| 1 |
/* |
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* gdiplusheaders.h |
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* |
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* GDI+ Bitmap, CachedBitmap, CustomLineCap, Font, FontCollection, |
| 5 |
* FontFamily, Image, InstalledFontCollection, PrivateFontCollection, |
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* Region class definitions. |
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* Implementation of these classes is in gdiplusimpl.h. |
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* |
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* This file is part of the w32api package. |
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* |
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* Contributors: |
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* Created by Markus Koenig <markus@stber-koenig.de> |
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* |
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* THIS SOFTWARE IS NOT COPYRIGHTED |
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* |
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* This source code is offered for use in the public domain. You may |
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* use, modify or distribute it freely. |
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* |
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* This code is distributed in the hope that it will be useful but |
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY |
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* DISCLAIMED. This includes but is not limited to warranties of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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* |
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*/ |
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|
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#ifndef __GDIPLUS_HEADERS_H |
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#define __GDIPLUS_HEADERS_H |
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#if __GNUC__ >=3 |
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#pragma GCC system_header |
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#endif |
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|
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#ifndef __cplusplus |
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#error "A C++ compiler is required to include gdiplusheaders.h." |
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#endif |
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|
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/* |
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* Note: Virtual inline functions (dtors, Clone()) are implemented here: If |
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* these were defined outside class scope, the compiler would always generate |
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* code for them (and the vtable), even if these classes were never used. |
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*/ |
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|
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class Bitmap; |
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class Effect; |
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class FontCollection; |
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class FontFamily; |
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class Graphics; |
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class GraphicsPath; |
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class Matrix; |
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class Pen; |
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|
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class Image: public GdiplusBase |
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{ |
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friend class Bitmap; |
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friend class Metafile; |
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friend class CachedBitmap; |
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friend class Graphics; |
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friend class TextureBrush; |
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|
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public: |
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static Image* FromFile(const WCHAR *filename, |
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BOOL useEmbeddedColorManagement = FALSE); |
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static Image* FromStream(IStream *stream, |
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BOOL useEmbeddedColorManagement = FALSE); |
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|
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Image(const WCHAR *filename, BOOL useEmbeddedColorManagement = FALSE); |
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Image(IStream *stream, BOOL useEmbeddedColorManagement = FALSE); |
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|
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virtual ~Image() |
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{ |
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DllExports::GdipDisposeImage(nativeImage); |
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} |
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virtual Image* Clone() const |
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{ |
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GpImage *cloneImage = NULL; |
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Status status = updateStatus(DllExports::GdipCloneImage( |
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nativeImage, &cloneImage)); |
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if (status == Ok) { |
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Image *result = new Image(cloneImage, lastStatus); |
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if (!result) { |
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DllExports::GdipDisposeImage(cloneImage); |
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lastStatus = OutOfMemory; |
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} |
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return result; |
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} else { |
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return NULL; |
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} |
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} |
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|
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Status FindFirstItem(ImageItemData *item); |
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Status FindNextItem(ImageItemData *item); |
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Status GetAllPropertyItems(UINT totalBufferSize, |
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UINT numProperties, PropertyItem *allItems); |
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Status GetBounds(RectF *srcRect, Unit *srcUnit); |
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Status GetEncoderParameterList(const CLSID *clsidEncoder, |
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UINT size, EncoderParameters *buffer); |
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UINT GetEncoderParameterListSize(const CLSID *clsidEncoder); |
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UINT GetFlags(); |
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UINT GetFrameCount(const GUID *dimensionID); |
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UINT GetFrameDimensionsCount(); |
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Status GetFrameDimensionsList(GUID *dimensionIDs, UINT count); |
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UINT GetHeight(); |
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REAL GetHorizontalResolution(); |
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Status GetItemData(ImageItemData *item); |
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Status GetPalette(ColorPalette *palette, INT size); |
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INT GetPaletteSize(); |
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Status GetPhysicalDimension(SizeF *size); |
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PixelFormat GetPixelFormat(); |
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UINT GetPropertyCount(); |
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Status GetPropertyIdList(UINT numOfProperty, PROPID *list); |
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Status GetPropertyItem(PROPID propId, UINT propSize, |
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PropertyItem *buffer); |
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UINT GetPropertyItemSize(PROPID propId); |
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Status GetPropertySize(UINT *totalBufferSize, UINT *numProperties); |
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Status GetRawFormat(GUID *format); |
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Image* GetThumbnailImage(UINT thumbWidth, UINT thumbHeight, |
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GetThumbnailImageAbort callback, VOID *callbackData); |
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ImageType GetType() const; |
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REAL GetVerticalResolution(); |
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UINT GetWidth(); |
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Status RemovePropertyItem(PROPID propId); |
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Status RotateFlip(RotateFlipType rotateFlipType); |
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Status Save(IStream *stream, const CLSID *clsidEncoder, |
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const EncoderParameters *encoderParams); |
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Status Save(const WCHAR *filename, const CLSID *clsidEncoder, |
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const EncoderParameters *encoderParams); |
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Status SaveAdd(const EncoderParameters *encoderParams); |
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Status SaveAdd(Image *newImage, const EncoderParameters *encoderParams); |
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Status SelectActiveFrame(const GUID *dimensionID, UINT frameIndex); |
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Status SetAbort(GdiplusAbort *pIAbort); |
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Status SetPalette(const ColorPalette *palette); |
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Status SetPropertyItem(const PropertyItem *item); |
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|
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Status GetLastStatus() const |
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{ |
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Status result = lastStatus; |
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lastStatus = Ok; |
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return result; |
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} |
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|
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private: |
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Image(GpImage *image, Status status): |
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nativeImage(image), lastStatus(status) {} |
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Image(const Image&); |
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Image& operator=(const Image&); |
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|
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Status updateStatus(Status newStatus) const |
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{ |
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if (newStatus != Ok) lastStatus = newStatus; |
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return newStatus; |
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} |
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|
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GpImage *nativeImage; |
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mutable Status lastStatus; |
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}; |
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|
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class Bitmap: public Image |
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{ |
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public: |
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static Bitmap* FromBITMAPINFO(const BITMAPINFO *gdiBitmapInfo, |
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VOID *gdiBitmapData); |
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static Bitmap* FromDirectDrawSurface7(IDirectDrawSurface7 *surface); |
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static Bitmap* FromFile(const WCHAR *filename, |
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BOOL useEmbeddedColorManagement = FALSE); |
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static Bitmap* FromHBITMAP(HBITMAP hbm, HPALETTE hpal); |
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static Bitmap* FromHICON(HICON icon); |
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static Bitmap* FromResource(HINSTANCE hInstance, |
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const WCHAR *bitmapName); |
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static Bitmap* FromStream(IStream *stream, |
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BOOL useEmbeddedColorManagement = FALSE); |
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static Status ApplyEffect(Bitmap **inputs, INT numInputs, |
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Effect *effect, RECT *ROI, |
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RECT *outputRect, Bitmap **output); |
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static Status InitializePalette(ColorPalette *palette, |
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PaletteType paletteType, INT optimalColors, |
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BOOL useTransparentColor, Bitmap *bitmap); |
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|
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Bitmap(const BITMAPINFO *gdiBitmapInfo, VOID *gdiBitmapData); |
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Bitmap(IDirectDrawSurface7 *surface); |
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Bitmap(const WCHAR *filename, BOOL useEmbeddedColorManagement = FALSE); |
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Bitmap(HBITMAP hbm, HPALETTE hpal); |
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Bitmap(HICON hicon); |
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Bitmap(HINSTANCE hInstance, const WCHAR *bitmapName); |
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Bitmap(IStream *stream, BOOL useEmbeddedColorManagement = FALSE); |
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Bitmap(INT width, INT height, Graphics *target); |
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Bitmap(INT width, INT height, PixelFormat format = PixelFormat32bppARGB); |
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Bitmap(INT width, INT height, INT stride, PixelFormat format, BYTE *scan0); |
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|
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virtual ~Bitmap() |
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{ |
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} |
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virtual Bitmap* Clone() const |
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{ |
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GpImage *cloneImage = NULL; |
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Status status = updateStatus(DllExports::GdipCloneImage( |
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nativeImage, &cloneImage)); |
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if (status == Ok) { |
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Bitmap *result = new Bitmap(cloneImage, lastStatus); |
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if (!result) { |
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DllExports::GdipDisposeImage(cloneImage); |
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lastStatus = OutOfMemory; |
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} |
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return result; |
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} else { |
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return NULL; |
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} |
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} |
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|
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Bitmap* Clone(const RectF& rect, PixelFormat format) const; |
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Bitmap* Clone(const Rect& rect, PixelFormat format) const; |
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Bitmap* Clone(REAL x, REAL y, REAL width, REAL height, |
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PixelFormat format) const; |
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Bitmap* Clone(INT x, INT y, INT width, INT height, |
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PixelFormat format) const; |
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|
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Status ApplyEffect(Effect *effect, RECT *ROI); |
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Status ConvertFormat(PixelFormat format, DitherType ditherType, |
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PaletteType paletteType, ColorPalette *palette, |
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REAL alphaThresholdPercent); |
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Status GetHBITMAP(const Color& colorBackground, HBITMAP *hbmReturn) const; |
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Status GetHICON(HICON *icon) const; |
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Status GetHistogram(HistogramFormat format, UINT numberOfEntries, |
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UINT *channel0, UINT *channel1, |
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UINT *channel2, UINT *channel3) const; |
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Status GetHistogramSize(HistogramFormat format, |
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UINT *numberOfEntries) const; |
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Status GetPixel(INT x, INT y, Color *color) const; |
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Status LockBits(const Rect *rect, UINT flags, PixelFormat format, |
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BitmapData *lockedBitmapData); |
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Status SetPixel(INT x, INT y, const Color& color); |
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Status SetResolution(REAL xdpi, REAL ydpi); |
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Status UnlockBits(BitmapData *lcokedBitmapData); |
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|
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private: |
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Bitmap(GpImage *image, Status status): Image(image, status) {} |
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Bitmap(const Bitmap&); |
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Bitmap& operator=(const Bitmap&); |
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}; |
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|
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class CachedBitmap: public GdiplusBase |
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{ |
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friend class Graphics; |
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|
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public: |
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CachedBitmap(Bitmap *bitmap, Graphics *graphics); |
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~CachedBitmap(); |
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|
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Status GetLastStatus() const |
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{ |
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return lastStatus; |
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} |
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|
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private: |
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CachedBitmap(const CachedBitmap&); |
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CachedBitmap& operator=(const CachedBitmap&); |
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|
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GpCachedBitmap *nativeCachedBitmap; |
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Status lastStatus; |
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}; |
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|
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class CustomLineCap: public GdiplusBase |
| 261 |
{ |
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friend class AdjustableArrowCap; |
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friend class Pen; |
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|
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public: |
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CustomLineCap(const GraphicsPath *fillPath, |
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const GraphicsPath *strokePath, |
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LineCap baseCap = LineCapFlat, |
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REAL baseInset = 0.0f); |
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|
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virtual ~CustomLineCap() |
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{ |
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DllExports::GdipDeleteCustomLineCap(nativeCustomLineCap); |
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} |
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virtual CustomLineCap* Clone() const |
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{ |
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GpCustomLineCap *cloneCustomLineCap = NULL; |
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Status status = updateStatus(DllExports::GdipCloneCustomLineCap( |
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nativeCustomLineCap, &cloneCustomLineCap)); |
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if (status == Ok) { |
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CustomLineCap *result = new CustomLineCap( |
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cloneCustomLineCap, lastStatus); |
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if (!result) { |
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DllExports::GdipDeleteCustomLineCap(cloneCustomLineCap); |
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lastStatus = OutOfMemory; |
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} |
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return result; |
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} else { |
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return NULL; |
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} |
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} |
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|
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LineCap GetBaseCap() const; |
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REAL GetBaseInset() const; |
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Status GetStrokeCaps(LineCap *startCap, LineCap *endCap) const; |
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LineJoin GetStrokeJoin() const; |
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REAL GetWidthScale() const; |
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Status SetBaseCap(LineCap baseCap); |
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Status SetBaseInset(REAL inset); |
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Status SetStrokeCap(LineCap strokeCap); |
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Status SetStrokeCaps(LineCap startCap, LineCap endCap); |
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Status SetStrokeJoin(LineJoin lineJoin); |
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Status SetWidthScale(REAL widthScale); |
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|
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Status GetLastStatus() const |
| 306 |
{ |
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Status result = lastStatus; |
| 308 |
lastStatus = Ok; |
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return result; |
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} |
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|
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private: |
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CustomLineCap(GpCustomLineCap *customLineCap, Status status): |
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nativeCustomLineCap(customLineCap), lastStatus(status) {} |
| 315 |
CustomLineCap(const CustomLineCap&); |
| 316 |
CustomLineCap& operator=(const CustomLineCap&); |
| 317 |
|
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Status updateStatus(Status newStatus) const |
| 319 |
{ |
| 320 |
if (newStatus != Ok) lastStatus = newStatus; |
| 321 |
return newStatus; |
| 322 |
} |
| 323 |
|
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GpCustomLineCap *nativeCustomLineCap; |
| 325 |
mutable Status lastStatus; |
| 326 |
}; |
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|
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class Font: public GdiplusBase |
| 329 |
{ |
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friend class Graphics; |
| 331 |
|
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public: |
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Font(const FontFamily *family, REAL emSize, |
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INT style = FontStyleRegular, |
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Unit unit = UnitPoint); |
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Font(HDC hdc, HFONT hfont); |
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Font(HDC hdc, const LOGFONTA *logfont); |
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Font(HDC hdc, const LOGFONTW *logfont); |
| 339 |
Font(HDC hdc); |
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Font(const WCHAR *familyName, REAL emSize, |
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INT style = FontStyleRegular, |
| 342 |
Unit unit = UnitPoint, |
| 343 |
const FontCollection *fontCollection = NULL); |
| 344 |
~Font(); |
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Font* Clone() const; |
| 346 |
|
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Status GetFamily(FontFamily *family) const; |
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REAL GetHeight(const Graphics *graphics) const; |
| 349 |
REAL GetHeight(REAL dpi) const; |
| 350 |
Status GetLogFontA(const Graphics *graphics, LOGFONTA *logfontA) const; |
| 351 |
Status GetLogFontW(const Graphics *graphics, LOGFONTW *logfontW) const; |
| 352 |
REAL GetSize() const; |
| 353 |
INT GetStyle() const; |
| 354 |
Unit GetUnit() const; |
| 355 |
|
| 356 |
Status GetLastStatus() const |
| 357 |
{ |
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return lastStatus; |
| 359 |
} |
| 360 |
BOOL IsAvailable() const |
| 361 |
{ |
| 362 |
return nativeFont != NULL; |
| 363 |
} |
| 364 |
|
| 365 |
private: |
| 366 |
Font(GpFont *font, Status status): |
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nativeFont(font), lastStatus(status) {} |
| 368 |
Font(const Font&); |
| 369 |
Font& operator=(const Font&); |
| 370 |
|
| 371 |
Status updateStatus(Status newStatus) const |
| 372 |
{ |
| 373 |
if (newStatus != Ok) lastStatus = newStatus; |
| 374 |
return newStatus; |
| 375 |
} |
| 376 |
|
| 377 |
GpFont *nativeFont; |
| 378 |
mutable Status lastStatus; |
| 379 |
}; |
| 380 |
|
| 381 |
class FontCollection: public GdiplusBase |
| 382 |
{ |
| 383 |
friend class InstalledFontCollection; |
| 384 |
friend class PrivateFontCollection; |
| 385 |
friend class Font; |
| 386 |
friend class FontFamily; |
| 387 |
|
| 388 |
public: |
| 389 |
FontCollection(); |
| 390 |
virtual ~FontCollection() {} |
| 391 |
|
| 392 |
Status GetFamilies(INT numSought, FontFamily *families, |
| 393 |
INT *numFound) const; |
| 394 |
INT GetFamilyCount() const; |
| 395 |
|
| 396 |
Status GetLastStatus() const |
| 397 |
{ |
| 398 |
return lastStatus; |
| 399 |
} |
| 400 |
|
| 401 |
private: |
| 402 |
FontCollection(const FontCollection&); |
| 403 |
FontCollection& operator=(const FontCollection&); |
| 404 |
|
| 405 |
Status updateStatus(Status newStatus) const |
| 406 |
{ |
| 407 |
return lastStatus = newStatus; |
| 408 |
} |
| 409 |
|
| 410 |
GpFontCollection *nativeFontCollection; |
| 411 |
mutable Status lastStatus; |
| 412 |
}; |
| 413 |
|
| 414 |
class FontFamily: public GdiplusBase |
| 415 |
{ |
| 416 |
friend class Font; |
| 417 |
friend class FontCollection; |
| 418 |
friend class GraphicsPath; |
| 419 |
|
| 420 |
public: |
| 421 |
static const FontFamily* GenericMonospace(); |
| 422 |
static const FontFamily* GenericSansSerif(); |
| 423 |
static const FontFamily* GenericSerif(); |
| 424 |
|
| 425 |
FontFamily(); |
| 426 |
FontFamily(const WCHAR *name, |
| 427 |
const FontCollection *fontCollection = NULL); |
| 428 |
~FontFamily(); |
| 429 |
FontFamily* Clone() const; |
| 430 |
|
| 431 |
UINT16 GetCellAscent(INT style) const; |
| 432 |
UINT16 GetCellDescent(INT style) const; |
| 433 |
UINT16 GetEmHeight(INT style) const; |
| 434 |
Status GetFamilyName(WCHAR name[LF_FACESIZE], |
| 435 |
LANGID language = LANG_NEUTRAL) const; |
| 436 |
UINT16 GetLineSpacing(INT style) const; |
| 437 |
BOOL IsStyleAvailable(INT style) const; |
| 438 |
|
| 439 |
Status GetLastStatus() const |
| 440 |
{ |
| 441 |
Status result = lastStatus; |
| 442 |
lastStatus = Ok; |
| 443 |
return result; |
| 444 |
} |
| 445 |
BOOL IsAvailable() const |
| 446 |
{ |
| 447 |
return nativeFontFamily != NULL; |
| 448 |
} |
| 449 |
|
| 450 |
private: |
| 451 |
FontFamily(GpFontFamily *fontFamily, Status status): |
| 452 |
nativeFontFamily(fontFamily), lastStatus(status) {} |
| 453 |
FontFamily(const FontFamily&); |
| 454 |
FontFamily& operator=(const FontFamily&); |
| 455 |
|
| 456 |
Status updateStatus(Status newStatus) const |
| 457 |
{ |
| 458 |
if (newStatus != Ok) lastStatus = newStatus; |
| 459 |
return newStatus; |
| 460 |
} |
| 461 |
|
| 462 |
GpFontFamily *nativeFontFamily; |
| 463 |
mutable Status lastStatus; |
| 464 |
}; |
| 465 |
|
| 466 |
class InstalledFontCollection: public FontCollection |
| 467 |
{ |
| 468 |
public: |
| 469 |
InstalledFontCollection(); |
| 470 |
virtual ~InstalledFontCollection() {} |
| 471 |
}; |
| 472 |
|
| 473 |
class PrivateFontCollection: public FontCollection |
| 474 |
{ |
| 475 |
public: |
| 476 |
PrivateFontCollection(); |
| 477 |
|
| 478 |
virtual ~PrivateFontCollection() |
| 479 |
{ |
| 480 |
DllExports::GdipDeletePrivateFontCollection(&nativeFontCollection); |
| 481 |
} |
| 482 |
|
| 483 |
Status AddFontFile(const WCHAR *filename); |
| 484 |
Status AddMemoryFont(const VOID *memory, INT length); |
| 485 |
}; |
| 486 |
|
| 487 |
class Region: public GdiplusBase |
| 488 |
{ |
| 489 |
friend class Graphics; |
| 490 |
|
| 491 |
public: |
| 492 |
static Region* FromHRGN(HRGN hrgn); |
| 493 |
|
| 494 |
Region(); |
| 495 |
Region(const RectF& rect); |
| 496 |
Region(const Rect& rect); |
| 497 |
Region(const GraphicsPath *path); |
| 498 |
Region(const BYTE *regionData, INT size); |
| 499 |
Region(HRGN hrgn); |
| 500 |
~Region(); |
| 501 |
Region* Clone() const; |
| 502 |
|
| 503 |
Status Complement(const RectF& rect); |
| 504 |
Status Complement(const Rect& rect); |
| 505 |
Status Complement(const Region *region); |
| 506 |
Status Complement(const GraphicsPath *path); |
| 507 |
BOOL Equals(const Region *region, const Graphics *graphics) const; |
| 508 |
Status Exclude(const RectF& rect); |
| 509 |
Status Exclude(const Rect& rect); |
| 510 |
Status Exclude(const Region *region); |
| 511 |
Status Exclude(const GraphicsPath *path); |
| 512 |
Status GetBounds(RectF *rect, const Graphics *graphics) const; |
| 513 |
Status GetBounds(Rect *rect, const Graphics *graphics) const; |
| 514 |
Status GetData(BYTE *buffer, UINT bufferSize, UINT *sizeFilled) const; |
| 515 |
UINT GetDataSize() const; |
| 516 |
HRGN GetHRGN(const Graphics *graphics) const; |
| 517 |
Status GetRegionScans(const Matrix *matrix, |
| 518 |
RectF *rects, INT *count) const; |
| 519 |
Status GetRegionScans(const Matrix *matrix, |
| 520 |
Rect *rects, INT *count) const; |
| 521 |
UINT GetRegionScansCount(const Matrix *matrix) const; |
| 522 |
Status Intersect(const RectF& rect); |
| 523 |
Status Intersect(const Rect& rect); |
| 524 |
Status Intersect(const Region *region); |
| 525 |
Status Intersect(const GraphicsPath *path); |
| 526 |
BOOL IsEmpty(const Graphics *graphics) const; |
| 527 |
BOOL IsInfinite(const Graphics *graphics) const; |
| 528 |
BOOL IsVisible(REAL x, REAL y, |
| 529 |
const Graphics *graphics = NULL) const; |
| 530 |
BOOL IsVisible(INT x, INT y, |
| 531 |
const Graphics *graphics = NULL) const; |
| 532 |
BOOL IsVisible(const PointF& point, |
| 533 |
const Graphics *graphics = NULL) const; |
| 534 |
BOOL IsVisible(const Point& point, |
| 535 |
const Graphics *graphics = NULL) const; |
| 536 |
BOOL IsVisible(REAL x, REAL y, REAL width, REAL height, |
| 537 |
const Graphics *graphics = NULL) const; |
| 538 |
BOOL IsVisible(INT x, INT y, INT width, INT height, |
| 539 |
const Graphics *graphics = NULL) const; |
| 540 |
BOOL IsVisible(const RectF& rect, |
| 541 |
const Graphics *graphics = NULL) const; |
| 542 |
BOOL IsVisible(const Rect& rect, |
| 543 |
const Graphics *graphics = NULL) const; |
| 544 |
Status MakeEmpty(); |
| 545 |
Status MakeInfinite(); |
| 546 |
Status Transform(const Matrix *matrix); |
| 547 |
Status Translate(REAL dx, REAL dy); |
| 548 |
Status Translate(INT dx, INT dy); |
| 549 |
Status Union(const RectF& rect); |
| 550 |
Status Union(const Rect& rect); |
| 551 |
Status Union(const Region *region); |
| 552 |
Status Union(const GraphicsPath *path); |
| 553 |
Status Xor(const RectF& rect); |
| 554 |
Status Xor(const Rect& rect); |
| 555 |
Status Xor(const Region *region); |
| 556 |
Status Xor(const GraphicsPath *path); |
| 557 |
|
| 558 |
Status GetLastStatus() const |
| 559 |
{ |
| 560 |
Status result = lastStatus; |
| 561 |
lastStatus = Ok; |
| 562 |
return result; |
| 563 |
} |
| 564 |
|
| 565 |
private: |
| 566 |
Region(GpRegion *region, Status status): |
| 567 |
nativeRegion(region), lastStatus(status) {} |
| 568 |
Region(const Region&); |
| 569 |
Region& operator=(const Region&); |
| 570 |
|
| 571 |
Status updateStatus(Status newStatus) const |
| 572 |
{ |
| 573 |
if (newStatus != Ok) lastStatus = newStatus; |
| 574 |
return newStatus; |
| 575 |
} |
| 576 |
|
| 577 |
GpRegion *nativeRegion; |
| 578 |
mutable Status lastStatus; |
| 579 |
}; |
| 580 |
|
| 581 |
#endif /* __GDIPLUS_HEADERS_H */ |
