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/*
* Copyright (C) 2015 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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.
*/
#pragma once
#include "EmptyClients.h"
#include "SVGImage.h"
#include <wtf/WeakPtr.h>
namespace WebCore {
class SVGImageChromeClient final : public EmptyChromeClient {
WTF_MAKE_NONCOPYABLE(SVGImageChromeClient); WTF_MAKE_FAST_ALLOCATED;
public:
SVGImageChromeClient(SVGImage* image)
: m_image(image)
{
}
~SVGImageChromeClient()
{
// Verify that page teardown destroyed the Chrome
ASSERT(!m_image);
}
bool isSVGImageChromeClient() const final { return true; }
SVGImage* image() const { return m_image.get(); }
private:
void chromeDestroyed() final
{
m_image = nullptr;
}
void invalidateContentsAndRootView(const IntRect& rect) final
{
RefPtr image { m_image.get() };
// If m_image->internalPage() is null, we're being destroyed.
if (!image || !image->internalPage())
return;
auto imageObserver = image->imageObserver();
if (!imageObserver)
return;
imageObserver->imageFrameAvailable(*image, image->isAnimating() ? ImageAnimatingState::Yes : ImageAnimatingState::No, &rect);
}
bool scheduleRenderingUpdate() final
{
RefPtr image { m_image.get() };
if (!image)
return true;
if (auto imageObserver = image->imageObserver())
imageObserver->scheduleRenderingUpdate(*image);
return true;
}
WeakPtr<SVGImage> m_image;
};
} // namespace WebCore
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