#pragma once

#include <toolkit/khash.h>
#include "SGameScene.h"

// fw decl
class SGameManager;
class KDeviceManager;
class KTextureManager;
class SSoundManager;
class SGameMilesSoundMgr;
class KNX3Manager;
class KFileManager;
class KViewportObject;

namespace rp {

	class SGameSceneTimer
	{
	public:
		SGameSceneTimer() : mTime( 0 ), mTimeDiff( 0 ) {}
		~SGameSceneTimer() {}
		void setTime( DWORD time )
		{
			mTimeDiff = time - mTime;
			mTime = time;
		}
		DWORD getTime() const { return mTime; }
		DWORD getDiff() const { return mTimeDiff; }
	private:
		DWORD mTime;
		DWORD mTimeDiff;
	};

	class SGameSceneManager 
	{
	public:
		SGameSceneManager( 
			  SGameManager& gameMgr
			, KDeviceManager& graphics
			, KTextureManager& textureMgr
			, SSoundManager& soundMgr
			, SGameMilesSoundMgr& milesSoundMgr
			, KNX3Manager& nx3Mgr
			, KFileManager& fileMgr )
			: mGameMgr			( gameMgr )
			, mGraphics			( graphics )
			, mTextureMgr		( textureMgr )
			, mSoundMgr			( soundMgr )
			, mMilesSoundMgr	( milesSoundMgr )
			, mNx3Mgr			( nx3Mgr )
			, mFileMgr			( fileMgr )
		{
		}
		/// 2011.08.18 메모리 누수 체크 - prodongi
		~SGameSceneManager()
		{
			mScenes.clear();
			mGarbages.clear();
		}

		// manager
		SGameManager& gameMgr() { return mGameMgr; }
		KDeviceManager& graphics() { return mGraphics; }
		KTextureManager& textureMgr() { return mTextureMgr; }
		SSoundManager& soundMgr() { return mSoundMgr; }
		SGameMilesSoundMgr& milesSoundMgr() { return mMilesSoundMgr; }
		KNX3Manager& nx3Mgr() { return mNx3Mgr; }
		SGameSceneTimer& timer() { return mTimer; }
		KFileManager& fileMgr() { return mFileMgr; }

		// scene interface
		void tick( DWORD time );
		void render( KViewportObject* viewport );
		void addScene( SGameScene& scene );
		// 2010.07.06 - prodongi
		void addScene(SGameScene& scene, SGameScene const* _where);
		void removeScene( SGameScene& scene );
		void removeScene2( SGameScene& scene );

	private:
		SGameManager& mGameMgr;
		KDeviceManager& mGraphics;
		KTextureManager& mTextureMgr;
		SSoundManager& mSoundMgr;
		SGameMilesSoundMgr& mMilesSoundMgr;
		KNX3Manager& mNx3Mgr;
		SGameSceneTimer mTimer;
		KFileManager& mFileMgr;

		typedef std::vector< SGameSceneIPtr > scene_vector_t;
		scene_vector_t	mScenes;
		scene_vector_t	mGarbages;

		void _removeScene( SGameScene& scene );
	};

}