www.gusucode.com > VC++ 更改文档背景为图像示例-源码程序 > VC++ 更改文档背景为图像示例-源码程序/code/MyBitamp.cpp
// MyBitamp.cpp: implementation of the CMyBitamp class. // Download by http://www.NewXing.com ////////////////////////////////////////////////////////////////////// #include "stdafx.h" #include "MyBitamp.h" #ifdef _DEBUG #undef THIS_FILE static char THIS_FILE[]=__FILE__; #define new DEBUG_NEW #endif ////////////////////////////////////////////////////////////////////// // Construction/Destruction ////////////////////////////////////////////////////////////////////// CMyBitmap::CMyBitmap() { m_hasBMP=FALSE; } CMyBitmap::~CMyBitmap() { } BOOL CMyBitmap::LoadResource(UINT ID) { m_hasBMP=this->LoadBitmap(ID); return m_hasBMP; } int CMyBitmap::GetWidth() { BITMAP bm; ASSERT(m_hasBMP); GetBitmap(&bm); return bm.bmWidth; } int CMyBitmap::GetHeight() { BITMAP bm; ASSERT(m_hasBMP); GetBitmap(&bm); return bm.bmHeight; } void CMyBitmap::DrawBMP( CDC* pDC, int x, int y, int width, int height ) { ASSERT(pDC); CDC memDC; CPalette * pOldPal = 0; CBitmap *oldMemBitmap; memDC.CreateCompatibleDC(pDC); oldMemBitmap=memDC.SelectObject(this); pDC->StretchBlt( x, y, width,height, &memDC, 0, 0, GetWidth(), GetHeight(), SRCCOPY ); memDC.SelectObject(oldMemBitmap); } void CMyBitmap::DrawBMP( CDC* pDC, int x, int y ) { DrawBMP( pDC, x, y, GetWidth(), GetHeight() ); }