/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #ifndef INCLUDED_VCL_INC_WIN_SALGDI_H #define INCLUDED_VCL_INC_WIN_SALGDI_H #include "sallayout.hxx" #include "salgeom.hxx" #include "salgdi.hxx" #include "outfont.hxx" #include "PhysicalFontFace.hxx" #include "impfont.hxx" #include #include #include #include #if ENABLE_GRAPHITE # include # include #endif class FontSelectPattern; class ImplWinFontEntry; class ImplFontAttrCache; class OpenGLTexture; class PhysicalFontCollection; class SalGraphicsImpl; class WinOpenGLSalGraphicsImpl; #define RGB_TO_PALRGB(nRGB) ((nRGB)|0x02000000) #define PALRGB_TO_RGB(nPalRGB) ((nPalRGB)&0x00ffffff) #if ENABLE_GRAPHITE class RawFontData; class GrFontData { public: GrFontData(HDC hDC); ~GrFontData(); const void * getTable(unsigned int name, size_t *len) const; const gr_face * getFace() const { return mpFace; } void AddReference() { ++mnRefCount; } void DeReference() { if (--mnRefCount == 0) delete this; } private: GrFontData(GrFontData &) {}; HDC mhDC; mutable std::vector mvData; gr_face * mpFace; unsigned int mnRefCount; }; #endif // win32 specific physically available font face class ImplWinFontData : public PhysicalFontFace { public: explicit ImplWinFontData( const ImplDevFontAttributes&, int nFontHeight, BYTE eWinCharSet, BYTE nPitchAndFamily ); virtual ~ImplWinFontData(); virtual PhysicalFontFace* Clone() const SAL_OVERRIDE; virtual ImplFontEntry* CreateFontInstance( FontSelectPattern& ) const SAL_OVERRIDE; virtual sal_IntPtr GetFontId() const SAL_OVERRIDE; void SetFontId( sal_IntPtr nId ) { mnId = nId; } void UpdateFromHDC( HDC ) const; bool HasChar( sal_uInt32 cChar ) const; BYTE GetCharSet() const { return meWinCharSet; } BYTE GetPitchAndFamily() const { return mnPitchAndFamily; } bool SupportsKorean() const { return mbHasKoreanRange; } bool SupportsCJK() const { return mbHasCJKSupport; } bool SupportsArabic() const { return mbHasArabicSupport; } bool AliasSymbolsHigh() const { return mbAliasSymbolsHigh; } bool AliasSymbolsLow() const { return mbAliasSymbolsLow; } #if ENABLE_GRAPHITE bool SupportsGraphite() const { return mbHasGraphiteSupport; } const gr_face* GraphiteFace() const; #endif FontCharMapPtr GetFontCharMap() const; bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const; const Ucs2SIntMap* GetEncodingVector() const { return mpEncodingVector; } void SetEncodingVector( const Ucs2SIntMap* pNewVec ) const { if( mpEncodingVector ) delete mpEncodingVector; mpEncodingVector = pNewVec; } private: sal_IntPtr mnId; // some members that are initalized lazily when the font gets selected into a HDC mutable bool mbHasKoreanRange; mutable bool mbHasCJKSupport; #if ENABLE_GRAPHITE mutable GrFontData* mpGraphiteData; mutable bool mbHasGraphiteSupport; #endif mutable bool mbHasArabicSupport; mutable bool mbFontCapabilitiesRead; mutable FontCharMapPtr mpUnicodeMap; mutable const Ucs2SIntMap* mpEncodingVector; mutable vcl::FontCapabilities maFontCapabilities; BYTE meWinCharSet; BYTE mnPitchAndFamily; bool mbAliasSymbolsHigh; bool mbAliasSymbolsLow; private: void ReadCmapTable( HDC ) const; void GetFontCapabilities( HDC hDC ) const; void ReadGsubTable( HDC ) const; typedef std::unordered_set UcsHashSet; mutable UcsHashSet maGsubTable; mutable bool mbGsubRead; public: bool HasGSUBstitutions( HDC ) const; bool IsGSUBstituted( sal_UCS4 ) const; }; /** Class that creates (and destroys) a compatible Device Context. This is to be used for GDI drawing into a DIB that we later use as a texture for OpenGL drawing. */ class OpenGLCompatibleDC { private: /// The compatible DC that we create for our purposes. HDC mhCompatibleDC; /// DIBSection