gdiplusgraphics.h

一个很强悍的爬行蜘蛛,能用于很多网页,而且速度也快

            regionCount,
            nativeRegions
        ));

        delete [] nativeRegions;

        return status;
    }
#endif


#ifndef DCR_USE_NEW_174340
    Status
    MeasureStringRegion(
        IN const WCHAR        *string,
        IN INT                 length,
        IN const Font         *font,
        IN const RectF        &layoutRect,
        IN const StringFormat *stringFormat,
        IN INT                 firstCharacterIndex,
        IN INT                 characterCount,
        OUT Region            *region
    ) const
    {
        if (region == NULL)
        {
            return SetStatus(InvalidParameter);
        }

        return (SetStatus(DllExports::GdipMeasureStringRegion(
            nativeGraphics,
            string,
            length,
            font ? font->nativeFont : NULL,
            layoutRect,
            stringFormat ? stringFormat->nativeFormat : NULL,
            firstCharacterIndex,
            characterCount,
            region->nativeRegion)));
    }
#endif

    Status DrawDriverString(
        IN const UINT16  *text,
        IN INT            length,
        IN const Font    *font,
        IN const Brush   *brush,
        IN const PointF  *positions,
        IN INT            flags,
        IN const Matrix        *matrix
    )
    {
        return SetStatus(DllExports::GdipDrawDriverString(
            nativeGraphics,
            text,
            length,
            font ? font->nativeFont : NULL,
            brush ? brush->nativeBrush : NULL,
            positions,
            flags,
            matrix ? matrix->nativeMatrix : NULL
        ));
    }

    Status MeasureDriverString(
        IN const UINT16  *text,
        IN INT            length,
        IN const Font    *font,
        IN const PointF  *positions,
        IN INT            flags,
        IN const Matrix        *matrix,
        OUT RectF        *boundingBox
    ) const
    {
        return SetStatus(DllExports::GdipMeasureDriverString(
            nativeGraphics,
            text,
            length,
            font ? font->nativeFont : NULL,
            positions,
            flags,
            matrix ? matrix->nativeMatrix : NULL,
            boundingBox
        ));
    }

#ifndef DCR_USE_NEW_168772
    Status DriverStringPointToCodepoint(
        IN const UINT16  *text,
        IN INT            length,
        IN const Font    *font,
        IN const PointF  *positions,
        IN INT            flags,
        IN const Matrix  *matrix,
        IN const PointF  &hit,
        OUT INT          *index,
        OUT BOOL         *rightEdge,
        OUT REAL         *distance
    )
    {
        return SetStatus(DllExports::GdipDriverStringPointToCodepoint(
            nativeGraphics,
            text,
            length,
            font ? font->nativeFont : NULL,
            positions,
            flags,
            matrix ? matrix->nativeMatrix : NULL,
            &hit,
            index,
            rightEdge,
            distance
        ));
    }
#endif

    // Draw a cached bitmap on this graphics destination offset by
    // x, y. Note this will fail with WrongState if the CachedBitmap
    // native format differs from this Graphics.

    Status DrawCachedBitmap(IN CachedBitmap *cb,
                            IN INT x,
                            IN INT y)
    {
        return SetStatus(DllExports::GdipDrawCachedBitmap(
            nativeGraphics,
            cb->nativeCachedBitmap,
            x, y
        ));
    }

    /**
     * Draw images (both bitmap and vector)
     */
    // float version
    Status DrawImage(IN Image* image,
                     IN const PointF& point)
    {
        return DrawImage(image, point.X, point.Y);
    }

    Status DrawImage(IN Image* image,
                     IN REAL x,
                     IN REAL y)
    {
        return SetStatus(DllExports::GdipDrawImage(nativeGraphics,
                                                   image ? image->nativeImage
                                                         : NULL,
                                                   x,
                                                   y));
    }

    Status DrawImage(IN Image* image, 
                     IN const RectF& rect)
    {
        return DrawImage(image, rect.X, rect.Y, rect.Width, rect.Height);
    }

    Status DrawImage(IN Image* image,
                     IN REAL x,
                     IN REAL y,
                     IN REAL width,
                     IN REAL height)
    {
        return SetStatus(DllExports::GdipDrawImageRect(nativeGraphics,
                                                       image ? image->nativeImage
                                                             : NULL,
                                                       x,
                                                       y,
                                                       width,
                                                       height));
    }

    // integer version
    Status DrawImage(IN Image* image,
                     IN const Point& point)
    {
        return DrawImage(image, point.X, point.Y);
    }

    Status DrawImage(IN Image* image,
                     IN INT x,
                     IN INT y)
    {
        return SetStatus(DllExports::GdipDrawImageI(nativeGraphics,
                                                    image ? image->nativeImage
                                                          : NULL,
                                                    x,
                                                    y));
    }

    Status DrawImage(IN Image* image,
                     IN const Rect& rect)
    {
        return DrawImage(image,
                         rect.X,
                         rect.Y,
                         rect.Width,
                         rect.Height);
    }

    Status DrawImage(IN Image* image,
                     IN INT x,
                     IN INT y,
                     IN INT width,
                     IN INT height) {
        return SetStatus(DllExports::GdipDrawImageRectI(nativeGraphics,
                                                        image ? image->nativeImage
                                                              : NULL,
                                                        x,
                                                        y,
                                                        width,
                                                        height));
    }

