gdiplusmetafile.h

Windows Mobile平台上使用GDI+。GDI+功能很强大

/**************************************************************************\
*
* Copyright (c) 1998-2001, Microsoft Corp.  All Rights Reserved.
*
* Module Name:
*
*   GdiplusMetafile.h
*
* Abstract:
*
*   GDI+ Metafile class
*
\**************************************************************************/

#ifndef _GDIPLUSMETAFILE_H
#define _GDIPLUSMETAFILE_H

inline
Metafile::Metafile(
    IN HMETAFILE                      hWmf,
    IN const WmfPlaceableFileHeader * wmfPlaceableFileHeader,
    IN BOOL                           deleteWmf
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipCreateMetafileFromWmf(hWmf, deleteWmf, 
                                                       wmfPlaceableFileHeader, 
                                                       &metafile);

    SetNativeImage(metafile);
};

inline    
Metafile::Metafile(
    IN HENHMETAFILE hEmf,
    IN BOOL deleteEmf
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipCreateMetafileFromEmf(hEmf, deleteEmf, 
                                                       &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(IN const WCHAR* filename)
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipCreateMetafileFromFile(filename, 
                                                        &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN const WCHAR*                   filename,
    IN const WmfPlaceableFileHeader * wmfPlaceableFileHeader
    )
{
    GpMetafile *    metafile = NULL;
    
    lastResult = DllExports::GdipCreateMetafileFromWmfFile(filename, 
                                                           wmfPlaceableFileHeader, 
                                                           &metafile);
    
    SetNativeImage(metafile);
};

inline
Metafile::Metafile(IN IStream* stream)
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipCreateMetafileFromStream(stream, 
                                                          &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN HDC                 referenceHdc,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafile(
                    referenceHdc, type, NULL, MetafileFrameUnitGdi,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN HDC                 referenceHdc,
    IN const RectF &       frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,       
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafile(
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN HDC                 referenceHdc,
    IN const Rect &        frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileI(
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN const WCHAR*        fileName,
    IN HDC                 referenceHdc,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileFileName(fileName,
                    referenceHdc, type, NULL, MetafileFrameUnitGdi,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN const WCHAR*        fileName,
    IN HDC                 referenceHdc,
    IN const RectF &       frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileFileName(fileName,
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN const WCHAR*        fileName,
    IN HDC                 referenceHdc,
    IN const Rect &        frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileFileNameI(fileName,
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN IStream *           stream,
    IN HDC                 referenceHdc,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileStream(stream,
                    referenceHdc, type, NULL, MetafileFrameUnitGdi,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN IStream *           stream,
    IN HDC                 referenceHdc,
    IN const RectF &       frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileStream(stream,
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline
Metafile::Metafile(
    IN IStream *           stream,
    IN HDC                 referenceHdc,
    IN const Rect &        frameRect,
    IN MetafileFrameUnit   frameUnit,
    IN EmfType             type,
    IN const WCHAR *       description
    )
{
    GpMetafile *    metafile = NULL;

    lastResult = DllExports::GdipRecordMetafileStreamI(stream,
                    referenceHdc, type, &frameRect, frameUnit,
                    description, &metafile);

    SetNativeImage(metafile);
};

inline Status
Metafile::GetMetafileHeader(
    IN HMETAFILE                       hWmf,
    IN const WmfPlaceableFileHeader *  wmfPlaceableFileHeader,
    OUT MetafileHeader *               header
    )
{
    return DllExports::GdipGetMetafileHeaderFromWmf(hWmf,
                                                    wmfPlaceableFileHeader, 
                                                    header);
};

inline Status
Metafile::GetMetafileHeader(
    IN HENHMETAFILE        hEmf,
    OUT MetafileHeader *   header
    )
{
    return DllExports::GdipGetMetafileHeaderFromEmf(hEmf, header);
};

inline Status
Metafile::GetMetafileHeader(
    IN const WCHAR*        filename,
    OUT MetafileHeader *   header
    )
{
    return DllExports::GdipGetMetafileHeaderFromFile(filename, header);
};

inline Status
Metafile::GetMetafileHeader(
    IN IStream *           stream,
    OUT MetafileHeader *   header
    )
{
    return DllExports::GdipGetMetafileHeaderFromStream(stream, header);
};

inline Status
Metafile::GetMetafileHeader(
    OUT MetafileHeader *    header
    ) const
{
    return SetStatus(DllExports::GdipGetMetafileHeaderFromMetafile(
                                          (GpMetafile *)nativeImage,
                                          header));
};

// Once this method is called, the Metafile object is in an invalid state
// and can no longer be used.  It is the responsiblity of the caller to
// invoke DeleteEnhMetaFile to delete this hEmf.

