third_party/WebKit/Source/core/style/NinePieceImage.cpp

   1 /*
   2  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
   3  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
   4  *           (C) 2000 Dirk Mueller (mueller@kde.org)
   5  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2013 Apple Inc. All rights reserved.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Library General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Library General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Library General Public License
  18  * along with this library; see the file COPYING.LIB.  If not, write to
  19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20  * Boston, MA 02110-1301, USA.
  21  *
  22  */
  23
  24 #include "config.h"
  25 #include "core/style/NinePieceImage.h"
  26
  27 #include "core/style/DataEquivalency.h"
  28
  29 namespace blink {
  30
  31 static DataRef<NinePieceImageData>& defaultData()
  32 {
  33     static DataRef<NinePieceImageData>* data = new DataRef<NinePieceImageData>;
  34     if (!data->get())
  35         data->init();
  36     return *data;
  37 }
  38
  39 NinePieceImage::NinePieceImage()
  40     : m_data(defaultData())
  41 {
  42 }
  43
  44 NinePieceImage::NinePieceImage(PassRefPtrWillBeRawPtr<StyleImage> image, LengthBox imageSlices, bool fill, const BorderImageLengthBox& borderSlices, const BorderImageLengthBox& outset, ENinePieceImageRule horizontalRule, ENinePieceImageRule verticalRule)
  45 {
  46     m_data.init();
  47     m_data.access()->image = image;
  48     m_data.access()->imageSlices = imageSlices;
  49     m_data.access()->borderSlices = borderSlices;
  50     m_data.access()->outset = outset;
  51     m_data.access()->fill = fill;
  52     m_data.access()->horizontalRule = horizontalRule;
  53     m_data.access()->verticalRule = verticalRule;
  54 }
  55
  56 NinePieceImageData::NinePieceImageData()
  57     : fill(false)
  58     , horizontalRule(StretchImageRule)
  59     , verticalRule(StretchImageRule)
  60     , image(nullptr)
  61     , imageSlices(Length(100, Percent), Length(100, Percent), Length(100, Percent), Length(100, Percent))
  62     , borderSlices(1.0, 1.0, 1.0, 1.0)
  63     , outset(Length(0, Fixed), Length(0, Fixed), Length(0, Fixed), Length(0, Fixed))
  64 {
  65 }
  66
  67 NinePieceImageData::NinePieceImageData(const NinePieceImageData& other)
  68     : RefCounted<NinePieceImageData>()
  69     , fill(other.fill)
  70     , horizontalRule(other.horizontalRule)
  71     , verticalRule(other.verticalRule)
  72     , image(other.image)
  73     , imageSlices(other.imageSlices)
  74     , borderSlices(other.borderSlices)
  75     , outset(other.outset)
  76 {
  77 }
  78
  79 bool NinePieceImageData::operator==(const NinePieceImageData& other) const
  80 {
  81     return dataEquivalent(image, other.image)
  82         && imageSlices == other.imageSlices
  83         && fill == other.fill
  84         && borderSlices == other.borderSlices
  85         && outset == other.outset
  86         && horizontalRule == other.horizontalRule
  87         && verticalRule == other.verticalRule;
  88 }
  89
  90 }