vcl/inc/impfontmetricdata.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
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   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_IMPFONTMETRICDATA_HXX
  21 #define INCLUDED_VCL_INC_IMPFONTMETRICDATA_HXX
  22
  23 #include <vcl/dllapi.h>
  24 #include <tools/ref.hxx>
  25 #include "fontattributes.hxx"
  26 #include "sft.hxx"
  27
  28 #include <vector>
  29
  30 class ImplFontMetricData;
  31 typedef tools::SvRef<ImplFontMetricData> ImplFontMetricDataRef;
  32
  33 class OutputDevice;
  34 class FontSelectPattern;
  35
  36 class VCL_DLLPUBLIC ImplFontMetricData : public FontAttributes, public SvRefBase
  37 {
  38 public:
  39     explicit        ImplFontMetricData( const FontSelectPattern& );
  40
  41     // font instance attributes from the font request
  42     long            GetWidth() const                                                { return mnWidth; }
  43     short           GetOrientation() const                                          { return mnOrientation; }
  44
  45     void            SetWidth(long nWidth)                                           { mnWidth=nWidth; }
  46     void            SetOrientation(short nOrientation)                              { mnOrientation=nOrientation; }
  47
  48     // font metrics measured for the font instance
  49     long            GetAscent() const                                               { return mnAscent; }
  50     long            GetDescent() const                                              { return mnDescent; }
  51     long            GetInternalLeading() const                                      { return mnIntLeading; }
  52     long            GetExternalLeading() const                                      { return mnExtLeading; }
  53     int             GetSlant() const                                                { return mnSlant; }
  54     long            GetMinKashida() const                                           { return mnMinKashida; }
  55
  56     void            SetSlant(int nSlant)                                            { mnSlant=nSlant; }
  57     void            SetMinKashida( long nMinKashida )                               { mnMinKashida=nMinKashida; }
  58
  59     // font attributes queried from the font instance
  60     bool            IsFullstopCentered() const                                      { return mbFullstopCentered; }
  61     long            GetBulletOffset() const                                         { return mnBulletOffset; }
  62
  63     void            SetFullstopCenteredFlag(bool bFullstopCentered)                 { mbFullstopCentered = bFullstopCentered; }
  64
  65     // font metrics that are usually derived from the measurements
  66     long            GetUnderlineSize() const                                        { return mnUnderlineSize; }
  67     long            GetUnderlineOffset() const                                      { return mnUnderlineOffset; }
  68     long            GetBoldUnderlineSize() const                                    { return mnBUnderlineSize; }
  69     long            GetBoldUnderlineOffset() const                                  { return mnBUnderlineOffset; }
  70     long            GetDoubleUnderlineSize() const                                  { return mnDUnderlineSize; }
  71     long            GetDoubleUnderlineOffset1() const                               { return mnDUnderlineOffset1; }
  72     long            GetDoubleUnderlineOffset2() const                               { return mnDUnderlineOffset2; }
  73     long            GetWavelineUnderlineSize() const                                { return mnWUnderlineSize; }
  74     long            GetWavelineUnderlineOffset() const                              { return mnWUnderlineOffset; }
  75     long            GetAboveUnderlineSize() const                                   { return mnAboveUnderlineSize; }
  76     long            GetAboveUnderlineOffset() const                                 { return mnAboveUnderlineOffset; }
  77     long            GetAboveBoldUnderlineSize() const                               { return mnAboveBUnderlineSize; }
  78     long            GetAboveBoldUnderlineOffset() const                             { return mnAboveBUnderlineOffset; }
  79     long            GetAboveDoubleUnderlineSize() const                             { return mnAboveDUnderlineSize; }
  80     long            GetAboveDoubleUnderlineOffset1() const                          { return mnAboveDUnderlineOffset1; }
  81     long            GetAboveDoubleUnderlineOffset2() const                          { return mnAboveDUnderlineOffset2; }
  82     long            GetAboveWavelineUnderlineSize() const                           { return mnAboveWUnderlineSize; }
  83     long            GetAboveWavelineUnderlineOffset() const                         { return mnAboveWUnderlineOffset; }
  84     long            GetStrikeoutSize() const                                        { return mnStrikeoutSize; }
  85     long            GetStrikeoutOffset() const                                      { return mnStrikeoutOffset; }
  86     long            GetBoldStrikeoutSize() const                                    { return mnBStrikeoutSize; }
  87     long            GetBoldStrikeoutOffset() const                                  { return mnBStrikeoutOffset; }
  88     long            GetDoubleStrikeoutSize() const                                  { return mnDStrikeoutSize; }
  89     long            GetDoubleStrikeoutOffset1() const                               { return mnDStrikeoutOffset1; }
  90     long            GetDoubleStrikeoutOffset2() const                               { return mnDStrikeoutOffset2; }
  91
  92     void            ImplInitTextLineSize( const OutputDevice* pDev );
  93     void            ImplInitAboveTextLineSize();
  94     void            ImplInitFlags( const OutputDevice* pDev );
  95     void            ImplCalcLineSpacing(const std::vector<uint8_t>& rHhea,
  96                                         const std::vector<uint8_t>& rOS_2,
  97                                         int nUPEM);
  98
  99 private:
 100     bool            ShouldUseWinMetrics(vcl::TTGlobalFontInfo& rInfo);
 101
 102     // font instance attributes from the font request
 103     long            mnHeight;                   // Font size
 104     long            mnWidth;                    // Reference Width
 105     short           mnOrientation;              // Rotation in 1/10 degrees
 106
 107     // font metrics measured for the font instance
 108     long            mnAscent;                   // Ascent
 109     long            mnDescent;                  // Descent
 110     long            mnIntLeading;               // Internal Leading
 111     long            mnExtLeading;               // External Leading
 112     int             mnSlant;                    // Slant (Italic/Oblique)
 113     long            mnMinKashida;               // Minimal width of kashida (Arabic)
 114
 115     // font attributes queried from the font instance
 116     bool            mbFullstopCentered;
 117     long            mnBulletOffset;             // Offset to position non-print character
 118
 119     // font metrics that are usually derived from the measurements
 120     long            mnUnderlineSize;            // Lineheight of Underline
 121     long            mnUnderlineOffset;          // Offset from Underline to Baseline
 122     long            mnBUnderlineSize;           // Height of bold underline
 123     long            mnBUnderlineOffset;         // Offset from bold underline to baseline
 124     long            mnDUnderlineSize;           // Height of double underline
 125     long            mnDUnderlineOffset1;        // Offset from double underline to baseline
 126     long            mnDUnderlineOffset2;        // Offset from double underline to baseline
 127     long            mnWUnderlineSize;           // Height of WaveLine underline
 128     long            mnWUnderlineOffset;         // Offset from WaveLine underline to baseline, but centrered to WaveLine
 129     long            mnAboveUnderlineSize;       // Height of single underline (for Vertical Right)
 130     long            mnAboveUnderlineOffset;     // Offset from single underline to baseline (for Vertical Right)
 131     long            mnAboveBUnderlineSize;      // Height of bold underline (for Vertical Right)
 132     long            mnAboveBUnderlineOffset;    // Offset from bold underline to baseline (for Vertical Right)
 133     long            mnAboveDUnderlineSize;      // Height of double underline (for Vertical Right)
 134     long            mnAboveDUnderlineOffset1;   // Offset from double underline to baseline (for Vertical Right)
 135     long            mnAboveDUnderlineOffset2;   // Offset from double underline to baseline (for Vertical Right)
 136     long            mnAboveWUnderlineSize;      // Height of WaveLine-strike-out (for Vertical Right)
 137     long            mnAboveWUnderlineOffset;    // Offset from WaveLine-strike-out to baseline, but centrered to the WaveLine (for Vertical Right)
 138     long            mnStrikeoutSize;            // Height of single strike-out
 139     long            mnStrikeoutOffset;          // Offset from single strike-out to baseline
 140     long            mnBStrikeoutSize;           // Height of bold strike-out
 141     long            mnBStrikeoutOffset;         // Offset of bold strike-out to baseline
 142     long            mnDStrikeoutSize;           // Height of double strike-out
 143     long            mnDStrikeoutOffset1;        // Offset of double strike-out to baseline
 144     long            mnDStrikeoutOffset2;        // Offset of double strike-out to baseline
 145
 146 };
 147
 148 #endif // INCLUDED_VCL_INC_IMPFONTMETRICDATA_HXX
 149
 150 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */