コード例 #1
0
ファイル: Command.cpp プロジェクト: hibive/sjmt6410pm090728
static BOOL drawImage(HDC hDC, LPCTSTR lpszFileName)
{
	IImagingFactory* pImageFactory = NULL;
	BOOL bRet = FALSE;

	if (SUCCEEDED(CoCreateInstance(CLSID_ImagingFactory,
		0, CLSCTX_INPROC_SERVER, IID_IImagingFactory, (void**)&pImageFactory)))
	{
		IImage* pImage = NULL;
		ImageInfo imageInfo;

		if (SUCCEEDED(pImageFactory->CreateImageFromFile(lpszFileName, &pImage))
			&& SUCCEEDED(pImage->GetImageInfo(&imageInfo)))
		{
			RECT rect = {0, 0, imageInfo.Width, imageInfo.Height};
			pImage->Draw(hDC, &rect, 0);
			pImage->Release();
			bRet = TRUE;
		}

		pImageFactory->Release();
	}

	return bRet;
}
コード例 #2
0
ファイル: Rhodes.cpp プロジェクト: parrotbait/rhodes
HBITMAP SHLoadImageFile(  LPCTSTR pszFileName )
{
    if ( !pszFileName || !*pszFileName )
        return 0;

    String strFileName = convertToStringA(pszFileName);
    /*if ( String_endsWith(strFileName, ".bmp") )
    {
        return (HBITMAP)::LoadImage(NULL, pszFileName, IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
    }*/

    if ( !String_endsWith(strFileName, ".png") && !String_endsWith(strFileName, ".bmp") )
        return 0;

	IImagingFactory *pImgFactory = NULL;
    IImage *pImage = NULL;
    //CoInitializeEx(NULL, COINIT_MULTITHREADED);
	HBITMAP hResult = 0;
    if (SUCCEEDED(CoCreateInstance (CLSID_ImagingFactory,
                                    NULL,
                                    CLSCTX_INPROC_SERVER,
                                    IID_IImagingFactory,
                                    (void **)&pImgFactory)))
    {
		ImageInfo imageInfo;
		if (SUCCEEDED(pImgFactory->CreateImageFromFile(CA2W(strFileName.c_str()), &pImage))
			&& SUCCEEDED(pImage->GetImageInfo(&imageInfo)))
        {
			CWindowDC dc(getMainWnd());
			CDC dcBitmap;
			dcBitmap.CreateCompatibleDC(dc.m_hDC);
			hResult = CreateCompatibleBitmap(dc.m_hDC, imageInfo.Width, imageInfo.Height);
			if (hResult) 
			{
				HBITMAP hOldBitmap = dcBitmap.SelectBitmap(hResult);
                //dcBitmap.FillSolidRect( 0,0, imageInfo.Width, imageInfo.Height, RGB(255,255,255));

                CRect rc(0, 0, imageInfo.Width, imageInfo.Height);
	            COLORREF clrOld = ::SetBkColor(dcBitmap.m_hDC, RGB(255,255,255));
	            ::ExtTextOut(dcBitmap.m_hDC, 0, 0, ETO_OPAQUE, &rc, NULL, 0, NULL);
	            ::SetBkColor(dcBitmap.m_hDC, clrOld);

				pImage->Draw(dcBitmap.m_hDC, rc, NULL);
				dcBitmap.SelectBitmap(hOldBitmap);
			}
			pImage->Release();
       }
       pImgFactory->Release();
    }
    //CoUninitialize();

	return hResult;
}
HBITMAP LoadImageThumbnailWithImagingApi(const CString &strFileName, int imgWid, int imgHei)
{
    IImagingFactory *pImgFactory = NULL;
    IImage *pImage = NULL;
    IImage *pImageThumb = NULL;
    CoInitializeEx(NULL, COINIT_MULTITHREADED);
    HBITMAP hResult = 0;
    if (SUCCEEDED(CoCreateInstance (CLSID_ImagingFactory,
        NULL,
        CLSCTX_INPROC_SERVER,
        IID_IImagingFactory,
        (void **)&pImgFactory)))
    {
        ImageInfo imageInfo;
        if (SUCCEEDED(pImgFactory->CreateImageFromFile(strFileName, &pImage))
            && SUCCEEDED(pImage->GetThumbnail(imgWid, imgHei, &pImageThumb))
            && SUCCEEDED(pImageThumb->GetImageInfo(&imageInfo)))
        {
            CWindowDC dc(0);
            CDC dcBitmap;
            dcBitmap.CreateCompatibleDC(&dc);
            hResult = CreateCompatibleBitmap(dc.GetSafeHdc(), imageInfo.Width, imageInfo.Height);
            if (hResult)
            {
                HGDIOBJ hOldBitmap = dcBitmap.SelectObject(hResult);
                pImage->Draw(dcBitmap.GetSafeHdc(), CRect(0, 0, imageInfo.Width, imageInfo.Height), NULL);
                dcBitmap.SelectObject(hOldBitmap);
            }
            pImageThumb->Release();
            pImage->Release();
        }
        pImgFactory->Release();
    }
    CoUninitialize();

