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Diffstat (limited to 'vcl/inc/vcl/fontmanager.hxx')
| -rw-r--r-- | vcl/inc/vcl/fontmanager.hxx | 748 |
1 files changed, 748 insertions, 0 deletions
diff --git a/vcl/inc/vcl/fontmanager.hxx b/vcl/inc/vcl/fontmanager.hxx new file mode 100644 index 000000000000..ef9175cde698 --- /dev/null +++ b/vcl/inc/vcl/fontmanager.hxx @@ -0,0 +1,748 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/************************************************************************* + * + * 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 _PSPRINT_FONTMANAGER_HXX_ +#define _PSPRINT_FONTMANAGER_HXX_ + +#include <hash_map> +#include <map> +#include <list> +#include <set> + +#include "vcl/dllapi.h" +#include "vcl/helper.hxx" + +#include "com/sun/star/lang/Locale.hpp" + +#define ATOM_FAMILYNAME 2 +#define ATOM_PSNAME 3 + +/* + * some words on metrics: every length returned by PrintFontManager and + * friends are PostScript afm style, that is they are 1/1000 font height + */ + +// forward declarations +namespace utl { class MultiAtomProvider; } // see unotools/atom.hxx +class FontSubsetInfo; +class ImplFontOptions; + +namespace psp { +class PPDParser; // see ppdparser.hxx + +namespace italic +{ +enum type { + Upright = 0, + Oblique = 1, + Italic = 2, + Unknown = 3 +}; +} + +namespace width +{ +enum type { + Unknown = 0, + UltraCondensed = 1, + ExtraCondensed = 2, + Condensed = 3, + SemiCondensed = 4, + Normal = 5, + SemiExpanded = 6, + Expanded = 7, + ExtraExpanded = 8, + UltraExpanded = 9 +}; +} + +namespace pitch +{ +enum type { + Unknown = 0, + Fixed = 1, + Variable = 2 +}; +} + +namespace weight +{ +enum type { + Unknown = 0, + Thin = 1, + UltraLight = 2, + Light = 3, + SemiLight = 4, + Normal = 5, + Medium = 6, + SemiBold = 7, + Bold = 8, + UltraBold = 9, + Black = 10 +}; +} + +namespace family +{ +enum type { + Unknown = 0, + Decorative = 1, + Modern = 2, + Roman = 3, + Script = 4, + Swiss = 5, + System = 6 +}; +} + +namespace fonttype +{ +enum type { + Unknown = 0, + Type1 = 1, + TrueType = 2, + Builtin = 3 +}; +} + +namespace fcstatus +{ +enum type { + istrue, + isunset, + isfalse +}; +} + +/* + * the difference between FastPrintFontInfo and PrintFontInfo + * is that the information in FastPrintFontInfo can usually + * be gathered without openening either the font file or + * an afm metric file. they are gathered from fonts.dir alone. + * if only FastPrintFontInfo is gathered and PrintFontInfo + * on demand and for less fonts, then performance in startup + * increases considerably + */ + +struct FastPrintFontInfo +{ + fontID m_nID; // FontID + fonttype::type m_eType; + + // font attributes + rtl::OUString m_aFamilyName; + rtl::OUString m_aStyleName; + std::list< rtl::OUString > m_aAliases; + family::type m_eFamilyStyle; + italic::type m_eItalic; + width::type m_eWidth; + weight::type m_eWeight; + pitch::type m_ePitch; + rtl_TextEncoding m_aEncoding; + bool m_bSubsettable; + bool m_bEmbeddable; + + FastPrintFontInfo() : + m_nID( 0 ), + m_eType( fonttype::Unknown ), + m_eFamilyStyle( family::Unknown ), + m_eItalic( italic::Unknown ), + m_eWidth( width::Unknown ), + m_eWeight( weight::Unknown ), + m_ePitch( pitch::Unknown ), + m_aEncoding( RTL_TEXTENCODING_DONTKNOW ) + {} +}; + +struct PrintFontInfo : public FastPrintFontInfo +{ + int m_nAscend; + int m_nDescend; + int m_nLeading; + int m_nWidth; + + PrintFontInfo() : + FastPrintFontInfo(), + m_nAscend( 0 ), + m_nDescend( 0 ), + m_nLeading( 0 ), + m_nWidth( 0 ) + {} +}; + +// the values are per thousand of the font size +// note: width, height contain advances, not bounding box +struct CharacterMetric +{ + short int width, height; + + CharacterMetric() : width( 0 ), height( 0 ) {} + bool operator==( const CharacterMetric& rOther ) const + { return rOther.width == width && rOther.height == height; } + bool operator!