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Diffstat (limited to 'vcl/os2/inc/salgdi.h')
| -rw-r--r-- | vcl/os2/inc/salgdi.h | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/vcl/os2/inc/salgdi.h b/vcl/os2/inc/salgdi.h new file mode 100644 index 000000000000..94b2b98b4183 --- /dev/null +++ b/vcl/os2/inc/salgdi.h @@ -0,0 +1,373 @@ +/************************************************************************* + * + * 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 <vcl/sv.h> +#include <vcl/sallayout.hxx> +#include <vcl/salgdi.hxx> +#include <vcl/outfont.hxx> +#include <vcl/impfont.hxx> + +#include <hash_set> + +class ImplOs2FontEntry; + +// ----------- +// - Defines - +// ----------- + +// win32 platform specific options. Move them to the PMK file? +#define GCP_USEKERNING 0x0008 +#define USE_UNISCRIBE +#define GCP_KERN_HACK +#define GNG_VERT_HACK + +// os2 specific physically available font face +class ImplOs2FontData : public ImplFontData +{ +public: + ImplOs2FontData( PFONTMETRICS, + int nFontHeight, + BYTE nPitchAndFamily ); + ~ImplOs2FontData(); + + virtual ImplFontData* Clone() const; + virtual ImplFontEntry* CreateFontInstance( ImplFontSelectData& ) const; + virtual sal_IntPtr GetFontId() const; + void SetFontId( sal_IntPtr nId ) { mnId = nId; } + void UpdateFromHPS( HPS ) const; + + bool HasChar( sal_uInt32 cChar ) const; + + PFONTMETRICS GetFontMetrics() const { return pFontMetric; } + USHORT GetCharSet() const { return meOs2CharSet; } + BYTE GetPitchAndFamily() const { return mnPitchAndFamily; } + bool IsGlyphApiDisabled() const { return mbDisableGlyphApi; } + bool SupportsKorean() const { return mbHasKoreanRange; } + bool SupportsCJK() const { return mbHasCJKSupport; } + bool AliasSymbolsHigh() const { return mbAliasSymbolsHigh; } + bool AliasSymbolsLow() const { return mbAliasSymbolsLow; } + + const ImplFontCharMap* GetImplFontCharMap() const; + +private: + sal_IntPtr mnId; + mutable bool mbDisableGlyphApi; + mutable bool mbHasKoreanRange; + mutable bool mbHasCJKSupport; + + mutable const ImplFontCharMap* mpUnicodeMap; + + // 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 + USHORT meOs2CharSet; + BYTE mnPitchAndFamily; + bool mbAliasSymbolsHigh; + bool mbAliasSymbolsLow; + PFONTMETRICS pFontMetric; + +private: + void ReadCmapTable( HDC ) const; + void ReadOs2Table( HDC ) const; + +#ifdef GNG_VERT_HACK + void ReadGsubTable( HDC ) const; + + typedef std::hash_set<int> IntHashSet; + mutable IntHashSet maGsubTable; + mutable bool mbGsubRead; +public: + bool HasGSUBstitutions( HDC ) const; + bool IsGSUBstituted( sal_Unicode ) const; +#endif // GNG_VERT_HACK + +}; + + +// ------------------- +// - SalGraphicsData - +// ------------------- + +class Os2SalGraphics : public SalGraphics +{ +public: + HPS mhPS; // HPS + HDC mhDC; // HDC + HWND mhWnd; // HWND + LONG mnHeight; // Height of frame Window + ULONG mnClipElementCount; // number of clip rects in clip rect array + RECTL* mpClipRectlAry; // clip rect array + ULONG mnFontMetricCount; // number of entries in the font list + PFONTMETRICS mpFontMetrics; // cached font list + LONG mnOrientationX; // X-Font orientation + LONG mnOrientationY; // Y-Font orientation + BOOL mbLine; // draw lines + BOOL mbFill; // fill areas + BOOL mbPrinter; // is Printer + BOOL mbVirDev; // is VirDev + BOOL mbWindow; // is Window + BOOL mbScreen; // is Screen compatible + bool mbXORMode; // _every_ output with RasterOp XOR + ULONG mhFonts[ MAX_FALLBACK ]; // Font + Fallbacks + const ImplOs2FontData* mpOs2FontData[ MAX_FALLBACK ]; // pointer to the most recent font face + ImplOs2FontEntry* mpOs2FontEntry[ MAX_FALLBACK ]; // pointer to the most recent font instance + ULONG mhDefFont; // DefaultFont + float mfFontScale; // allows metrics emulation of huge font sizes + BOOL mbFontKernInit; // FALSE: FontKerns must be queried + KERNINGPAIRS* mpFontKernPairs; // Kerning Pairs of the current Font + ULONG mnFontKernPairCount;// Number of Kerning Pairs of the current Font + + USHORT ImplDoSetFont( ImplFontSelectData* i_pFont, float& o_rFontScale, int ); + +public: + Os2SalGraphics(); + virtual ~Os2SalGraphics(); + +protected: + virtual 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( ULONG nPoints, const SalPoint* pPtAry ); + virtual void drawPolygon( ULONG nPoints, const SalPoint* pPtAry ); + virtual void drawPolyPolygon( ULONG nPoly, const ULONG* 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( ULONG nPoints, const SalPoint* pPtAry, const BYTE* pFlgAry ); + virtual sal_Bool drawPolygonBezier( ULONG nPoints, const SalPoint* pPtAry, const BYTE* pFlgAry ); + virtual sal_Bool drawPolyPolygonBezier( ULONG nPoly, const ULONG* 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, USHORT 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( ULONG nPoints, const SalPoint* pPtAry, SalInvert nFlags ); + + virtual BOOL drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, ULONG nSize ); + +#if 0 + // native widget rendering methods that require mirroring + virtual BOOL hitTestNativeControl( ControlType nType, ControlPart nPart, const Region& rControlRegion, + const Point& aPos, BOOL& rIsInside ); + virtual BOOL drawNativeControl( ControlType nType, ControlPart nPart, const Region& rControlRegion, + ControlState nState, const ImplControlValue& aValue, + rtl::OUString aCaption ); + virtual BOOL drawNativeControlText( ControlType nType, ControlPart nPart, const Region& rControlRegion, + ControlState nState, const ImplControlValue& aValue, + rtl::OUString aCaption ); + virtual BOOL getNativeControlRegion( ControlType nType, ControlPart nPart, const Region& rControlRegion, ControlState nState, + const ImplControlValue& aValue, rtl::OUString aCaption, + Region &rNativeBoundingRegion, Region &rNativeContentRegion ); +#endif + + 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 USHORT 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( ULONG 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 USHORT SetFont( ImplFontSelectData*, int nFallbackLevel ); + // get the current font's etrics + virtual void GetFontMetric( ImplFontMetricData* ); + // get kernign pairs of the current font + // return only PairCount if (pKernPairs == NULL) + virtual ULONG GetKernPairs( ULONG nPairs, ImplKernPairData* pKernPairs ); + // get the repertoire of the current font + virtual 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 BOOL CreateFontSubset( const rtl::OUString& rToFile, + const ImplFontData* pFont, + 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* pFont, + bool bVertical, + Int32Vector& rWidths, + Ucs2UIntMap& rUnicodeEnc ); + + virtual BOOL GetGlyphBoundRect( long nIndex, Rectangle& ); + virtual 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 BOOL IsNativeControlSupported( ControlType nType, ControlPart nPart ); + + virtual SystemGraphicsData GetGraphicsData() const; + virtual SystemFontData GetSysFontData( int nFallbacklevel ) const; +}; + +// Init/Deinit Graphics +void ImplSalInitGraphics( Os2SalGraphics* mpData ); +void ImplSalDeInitGraphics( Os2SalGraphics* mpData ); + +// ----------- +// - Defines - +// ----------- + +#define RGBCOLOR(r,g,b) ((ULONG)(((BYTE)(b)|((USHORT)(g)<<8))|(((ULONG)(BYTE)(r))<<16))) +#define TY( y ) (mnHeight-(y)-1) + +// offset for lcid field, used for fallback font selection +#define LCID_BASE 100 + +// ----------- +// - Inlines - +// ----------- + +// #102411# Win's GCP mishandles kerning => we need to do it ourselves +// SalGraphicsData::mpFontKernPairs is sorted by +inline bool ImplCmpKernData( const KERNINGPAIRS& a, const KERNINGPAIRS& b ) +{ + if( a.sFirstChar < b.sFirstChar ) + return true; + if( a.sFirstChar > b.sFirstChar ) + return false; + return (a.sSecondChar < b.sSecondChar); +} + +// called extremely often from just one spot => inline +inline bool ImplOs2FontData::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; + return mpUnicodeMap->HasChar( cChar ); +} + +#endif // _SV_SALGDI_H |