u_fun.cpp

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#include "stdafx.h"
#include "u_fun.h"

#include "Imaging.h" 
#include <initguid.h> 
#include <imgguids.h>

void DrawBmp(CDC* pDC,UINT id,const RECT* pRect)
{
	CDC   dc;   
	dc.CreateCompatibleDC(pDC);   
	CBitmap   bitmapBkgnd;   
    
	bitmapBkgnd.LoadBitmap(id);     
	CBitmap*   pOldBitmap   =   dc.SelectObject(&bitmapBkgnd);   
    
	pDC->BitBlt   (pRect->left,     
		pRect->top,     
		pRect->right-pRect->left,   
		pRect->bottom-pRect->top,   
		&dc,   
		0,   0, SRCCOPY);   
    
	dc.SelectObject(pOldBitmap);
}

void DrawJpg(CDC* pDC,UINT ImgID,const RECT* pRect) 
{
	IImagingFactory *pImgFactory ; 
	IImage *pImage ; 
	HBITMAP hResult = 0; 
	HRESULT hr;
	hr = CoInitializeEx(NULL, COINIT_MULTITHREADED); 

	hr = CoCreateInstance (CLSID_ImagingFactory, 
		NULL, 
		CLSCTX_INPROC_SERVER, 
		IID_IImagingFactory, 
		(void **)&pImgFactory);

	if(SUCCEEDED(hr)) 
	{ 
		HRSRC src = FindResource(AfxGetResourceHandle(),MAKEINTRESOURCE(ImgID),_T("JPG")); 
		HGLOBAL hglobal = LoadResource(AfxGetResourceHandle(), src); 
		LPVOID  lpVoid  = NULL; 
		lpVoid   =   LockResource(hglobal); 
		int   nSize = 0; 
		nSize = (UINT)SizeofResource(AfxGetResourceHandle(),  src); 
		
		if (SUCCEEDED(pImgFactory->CreateImageFromBuffer((BYTE*)hglobal,nSize,BufferDisposalFlagNone,&pImage))) 
		{ 
			pImage->Draw(pDC->GetSafeHdc(), pRect, NULL); 
			pImage->Release();
		} 
	//	UnlockResource(hglobal);
		DeleteObject(src);
		pImgFactory->Release(); 
	} 
	CoUninitialize();
}

void viewbitmap1(HDC hdc,RECT rcWnd,TCHAR szFileImage[]) 
{
	IImagingFactory *pImgFactory ; 
	IImage *pImage ; 
	HBITMAP hResult = 0; 
	HRESULT hr;
	hr = CoInitializeEx(NULL, COINIT_MULTITHREADED); 

	hr = CoCreateInstance (CLSID_ImagingFactory, //SUCCEEDED宏是判断一个HRESULT结果是否为真
		NULL, 
		CLSCTX_INPROC_SERVER, 
		IID_IImagingFactory, 
		(void **)&pImgFactory);

	if(SUCCEEDED(hr)) 
	{ 
		if (SUCCEEDED(pImgFactory->CreateImageFromFile(_T("\\set1_bg.bmp"), &pImage))) 
		{ 
			CWindowDC dc(0); 
			CDC dcBitmap; 
			dcBitmap.CreateCompatibleDC(&dc); 
			//hResult = CreateCompatibleBitmap(dc.GetSafeHdc(), width, heigth); 
			hResult = CreateCompatibleBitmap(dc.GetSafeHdc(), 480, 234); 
			if (hResult) 
			{ 
				HGDIOBJ hOldBitmap = dcBitmap.SelectObject(hResult); 
				//pImage->GetThumbnail(0,0,&pImage); 
				//pImage->Draw(dc.GetSafeHdc(), CRect(0, 0, width, heigth), NULL); 
				pImage->Draw(dc.GetSafeHdc(), CRect(0, 0, 480, 234), NULL); 
				dcBitmap.SelectObject(hOldBitmap); 
			} 
			pImage->Release(); 
		} 
		pImgFactory->Release(); 
	} 
	CoUninitialize();
}


void FillButton(PBTN_ITEM pbtn,UINT index,UINT image1,UINT image2,LPCRECT prect)
{
	pbtn->iIndex = index;
	pbtn->iImage1 = image1;
	pbtn->iImage2 = image2;
	pbtn->pRect = prect;
}