LCOV - code coverage report
Current view: top level - vcl/inc - impfont.hxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 26 29 89.7 %
Date: 2015-06-13 12:38:46 Functions: 20 24 83.3 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_VCL_INC_IMPFONT_HXX
      21             : #define INCLUDED_VCL_INC_IMPFONT_HXX
      22             : 
      23             : #include <rtl/ustring.hxx>
      24             : #include <tools/gen.hxx>
      25             : #include <i18nlangtag/languagetag.hxx>
      26             : #include <tools/color.hxx>
      27             : #include <vcl/dllapi.h>
      28             : #include <vcl/vclenum.hxx>
      29             : #include <vcl/fntstyle.hxx>
      30             : #include <outfont.hxx>
      31             : 
      32             : #include <boost/intrusive_ptr.hpp>
      33             : 
      34             : class ImplFontCharMap;
      35             : typedef boost::intrusive_ptr< ImplFontCharMap > ImplFontCharMapPtr;
      36             : 
      37             : // - Impl_Font -
      38             : 
      39     7338116 : class Impl_Font
      40             : {
      41             : public:
      42             :                         Impl_Font();
      43             :                         Impl_Font( const Impl_Font& );
      44             : 
      45             :     bool                operator==( const Impl_Font& ) const;
      46             : 
      47       80205 :     FontPitch           GetPitch()      { if(mePitch==PITCH_DONTKNOW)    AskConfig(); return mePitch; }
      48       57284 :     FontFamily          GetFamily()     { if(meFamily==FAMILY_DONTKNOW)  AskConfig(); return meFamily; }
      49     7321516 :     FontItalic          GetItalic()     { if(meItalic==ITALIC_DONTKNOW)  AskConfig(); return meItalic; }
      50     1501876 :     FontWeight          GetWeight()     { if(meWeight==WEIGHT_DONTKNOW)  AskConfig(); return meWeight; }
      51        2304 :     FontWidth           GetWidthType()  { if(meWidthType==WIDTH_DONTKNOW)AskConfig(); return meWidthType; }
      52             : 
      53             : private:
      54             :     friend class vcl::Font;
      55             :     void                AskConfig();
      56             : 
      57             :     sal_uInt32          mnRefCount;
      58             :     OUString            maFamilyName;
      59             :     OUString            maStyleName;
      60             :     Size                maSize;
      61             :     Color               maColor;        // compatibility, now on output device
      62             :     Color               maFillColor;    // compatibility, now on output device
      63             :     rtl_TextEncoding    meCharSet;
      64             :     LanguageTag         maLanguageTag;
      65             :     LanguageTag         maCJKLanguageTag;
      66             :     FontFamily          meFamily;
      67             :     FontPitch           mePitch;
      68             :     TextAlign           meAlign;
      69             :     FontWeight          meWeight;
      70             :     FontWidth           meWidthType;
      71             :     FontItalic          meItalic;
      72             :     FontUnderline       meUnderline;
      73             :     FontUnderline       meOverline;
      74             :     FontStrikeout       meStrikeout;
      75             :     FontRelief          meRelief;
      76             :     FontEmphasisMark    meEmphasisMark;
      77             :     short               mnOrientation;
      78             :     FontKerning         mnKerning;
      79             :     bool                mbWordLine:1,
      80             :                         mbOutline:1,
      81             :                         mbConfigLookup:1,   // there was a config lookup
      82             :                         mbShadow:1,
      83             :                         mbVertical:1,
      84             :                         mbTransparent:1;    // compatibility, now on output device
      85             : 
      86             :     friend SvStream&    ReadImpl_Font( SvStream& rIStm, Impl_Font& );
      87             :     friend SvStream&    WriteImpl_Font( SvStream& rOStm, const Impl_Font& );
      88             : };
      89             : 
      90             : // - ImplFontMetric -
      91             : 
      92             : class ImplFontMetric
      93             : {
      94             :     friend class ::OutputDevice;
      95             : 
      96             : private:
      97             :     long                mnAscent;      // Ascent
      98             :     long                mnDescent;     // Descent
      99             :     long                mnIntLeading;  // Internal Leading
     100             :     long                mnExtLeading;  // External Leading
     101             :     long                mnLineHeight;  // Ascent+Descent+EmphasisMark
     102             :     long                mnSlant;       // Slant
     103             :     sal_uInt16          mnMiscFlags;   // Misc Flags
     104             :     sal_uInt32          mnRefCount;    // Reference Counter
     105             : 
     106             :     enum { DEVICE_FLAG=1, SCALABLE_FLAG=2, LATIN_FLAG=4, CJK_FLAG=8, CTL_FLAG=16 };
     107             : 
     108             : public:
     109             :                         ImplFontMetric();
     110             :     void                AddReference();
     111             :     void                DeReference();
     112             : 
     113      553865 :     long                GetAscent() const       { return mnAscent; }
     114      504365 :     long                GetDescent() const      { return mnDescent; }
     115      779662 :     long                GetIntLeading() const   { return mnIntLeading; }
     116       26734 :     long                GetExtLeading() const   { return mnExtLeading; }
     117           0 :     long                GetLineHeight() const   { return mnLineHeight; }
     118           0 :     long                GetSlant() const        { return mnSlant; }
     119             : 
     120             :     bool                IsDeviceFont() const    { return ((mnMiscFlags & DEVICE_FLAG) != 0); }
