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If not, see * * for a copy of the LGPLv3 License. * ************************************************************************/ #ifndef _VCL_IOS_SALGDI_H #define _VCL_IOS_SALGDI_H #include "basegfx/polygon/b2dpolypolygon.hxx" #include "ios/iosvcltypes.h" #include "ios/salcoretextfontutils.hxx" #include "ios/salframe.h" #include "salgdi.hxx" #include "ios/salgdicommon.hxx" class CoreTextStyleInfo; // ------------------- // - IosSalGraphics - // ------------------- class IosSalGraphics : public SalGraphics { friend class CoreTextLayout; protected: IosSalFrame* mpFrame; CGLayerRef mxLayer; //< Quartz graphics layer CGContextRef mrContext; //< Quartz drawing context class XorEmulation* mpXorEmulation; int mnXorMode; //< 0: off 1: on 2: invert only int mnWidth; int mnHeight; int mnBitmapDepth; //< zero unless bitmap long mnRealDPIX; //< device X-resolution of this graphics long mnRealDPIY; //< device Y-resolution of this graphics /// some graphics implementations (e.g. IosSalInfoPrinter) scale /// everything down by a factor (see SetupPrinterGraphics for details) /// so we have to compensate for it with the inverse factor double mfFakeDPIScale; double mfFontScale; CGMutablePathRef mxClipPath; //< path representing current clip region /// Drawing colors RGBAColor maLineColor; //< pen color RGBA RGBAColor maFillColor; //< brush color RGBA ImplCoreTextFontData* m_pCoreTextFontData; //< Device Font settings bool mbNonAntialiasedText; //< allows text to be rendered without antialiasing // Graphics types bool mbPrinter; //< is this a printer graphics bool mbVirDev; //< is this a virtual device graphics bool mbWindow; //< is this a window graphics CoreTextStyleInfo* m_style; public: IosSalGraphics(); virtual ~IosSalGraphics(); bool IsPenVisible() const { return maLineColor.IsVisible(); } bool IsBrushVisible() const { return maFillColor.IsVisible(); } void SetWindowGraphics( IosSalFrame* pFrame ); void SetPrinterGraphics( CGContextRef, long nRealDPIX, long nRealDPIY, double fFakeScale ); void SetVirDevGraphics( CGLayerRef, CGContextRef, int nBitDepth = 0 ); void initResolution( UIWindow* ); void copyResolution( IosSalGraphics& ); void updateResolution(); bool IsWindowGraphics() const { return mbWindow; } bool IsPrinterGraphics() const { return mbPrinter; } bool IsVirDevGraphics() const { return mbVirDev; } IosSalFrame* getGraphicsFrame() const { return mpFrame; } void setGraphicsFrame( IosSalFrame* pFrame ) { mpFrame = pFrame; } void ImplDrawPixel( long nX, long nY, const RGBAColor& ); // helper to draw single pixels bool CheckContext(); CGContextRef GetContext(); void UpdateWindow( CGRect& ); // delivered in UIView coordinates void RefreshRect( const CGRect& ); void RefreshRect(float lX, float lY, float lWidth, float lHeight); void SetState(); void UnsetState(); // InvalidateContext does an UnsetState and sets mrContext to 0 void InvalidateContext(); virtual bool setClipRegion( const Region& ); // draw --> LineColor and FillColor and RasterOp and ClipRegion virtual void drawPixel( long nX, long nY ); virtual void drawPixel( long nX, long nY, SalColor nSalColor ); virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ); virtual void drawRect( long nX, long nY, long nWidth, long nHeight ); virtual void drawPolyLine( sal_uLong nPoints, const SalPoint* pPtAry ); virtual void drawPolygon( sal_uLong nPoints, const SalPoint* pPtAry ); virtual void drawPolyPolygon( sal_uLong nPoly, const sal_uLong* pPoints, PCONSTSALPOINT* pPtAry ); virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ); virtual sal_Bool drawPolyLineBezier( sal_uLong nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ); virtual sal_Bool drawPolygonBezier( sal_uLong nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ); virtual sal_Bool drawPolyPolygonBezier( sal_uLong nPoly, const sal_uLong* pPoints, const SalPoint* const* pPtAry, const sal_uInt8* const* pFlgAry ); virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency, const ::basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin ); // CopyArea --> No RasterOp, but ClipRegion virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth, long nSrcHeight, sal_uInt16 nFlags ); // CopyBits and DrawBitmap --> RasterOp and ClipRegion // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics virtual void copyBits( const SalTwoRect* pPosAry, SalGraphics* pSrcGraphics ); virtual void drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap ); virtual void drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap, SalColor nTransparentColor ); virtual void drawBitmap( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rTransparentBitmap ); virtual void drawMask( const SalTwoRect* pPosAry, const SalBitmap& rSalBitmap, SalColor nMaskColor ); virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ); virtual SalColor getPixel( long nX, long nY ); // invert --> ClipRegion (only Windows or VirDevs) virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags); virtual void invert( sal_uLong nPoints, const SalPoint* pPtAry, SalInvert nFlags ); virtual sal_Bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize ); virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rSourceBitmap, const SalBitmap& rAlphaBitmap ); virtual bool drawAlphaRect( long nX, long nY, long nWidth, long nHeight, sal_uInt8 nTransparency ); CGPoint* makeCGptArray(sal_uLong nPoints, const SalPoint* pPtAry); // native widget rendering methods that require mirroring virtual sal_Bool hitTestNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, const Point& aPos, sal_Bool& rIsInside ); virtual sal_Bool drawNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const rtl::OUString& aCaption ); virtual sal_Bool getNativeControlRegion( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const rtl::OUString& aCaption, Rectangle &rNativeBoundingRegion, Rectangle &rNativeContentRegion ); // get device resolution virtual void GetResolution( long& rDPIX, long& rDPIY ); // get the depth of the device virtual sal_uInt16 GetBitCount() const; // get the width of the device virtual long GetGraphicsWidth() const; // set the clip region to empty virtual void ResetClipRegion(); // set the line color to transparent (= don't draw lines) virtual void SetLineColor(); // set the line color to a specific color virtual void SetLineColor( SalColor nSalColor ); // set the fill color to transparent (= don't fill) virtual void SetFillColor(); // set the fill color to a specific color, shapes will be // filled accordingly virtual void SetFillColor( SalColor nSalColor ); // enable/disable XOR drawing virtual void SetXORMode( bool bSet, bool bInvertOnly ); // set line color for raster operations virtual void SetROPLineColor( SalROPColor nROPColor ); // set fill color for raster operations virtual void SetROPFillColor( SalROPColor nROPColor ); // set the text color to a specific color virtual void SetTextColor( SalColor nSalColor ); // set the font virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel ); // get the current font's etrics virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel ); // get kernign pairs of the current font // return only PairCount if (pKernPairs == NULL) virtual sal_uLong GetKernPairs( sal_uLong nPairs, ImplKernPairData* pKernPairs ); // get the repertoire of the current font virtual const ImplFontCharMap* GetImplFontCharMap() const; virtual bool GetImplFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const; // graphics must fill supplied font list virtual void GetDevFontList( ImplDevFontList* ); // graphics should call ImplAddDevFontSubstitute on supplied // OutputDevice for all its device specific preferred font substitutions virtual void GetDevFontSubstList( OutputDevice* ); virtual bool AddTempDevFont( ImplDevFontList*, const rtl::OUString& rFileURL, const rtl::OUString& rFontName ); // CreateFontSubset: a method to get a subset of glyhps of a font // inside a new valid font file // returns TRUE if creation of subset was successfull // parameters: rToFile: contains a osl file URL to write the subset to // pFont: describes from which font to create a subset // pGlyphIDs: the glyph ids to be extracted // pEncoding: the character code corresponding to each glyph // pWidths: the advance widths of the correspoding glyphs (in PS font units) // nGlyphs: the number of glyphs // rInfo: additional outgoing information // implementation note: encoding 0 with glyph id 0 should be added implicitly // as "undefined character" virtual sal_Bool CreateFontSubset( const rtl::OUString& rToFile, const PhysicalFontFace* pFont, long* pGlyphIDs, sal_uInt8* pEncoding, sal_Int32* pWidths, int nGlyphs, FontSubsetInfo& rInfo); // GetFontEncodingVector: a method to get the encoding map Unicode // to font encoded character; this is only used for type1 fonts and // may return NULL in case of unknown encoding vector // if ppNonEncoded is set and non encoded characters (that is type1 // glyphs with only a name) exist it is set to the corresponding // map for non encoded glyphs; the encoding vector contains -1 // as encoding for these cases virtual const Ucs2SIntMap* GetFontEncodingVector( const PhysicalFontFace*, const Ucs2OStrMap** ppNonEncoded ); // GetEmbedFontData: gets the font data for a font marked // embeddable by GetDevFontList or NULL in case of error // parameters: pFont: describes the font in question // pWidths: the widths of all glyphs from char code 0 to 255 // pWidths MUST support at least 256 members; // rInfo: additional outgoing information // pDataLen: out parameter, contains the byte length of the returned buffer virtual const void* GetEmbedFontData( const PhysicalFontFace*, const sal_Ucs* pUnicodes, sal_Int32* pWidths, FontSubsetInfo& rInfo, long* pDataLen ); // frees the font data again virtual void FreeEmbedFontData( const void* pData, long nDataLen ); virtual void GetGlyphWidths( const PhysicalFontFace*, bool bVertical, Int32Vector& rWidths, Ucs2UIntMap& rUnicodeEnc ); virtual sal_Bool GetGlyphBoundRect( sal_GlyphId nIndex, Rectangle& ); virtual sal_Bool GetGlyphOutline( sal_GlyphId nIndex, basegfx::B2DPolyPolygon& ); virtual SalLayout* GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ); virtual void DrawServerFontLayout( const ServerFontLayout& ); virtual bool supportsOperation( OutDevSupportType ) const; // Query the platform layer for control support virtual sal_Bool IsNativeControlSupported( ControlType nType, ControlPart nPart ); virtual SystemGraphicsData GetGraphicsData() const; virtual SystemFontData GetSysFontData( int /* nFallbacklevel */ ) const; private: // differences between VCL, Quartz and kHiThemeOrientation coordinate systems // make some graphics seem to be vertically-mirrored from a VCL perspective bool IsFlipped() const { return mbWindow; }; void ApplyXorContext(); void Pattern50Fill(); UInt32 getState( ControlState nState ); UInt32 getTrackState( ControlState nState ); bool GetRawFontData( const PhysicalFontFace* pFontData, std::vector& rBuffer, bool* pJustCFF ); }; inline void IosSalGraphics::RefreshRect( const CGRect& rRect ) { RefreshRect( rRect.origin.x, rRect.origin.y, rRect.size.width, rRect.size.height ); } #endif // _VCL_IOS_SALGDI_H /* vim:set shiftwidth=4 softtabstop=4 expandtab: */