#pragma once

#include <toolkit/khash.h>
#include "KResourceManager.h"
#include <geometry/X2DRectAllocator.h>
#include "KResource.h"

class K3DTexture;
class KResSpriteAnimation;
class K3DRenderDeviceDX;

namespace
{
	/// 텍스쳐 메모리
	struct _INNER
	{
		_INNER()
		{
			pAlloc   = NULL;
		}

		~_INNER()
		{
			SAFE_DELETE( pAlloc );   
		}

		void Reset( const X2D::Rect<int> & rc )
		{
			if( pAlloc ) pAlloc->Remove( rc );
		}

		X2D::RectAllocator< int >* pAlloc;   ///< Rect Allocator
		K3DTextureSPtr			   spTexture;
	};

	struct _TEX_SRC_INFO
	{
		_TEX_SRC_INFO()
		{
			nWidth    = 0;
			nHeight   = 0;
			nBitDepth = 0;

			pSrcTexel = NULL;
		}

		int             nWidth;  ///< 가로 크기
		int             nHeight; ///< 세로 크기
		int				nBitDepth;
		BYTE*			pSrcTexel;
	};

	struct _LOADED_INFO
	{
		_LOADED_INFO()
		{
			pAniName	= NULL;
			nWidth		= 2;   
			nHeight		= 2;   
			nCount		= 0;  
			spTexArray	= NULL;   
			pInner		= NULL;  

			bUseColorkey = false;
			ColorKey     = KColor(0,0,0,0);
		}

		~_LOADED_INFO()
		{
			TextureClear();
			TgaTextureClear();
		}

		void TextureClear()
		{
			nCount = 0;
			SAFE_DELETE_ARRAY( spTexArray );
		}

		void TgaTextureClear()
		{
			for( unsigned int i(0); vSrcList.size()>i; i++ )
			{
				delete [] vSrcList[i].pSrcTexel;
			}
			vSrcList.clear();
		}

		const char *    pAniName;///< AniName
		int             nWidth;  ///< 전체 가로 크기
		int             nHeight; ///< 전체 세로 크기
		//Copy 후 삭제 될 것
		int             nCount;  ///< 조작 텍스쳐 갯수
		K3DTextureSPtr*	spTexArray;   ///< 조각 텍스쳐's
		
		std::vector< _TEX_SRC_INFO > vSrcList;

		bool			bUseColorkey;
		KColor			ColorKey; ///< 칼라키

		//삭제시 필요 정보
		_INNER *        pInner;  ///< Allocator
		X2D::Point<int> point; ///< 텍스쳐 상의 위치
	};

	/// SprAni 와 Delete Info
	struct _SPRITE_PACK
	{
		_SPRITE_PACK()
		{
			pSprInfo   = NULL;
		}

		~_SPRITE_PACK()
		{
			SAFE_DELETE ( pSprInfo   );
		}

		_LOADED_INFO*			pSprInfo;   ///< 삭제시 참조 데이타
		KResSpriteAnimationSPtr	spResSprAni; ///< 로드된 스프라이트 애니
	};

	/// Allocator 에 Loaded 된 리소스
	struct _LOADED_SPRITE_SET
	{
		_LOADED_SPRITE_SET()
		{
			strSprName = "NotLoaded";
		}

		~_LOADED_SPRITE_SET()
		{
			_SPRITE_PACK *pPack = NULL;
			bool bRet;

			bRet = hashSprAni.get_first_value( pPack );
			while ( bRet )
			{
				SAFE_DELETE(pPack);
				bRet = hashSprAni.get_next_value( pPack );
			}
			hashSprAni.clear();
		}

		std::string	    							strSprName;
		KHash<_SPRITE_PACK *, hashPr_string_nocase> hashSprAni;
	};
}

class KUITextureManager : public KSingletoneResourceManager<KUITextureManager>
{
public:
	KUITextureManager();
	virtual ~KUITextureManager();

	void DeviceLost();

	KResSpriteAnimation * GetSprAni( const char * szSprSetName, const char * szAniName );
	int DelSprAni( const char * szSprSetName, const char * szAniName );

	static void SetRenderDevice( class K3DRenderDeviceDX * pDevice );
	static void SetTextureSize( unsigned int nSize ) {	m_TextureSize = nSize; 	}
	static void Clear();

	static int  GetHWType() { return m_nHW_Support; }

	virtual void DiscardAll();
	void OutputTexture();

	enum
	{
		HW_SUPPORT = 0,
		NOT_HW_SUPPORT,    ///< 하드 웨어 지원 안됨
		NOTPOW_SUPPORT, ///< 텍스쳐 2거듭 제곱 지원 안됨
	};

protected:

	_SPRITE_PACK        * add_Texture( const char * szSprSetName, const char * szAniName );

	/// SPRITE_SET 추가
	_LOADED_SPRITE_SET  * add_SprSet( const char * szSprSetName );
	/// ResSprAni 추가
	KResSpriteAnimation * add_SprAni( _LOADED_SPRITE_SET * pAddSprSet, const char * szSprSetName, const char * szAniName );

	bool _add( _INNER * pInner, _SPRITE_PACK * pSprPack );
	void _del( _LOADED_INFO * pUpdate );

	static unsigned	int							m_TextureSize;  ///< 가로 세로 동일
	std::vector< _INNER* >						m_vManageList;  ///< 내부 메모리 Pool

	//AniName 으로 접근 할 수 있는 데이타
	KHash<_LOADED_SPRITE_SET *, hashPr_string_nocase >	m_setByName;    ///< 외부에서 사용하는 실제 텍스쳐

	static K3DRenderDeviceDX*							m_pDevice;

	static int											m_nHW_Support;  ///< 하드웨어 지원

private:

};

// { [sonador] 
#ifdef _KUI_INVALIDATION
class KUICachedTextureManager : public KSingletoneResourceManager< KUICachedTextureManager >
{
public:

	enum
	{
		HW_SUPPORT = 0,
		NOT_HW_SUPPORT,	///< 하드 웨어 지원 안됨
		NOTPOW_SUPPORT,	///< 텍스쳐 2거듭 제곱 지원 안됨
	};

	KUICachedTextureManager();
	virtual ~KUICachedTextureManager();

	static void SetRenderDevice( class K3DRenderDeviceDX* renderDevice );
	static bool SupportNonPow2();

	K3DTexture* GetTexture( int width, int height );	
	K3DRenderTarget* GetRenderTarget( int width, int height, UINT level, DWORD depthUsage );
		
protected:

	static class K3DRenderDeviceDX*	m_pRenderDevice;
	static int						m_nHW_Support;
};
#endif
// }