that we use for the GDI drawing, and later obtain. HBITMAP mhBitmap; /// Return the previous bitmap to undo the SelectObject. HBITMAP mhOrigBitmap; /// DIBSection data. sal_uInt32 *mpData; /// Mapping between the GDI position and OpenGL, to use for OpenGL drawing. SalTwoRect maRects; /// The OpenGL-based SalGraphicsImpl where we will draw. If null, we ignore the drawing, it means it happened directly to the DC... WinOpenGLSalGraphicsImpl *mpImpl; public: OpenGLCompatibleDC(SalGraphics &rGraphics, int x, int y, int width, int height); ~OpenGLCompatibleDC(); HDC getCompatibleHDC() { return mhCompatibleDC; } SalTwoRect getTwoRect() { return maRects; } /// Reset the DC with the defined color. void fill(sal_uInt32 color); /// Obtain the texture; the caller must delete it after use. OpenGLTexture* getTexture(); }; class WinSalGraphics : public SalGraphics { friend class WinSalGraphicsImpl; friend class WinOpenGLSalGraphicsImpl; friend class ScopedFont; friend class OpenGLCompatibleDC; friend class WinLayout; friend class UniscribeLayout; protected: std::unique_ptr mpImpl; private: HDC mhLocalDC; // HDC bool mbPrinter : 1; // is Printer bool mbVirDev : 1; // is VirDev bool mbWindow : 1; // is Window bool mbScreen : 1; // is Screen compatible HWND mhWnd; // Window-Handle, when Window-Graphics HFONT mhFonts[ MAX_FALLBACK ]; // Font + Fallbacks const ImplWinFontData* mpWinFontData[ MAX_FALLBACK ]; // pointer to the most recent font face ImplWinFontEntry* mpWinFontEntry[ MAX_FALLBACK ]; // pointer to the most recent font instance float mfFontScale[ MAX_FALLBACK ]; // allows metrics emulation of huge font sizes float mfCurrentFontScale; HRGN mhRegion; // vcl::Region Handle HPEN mhDefPen; // DefaultPen HBRUSH mhDefBrush; // DefaultBrush HFONT mhDefFont; // DefaultFont HPALETTE mhDefPal; // DefaultPalette COLORREF mnTextColor; // TextColor RGNDATA* mpClipRgnData; // ClipRegion-Data RGNDATA* mpStdClipRgnData; // Cache Standard-ClipRegion-Data ImplFontAttrCache* mpFontAttrCache; // Cache font attributes from files in so/share/fonts int mnPenWidth; // Linienbreite public: HDC getHDC() const { return mhLocalDC; } void setHDC(HDC aNew) { mhLocalDC = aNew; } HPALETTE getDefPal() const; void setDefPal(HPALETTE hDefPal); HRGN getRegion() const; void InitGraphics(); void DeInitGraphics(); enum Type { PRINTER, VIRTUAL_DEVICE, WINDOW, SCREEN }; public: HWND gethWnd(); HFONT ImplDoSetFont( FontSelectPattern* i_pFont, float& o_rFontScale, HFONT& o_rOldFont ); public: explicit WinSalGraphics(WinSalGraphics::Type eType, bool bScreen, HWND hWnd, SalGeometryProvider *pProvider); virtual ~WinSalGraphics(); SalGraphicsImpl* GetImpl() const SAL_OVERRIDE; bool isPrinter() const; bool isVirtualDevice() const; bool isWindow() const; bool isScreen() const; void setHWND(HWND hWnd); protected: virtual bool setClipRegion( const vcl::Region& ) SAL_OVERRIDE; // draw --> LineColor and FillColor and RasterOp and ClipRegion virtual void drawPixel( long nX, long nY ) SAL_OVERRIDE; virtual void drawPixel( long nX, long nY, SalColor nSalColor ) SAL_OVERRIDE; virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) SAL_OVERRIDE; virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE; virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE; virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE; virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) SAL_OVERRIDE; virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ) SAL_OVERRIDE; virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency, const ::basegfx::B2DVector& rLineWidth, basegfx::B2DLineJoin, com::sun::star::drawing::LineCap) SAL_OVERRIDE; virtual bool drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE; virtual bool drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE; virtual bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const BYTE* const* pFlgAry ) SAL_OVERRIDE; virtual bool drawGradient( const tools::PolyPolygon&, const Gradient& ) SAL_OVERRIDE { return false; }; // CopyArea --> No RasterOp, but ClipRegion virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth, long nSrcHeight, sal_uInt16 nFlags ) SAL_OVERRIDE; // CopyBits and DrawBitmap --> RasterOp and ClipRegion // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) SAL_OVERRIDE; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) SAL_OVERRIDE; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rTransparentBitmap ) SAL_OVERRIDE; virtual void drawMask( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, SalColor nMaskColor ) SAL_OVERRIDE; virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE; virtual SalColor getPixel( long nX, long nY ) SAL_OVERRIDE; // invert --> ClipRegion (only Windows or VirDevs) virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags) SAL_OVERRIDE; virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) SAL_OVERRIDE; virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uIntPtr nSize ) SAL_OVERRIDE; // native widget rendering methods that require mirroring virtual bool hitTestNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, const Point& aPos, bool& rIsInside ) SAL_OVERRIDE; virtual bool drawNativeControl( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const OUString& aCaption ) SAL_OVERRIDE; virtual bool getNativeControlRegion( ControlType nType, ControlPart nPart, const Rectangle& rControlRegion, ControlState nState, const ImplControlValue& aValue, const OUString& aCaption, Rectangle &rNativeBoundingRegion, Rectangle &rNativeContentRegion ) SAL_OVERRIDE; virtual bool blendBitmap( const SalTwoRect&, const SalBitmap& rBitmap ) SAL_OVERRIDE; virtual bool blendAlphaBitmap( const SalTwoRect&, const SalBitmap& rSrcBitmap, const SalBitmap& rMaskBitmap, const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE; virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rSourceBitmap, const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE; virtual bool drawTransformedBitmap( const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap, const SalBitmap* pAlphaBitmap) SAL_OVERRIDE; virtual bool drawAlphaRect( long nX, long nY, long nWidth, long nHeight, sal_uInt8 nTransparency ) SAL_OVERRIDE; public: // public SalGraphics methods, the interface to the independent vcl part // get device resolution virtual void GetResolution( sal_Int32& rDPIX, sal_Int32& rDPIY ) SAL_OVERRIDE; // get the depth of the device virtual sal_uInt16 GetBitCount() const SAL_OVERRIDE; // get the width of the device virtual long GetGraphicsWidth() const SAL_OVERRIDE; // set the clip region to empty virtual void ResetClipRegion() SAL_OVERRIDE; // set the line color to transparent (= don't draw lines) virtual void SetLineColor() SAL_OVERRIDE; // set the line color to a specific color virtual void SetLineColor( SalColor nSalColor ) SAL_OVERRIDE; // set the fill color to transparent (= don't fill) virtual void SetFillColor() SAL_OVERRIDE; // set the fill color to a specific color, shapes will be // filled accordingly virtual void SetFillColor( SalColor nSalColor ) SAL_OVERRIDE; // enable/disable XOR drawing virtual void SetXORMode( bool bSet, bool ) SAL_OVERRIDE; // set line color for raster operations virtual void SetROPLineColor( SalROPColor nROPColor ) SAL_OVERRIDE; // set fill color for raster