    /**
     * Affine or perspective blt
     *  destPoints.length = 3: rect => parallelogram
     *      destPoints[0] <=> top-left corner of the source rectangle
     *      destPoints[1] <=> top-right corner
     *      destPoints[2] <=> bottom-left corner
     *  destPoints.length = 4: rect => quad
     *      destPoints[3] <=> bottom-right corner
     *
     *  @notes Perspective blt only works for bitmap images.
     */
    Status DrawImage(IN Image* image,
                     IN const PointF* destPoints,
                     IN INT count)
    {
        if (count != 3 && count != 4)
            return SetStatus(InvalidParameter);

        return SetStatus(DllExports::GdipDrawImagePoints(nativeGraphics,
                                                         image ? image->nativeImage
                                                               : NULL,
                                                         destPoints, count));
    }

    Status DrawImage(IN Image* image,
                     IN const Point* destPoints,
                     IN INT count)
    {
        if (count != 3 && count != 4)
            return SetStatus(InvalidParameter);

        return SetStatus(DllExports::GdipDrawImagePointsI(nativeGraphics,
                                                          image ? image->nativeImage
                                                                : NULL,
                                                          destPoints,
                                                          count));
    }

    /**
     * We need another set of methods similar to the ones above
     * that take an additional Rect parameter to specify the
     * portion of the source image to be drawn.
     */
    // float version
    Status DrawImage(IN Image* image,
                     IN REAL x,
                     IN REAL y,
                     IN REAL srcx,
                     IN REAL srcy,
                     IN REAL srcwidth,
                     IN REAL srcheight,
                     IN Unit srcUnit)
    {
        return SetStatus(DllExports::GdipDrawImagePointRect(nativeGraphics,
                                                            image ? image->nativeImage
                                                                  : NULL,
                                                            x, y,
                                                            srcx, srcy,
                                                            srcwidth, srcheight, srcUnit));
    }

    Status DrawImage(IN Image* image,
                     IN const RectF& destRect,
                     IN REAL srcx,
                     IN REAL srcy,
                     IN REAL srcwidth,
                     IN REAL srcheight,
                     IN Unit srcUnit,
                     IN const ImageAttributes* imageAttributes = NULL,
                     IN DrawImageAbort callback = NULL,
                     IN VOID* callbackData = NULL)
    {
        return SetStatus(DllExports::GdipDrawImageRectRect(nativeGraphics,
                                                           image ? image->nativeImage
                                                                 : NULL,
                                                           destRect.X,
                                                           destRect.Y,
                                                           destRect.Width,
                                                           destRect.Height,
                                                           srcx, srcy,
                                                           srcwidth, srcheight,
                                                           srcUnit,
                                                           imageAttributes
                                                            ? imageAttributes->nativeImageAttr
                                                            : NULL,
                                                           callback,
                                                           callbackData));
    }

    Status DrawImage(IN Image* image,
                     IN const PointF* destPoints,
                     IN INT count,
                     IN REAL srcx,
                     IN REAL srcy,
                     IN REAL srcwidth,
                     IN REAL srcheight,
                     IN Unit srcUnit,
                     IN const ImageAttributes* imageAttributes = NULL,
                     IN DrawImageAbort callback = NULL,
                     IN VOID* callbackData = NULL)
    {
        return SetStatus(DllExports::GdipDrawImagePointsRect(nativeGraphics,
                                                             image ? image->nativeImage
                                                                   : NULL,
                                                             destPoints, count,
                                                             srcx, srcy,
                                                             srcwidth,
                                                             srcheight,
                                                             srcUnit,
                                                             imageAttributes
                                                              ? imageAttributes->nativeImageAttr
                                                              : NULL,
                                                             callback,
                                                             callbackData));
    }

    // integer version
    Status DrawImage(IN Image* image,
                     IN INT x,
                     IN INT y,
                     IN INT srcx,
                     IN INT srcy,
                     IN INT srcwidth,
                     IN INT srcheight,
                     IN Unit srcUnit)
    {
        return SetStatus(DllExports::GdipDrawImagePointRectI(nativeGraphics,
                                                             image ? image->nativeImage
                                                                   : NULL,
                                                             x,
                                                             y,
                                                             srcx,
                                                             srcy,
                                                             srcwidth,
                                                             srcheight,
                                                             srcUnit));
    }

    Status DrawImage(IN Image* image,
                     IN const Rect& destRect,
                     IN INT srcx,
                     IN INT srcy,
                     IN INT srcwidth,
                     IN INT srcheight,
                     IN Unit srcUnit,
                     IN const ImageAttributes* imageAttributes = NULL,
                     IN DrawImageAbort callback = NULL,
                     IN VOID* callbackData = NULL)
    {
        return SetStatus(DllExports::GdipDrawImageRectRectI(nativeGraphics,
                                                            image ? image->nativeImage
                                                                  : NULL,
                                                            destRect.X,
                                                            destRect.Y,
                                                            destRect.Width,
                                                            destRect.Height,
                                                            srcx,
                                                            srcy,
                                                            srcwidth,