scbc_repos/CTSManager/CTSManager/EnBitmap.h

#ifndef __ENBITMAP__
#define __ENBITMAP__

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

class CEnBitmap : public CBitmap
{
public:
	HBITMAP SetBitmap(HBITMAP hBitmap);
	CRect GetRect();
	void AlphaDisplay(CDC* pDC, BYTE bAlpha);
	CEnBitmap();
	virtual ~CEnBitmap();
	BOOL ExtendDraw(CDC* pDC, CRect rc, int nX, int nY, BOOL bTran = FALSE, UINT colorTransparent = RGB(255, 0, 255));
	BOOL ExtendDrawImage(CEnBitmap& bmp, CRect rc, int nX, int nY);

	BOOL LoadImage(LPCTSTR szImagePath, COLORREF crBack = 0);
	BOOL LoadImage(UINT uIDRes, LPCTSTR szResourceType, HMODULE hInst = NULL, COLORREF crBack = 0);

	// helpers
	static HBITMAP LoadImageFile(LPCTSTR szImagePath, COLORREF crBack = 0);
	static HBITMAP LoadImageResource(UINT uIDRes, LPCTSTR szResourceType, HMODULE hInst = NULL, COLORREF crBack = 0);
	static BOOL GetResource(LPCTSTR lpName, LPCTSTR lpType, HMODULE hInst, void* pResource, int& nBufSize);
	static IPicture* LoadFromBuffer(BYTE* pBuff, int nSize);
	HRGN BitmapToRegion(COLORREF cTransparentColor = 0,COLORREF cTolerance = 0x101010);
	BOOL Draw(CDC* pDC, LPRECT r);
	BOOL DrawImage(CEnBitmap& bmp, int nX, int nY, int nCol, int nRow);
	void TransparentBlt(CDC& dc, CRect rc, UINT crTransparent);
	int	 Width()
	{
		return GetWidth();
	}
	int	 GetWidth()
	{
		BITMAP bm;
		memset(&bm, 0, sizeof(bm));
		GetBitmap(&bm);
		return bm.bmWidth;
	}

	int	 Height()
	{
		return GetHeight();
	}

	int	 GetHeight()
	{
		BITMAP bm;
		memset(&bm, 0, sizeof(bm));
		GetBitmap(&bm);
		return bm.bmHeight;
	}

	int CEnBitmap::Grey(int r, int g, int b)
	{
		return (((b * 11) + (g * 59) + (r * 30)) / 100);
	}
	void DrawGreyScale(CDC* pDC);
	void DitherBlt(HDC hdcDest, int nXDest, int nYDest, int nWidth,int nHeight, HBITMAP hbm, int nXSrc, int nYSrc);
	HPALETTE CreateReservedPalette(CDC* pDC);
	void FadeColorToGrayScale(CDC* pDC, int xDest, int yDest, int nLoops,int nDelay);
	HRGN InflateRegion(HRGN hRgn, int nXInflate, int nYInflate);
	HRGN CreateRegionExt(DWORD nCount, CONST RGNDATA* pRgnData);
	BOOL StretchDraw(CDC* pDC, LPRECT r, LPRECT sr);
protected:
	static HBITMAP ExtractBitmap(IPicture* pPicture, COLORREF crBack);
	static int GetFileType(LPCTSTR szImagePath);

};

#endif