operations virtual void SetROPFillColor( SalROPColor nROPColor ) SAL_OVERRIDE; // set the text color to a specific color virtual void SetTextColor( SalColor nSalColor ) SAL_OVERRIDE; // set the font virtual sal_uInt16 SetFont( FontSelectPattern*, int nFallbackLevel ) SAL_OVERRIDE; // get the current font's metrics virtual void GetFontMetric( ImplFontMetricData*, int nFallbackLevel ) SAL_OVERRIDE; // get the repertoire of the current font virtual const FontCharMapPtr GetFontCharMap() const SAL_OVERRIDE; // get the layout capabilities of the current font virtual bool GetFontCapabilities(vcl::FontCapabilities &rGetFontCapabilities) const SAL_OVERRIDE; // graphics must fill supplied font list virtual void GetDevFontList( PhysicalFontCollection* ) SAL_OVERRIDE; // graphics must drop any cached font info virtual void ClearDevFontCache() SAL_OVERRIDE; virtual bool AddTempDevFont( PhysicalFontCollection*, const OUString& rFileURL, const OUString& rFontName ) SAL_OVERRIDE; // 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 successful // 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 bool CreateFontSubset( const OUString& rToFile, const PhysicalFontFace*, const sal_GlyphId* pGlyphIDs, const sal_uInt8* pEncoding, sal_Int32* pWidths, int nGlyphs, FontSubsetInfo& rInfo // out parameter ) SAL_OVERRIDE; // 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, std::set const** ) SAL_OVERRIDE; // 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, size_t nLen, FontSubsetInfo& rInfo, long* pDataLen ) SAL_OVERRIDE; // frees the font data again virtual void FreeEmbedFontData( const void* pData, long nDataLen ) SAL_OVERRIDE; virtual void GetGlyphWidths( const PhysicalFontFace*, bool bVertical, Int32Vector& rWidths, Ucs2UIntMap& rUnicodeEnc ) SAL_OVERRIDE; int GetMinKashidaWidth(); virtual bool GetGlyphBoundRect( sal_GlyphId, Rectangle& ) SAL_OVERRIDE; virtual bool GetGlyphOutline( sal_GlyphId, ::basegfx::B2DPolyPolygon& ) SAL_OVERRIDE; virtual SalLayout* GetTextLayout( ImplLayoutArgs&, int nFallbackLevel ) SAL_OVERRIDE; virtual void DrawServerFontLayout( const ServerFontLayout& ) SAL_OVERRIDE; virtual bool supportsOperation( OutDevSupportType ) const SAL_OVERRIDE; // Query the platform layer for control support virtual bool IsNativeControlSupported( ControlType nType, ControlPart nPart ) SAL_OVERRIDE; virtual SystemGraphicsData GetGraphicsData() const SAL_OVERRIDE; virtual OpenGLContext *BeginPaint() SAL_OVERRIDE; /// Update settings based on the platform values static void updateSettingsNative( AllSettings& rSettings ); }; // Init/Deinit Graphics void ImplUpdateSysColorEntries(); int ImplIsSysColorEntry( SalColor nSalColor ); void ImplGetLogFontFromFontSelect( HDC, const FontSelectPattern*, LOGFONTW&, bool bTestVerticalAvail ); #define MAX_64KSALPOINTS ((((sal_uInt16)0xFFFF)-8)/sizeof(POINTS)) // #102411# Win's GCP mishandles kerning => we need to do it ourselves // kerning pairs is sorted by inline bool ImplCmpKernData( const KERNINGPAIR& a, const KERNINGPAIR& b ) { if( a.wFirst < b.wFirst ) return true; if( a.wFirst > b.wFirst ) return false; return (a.wSecond < b.wSecond); } // called extremely often from just one spot => inline inline bool ImplWinFontData::HasChar( sal_uInt32 cChar ) const { if( mpUnicodeMap->HasChar( cChar ) ) return true; // second chance to allow symbol aliasing if( mbAliasSymbolsLow && ((cChar-0xF000) <= 0xFF) ) cChar -= 0xF000; else if( mbAliasSymbolsHigh && (cChar <= 0xFF) ) cChar += 0xF000; else return false; return mpUnicodeMap->HasChar( cChar ); } #endif // INCLUDED_VCL_INC_WIN_SALGDI_H /* vim:set shiftwidth=4 softtabstop=4 expandtab: */