vcl/source/gdi/pdffontcache.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.
   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_SOURCE_GDI_PDFFONTCACHE_HXX
  21 #define INCLUDED_VCL_SOURCE_GDI_PDFFONTCACHE_HXX
  22
  23 #include <sal/types.h>
  24
  25 #include <sallayout.hxx>
  26 #include <salgdi.hxx>
  27
  28 namespace vcl
  29 {
  30     class PDFFontCache
  31     {
  32         struct FontIdentifier
  33         {
  34             sal_IntPtr      m_nFontId;
  35             int             m_nMagic;
  36             bool            m_bVertical;
  37
  38             FontIdentifier( const PhysicalFontFace*, bool bVertical );
  39             FontIdentifier() : m_nFontId(0), m_nMagic(0), m_bVertical( false ) {}
  40
  41             bool operator==( const FontIdentifier& rRight ) const
  42             {
  43                 return m_nFontId == rRight.m_nFontId &&
  44                        m_nMagic == rRight.m_nMagic &&
  45                        m_bVertical == rRight.m_bVertical;
  46             }
  47             bool operator<( const FontIdentifier& rRight ) const
  48             {
  49                 return m_nFontId < rRight.m_nFontId ||
  50                        m_nMagic < rRight.m_nMagic ||
  51                        m_bVertical < rRight.m_bVertical;
  52             }
  53         };
  54         struct FontData
  55         {
  56             Int32Vector  m_nWidths;
  57             Ucs2UIntMap  m_aGlyphIdToIndex;
  58         };
  59         typedef std::map< FontIdentifier, sal_uInt32 > FontToIndexMap;
  60
  61         std::vector< FontData >     m_aFonts;
  62         FontToIndexMap              m_aFontToIndex;
  63
  64         FontData& getFont( const PhysicalFontFace*, bool bVertical );
  65         public:
  66         PDFFontCache() {}
  67         ~PDFFontCache() {}
  68
  69         sal_Int32 getGlyphWidth( const PhysicalFontFace*, sal_GlyphId, bool bVertical, SalGraphics* );
  70     };
  71 }
  72
  73 #endif
  74
  75 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */