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Diffstat (limited to 'tqtinterface/qt4/src/kernel/tqfontengine_p.h')
| -rw-r--r-- | tqtinterface/qt4/src/kernel/tqfontengine_p.h | 642 |
1 files changed, 0 insertions, 642 deletions
diff --git a/tqtinterface/qt4/src/kernel/tqfontengine_p.h b/tqtinterface/qt4/src/kernel/tqfontengine_p.h deleted file mode 100644 index 37aba1c..0000000 --- a/tqtinterface/qt4/src/kernel/tqfontengine_p.h +++ /dev/null @@ -1,642 +0,0 @@ -/**************************************************************************** -** -** ??? -** -** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA. -** -** This file is part of the kernel module of the TQt GUI Toolkit. -** -** This file may be used under the terms of the GNU General -** Public License versions 2.0 or 3.0 as published by the Free -** Software Foundation and appearing in the files LICENSE.GPL2 -** and LICENSE.GPL3 included in the packaging of this file. -** Alternatively you may (at your option) use any later version -** of the GNU General Public License if such license has been -** publicly approved by Trolltech ASA (or its successors, if any) -** and the KDE Free TQt Foundation. -** -** Please review the following information to ensure GNU General -** Public Licensing requirements will be met: -** http://trolltech.com/products/qt/licenses/licensing/opensource/. -** If you are unsure which license is appropriate for your use, please -** review the following information: -** http://trolltech.com/products/qt/licenses/licensing/licensingoverview -** or contact the sales department at [email protected]. -** -** Licensees holding valid TQt Commercial licenses may use this file in -** accordance with the TQt Commercial License Agreement provided with -** the Software. -** -** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, -** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted -** herein. -** -**********************************************************************/ - -#ifndef TQFONTENGINE_P_H -#define TQFONTENGINE_P_H - -#include "tqtglobaldefines.h" - -#ifndef TQT_H -#include "tqglobal.h" -#endif // TQT_H - -#ifdef USE_QT4 - -// FIXME - -#else // USE_QT4 - -#ifdef TQ_WS_WIN -#include "tqt_windows.h" -#include "tqptrdict.h" -#endif - -#include "tqtextengine_p.h" - -class TQPaintDevice; - -struct glyph_metrics_t; -class TQChar; -typedef unsigned short glyph_t; -struct qoffset_t; -typedef int advance_t; -class TQOpenType; -struct TransformedFont; - -#if defined( TQ_WS_X11 ) || defined( TQ_WS_WIN) || defined( TQ_WS_MAC ) -class TQFontEngine : public TQShared -{ -public: - enum Error { - NoError, - OutOfMemory - }; - - enum Type { - // X11 types - Box, - XLFD, - LatinXLFD, - Xft, - - // MS Windows types - Win, - Uniscribe, - - // Apple MacOS types - Mac, - - // Trolltech TQWS types - TQWS - }; - - TQFontEngine() { - count = 0; cache_count = 0; -#ifdef TQ_WS_X11 - transformed_fonts = 0; -#endif - } - virtual ~TQFontEngine(); - - /* returns 0 as glyph index for non existant glyphs */ - virtual Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, - advance_t *advances, int *nglyphs, bool mirrored ) const = 0; - -#ifdef TQ_WS_X11 - virtual int cmap() const { return -1; } - virtual TQOpenType *openType() const { return 0; } -#endif - - virtual void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ) = 0; - - virtual glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, - const qoffset_t *offsets, int numGlyphs ) = 0; - virtual glyph_metrics_t boundingBox( glyph_t glyph ) = 0; - - virtual int ascent() const = 0; - virtual int descent() const = 0; - virtual int leading() const = 0; - - virtual int lineThickness() const; - virtual int underlinePosition() const; - - virtual int maxCharWidth() const = 0; - virtual int minLeftBearing() const { return 0; } - virtual int minRightBearing() const { return 0; } - - virtual const char *name() const = 0; - - virtual bool canRender( const TQChar *string, int len ) = 0; - - virtual void setScale( double ) {} - virtual double scale() const { return 1.; } - - virtual Type type() const = 0; - - TQFontDef fontDef; - uint cache_cost; // amount of mem used in kb by the font - int cache_count; - -#ifdef TQ_WS_WIN - HDC dc() const; - void getGlyphIndexes( const TQChar *ch, int numChars, glyph_t *glyphs, bool mirrored ) const; - void getCMap(); - - TQCString _name; - HDC hdc; - HFONT hfont; - LOGFONT logfont; - uint stockFont : 1; - uint paintDevice : 1; - uint useTextOutA : 1; - uint ttf : 1; - uint symbol : 1; - union { - TEXTMETRICW w; - TEXTMETRICA a; - } tm; - int lw; - unsigned char *cmap; - void *script_cache; - static TQPtrDict<TQFontEngine> cacheDict; - short lbearing; - short rbearing; -#endif // TQ_WS_WIN -#ifdef TQ_WS_X11 - TransformedFont *transformed_fonts; -#endif -}; -#elif defined( TQ_WS_TQWS ) -class TQGfx; - -class TQFontEngine : public TQShared -{ -public: - TQFontEngine( const TQFontDef&, const TQPaintDevice * = 0 ); - ~TQFontEngine(); - /*TQMemoryManager::FontID*/ void *handle() const; - - enum Type { - // X11 types - Box, - XLFD, - Xft, - - // MS Windows types - Win, - Uniscribe, - - // Apple MacOS types - Mac, - - // Trolltech TQWS types - Qws - }; - - enum TextFlags { - Underline = 0x01, - Overline = 0x02, - StrikeOut = 0x04 - }; - - enum Error { - NoError, - OutOfMemory - }; - /* returns 0 as glyph index for non existant glyphs */ - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int maxCharWidth() const; - int minLeftBearing() const; - int minRightBearing() const; - int underlinePosition() const; - int lineThickness() const; - - Type type() { return Qws; } - - bool canRender( const TQChar *string, int len ); - inline const char *name() const { return 0; } - TQFontDef fontDef; - /*TQMemoryManager::FontID*/ void *id; - int cache_cost; - int cache_count; - int scale; -}; -#endif // WIN || X11 || MAC - - - -enum IndicFeatures { - CcmpFeature, - InitFeature, - NuktaFeature, - AkhantFeature, - RephFeature, - BelowFormFeature, - HalfFormFeature, - PostFormFeature, - VattuFeature, - PreSubstFeature, - AboveSubstFeature, - BelowSubstFeature, - PostSubstFeature, - HalantFeature -}; - -#if defined(TQ_WS_X11) || defined(TQ_WS_WIN) -class TQFontEngineBox : public TQFontEngine -{ -public: - TQFontEngineBox( int size ); - ~TQFontEngineBox(); - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - virtual glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int maxCharWidth() const; - int minLeftBearing() const { return 0; } - int minRightBearing() const { return 0; } - -#ifdef TQ_WS_X11 - int cmap() const; -#endif - const char *name() const; - - bool canRender( const TQChar *string, int len ); - - Type type() const; - inline int size() const { return _size; } - -private: - friend class TQFontPrivate; - int _size; -}; -#endif - -#ifdef TQ_WS_X11 -#include "tqt_x11_p.h" - - -struct TransformedFont -{ - float xx; - float xy; - float yx; - float yy; - union { - Font xlfd_font; -#ifndef TQT_NO_XFTFREETYPE - XftFont *xft_font; -#endif - }; - TransformedFont *next; -}; - -#ifndef TQT_NO_XFTFREETYPE -#include <ft2build.h> -#include FT_FREETYPE_H -#include "ftxopen.h" - -class TQTextCodec; - -class TQFontEngineXft : public TQFontEngine -{ -public: - TQFontEngineXft( XftFont *font, XftPattern *pattern, int cmap ); - ~TQFontEngineXft(); - - TQOpenType *openType() const; - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - virtual glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int lineThickness() const; - int underlinePosition() const; - int maxCharWidth() const; - int minLeftBearing() const; - int minRightBearing() const; - - int cmap() const; - const char *name() const; - - void setScale( double scale ); - double scale() const { return _scale; } - - bool canRender( const TQChar *string, int len ); - - Type type() const; - XftPattern *pattern() const { return _pattern; } - FT_Face face() const { return _face; } - XftFont *font() const { return _font; } - - void recalcAdvances( int len, glyph_t *glyphs, advance_t *advances ); - -private: - friend class TQFontPrivate; - friend class TQOpenType; - XftFont *_font; - XftPattern *_pattern; - FT_Face _face; - TQOpenType *_openType; - int _cmap; - short lbearing; - short rbearing; - float _scale; - enum { widthCacheSize = 0x800, cmapCacheSize = 0x500 }; - unsigned char widthCache[widthCacheSize]; - glyph_t cmapCache[cmapCacheSize]; -}; -#endif - -class TQFontEngineLatinXLFD; - -class TQFontEngineXLFD : public TQFontEngine -{ -public: - TQFontEngineXLFD( XFontStruct *fs, const char *name, int cmap ); - ~TQFontEngineXLFD(); - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - virtual glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int maxCharWidth() const; - int minLeftBearing() const; - int minRightBearing() const; - - int cmap() const; - const char *name() const; - - bool canRender( const TQChar *string, int len ); - - void setScale( double scale ); - double scale() const { return _scale; } - Type type() const; - - TQt::HANDLE handle() const { return (TQt::HANDLE) _fs->fid; } - -private: - friend class TQFontPrivate; - XFontStruct *_fs; - TQCString _name; - TQTextCodec *_codec; - float _scale; // needed for printing, to correctly scale font metrics for bitmap fonts - int _cmap; - short lbearing; - short rbearing; - enum XlfdTransformations { - XlfdTrUnknown, - XlfdTrSupported, - XlfdTrUnsupported - }; - XlfdTransformations xlfd_transformations; - - friend class TQFontEngineLatinXLFD; -}; - -class TQFontEngineLatinXLFD : public TQFontEngine -{ -public: - TQFontEngineLatinXLFD( XFontStruct *xfs, const char *name, int cmap ); - ~TQFontEngineLatinXLFD(); - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, - advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, - const TQScriptItem *si, int textFlags ); - - virtual glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, - const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int maxCharWidth() const; - int minLeftBearing() const; - int minRightBearing() const; - - int cmap() const { return -1; } // ### - const char *name() const; - - bool canRender( const TQChar *string, int len ); - - void setScale( double scale ); - double scale() const { return _engines[0]->scale(); } - Type type() const { return LatinXLFD; } - - TQt::HANDLE handle() const { return ((TQFontEngineXLFD *) _engines[0])->handle(); } - -private: - void findEngine( const TQChar &ch ); - - TQFontEngine **_engines; - int _count; - - glyph_t glyphIndices [0x200]; - advance_t glyphAdvances[0x200]; - glyph_t euroIndex; - advance_t euroAdvance; -}; - -class TQScriptItem; -class TQTextEngine; - -#ifndef TQT_NO_XFTFREETYPE - -#include "tqscriptengine_p.h" -#include "tqtextengine_p.h" -#include <ft2build.h> -#include FT_FREETYPE_H -#include "ftxopen.h" - -enum { PositioningProperties = 0x80000000 }; - -class TQOpenType -{ -public: - TQOpenType(TQFontEngineXft *fe); - ~TQOpenType(); - - struct Features { - uint tag; - uint property; - }; - - bool supportsScript(unsigned int script) { - TQ_ASSERT(script < TQFont::NScripts); - return supported_scripts[script]; - } - void selectScript(unsigned int script, const Features *features = 0); - - bool tqshape(TQShaperItem *item, const unsigned int *properties = 0); - bool positionAndAdd(TQShaperItem *item, bool doLogClusters = TRUE); - - OTL_GlyphItem glyphs() const { return otl_buffer->in_string; } - int len() const { return otl_buffer->in_length; } - void setProperty(int index, uint property) { otl_buffer->in_string[index].properties = property; } - - -private: - bool checkScript(unsigned int script); - TQFontEngine *fontEngine; - FT_Face face; - TTO_GDEF gdef; - TTO_GSUB gsub; - TTO_GPOS gpos; - bool supported_scripts[TQFont::NScripts]; - FT_ULong current_script; - bool positioned : 1; - OTL_Buffer otl_buffer; - GlyphAttributes *tmpAttributes; - unsigned int *tmpLogClusters; - int length; - int orig_nglyphs; - int loadFlags; -}; - -#endif // TQT_NO_XFTFREETYPE - -#elif defined( TQ_WS_MAC ) -#include "tqt_mac.h" -#include <tqmap.h> -#include <tqcache.h> - -class TQFontEngineMac : public TQFontEngine -{ -#if 0 - ATSFontMetrics *info; -#else - FontInfo *info; -#endif - int psize; - FMFontFamily fmfam; - TQMacFontInfo *internal_fi; - mutable ATSUTextLayout mTextLayout; - enum { widthCacheSize = 0x500 }; - mutable unsigned char widthCache[widthCacheSize]; - friend class TQFont; - friend class TQGLContext; - friend class TQFontPrivate; - friend class TQMacSetFontInfo; - -public: - TQFontEngineMac(); - ~TQFontEngineMac(); - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const { return (int)info->ascent; } - int descent() const { return (int)info->descent; } - int leading() const { return (int)info->leading; } -#if 0 - int maxCharWidth() const { return (int)info->maxAdvanceWidth; } -#else - int maxCharWidth() const { return info->widMax; } -#endif - - const char *name() const { return "ATSUI"; } - - bool canRender( const TQChar *string, int len ); - - Type type() const { return TQFontEngine::Mac; } - - void calculateCost(); - - enum { WIDTH=0x01, DRAW=0x02, EXISTS=0x04 }; - int doTextTask(const TQChar *s, int pos, int use_len, int len, uchar task, int =-1, int y=-1, - TQPaintDevice *dev=NULL, const TQRegion *rgn=NULL) const; -}; - -#elif defined( TQ_WS_WIN ) - -class TQFontEngineWin : public TQFontEngine -{ -public: - TQFontEngineWin( const char *name, HDC, HFONT, bool, LOGFONT ); - - Error stringToCMap( const TQChar *str, int len, glyph_t *glyphs, advance_t *advances, int *nglyphs, bool mirrored ) const; - - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - - glyph_metrics_t boundingBox( const glyph_t *glyphs, - const advance_t *advances, const qoffset_t *offsets, int numGlyphs ); - glyph_metrics_t boundingBox( glyph_t glyph ); - - int ascent() const; - int descent() const; - int leading() const; - int maxCharWidth() const; - int minLeftBearing() const; - int minRightBearing() const; - - const char *name() const; - - bool canRender( const TQChar *string, int len ); - - Type type() const; - - enum { widthCacheSize = 0x800, cmapCacheSize = 0x500 }; - unsigned char widthCache[widthCacheSize]; -}; - -#if 0 -class TQFontEngineUniscribe : public TQFontEngineWin -{ -public: - void draw( TQPainter *p, int x, int y, const TQTextEngine *engine, const TQScriptItem *si, int textFlags ); - bool canRender( const TQChar *string, int len ); - - Type type() const; -}; -#endif - -#endif // TQ_WS_WIN - -#endif // USE_QT4 - -#endif |