    return hResult;
}
コード例 #4
0
ファイル: ImageHandler.cpp プロジェクト: ultrashot/utask
HBITMAP LoadTransparentImage(wchar_t *fileName)
{
	if (m_pImageFactory != NULL && IsFileExists(fileName) == TRUE)
	{
		IImage*			pImage = NULL;
		IBitmapImage*	pBitmapImage = NULL;
		ImageInfo		imageInfo; 
		BitmapData		bitmapData;

		m_pImageFactory->CreateImageFromFile(fileName, &pImage);
		m_pImageFactory->CreateBitmapFromImage(pImage, 0, 0, 
						PixelFormat32bppPARGB, InterpolationHintNearestNeighbor, 
						&pBitmapImage);
		pImage->GetImageInfo(&imageInfo);  
		RECT rect = {0, 0, imageInfo.Width, imageInfo.Height}; 

		pBitmapImage->LockBits(&rect, ImageLockModeRead, 
								PixelFormat32bppPARGB, &bitmapData);

		return CreateBitmap( imageInfo.Width, imageInfo.Height, 1, 
			GetPixelFormatSize(imageInfo.PixelFormat), bitmapData.Scan0);
	}
	return NULL;
};
コード例 #5
0
ファイル: Graphics.cpp プロジェクト: Aerodynamic/rhodes
void DrawingImageImpl::init(const char* path, void const *p, int size, WMBitmap* bitmap, bool useAlpha) {
	mID = ++ourDrawingImageID;
	RHO_MAP_TRACE1("DrawingImage create with ID = %d", mID);

#if defined(_WIN32_WCE)
	IImagingFactory *pImgFactory = NULL;
	IImage *pImage = NULL;

	mWidth = 0;
	mHeight = 0;
	mBitmap = NULL;

	if (bitmap != NULL) {
		mBitmap = bitmap;
		mBitmap->addRef();
		mWidth = bitmap->width();
		mHeight = bitmap->height();
		return;
	}

	HRESULT co_init_result = CoInitializeEx(NULL, 0/*COINIT_APARTMENTTHREADED*/);
	if ( (co_init_result == S_OK) || (co_init_result == S_FALSE)  ) {
		msg_out("CoInitializeEx OK");
		if (SUCCEEDED(CoCreateInstance (CLSID_ImagingFactory,
			NULL,
			CLSCTX_INPROC_SERVER,
			IID_IImagingFactory,
			(void **)&pImgFactory)))
		{
			HRESULT res = 0;
			if (p != NULL) {
				// from buf
				res = pImgFactory->CreateImageFromBuffer(
															p,
															size,
															BufferDisposalFlagNone,
															&pImage);
			}
			else {
				// from file
				msg_out("Create Image Factory OK");
				wchar_t wc_filename[2048];
				mbstowcs(wc_filename, path, 2048);
				res = pImgFactory->CreateImageFromFile(
														wc_filename,
														&pImage);
			}
			if (SUCCEEDED(res))
			{
				IImage* mimage = pImage;
				ImageInfo imgInfo;
				mimage->GetImageInfo(&imgInfo);
				mWidth = imgInfo.Width;
				mHeight = imgInfo.Height;
				RHO_MAP_TRACE2("Drawing Image was created with WIDTH = %d, HEIGHT = %d", mWidth, mHeight);
				mBitmap = new WMBitmap(mimage, useAlpha);
				mimage->Release();
			}
			else {
				err_out("Image not created !");
			}
			pImgFactory->Release();
		}
		else {
			err_out("ImageFactory not created !");
		}
		CoUninitialize();
	}
	else {
		err_out("CoInitializeEx not initialized !");
	}
#endif //#if defined(_WIN32_WCE)
}