=( const CharacterMetric& rOther ) const + { return rOther.width != width || rOther.height != height; } +}; + +struct KernPair +{ + sal_Unicode first, second; + short int kern_x, kern_y; + + KernPair() : first( 0 ), second( 0 ), kern_x( 0 ), kern_y( 0 ) {} +}; + +class FontCache; + +// a class to manage printable fonts +// aims are type1 and truetype fonts + +class FontCache; + +class VCL_DLLPUBLIC PrintFontManager +{ + struct PrintFont; + struct TrueTypeFontFile; + struct Type1FontFile; + struct BuiltinFont; + friend struct PrintFont; + friend struct TrueTypeFontFile; + friend struct Type1FontFile; + friend struct BuiltinFont; + friend class FontCache; + + struct PrintFontMetrics + { + // character metrics are stored by the following keys: + // lower two bytes contain a sal_Unicode (a UCS2 character) + // upper byte contains: 0 for horizontal metric + // 1 for vertical metric + // highest byte: 0 for now + std::hash_map< int, CharacterMetric > m_aMetrics; + // contains the unicode blocks for which metrics were queried + // this implies that metrics should be queried in terms of + // unicode blocks. here a unicode block is identified + // by the upper byte of the UCS2 encoding. + // note that the corresponding bit should be set even + // if the font does not support a single character of that page + // this map shows, which pages were queried already + // if (like in AFM metrics) all metrics are queried in + // a single pass, then all bits should be set + char m_aPages[32]; + + bool m_bKernPairsQueried; + std::list< KernPair > m_aXKernPairs; + std::list< KernPair > m_aYKernPairs; + std::hash_map< sal_Unicode, bool > m_bVerticalSubstitutions; + + PrintFontMetrics() : m_bKernPairsQueried( false ) {} + + bool isEmpty() const { return m_aMetrics.empty(); } + }; + + struct PrintFont + { + fonttype::type m_eType; + + // font attributes + int m_nFamilyName; // atom + std::list< int > m_aAliases; + int m_nPSName; // atom + rtl::OUString m_aStyleName; + italic::type m_eItalic; + width::type m_eWidth; + weight::type m_eWeight; + pitch::type m_ePitch; + rtl_TextEncoding m_aEncoding; + bool m_bFontEncodingOnly; // set if font should be only accessed by builtin encoding + CharacterMetric m_aGlobalMetricX; + CharacterMetric m_aGlobalMetricY; + PrintFontMetrics* m_pMetrics; + int m_nAscend; + int m_nDescend; + int m_nLeading; + int m_nXMin; // font bounding box + int m_nYMin; + int m_nXMax; + int m_nYMax; + bool m_bHaveVerticalSubstitutedGlyphs; + bool m_bUserOverride; + + std::map< sal_Unicode, sal_Int32 > m_aEncodingVector; + std::map< sal_Unicode, rtl::OString > m_aNonEncoded; + + PrintFont( fonttype::type eType ); + virtual ~PrintFont(); + virtual bool queryMetricPage( int nPage, utl::MultiAtomProvider* pProvider ) = 0; + + bool readAfmMetrics( const rtl::OString& rFileName, utl::MultiAtomProvider* pProvider, bool bFillEncodingvector, bool bOnlyGlobalAttributes ); + }; + + struct Type1FontFile : public PrintFont + { + int m_nDirectory; // atom containing system dependent path + rtl::OString m_aFontFile; // relative to directory + rtl::OString m_aMetricFile; // dito + rtl::OString m_aXLFD; // mainly for administration, contains the XLFD from fonts.dir + + /* note: m_aFontFile and Metric file are not atoms + because they should be fairly unique */ + + Type1FontFile() : PrintFont( fonttype::Type1 ), m_nDirectory( 0 ) {} + virtual ~Type1FontFile(); + virtual bool queryMetricPage( int nPage, utl::MultiAtomProvider* pProvider ); + }; + + struct TrueTypeFontFile : public PrintFont + { + int m_nDirectory; // atom containing system dependent path + rtl::OString m_aFontFile; // relative to directory + rtl::OString m_aXLFD; // mainly for administration, contains the XLFD from fonts.dir + int m_nCollectionEntry; // -1 for regular fonts, 0 to ... for fonts stemming from collections + unsigned int m_nTypeFlags; // copyright bits and PS-OpenType flag + + TrueTypeFontFile(); + virtual ~TrueTypeFontFile(); + virtual bool queryMetricPage( int nPage, utl::MultiAtomProvider* pProvider ); + }; + + struct BuiltinFont : public PrintFont + { + int m_nDirectory; // atom containing system dependent path + rtl::OString m_aMetricFile; + + BuiltinFont() : PrintFont( fonttype::Builtin ) {} + virtual ~BuiltinFont(); + virtual bool queryMetricPage( int nPage, utl::MultiAtomProvider* pProvider ); + }; + + struct XLFDEntry + { + static const int MaskFoundry = 1; + static const int MaskFamily = 2; + static const int MaskAddStyle = 4; + static const int MaskItalic = 8; + static const int MaskWeight = 16; + static const int MaskWidth = 32; + static const int MaskPitch = 64; + static const int MaskEncoding = 128; + + int nMask; // contains a bit set for every valid member + + rtl::OString aFoundry; + rtl::OString aFamily; + rtl::OString aAddStyle; + italic::type eItalic; + weight::type eWeight; + width::type eWidth; + pitch::type ePitch; + rtl_TextEncoding aEncoding; + + XLFDEntry() { nMask = 0; } + + bool operator<(const XLFDEntry& rRight) const; + bool operator==(const XLFDEntry& rRight) const; + }; + + static rtl::OString s_aEmptyOString; + + fontID m_nNextFontID; + std::hash_map< fontID, PrintFont* > m_aFonts; + std::hash_map< int, family::type > m_aFamilyTypes; + std::list< rtl::OUString > m_aPrinterDrivers; + std::list< rtl::OString > m_aFontDirectories; + std::list< int > m_aPrivateFontDirectories; + std::map< struct XLFDEntry, std::list< struct XLFDEntry > > + m_aXLFD_Aliases; + utl::MultiAtomProvider* m_pAtoms; + // for speeding up findFontFileID + std::hash_map< rtl::OString, std::set< fontID >, rtl::OStringHash > + m_aFontFileToFontID; + + std::hash_map< rtl::OString, int, rtl::OStringHash > + m_aDirToAtom; + std::hash_map< int, rtl::OString > m_aAtomToDir; + int m_nNextDirAtom; + + std::hash_multimap< rtl::OString, sal_Unicode, rtl::OStringHash > + m_aAdobenameToUnicode; + std::hash_multimap< sal_Unicode, rtl::OString > + m_aUnicodeToAdobename; + std::hash_multimap< sal_Unicode, sal_uInt8 > m_aUnicodeToAdobecode; + std::hash_multimap< sal_uInt8, sal_Unicode > m_aAdobecodeToUnicode; + + mutable FontCache* m_pFontCache; + bool m_bFontconfigSuccess; + + mutable std::vector< fontID > m_aOverrideFonts; + + rtl::OString getAfmFile( PrintFont* pFont ) const; + rtl::OString getFontFile( PrintFont* pFont ) const; + + void getFontAttributesFromXLFD( PrintFont* pFont, const std::list< rtl::OString >& rXLFDs ) const; + + bool analyzeFontFile( int nDirID, const rtl::OString& rFileName, const std::list< rtl::OString >& rXLFDs, std::list< PrintFont* >& rNewFonts ) const; + rtl::OUString convertTrueTypeName( void* pNameRecord ) const; // actually a NameRecord* formt font subsetting code + void analyzeTrueTypeFamilyName( void* pTTFont, std::list< rtl::OUString >& rnames ) const; // actually a TrueTypeFont* from font subsetting code + bool analyzeTrueTypeFile( PrintFont* pFont ) const; + // finds the FIRST id for this font file; there may be more + // for TrueType collections + fontID findFontFileID( int nDirID, const rtl::OString& rFile ) const; + fontID findFontBuiltinID( int nPSNameAtom ) const; + + family::type matchFamilyName( const rtl::OUString& rFamily ) const; + + PrintFont* getFont( fontID nID ) const + { + std::hash_map< fontID, PrintFont* >::const_iterator it; + it = m_aFonts.find( nID ); + return it == m_aFonts.end() ? NULL : it->second; + } + rtl::OString getXLFD( PrintFont* pFont ) const; + void fillPrintFontInfo( PrintFont* pFont, FastPrintFontInfo& rInfo ) const; + void fillPrintFontInfo( PrintFont* pFont, PrintFontInfo& rInfo ) const; + + const rtl::OString& getDirectory( int nAtom ) const; + int getDirectoryAtom( const rtl::OString& rDirectory, bool bCreate = false ); + + /* try to initialize fonts from libfontconfig + + called from <code>initialize()</code> + + @returns + true if at least one font was added by libfontconfig + false else (e.g. no libfontconfig found) + */ + bool initFontconfig(); + int countFontconfigFonts( std::hash_map<rtl::OString, int, rtl::OStringHash>& o_rVisitedPaths ); + /* deinitialize fontconfig + */ + void deinitFontconfig(); + + /* register an application specific font directory for libfontconfig + + since fontconfig is asked for font substitutes before OOo will check for font availability + and fontconfig will happily substitute fonts it doesn't know (e.g. "Arial Narrow" -> "DejaVu Sans Book"!) + it becomes necessary to tell the library about all the hidden font treasures + + @returns + true if libfontconfig accepted the directory + false else (e.g. no libfontconfig found) + */ + bool addFontconfigDir(const rtl::OString& rDirectory); + + static bool parseXLFD( const rtl::OString& rXLFD, XLFDEntry& rEntry ); + void parseXLFD_appendAliases( const std::list< rtl::OString >& rXLFDs, std::list< XLFDEntry >& rEntries ) const; + void initFontsAlias(); + + bool readOverrideMetrics(); + + PrintFontManager(); + ~PrintFontManager(); +public: + static PrintFontManager& get(); // one instance only + + int addFontFile( const rtl::OString& rFileName, int nFaceNum ); + + void initialize(); + + // returns the number of managed fonts + int getFontCount() const { return m_aFonts.size(); } + + // caution: the getFontList* methods can change the font list on demand + // depending on the pParser argument. That is getFontCount() may + // return a larger value after getFontList() + + // returns the ids of all managed fonts. on pParser != NULL + // all fonttype::Builtin type fonts are not listed + // which do not occur in the PPD of pParser + void getFontList( std::list< fontID >& rFontIDs, const PPDParser* pParser = NULL, bool bUseOverrideMetrics = false ); + // get the font list and detailed font info. see getFontList for pParser + void getFontListWithInfo( std::list< PrintFontInfo >& rFonts, const PPDParser* pParser = NULL, bool bUseOverrideMetrics = false ); + // get the font list and fast font info. see getFontList for pParser + void getFontListWithFastInfo( std::list< FastPrintFontInfo >& rFonts, const PPDParser* pParser = NULL, bool bUseOverrideMetrics = false ); + + // get font info for a specific font + bool getFontInfo( fontID nFontID, PrintFontInfo& rInfo ) const; + // get fast font info for a specific font + bool getFontFastInfo( fontID nFontID, FastPrintFontInfo& rInfo ) const; + + // routines to get font info in small pieces + + // get a specific fonts family name + const rtl::OUString& getFontFamily( fontID nFontID ) const; + // get a specific fonts PSName name + const rtl::OUString& getPSName( fontID nFontID ) const; + + // get a specific fonts style family + family::type getFontFamilyType( fontID nFontID ) const; + + // get a specific fonts family name aliases + void getFontFamilyAliases( fontID nFontID ) const; + + // get a specific fonts type + fonttype::type getFontType( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_eType : fonttype::Unknown; + } + + // get a specific fonts italic type + italic::type getFontItalic( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_eItalic : italic::Unknown; + } + + // get a specific fonts width type + width::type getFontWidth( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_eWidth : width::Unknown; + } + + // get a specific fonts weight type + weight::type getFontWeight( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_eWeight : weight::Unknown; + } + + // get a specific fonts pitch type + pitch::type getFontPitch( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_ePitch : pitch::Unknown; + } + + // get a specific fonts encoding + rtl_TextEncoding getFontEncoding( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_aEncoding : RTL_TEXTENCODING_DONTKNOW; + } + + // should i only use font's builtin encoding ? + bool getUseOnlyFontEncoding( fontID nFontID ) const + { + PrintFont* pFont = getFont( nFontID ); + return pFont ? pFont->m_bFontEncodingOnly : false; + } + + // get a specific fonts system dependent filename + rtl::OString getFontFileSysPath( fontID nFontID ) const + { + return getFontFile( getFont( nFontID ) ); + } + + // get the ttc face number + int getFontFaceNumber( fontID nFontID ) const; + + // get a specific fonts global metrics + const CharacterMetric& getGlobalFontMetric( fontID nFontID, bool bHorizontal ) const; + + // get a specific fonts ascend + int getFontAscend( fontID nFontID ) const; + + // get a specific fonts descent + int getFontDescend( fontID nFontID ) const; + + // get a specific fonts leading + int getFontLeading( fontID nFontID ) const; + + // get a fonts glyph bounding box + bool getFontBoundingBox( fontID nFont, int& xMin, int& yMin, int& xMax, int& yMax ); + + // info whether there are vertical substitutions + bool hasVerticalSubstitutions( fontID nFontID ) const; + + // info whether an array of glyphs has vertical substitutions + void hasVerticalSubstitutions( fontID nFontID, const sal_Unicode* pCharacters, + int nCharacters, bool* pHasSubst ) const; + + // get the XLFD for a font that originated from the X fontpath + // note: this may not be the original line that was in the fonts.dir + // returns a string for every font, but only TrueType and Type1 + // fonts originated from the X font path, so check for the font type + rtl::OUString getFontXLFD( fontID nFontID ) const; + + // get a specific fonts metrics + + // get metrics for a sal_Unicode range + // the user is responsible to allocate pArray large enough + bool getMetrics( fontID nFontID, sal_Unicode minCharacter, sal_Unicode maxCharacter, CharacterMetric* pArray, bool bVertical = false ) const; + // get metrics for an array of sal_Unicode characters + // the user is responsible to allocate pArray large enough + bool getMetrics( fontID nFontID, const sal_Unicode* pString, int nLen, CharacterMetric* pArray, bool bVertical = false ) const; + + // get encoding vector of font, currently only for Type1 and Builtin fonts + // returns NULL if encoding vector is empty or font is neither type1 or + // builtin; if ppNonEncoded is set and non encoded type1 glyphs exist + // then *ppNonEncoded is set to the mapping for nonencoded glyphs. + // the encoding vector contains -1 for non encoded glyphs + const std::map< sal_Unicode, sal_Int32 >* getEncodingMap( fontID nFontID, const std::map< sal_Unicode, rtl::OString >** ppNonEncoded ) const; + + // to get font substitution transparently use the + // getKernPairs method of PrinterGfx + const std::list< KernPair >& getKernPairs( fontID nFontID, bool bVertical = false ) const; + + // evaluates copyright flags for TrueType fonts + // type1 fonts do not have such a feature, so return for them is true + // returns true for builtin fonts (surprise!) + bool isFontDownloadingAllowed( fontID nFont ) const; + + // helper for type 1 fonts + std::list< rtl::OString > getAdobeNameFromUnicode( sal_Unicode aChar ) const; + + std::pair< std::hash_multimap< sal_Unicode, sal_uInt8 >::const_iterator, + std::hash_multimap< sal_Unicode, sal_uInt8 >::const_iterator > + getAdobeCodeFromUnicode( sal_Unicode aChar ) const + { + return m_aUnicodeToAdobecode.equal_range( aChar ); + } + std::list< sal_Unicode > getUnicodeFromAdobeName( const rtl::OString& rName ) const; + std::pair< std::hash_multimap< sal_uInt8, sal_Unicode >::const_iterator, + std::hash_multimap< sal_uInt8, sal_Unicode >::const_iterator > + getUnicodeFromAdobeCode( sal_uInt8 aChar ) const + { + return m_aAdobecodeToUnicode.equal_range( aChar ); + } + + // creates a new font subset of an existing TrueType font + // returns true in case of success, else false + // nFont: the font to be subsetted + // rOutFile: the file to put the new subset into; + // must be a valid osl file URL + // pGlyphIDs: input array of glyph ids for new font + // pNewEncoding: the corresponding encoding in the new font + // pWidths: output array of widths of requested glyphs + // nGlyphs: number of glyphs in arrays + // pCapHeight:: capital height of the produced font + // pXMin, pYMin, pXMax, pYMax: outgoing font bounding box + // TODO: callers of this method should use its FontSubsetInfo counterpart directly + bool createFontSubset( FontSubsetInfo&, + fontID nFont, + const rtl::OUString& rOutFile, + sal_Int32* pGlyphIDs, + sal_uInt8* pNewEncoding, + sal_Int32* pWidths, + int nGlyphs, + bool bVertical = false + ); + void getGlyphWidths( fontID nFont, + bool bVertical, + std::vector< sal_Int32 >& rWidths, + std::map< sal_Unicode, sal_uInt32 >& rUnicodeEnc ); + + + // font administration functions + + // for importFonts to provide the user feedback + class ImportFontCallback + { + public: + enum FailCondition { NoWritableDirectory, NoAfmMetric, AfmCopyFailed, FontCopyFailed }; + virtual void importFontsFailed( FailCondition eReason ) = 0; + virtual void progress( const rtl::OUString& rFile ) = 0; + virtual bool queryOverwriteFile( const rtl::OUString& rFile ) = 0; + virtual void importFontFailed( const rtl::OUString& rFile, FailCondition ) = 0; + virtual bool isCanceled() = 0; + }; + + // checks wether font import would fail due to no writeable directory + bool checkImportPossible() const; + // expects system paths not UNC paths + // returns the number of fonts successfully imported + int importFonts( const std::list< rtl::OString >& rFiles, bool bLinkOnly = false, ImportFontCallback* pCallback = NULL ); + + // check wether changeFontProperties would fail due to not writable fonts.dir + bool checkChangeFontPropertiesPossible( fontID nFont ) const; + // change fonts.dir entry for font + bool changeFontProperties( fontID nFont, const rtl::OUString& rXLFD ); + + // get properties of a not imported font file + bool getImportableFontProperties( const rtl::OString& rFile, std::list< FastPrintFontInfo >& rFontProps ); + + // get fonts that come from the same font file + bool getFileDuplicates( fontID nFont, std::list< fontID >& rFonts ) const; + // remove font files + bool removeFonts( const std::list< fontID >& rFonts ); + + bool isPrivateFontFile( fontID ) const; + + // returns false if there were not any + bool getAlternativeFamilyNames( fontID nFont, std::list< rtl::OUString >& rNames ) const; + + /* system dependendent font matching + + <p> + <code>matchFont</code> matches a pattern of font characteristics + and returns the closest match if possibe. If a match was found + the <code>FastPrintFontInfo</code> passed in as parameter + will be update to the found matching font. + </p> + <p> + implementation note: currently the function is only implemented + for fontconfig. + </p> + + @param rInfo + out of the FastPrintFontInfo structure the following + fields will be used for the match: + <ul> + <li>family name</li> + <li>italic</li> + <li>width</li> + <li>weight</li> + <li>pitch</li> + </ul> + + @param rLocale + if <code>rLocal</code> contains non empty strings the corresponding + locale will be used for font matching also; e.g. "Sans" can result + in different fonts in e.g. english and japanese + + @returns + true if a match was found + false else + */ + bool matchFont( FastPrintFontInfo& rInfo, const com::sun::star::lang::Locale& rLocale ); + bool getFontOptions( const FastPrintFontInfo&, int nSize, void (*subcallback)(void*), ImplFontOptions& rResult ) const; + + rtl::OUString Substitute( const rtl::OUString& rFontName, rtl::OUString& rMissingCodes, + const rtl::OString& rLangAttrib, italic::type& rItalic, weight::type& rWeight, + width::type& rWidth, pitch::type& rPitch) const; + bool hasFontconfig() const { return m_bFontconfigSuccess; } + + int FreeTypeCharIndex( void *pFace, sal_uInt32 aChar ); +}; + +} // namespace + +#endif // _PSPRINT_FONTMANAGER_HXX_ + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |