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/*
* Copyright (C) 1999 Lars Knoll <knoll@kde.org>
* Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
* Copyright (C) 2000 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
* Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
* Copyright (C) 2010 Google Inc. All rights reserved.
* Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
*
* 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 "core/rendering/RenderImageResource.h"
#include "core/rendering/RenderImage.h"
#include "core/rendering/RenderObject.h"
namespace blink {
RenderImageResource::RenderImageResource()
: m_renderer(0)
, m_cachedImage(0)
{
}
RenderImageResource::~RenderImageResource()
{
}
void RenderImageResource::initialize(RenderObject* renderer)
{
ASSERT(!m_renderer);
ASSERT(renderer);
m_renderer = renderer;
}
void RenderImageResource::shutdown()
{
ASSERT(m_renderer);
if (m_cachedImage)
m_cachedImage->removeClient(m_renderer);
}
void RenderImageResource::setImageResource(ImageResource* newImage)
{
ASSERT(m_renderer);
if (m_cachedImage == newImage)
return;
if (m_cachedImage)
m_cachedImage->removeClient(m_renderer);
m_cachedImage = newImage;
if (m_cachedImage) {
m_cachedImage->addClient(m_renderer);
if (m_cachedImage->errorOccurred())
m_renderer->imageChanged(m_cachedImage.get());
} else {
m_renderer->imageChanged(m_cachedImage.get());
}
}
void RenderImageResource::resetAnimation()
{
ASSERT(m_renderer);
if (!m_cachedImage)
return;
image()->resetAnimation();
m_renderer->setShouldDoFullPaintInvalidation();
}
void RenderImageResource::setContainerSizeForRenderer(const IntSize& imageContainerSize)
{
ASSERT(m_renderer);
if (m_cachedImage)
m_cachedImage->setContainerSizeForRenderer(m_renderer, imageContainerSize, m_renderer->style()->effectiveZoom());
}
LayoutSize RenderImageResource::getImageSize(float multiplier, ImageResource::SizeType type) const
{
if (!m_cachedImage)
return LayoutSize();
LayoutSize size = m_cachedImage->imageSizeForRenderer(m_renderer, multiplier, type);
if (m_renderer && m_renderer->isRenderImage())
size.scale(toRenderImage(m_renderer)->imageDevicePixelRatio());
return size;
}
} // namespace blink