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/**颜色替换函数*输入:待替换的图像指针,替换前颜色,替换后的颜色,CDC容器*输出:替换后的图像指针*/CBitmap* abc::replaceColor(CBitmap *b_bmp,COLORREF res,COLORREF aim,CDC *cdc){	CDC m_cdc,b_cdc;	CBitmap m_bmp;	BITMAP bitmap;	b_bmp->GetBitmap(&bitmap);	CRect rect(0,0,bitmap.bmWidth,bitmap.bmHeight);	//创建适配的遮罩层图像,设备,并装入	m_bmp.CreateBitmap(bitmap.bmWidth,bitmap.bmHeight,1,1,NULL);	m_cdc.CreateCompatibleDC(cdc);	b_cdc.CreateCompatibleDC(cdc);	m_cdc.SelectObject(&m_bmp);	b_cdc.SelectObject(b_bmp);	//将替换前颜色设置为黑色	b_cdc.SetBkColor(res);	m_cdc.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&b_cdc,0,0,SRCCOPY);	b_cdc.SetBkColor(RGB(0,0,0));	b_cdc.SetTextColor(RGB(255,255,255));	b_cdc.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&m_cdc,0,0,SRCAND);	//将替换前颜色替换为目标颜色	b_cdc.SetBkColor(aim);	b_cdc.SetTextColor(RGB(0,0,0));	b_cdc.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&m_cdc,0,0,SRCPAINT);	return	b_bmp;}

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