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/*
* Copyright (C) 2012 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "core/rendering/style/StyleFetchedImageSet.h"
#include "core/css/CSSImageSetValue.h"
#include "core/fetch/ImageResource.h"
#include "core/rendering/RenderObject.h"
namespace WebCore {
StyleFetchedImageSet::StyleFetchedImageSet(ImageResource* image, float imageScaleFactor, CSSImageSetValue* value)
: m_bestFitImage(image)
, m_imageScaleFactor(imageScaleFactor)
, m_imageSetValue(value)
{
m_isImageResourceSet = true;
m_bestFitImage->addClient(this);
}
StyleFetchedImageSet::~StyleFetchedImageSet()
{
m_bestFitImage->removeClient(this);
}
PassRefPtrWillBeRawPtr<CSSValue> StyleFetchedImageSet::cssValue() const
{
return m_imageSetValue;
}
bool StyleFetchedImageSet::canRender(const RenderObject& renderer, float multiplier) const
{
return m_bestFitImage->canRender(renderer, multiplier);
}
bool StyleFetchedImageSet::isLoaded() const
{
return m_bestFitImage->isLoaded();
}
bool StyleFetchedImageSet::errorOccurred() const
{
return m_bestFitImage->errorOccurred();
}
LayoutSize StyleFetchedImageSet::imageSize(const RenderObject* renderer, float multiplier) const
{
LayoutSize scaledImageSize = m_bestFitImage->imageSizeForRenderer(renderer, multiplier);
scaledImageSize.scale(1 / m_imageScaleFactor);
return scaledImageSize;
}
bool StyleFetchedImageSet::imageHasRelativeWidth() const
{
return m_bestFitImage->imageHasRelativeWidth();
}
bool StyleFetchedImageSet::imageHasRelativeHeight() const
{
return m_bestFitImage->imageHasRelativeHeight();
}
void StyleFetchedImageSet::computeIntrinsicDimensions(const RenderObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio)
{
m_bestFitImage->computeIntrinsicDimensions(intrinsicWidth, intrinsicHeight, intrinsicRatio);
}
bool StyleFetchedImageSet::usesImageContainerSize() const
{
return m_bestFitImage->usesImageContainerSize();
}
void StyleFetchedImageSet::setContainerSizeForRenderer(const RenderObject* renderer, const IntSize& imageContainerSize, float imageContainerZoomFactor)
{
m_bestFitImage->setContainerSizeForRenderer(renderer, imageContainerSize, imageContainerZoomFactor);
}
void StyleFetchedImageSet::addClient(RenderObject* renderer)
{
m_bestFitImage->addClient(renderer);
}
void StyleFetchedImageSet::removeClient(RenderObject* renderer)
{
m_bestFitImage->removeClient(renderer);
}
PassRefPtr<Image> StyleFetchedImageSet::image(RenderObject* renderer, const IntSize&) const
{
return m_bestFitImage->imageForRenderer(renderer);
}
bool StyleFetchedImageSet::knownToBeOpaque(const RenderObject* renderer) const
{
return m_bestFitImage->currentFrameKnownToBeOpaque(renderer);
}
} // namespace WebCore
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