMGlobalClass

 {

 public:

 	TimerSystem();

 	~TimerSystem();

 public: //SMGlobalClass

 	void OnSourceModAllInitialized();

 	void OnSourceModLevelEnd();

 	void OnSourceModGameInitialized();

 	void OnSourceModShutdown();

 public: //ITimerSystem

 	ITimer *CreateTimer(ITimedEvent *pCallbacks, float fInterval, void *pData, int flags);

 	void KillTimer(ITimer *pTimer);

 	void FireTimerOnce(ITimer *pTimer, bool delayExec=false);

 	void MapTimeLeftChanged();

 	IMapTimer *SetMapTimer(IMapTimer *pTimer);

 	float GetTickedTime();

 	void NotifyOfGameStart(float offset /* = 0.0f */);

 	bool GetMapTimeLeft(float *pTime);

 public:

 	void RunFrame();

 	void RemoveMapChangeTimers();

 	void GameFrame(bool simulating);

 	IMapTimer *GetMapTimer();

 private:

 	List<ITimer *> m_SingleTimers;

 	List<ITimer *> m_LoopTimers;

 	CStack<ITimer *> m_FreeTimers;

 	IMapTimer *m_pMapTimer;

 	/* This is stuff for our manual ticking escapades. */

 	bool m_bHasMapTickedYet;	/** Has the map ticked yet? */

 	bool m_bHasMapSimulatedYet;	/** Has the map simulated yet? */

 	float m_fLastTickedTime;	/** Last time that the game currently gave 

 									us while ticking.

 									*/

 	IForward *m_pOnGameFrame;

 	IForward *m_pOnMapTimeLeftChanged;

 };

 time_t GetAdjustedTime(time_t *buf = NULL);

 extern const double *g_pUniversalTime;

 extern TimerSystem g_Timers;

 extern int g_TimeLeftMode;

 #endif //_INCLUDE_SOURCEMOD_CTIMERSYS_H_