vcl/source/gdi/impglyphitem.cxx

   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 #include <impglyphitem.hxx>
  21
  22 #if (defined UNX && !defined MACOSX && !defined IOS)
  23 #include <unx/freetype_glyphcache.hxx>
  24 #endif
  25
  26 SalLayoutGlyphs::SalLayoutGlyphs()
  27     : m_pImpl(nullptr)
  28 {
  29 }
  30
  31 SalLayoutGlyphs::~SalLayoutGlyphs() { delete m_pImpl; }
  32
  33 SalLayoutGlyphs::SalLayoutGlyphs(const SalLayoutGlyphs& rOther)
  34 {
  35     m_pImpl = rOther.m_pImpl ? rOther.m_pImpl->clone(*this) : nullptr;
  36 }
  37
  38 SalLayoutGlyphs& SalLayoutGlyphs::operator=(const SalLayoutGlyphs& rOther)
  39 {
  40     if (this != &rOther)
  41     {
  42         delete m_pImpl;
  43         m_pImpl = rOther.m_pImpl ? rOther.m_pImpl->clone(*this) : nullptr;
  44     }
  45     return *this;
  46 }
  47
  48 bool SalLayoutGlyphs::IsValid() const { return m_pImpl && m_pImpl->IsValid(); }
  49
  50 void SalLayoutGlyphs::Invalidate()
  51 {
  52     if (m_pImpl)
  53         m_pImpl->Invalidate();
  54 }
  55
  56 SalLayoutGlyphsImpl::~SalLayoutGlyphsImpl() {}
  57
  58 SalLayoutGlyphsImpl* SalLayoutGlyphsImpl::clone(SalLayoutGlyphs& rGlyphs) const
  59 {
  60     SalLayoutGlyphsImpl* pNew = new SalLayoutGlyphsImpl(rGlyphs, *m_rFontInstance);
  61     *pNew = *this;
  62     return pNew;
  63 }
  64
  65 bool SalLayoutGlyphsImpl::IsValid() const
  66 {
  67     if (!m_rFontInstance.is())
  68         return false;
  69     if (empty())
  70         return false;
  71 #if (defined UNX && !defined MACOSX && !defined IOS)
  72     const FreetypeFontInstance* pFFI = dynamic_cast<FreetypeFontInstance*>(m_rFontInstance.get());
  73     if (pFFI && !pFFI->GetFreetypeFont())
  74     {
  75         m_rFontInstance.clear();
  76         return false;
  77     }
  78 #endif
  79     return true;
  80 }
  81
  82 void SalLayoutGlyphsImpl::Invalidate()
  83 {
  84     m_rFontInstance.clear();
  85     clear();
  86 }
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */