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/*
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
*
* 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.
*/
#ifndef TiledDrawingAreaProxy_h
#define TiledDrawingAreaProxy_h
#if USE(TILED_BACKING_STORE)
#include "DrawingAreaProxy.h"
#include <WebCore/GraphicsContext.h>
#include <WebCore/IntRect.h>
#include <wtf/HashSet.h>
#include "RunLoop.h"
#if PLATFORM(MAC)
#include <wtf/RetainPtr.h>
#ifdef __OBJC__
@class WKView;
#else
class WKView;
#endif
#endif
namespace WebCore {
class GraphicsContext;
}
#if PLATFORM(QT)
class QQuickWebPage;
typedef QQuickWebPage PlatformWebView;
#endif
namespace WebKit {
class ShareableBitmap;
class TiledDrawingAreaTileSet;
class WebPageProxy;
#if PLATFORM(MAC)
typedef WKView PlatformWebView;
#elif PLATFORM(WIN)
class WebView;
typedef WebView PlatformWebView;
#endif
class TiledDrawingAreaProxy : public DrawingAreaProxy {
public:
static PassOwnPtr<TiledDrawingAreaProxy> create(PlatformWebView* webView, WebPageProxy*);
TiledDrawingAreaProxy(PlatformWebView*, WebPageProxy*);
virtual ~TiledDrawingAreaProxy();
void setVisibleContentRectAndScale(const WebCore::IntRect&, float);
void setVisibleContentRectTrajectoryVector(const WebCore::FloatPoint&);
void renderNextFrame();
#if USE(ACCELERATED_COMPOSITING)
virtual void attachCompositingContext(uint32_t /* contextID */) { }
virtual void detachCompositingContext() { }
#endif
private:
WebPageProxy* page();
void updateWebView(const Vector<WebCore::IntRect>& paintedArea);
// DrawingAreaProxy
virtual void sizeDidChange();
virtual void deviceScaleFactorDidChange();
virtual void createTile(int tileID, const UpdateInfo&);
virtual void updateTile(int tileID, const UpdateInfo&);
virtual void didRenderFrame();
virtual void removeTile(int tileID);
private:
bool m_isWaitingForDidSetFrameNotification;
PlatformWebView* m_webView;
#if PLATFORM(QT)
// Maps tile IDs to node IDs.
HashMap<int, int> m_tileNodeMap;
#endif
};
} // namespace WebKit
#endif // USE(TILED_BACKING_STORE)
#endif // TiledDrawingAreaProxy_h
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