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Diffstat (limited to 'vcl/inc/win/salgdi.h')
| -rwxr-xr-x | vcl/inc/win/salgdi.h | 405 |
1 files changed, 405 insertions, 0 deletions
diff --git a/vcl/inc/win/salgdi.h b/vcl/inc/win/salgdi.h new file mode 100755 index 000000000000..52c4d84f0db3 --- /dev/null +++ b/vcl/inc/win/salgdi.h @@ -0,0 +1,405 @@ +/************************************************************************* + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 License. + * + ************************************************************************/ + +#ifndef _SV_SALGDI_H +#define _SV_SALGDI_H + +#include <sallayout.hxx> +#include <salgdi.hxx> +#include <outfont.hxx> +#include <impfont.hxx> + +#include "boost/scoped_ptr.hpp" +#include <hash_set> + +class ImplFontSelectData; +class ImplWinFontEntry; +class ImplFontAttrCache; + +// ----------- +// - Defines - +// ----------- + +#define RGB_TO_PALRGB(nRGB) ((nRGB)|0x02000000) +#define PALRGB_TO_RGB(nPalRGB) ((nPalRGB)&0x00ffffff) + +// win32 platform specific options. Move them to the PMK file? + +#define GCP_KERN_HACK +#define GNG_VERT_HACK + +// win32 specific physically available font face +class ImplWinFontData : public ImplFontData +{ +public: + explicit ImplWinFontData( const ImplDevFontAttributes&, + int nFontHeight, BYTE eWinCharSet, + BYTE nPitchAndFamily ); + virtual ~ImplWinFontData(); + + virtual ImplFontData* Clone() const; + virtual ImplFontEntry* CreateFontInstance( ImplFontSelectData& ) const; + virtual sal_IntPtr GetFontId() const; + 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 IsGlyphApiDisabled() const { return mbDisableGlyphApi; } + 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; } +#ifdef ENABLE_GRAPHITE + bool SupportsGraphite() const { return mbHasGraphiteSupport; } +#endif + + const ImplFontCharMap* GetImplFontCharMap() 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 mbDisableGlyphApi; + mutable bool mbHasKoreanRange; + mutable bool mbHasCJKSupport; +#ifdef ENABLE_GRAPHITE + mutable bool mbHasGraphiteSupport; +#endif + mutable bool mbHasArabicSupport; + mutable ImplFontCharMap* mpUnicodeMap; + mutable const Ucs2SIntMap* mpEncodingVector; + + // TODO: get rid of the members below needed to work with the Win9x non-unicode API + BYTE* mpFontCharSets; // all Charsets for the current font (used on W98 for kerning) + BYTE mnFontCharSetCount; // Number of Charsets of the current font; 0 - if not queried + BYTE meWinCharSet; + BYTE mnPitchAndFamily; + bool mbAliasSymbolsHigh; + bool mbAliasSymbolsLow; +private: + void ReadCmapTable( HDC ) const; + void ReadOs2Table( HDC ) const; + +#ifdef GNG_VERT_HACK + void ReadGsubTable( HDC ) const; + + typedef std::hash_set<sal_UCS4> UcsHashSet; + mutable UcsHashSet maGsubTable; + mutable bool mbGsubRead; +public: + bool HasGSUBstitutions( HDC ) const; + bool IsGSUBstituted( sal_UCS4 ) const; +#endif // GNG_VERT_HACK +}; + +// ------------------ +// - WinSalGraphics - +// ------------------ + +class WinSalGraphics : public SalGraphics +{ +public: + HDC mhDC; // HDC + 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; // allows metrics emulation of huge font sizes + HPEN mhPen; // Pen + HBRUSH mhBrush; // Brush + HRGN mhRegion; // Region Handle + HPEN mhDefPen; // DefaultPen + HBRUSH mhDefBrush; // DefaultBrush + HFONT mhDefFont; // DefaultFont + HPALETTE mhDefPal; // DefaultPalette + COLORREF mnPenColor; // PenColor + COLORREF mnBrushColor; // BrushColor + COLORREF mnTextColor; // TextColor + RGNDATA* mpClipRgnData; // ClipRegion-Data + RGNDATA* mpStdClipRgnData; // Cache Standard-ClipRegion-Data + RECT* mpNextClipRect; // Naechstes ClipRegion-Rect + sal_Bool mbFirstClipRect; // Flag for first cliprect to insert + LOGFONTA* mpLogFont; // LOG-Font which is currently selected (only W9x) + ImplFontAttrCache* mpFontAttrCache; // Cache font attributes from files in so/share/fonts + BYTE* mpFontCharSets; // All Charsets for the current font + BYTE mnFontCharSetCount; // Number of Charsets of the current font; 0 - if not queried + sal_Bool mbFontKernInit; // FALSE: FontKerns must be queried + KERNINGPAIR* mpFontKernPairs; // Kerning Pairs of the current Font + sal_uIntPtr mnFontKernPairCount;// Number of Kerning Pairs of the current Font + int mnPenWidth; // Linienbreite + sal_Bool mbStockPen; // is Pen a stockpen + sal_Bool mbStockBrush; // is Brush a stcokbrush + sal_Bool mbPen; // is Pen (FALSE == NULL_PEN) + sal_Bool mbBrush; // is Brush (FALSE == NULL_BRUSH) + sal_Bool mbPrinter; // is Printer + sal_Bool mbVirDev; // is VirDev + sal_Bool mbWindow; // is Window + sal_Bool mbScreen; // is Screen compatible + bool mbXORMode; // _every_ output with RasterOp XOR + + // remember RGB values for SetLineColor/SetFillColor + SalColor maLineColor; + SalColor maFillColor; + + HFONT ImplDoSetFont( ImplFontSelectData* i_pFont, float& o_rFontScale, HFONT& o_rOldFont ); + +public: + explicit WinSalGraphics(); + virtual ~WinSalGraphics(); + +protected: + virtual sal_Bool unionClipRegion( long nX, long nY, long nWidth, long nHeight ); + virtual bool unionClipRegion( const ::basegfx::B2DPolyPolygon& ); + // 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_uIntPtr nPoints, const SalPoint* pPtAry ); + virtual void drawPolygon( sal_uIntPtr nPoints, const SalPoint* pPtAry ); + virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ); + virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ); + virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency, const ::basegfx::B2DVector& rLineWidth, basegfx::B2DLineJoin ); + virtual sal_Bool drawPolyLineBezier( sal_uIntPtr nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ); + virtual sal_Bool drawPolygonBezier( sal_uIntPtr nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ); + virtual sal_Bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const BYTE* const* pFlgAry ); + + // 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_uIntPtr nPoints, const SalPoint* pPtAry, SalInvert nFlags ); + + virtual sal_Bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uIntPtr nSize ); + + // 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 drawNativeControlText( 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 ); + + 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 ); + +public: + // public SalGraphics methods, the interface to teh independent vcl part + + // get device resolution + virtual void GetResolution( long& rDPIX, long& rDPIY ); + // get the depth of the device + virtual sal_uInt16 GetBitCount(); + // get the width of the device + virtual long GetGraphicsWidth() const; + + // set the clip region to empty + virtual void ResetClipRegion(); + // begin setting the clip region, add rectangles to the + // region with the UnionClipRegion call + virtual void BeginSetClipRegion( sal_uIntPtr nCount ); + // all rectangles were added and the clip region should be set now + virtual void EndSetClipRegion(); + + // 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 ); + // 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( ImplFontSelectData*, 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; + // 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 String& rFileURL, const String& 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 ImplFontData*, + long* pGlyphIDs, + sal_uInt8* pEncoding, + sal_Int32* pWidths, + int nGlyphs, + FontSubsetInfo& rInfo // out parameter + ); + + // 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 ImplFontData*, 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 ImplFontData*, + 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 ImplFontData*, + bool bVertical, + Int32Vector& rWidths, + Ucs2UIntMap& rUnicodeEnc ); + virtual int GetMinKashidaWidth(); + + virtual sal_Bool GetGlyphBoundRect( long nIndex, Rectangle& ); + virtual sal_Bool GetGlyphOutline( long 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; +}; + +// Init/Deinit Graphics +void ImplSalInitGraphics( WinSalGraphics* ); +void ImplSalDeInitGraphics( WinSalGraphics* ); +void ImplUpdateSysColorEntries(); +int ImplIsSysColorEntry( SalColor nSalColor ); +void ImplGetLogFontFromFontSelect( HDC, const ImplFontSelectData*, + LOGFONTW&, bool bTestVerticalAvail ); + +// ----------- +// - Defines - +// ----------- + +#define MAX_64KSALPOINTS ((((sal_uInt16)0xFFFF)-8)/sizeof(POINTS)) + +// ----------- +// - Inlines - +// ----------- + +// #102411# Win's GCP mishandles kerning => we need to do it ourselves +// SalGraphicsData::mpFontKernPairs 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 // _SV_SALGDI_H + |