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/*
* Copyright (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004-2017 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "config.h"
#include "StyleBackgroundData.h"
#include "BorderData.h"
#include "RenderStyleConstants.h"
#include "RenderStyleDifference.h"
#include "RenderStyleInlines.h"
namespace WebCore {
DEFINE_ALLOCATOR_WITH_HEAP_IDENTIFIER(StyleBackgroundData);
StyleBackgroundData::StyleBackgroundData()
: background(FillLayer::create(FillLayerType::Background))
, color(RenderStyle::initialBackgroundColor())
{
}
inline StyleBackgroundData::StyleBackgroundData(const StyleBackgroundData& other)
: RefCounted<StyleBackgroundData>()
, background(other.background)
, color(other.color)
, outline(other.outline)
{
}
Ref<StyleBackgroundData> StyleBackgroundData::copy() const
{
return adoptRef(*new StyleBackgroundData(*this));
}
bool StyleBackgroundData::operator==(const StyleBackgroundData& other) const
{
return background == other.background && color == other.color && outline == other.outline;
}
bool StyleBackgroundData::isEquivalentForPainting(const StyleBackgroundData& other, bool currentColorDiffers) const
{
if (background != other.background || color != other.color)
return false;
if (currentColorDiffers && color.containsCurrentColor())
return false;
if (!outline.isVisible() && !other.outline.isVisible())
return true;
if (currentColorDiffers && outline.color().containsCurrentColor())
return false;
return outline == other.outline;
}
void StyleBackgroundData::dump(TextStream& ts, DumpStyleValues behavior) const
{
if (behavior == DumpStyleValues::All || *background != FillLayer::create(FillLayerType::Background).get())
ts.dumpProperty("background-image", background);
if (behavior == DumpStyleValues::All || color != RenderStyle::initialBackgroundColor())
ts.dumpProperty("background-color", color);
if (behavior == DumpStyleValues::All || outline != OutlineValue())
ts.dumpProperty("outline", outline);
}
#if !LOG_DISABLED
void StyleBackgroundData::dumpDifferences(TextStream& ts, const StyleBackgroundData& other) const
{
LOG_IF_DIFFERENT(background);
LOG_IF_DIFFERENT(color);
LOG_IF_DIFFERENT(outline);
}
#endif
TextStream& operator<<(TextStream& ts, const StyleBackgroundData& backgroundData)
{
backgroundData.dump(ts);
return ts;
}
} // namespace WebCore
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