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/**************************************************************
*
* 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
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
#ifndef _SV_SALGDI_H
#define _SV_SALGDI_H
#include <sallayout.hxx>
#include <salgdi.hxx>
#include <outfont.hxx>
#include <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,
PM_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; }
PM_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; }
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;
mutable bool mbDisableGlyphApi;
mutable bool mbHasKoreanRange;
mutable bool mbHasCJKSupport;
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
PM_BYTE* mpFontCharSets; // all Charsets for the current font (used on W98 for kerning)
PM_BYTE mnFontCharSetCount; // Number of Charsets of the current font; 0 - if not queried
USHORT meOs2CharSet;
PM_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
sal_Bool mbLine; // draw lines
sal_Bool mbFill; // fill areas
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
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
sal_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 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_uInt32 nPoints, const SalPoint* pPtAry );
virtual void drawPolygon( sal_uInt32 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,
com::sun::star::drawing::LineCap);
virtual sal_Bool drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry );
virtual sal_Bool drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry );
virtual sal_Bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const sal_uInt8* 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& rPosAry, SalGraphics* pSrcGraphics );
virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap );
virtual void drawBitmap( const SalTwoRect& rPosAry,
const SalBitmap& rSalBitmap,
SalColor nTransparentColor );
virtual void drawBitmap( const SalTwoRect& rPosAry,
const SalBitmap& rSalBitmap,
const SalBitmap& rTransparentBitmap );
virtual void drawMask( const SalTwoRect& rPosAry,
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_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags );
virtual sal_Bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, ULONG nSize );
#if 0
// native widget rendering methods that require mirroring
virtual sal_Bool hitTestNativeControl( ControlType nType, ControlPart nPart, const Region& rControlRegion,
const Point& aPos, sal_Bool& rIsInside );
virtual sal_Bool drawNativeControl( ControlType nType, ControlPart nPart, const Region& rControlRegion,
ControlState nState, const ImplControlValue& aValue,
rtl::OUString aCaption );
virtual sal_Bool drawNativeControlText( ControlType nType, ControlPart nPart, const Region& rControlRegion,
ControlState nState, const ImplControlValue& aValue,
rtl::OUString aCaption );
virtual sal_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 drawTransformedBitmap(
const basegfx::B2DPoint& rNull,
const basegfx::B2DPoint& rX,
const basegfx::B2DPoint& rY,
const SalBitmap& rSourceBitmap,
const SalBitmap* pAlphaBitmap);
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( sal_Int32& rDPIX, sal_Int32& 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();
// 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*, int nFallbackLevel );
// 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 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* pFont,
sal_GlyphId* 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 PM_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( sal_GlyphId, Rectangle& );
virtual bool GetGlyphOutline( sal_GlyphId, ::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( Os2SalGraphics* mpData );
void ImplSalDeInitGraphics( Os2SalGraphics* mpData );
// -----------
// - Defines -
// -----------
#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
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