     121      319117 :     bool                IsScalable() const      { return ((mnMiscFlags & SCALABLE_FLAG) != 0); }
     122             :     bool                SupportsLatin() const   { return ((mnMiscFlags & LATIN_FLAG) != 0); }
     123             :     bool                SupportsCJK() const     { return ((mnMiscFlags & CJK_FLAG) != 0); }
     124             :     bool                SupportsCTL() const     { return ((mnMiscFlags & CTL_FLAG) != 0); }
     125             : 
     126             :     bool                operator==( const ImplFontMetric& ) const;
     127             : };
     128             : 
     129             : // - ImplFontOptions -
     130             : 
     131             : class ImplFontOptions
     132             : {
     133             : public:
     134             :     FontEmbeddedBitmap meEmbeddedBitmap; // whether the embedded bitmaps should be used
     135             :     FontAntiAlias      meAntiAlias;      // whether the font should be antialiased
     136             :     FontAutoHint       meAutoHint;       // whether the font should be autohinted
     137             :     FontHinting        meHinting;        // whether the font should be hinted
     138             :     FontHintStyle      meHintStyle;      // type of font hinting to be used
     139             : public:
     140          37 :                         ImplFontOptions() :
     141             :                             meEmbeddedBitmap(EMBEDDEDBITMAP_DONTKNOW),
     142             :                             meAntiAlias(ANTIALIAS_DONTKNOW),
     143             :                             meAutoHint(AUTOHINT_DONTKNOW),
     144             :                             meHinting(HINTING_DONTKNOW),
     145          37 :                             meHintStyle(HINT_SLIGHT) {}
     146          19 :     virtual             ~ImplFontOptions() {}
     147             : 
     148         102 :     FontAutoHint        GetUseAutoHint() const { return meAutoHint; }
     149         204 :     FontHintStyle       GetHintStyle() const { return meHintStyle; }
     150         102 :     bool                DontUseEmbeddedBitmaps() const { return meEmbeddedBitmap == EMBEDDEDBITMAP_FALSE; }
     151         102 :     bool                DontUseAntiAlias() const { return meAntiAlias == ANTIALIAS_FALSE; }
     152         102 :     bool                DontUseHinting() const { return (meHinting == HINTING_FALSE) || (GetHintStyle() == HINT_NONE); }
     153           0 :     virtual void*       GetPattern(void * /*pFace*/, bool /*bEmbolden*/, bool /*bVerticalMetrics*/) const { return NULL; }
     154             : };
     155             : 
     156             : // - ImplFontCharMap -
     157             : 
     158             : class CmapResult;
     159             : 
     160             : class VCL_PLUGIN_PUBLIC ImplFontCharMap
     161             : {
     162             : public:
     163             :     explicit            ImplFontCharMap( const CmapResult& );
     164             :     virtual             ~ImplFontCharMap();
     165             : 
     166             : private:
     167             :     friend class FontCharMap;
     168             :     friend void intrusive_ptr_add_ref(ImplFontCharMap* pImplFontCharMap);
     169             :     friend void intrusive_ptr_release(ImplFontCharMap* pImplFontCharMap);
     170             : 
     171             :                         ImplFontCharMap( const ImplFontCharMap& ) SAL_DELETED_FUNCTION;
     172             :     void                operator=( const ImplFontCharMap& ) SAL_DELETED_FUNCTION;
     173             : 
     174             :     static ImplFontCharMapPtr getDefaultMap( bool bSymbols=false);
     175             :     bool                isDefaultMap() const;
     176             : 
     177             : private:
     178             :     const sal_uInt32*   mpRangeCodes;     // pairs of StartCode/(EndCode+1)
     179             :     const int*          mpStartGlyphs;    // range-specific mapper to glyphs
     180             :     const sal_uInt16*   mpGlyphIds;       // individual glyphid mappings
     181             :     int                 mnRangeCount;
     182             :     int                 mnCharCount;      // covered codepoints
     183             :     mutable sal_uInt32  mnRefCount;
     184             : };
     185             : 
     186       17044 : inline void intrusive_ptr_add_ref(ImplFontCharMap* pImplFontCharMap)
     187             : {
     188       17044 :     ++pImplFontCharMap->mnRefCount;
     189       17044 : }
     190             : 
     191       17044 : inline void intrusive_ptr_release(ImplFontCharMap* pImplFontCharMap)
     192             : {
     193       17044 :     if (--pImplFontCharMap->mnRefCount == 0)
     194        8522 :         delete pImplFontCharMap;
     195       17044 : }
     196             : 
     197             : // CmapResult is a normalized version of the many CMAP formats
     198             : class VCL_PLUGIN_PUBLIC CmapResult
     199             : {
     200             : public:
     201             :     explicit            CmapResult( bool bSymbolic = false,
     202             :                             const sal_uInt32* pRangeCodes = NULL, int nRangeCount = 0,
     203             :                             const int* pStartGlyphs = 0, const sal_uInt16* pGlyphIds = NULL );
     204             : 
     205             :     const sal_uInt32*   mpRangeCodes;
     206             :     const int*          mpStartGlyphs;
     207             :     const sal_uInt16*   mpGlyphIds;
     208             :     int                 mnRangeCount;
     209             :     bool                mbSymbolic;
     210             :     bool                mbRecoded;
     211             : };
     212             : 
     213             : bool ParseCMAP( const unsigned char* pRawData, int nRawLength, CmapResult& );
     214             : 
     215             : void UpdateAttributesFromPSName( const OUString& rPSName, ImplDevFontAttributes& );
     216             : 
     217             : #endif // INCLUDED_VCL_INC_IMPFONT_HXX
     218             : 
     219             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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