582 lines
16 KiB
C
582 lines
16 KiB
C
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/*
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* gdiplusheaders.h
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*
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* GDI+ Bitmap, CachedBitmap, CustomLineCap, Font, FontCollection,
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* 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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#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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#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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* 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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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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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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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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Image(const WCHAR *filename, BOOL useEmbeddedColorManagement = FALSE);
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Image(IStream *stream, BOOL useEmbeddedColorManagement = FALSE);
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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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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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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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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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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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GpImage *nativeImage;
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mutable Status lastStatus;
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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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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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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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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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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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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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class CachedBitmap: public GdiplusBase
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{
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friend class Graphics;
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public:
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CachedBitmap(Bitmap *bitmap, Graphics *graphics);
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~CachedBitmap();
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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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private:
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CachedBitmap(const CachedBitmap&);
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CachedBitmap& operator=(const CachedBitmap&);
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GpCachedBitmap *nativeCachedBitmap;
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Status lastStatus;
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};
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class CustomLineCap: public GdiplusBase
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{
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friend class AdjustableArrowCap;
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friend class Pen;
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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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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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|
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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
|
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|
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{
|
||
|
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Status result = lastStatus;
|
||
|
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lastStatus = Ok;
|
||
|
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return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
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CustomLineCap(GpCustomLineCap *customLineCap, Status status):
|
||
|
|
nativeCustomLineCap(customLineCap), lastStatus(status) {}
|
||
|
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CustomLineCap(const CustomLineCap&);
|
||
|
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CustomLineCap& operator=(const CustomLineCap&);
|
||
|
|
|
||
|
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Status updateStatus(Status newStatus) const
|
||
|
|
{
|
||
|
|
if (newStatus != Ok) lastStatus = newStatus;
|
||
|
|
return newStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
GpCustomLineCap *nativeCustomLineCap;
|
||
|
|
mutable Status lastStatus;
|
||
|
|
};
|
||
|
|
|
||
|
|
class Font: public GdiplusBase
|
||
|
|
{
|
||
|
|
friend class Graphics;
|
||
|
|
|
||
|
|
public:
|
||
|
|
Font(const FontFamily *family, REAL emSize,
|
||
|
|
INT style = FontStyleRegular,
|
||
|
|
Unit unit = UnitPoint);
|
||
|
|
Font(HDC hdc, HFONT hfont);
|
||
|
|
Font(HDC hdc, const LOGFONTA *logfont);
|
||
|
|
Font(HDC hdc, const LOGFONTW *logfont);
|
||
|
|
Font(HDC hdc);
|
||
|
|
Font(const WCHAR *familyName, REAL emSize,
|
||
|
|
INT style = FontStyleRegular,
|
||
|
|
Unit unit = UnitPoint,
|
||
|
|
const FontCollection *fontCollection = NULL);
|
||
|
|
~Font();
|
||
|
|
Font* Clone() const;
|
||
|
|
|
||
|
|
Status GetFamily(FontFamily *family) const;
|
||
|
|
REAL GetHeight(const Graphics *graphics) const;
|
||
|
|
REAL GetHeight(REAL dpi) const;
|
||
|
|
Status GetLogFontA(const Graphics *graphics, LOGFONTA *logfontA) const;
|
||
|
|
Status GetLogFontW(const Graphics *graphics, LOGFONTW *logfontW) const;
|
||
|
|
REAL GetSize() const;
|
||
|
|
INT GetStyle() const;
|
||
|
|
Unit GetUnit() const;
|
||
|
|
|
||
|
|
Status GetLastStatus() const
|
||
|
|
{
|
||
|
|
return lastStatus;
|
||
|
|
}
|
||
|
|
BOOL IsAvailable() const
|
||
|
|
{
|
||
|
|
return nativeFont != NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
Font(GpFont *font, Status status):
|
||
|
|
nativeFont(font), lastStatus(status) {}
|
||
|
|
Font(const Font&);
|
||
|
|
Font& operator=(const Font&);
|
||
|
|
|
||
|
|
Status updateStatus(Status newStatus) const
|
||
|
|
{
|
||
|
|
if (newStatus != Ok) lastStatus = newStatus;
|
||
|
|
return newStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
GpFont *nativeFont;
|
||
|
|
mutable Status lastStatus;
|
||
|
|
};
|
||
|
|
|
||
|
|
class FontCollection: public GdiplusBase
|
||
|
|
{
|
||
|
|
friend class InstalledFontCollection;
|
||
|
|
friend class PrivateFontCollection;
|
||
|
|
friend class Font;
|
||
|
|
friend class FontFamily;
|
||
|
|
|
||
|
|
public:
|
||
|
|
FontCollection();
|
||
|
|
virtual ~FontCollection() {}
|
||
|
|
|
||
|
|
Status GetFamilies(INT numSought, FontFamily *families,
|
||
|
|
INT *numFound) const;
|
||
|
|
INT GetFamilyCount() const;
|
||
|
|
|
||
|
|
Status GetLastStatus() const
|
||
|
|
{
|
||
|
|
return lastStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
FontCollection(const FontCollection&);
|
||
|
|
FontCollection& operator=(const FontCollection&);
|
||
|
|
|
||
|
|
Status updateStatus(Status newStatus) const
|
||
|
|
{
|
||
|
|
return lastStatus = newStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
GpFontCollection *nativeFontCollection;
|
||
|
|
mutable Status lastStatus;
|
||
|
|
};
|
||
|
|
|
||
|
|
class FontFamily: public GdiplusBase
|
||
|
|
{
|
||
|
|
friend class Font;
|
||
|
|
friend class FontCollection;
|
||
|
|
friend class GraphicsPath;
|
||
|
|
|
||
|
|
public:
|
||
|
|
static const FontFamily* GenericMonospace();
|
||
|
|
static const FontFamily* GenericSansSerif();
|
||
|
|
static const FontFamily* GenericSerif();
|
||
|
|
|
||
|
|
FontFamily();
|
||
|
|
FontFamily(const WCHAR *name,
|
||
|
|
const FontCollection *fontCollection = NULL);
|
||
|
|
~FontFamily();
|
||
|
|
FontFamily* Clone() const;
|
||
|
|
|
||
|
|
UINT16 GetCellAscent(INT style) const;
|
||
|
|
UINT16 GetCellDescent(INT style) const;
|
||
|
|
UINT16 GetEmHeight(INT style) const;
|
||
|
|
Status GetFamilyName(WCHAR name[LF_FACESIZE],
|
||
|
|
LANGID language = LANG_NEUTRAL) const;
|
||
|
|
UINT16 GetLineSpacing(INT style) const;
|
||
|
|
BOOL IsStyleAvailable(INT style) const;
|
||
|
|
|
||
|
|
Status GetLastStatus() const
|
||
|
|
{
|
||
|
|
Status result = lastStatus;
|
||
|
|
lastStatus = Ok;
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
BOOL IsAvailable() const
|
||
|
|
{
|
||
|
|
return nativeFontFamily != NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
FontFamily(GpFontFamily *fontFamily, Status status):
|
||
|
|
nativeFontFamily(fontFamily), lastStatus(status) {}
|
||
|
|
FontFamily(const FontFamily&);
|
||
|
|
FontFamily& operator=(const FontFamily&);
|
||
|
|
|
||
|
|
Status updateStatus(Status newStatus) const
|
||
|
|
{
|
||
|
|
if (newStatus != Ok) lastStatus = newStatus;
|
||
|
|
return newStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
GpFontFamily *nativeFontFamily;
|
||
|
|
mutable Status lastStatus;
|
||
|
|
};
|
||
|
|
|
||
|
|
class InstalledFontCollection: public FontCollection
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
InstalledFontCollection();
|
||
|
|
virtual ~InstalledFontCollection() {}
|
||
|
|
};
|
||
|
|
|
||
|
|
class PrivateFontCollection: public FontCollection
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
PrivateFontCollection();
|
||
|
|
|
||
|
|
virtual ~PrivateFontCollection()
|
||
|
|
{
|
||
|
|
DllExports::GdipDeletePrivateFontCollection(&nativeFontCollection);
|
||
|
|
}
|
||
|
|
|
||
|
|
Status AddFontFile(const WCHAR *filename);
|
||
|
|
Status AddMemoryFont(const VOID *memory, INT length);
|
||
|
|
};
|
||
|
|
|
||
|
|
class Region: public GdiplusBase
|
||
|
|
{
|
||
|
|
friend class Graphics;
|
||
|
|
|
||
|
|
public:
|
||
|
|
static Region* FromHRGN(HRGN hrgn);
|
||
|
|
|
||
|
|
Region();
|
||
|
|
Region(const RectF& rect);
|
||
|
|
Region(const Rect& rect);
|
||
|
|
Region(const GraphicsPath *path);
|
||
|
|
Region(const BYTE *regionData, INT size);
|
||
|
|
Region(HRGN hrgn);
|
||
|
|
~Region();
|
||
|
|
Region* Clone() const;
|
||
|
|
|
||
|
|
Status Complement(const RectF& rect);
|
||
|
|
Status Complement(const Rect& rect);
|
||
|
|
Status Complement(const Region *region);
|
||
|
|
Status Complement(const GraphicsPath *path);
|
||
|
|
BOOL Equals(const Region *region, const Graphics *graphics) const;
|
||
|
|
Status Exclude(const RectF& rect);
|
||
|
|
Status Exclude(const Rect& rect);
|
||
|
|
Status Exclude(const Region *region);
|
||
|
|
Status Exclude(const GraphicsPath *path);
|
||
|
|
Status GetBounds(RectF *rect, const Graphics *graphics) const;
|
||
|
|
Status GetBounds(Rect *rect, const Graphics *graphics) const;
|
||
|
|
Status GetData(BYTE *buffer, UINT bufferSize, UINT *sizeFilled) const;
|
||
|
|
UINT GetDataSize() const;
|
||
|
|
HRGN GetHRGN(const Graphics *graphics) const;
|
||
|
|
Status GetRegionScans(const Matrix *matrix,
|
||
|
|
RectF *rects, INT *count) const;
|
||
|
|
Status GetRegionScans(const Matrix *matrix,
|
||
|
|
Rect *rects, INT *count) const;
|
||
|
|
UINT GetRegionScansCount(const Matrix *matrix) const;
|
||
|
|
Status Intersect(const RectF& rect);
|
||
|
|
Status Intersect(const Rect& rect);
|
||
|
|
Status Intersect(const Region *region);
|
||
|
|
Status Intersect(const GraphicsPath *path);
|
||
|
|
BOOL IsEmpty(const Graphics *graphics) const;
|
||
|
|
BOOL IsInfinite(const Graphics *graphics) const;
|
||
|
|
BOOL IsVisible(REAL x, REAL y,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(INT x, INT y,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(const PointF& point,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(const Point& point,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(REAL x, REAL y, REAL width, REAL height,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(INT x, INT y, INT width, INT height,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(const RectF& rect,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
BOOL IsVisible(const Rect& rect,
|
||
|
|
const Graphics *graphics = NULL) const;
|
||
|
|
Status MakeEmpty();
|
||
|
|
Status MakeInfinite();
|
||
|
|
Status Transform(const Matrix *matrix);
|
||
|
|
Status Translate(REAL dx, REAL dy);
|
||
|
|
Status Translate(INT dx, INT dy);
|
||
|
|
Status Union(const RectF& rect);
|
||
|
|
Status Union(const Rect& rect);
|
||
|
|
Status Union(const Region *region);
|
||
|
|
Status Union(const GraphicsPath *path);
|
||
|
|
Status Xor(const RectF& rect);
|
||
|
|
Status Xor(const Rect& rect);
|
||
|
|
Status Xor(const Region *region);
|
||
|
|
Status Xor(const GraphicsPath *path);
|
||
|
|
|
||
|
|
Status GetLastStatus() const
|
||
|
|
{
|
||
|
|
Status result = lastStatus;
|
||
|
|
lastStatus = Ok;
|
||
|
|
return result;
|
||
|
|
}
|
||
|
|
|
||
|
|
private:
|
||
|
|
Region(GpRegion *region, Status status):
|
||
|
|
nativeRegion(region), lastStatus(status) {}
|
||
|
|
Region(const Region&);
|
||
|
|
Region& operator=(const Region&);
|
||
|
|
|
||
|
|
Status updateStatus(Status newStatus) const
|
||
|
|
{
|
||
|
|
if (newStatus != Ok) lastStatus = newStatus;
|
||
|
|
return newStatus;
|
||
|
|
}
|
||
|
|
|
||
|
|
GpRegion *nativeRegion;
|
||
|
|
mutable Status lastStatus;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* __GDIPLUS_HEADERS_H */
|