inline HENHMETAFILE
Metafile::GetHENHMETAFILE()
{
    HENHMETAFILE hEmf;

    SetStatus(DllExports::GdipGetHemfFromMetafile(
                              (GpMetafile *)nativeImage, 
                              &hEmf));

    return hEmf;
};

// Used in conjuction with Graphics::EnumerateMetafile to play an EMF+
// The data must be DWORD aligned if it's an EMF or EMF+.  It must be
// WORD aligned if it's a WMF.

inline Status
Metafile::PlayRecord(
    IN EmfPlusRecordType   recordType,
    IN UINT                flags,
    IN UINT                dataSize,
    IN const BYTE *        data
    ) const
{
    return SetStatus(DllExports::GdipPlayMetafileRecord(
                            (GpMetafile *)nativeImage,
                            recordType,
                            flags,
                            dataSize,
                            data));
};

// If you're using a printer HDC for the metafile, but you want the
// metafile rasterized at screen resolution, then use this API to set
// the rasterization dpi of the metafile to the screen resolution,
// e.g. 96 dpi or 120 dpi.

inline Status
Metafile::SetDownLevelRasterizationLimit(
    IN UINT     metafileRasterizationLimitDpi
    )
{
    return SetStatus(DllExports::
                     GdipSetMetafileDownLevelRasterizationLimit(
                            (GpMetafile *)nativeImage,
                            metafileRasterizationLimitDpi));
};

inline UINT
Metafile::GetDownLevelRasterizationLimit() const
{
    UINT    metafileRasterizationLimitDpi = 0;

    SetStatus(DllExports::GdipGetMetafileDownLevelRasterizationLimit(
                            (GpMetafile *)nativeImage,
                            &metafileRasterizationLimitDpi));

    return metafileRasterizationLimitDpi;
};

inline UINT
Metafile::EmfToWmfBits(
    IN HENHMETAFILE       hemf,
    IN UINT               cbData16,
    OUT LPBYTE            pData16,
    IN INT                iMapMode,
    IN INT                eFlags
    )
{
    return DllExports::GdipEmfToWmfBits(
        hemf,
        cbData16,
        pData16,
        iMapMode,
        eFlags);
};

#if (GDIPVER >= 0x0110)
inline Status
Metafile::ConvertToEmfPlus(
    IN const Graphics* refGraphics,
    IN OUT INT* conversionFailureFlag,
    IN EmfType emfType,
    IN const WCHAR* description
    )
{
    GpMetafile * metafile = NULL;
    GpStatus status = DllExports::GdipConvertToEmfPlus(
        (GpGraphics*)refGraphics->nativeGraphics,
        (GpMetafile *)nativeImage,
        conversionFailureFlag,
        emfType, description, &metafile);

    if (metafile != NULL)
    {
        if (status == Ok)
        {
            DllExports::GdipDisposeImage(nativeImage);
            SetNativeImage(metafile);
        }
        else
        {
            DllExports::GdipDisposeImage(metafile);
        }
    }
    return status;
};

inline Status
Metafile::ConvertToEmfPlus(
    IN const Graphics* refGraphics,
    IN const WCHAR* filename, 
    IN OUT INT* conversionFailureFlag,
    IN EmfType emfType,
    IN const WCHAR* description
    )
{
    GpMetafile * metafile = NULL;
    GpStatus status = DllExports::GdipConvertToEmfPlusToFile(
        (GpGraphics*)refGraphics->nativeGraphics,
        (GpMetafile *)nativeImage,
        conversionFailureFlag,
        filename, emfType, description, &metafile);

    if (metafile != NULL)
    {
        if (status == Ok)
        {
            DllExports::GdipDisposeImage(nativeImage);
            SetNativeImage(metafile);
        }
        else
        {
            DllExports::GdipDisposeImage(metafile);
        }
    }
    return status;
};

inline Status
Metafile::ConvertToEmfPlus(
    IN const Graphics* refGraphics,
    IN IStream* stream, 
    IN OUT INT* conversionFailureFlag,
    IN EmfType emfType,
    IN const WCHAR* description
    )
{
    GpMetafile * metafile = NULL;
    GpStatus status = DllExports::GdipConvertToEmfPlusToStream(
        (GpGraphics*)refGraphics->nativeGraphics,
        (GpMetafile *)nativeImage,
        conversionFailureFlag,
        stream, emfType, description, &metafile);

    if (metafile != NULL)
    {
        if (status == Ok)
        {
            DllExports::GdipDisposeImage(nativeImage);
            SetNativeImage(metafile);
        }
        else
        {
            DllExports::GdipDisposeImage(metafile);
        }
    }
    return status;
};
#endif //(GDIPVER >= 0x0110)


#endif // !_METAFILE_H