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/*
* Copyright (C) 2011 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.
*/
#ifndef UpdateInfo_h
#define UpdateInfo_h
#include "ShareableBitmap.h"
#include <WebCore/IntRect.h>
#include <wtf/Noncopyable.h>
#include <wtf/Vector.h>
namespace IPC {
class Decoder;
class Encoder;
}
namespace WebKit {
class UpdateInfo {
WTF_MAKE_NONCOPYABLE(UpdateInfo);
public:
UpdateInfo() { }
void encode(IPC::Encoder&) const;
static bool decode(IPC::Decoder&, UpdateInfo&);
// The size of the web view.
WebCore::IntSize viewSize;
float deviceScaleFactor;
// The rect and delta to be scrolled.
WebCore::IntRect scrollRect;
WebCore::IntSize scrollOffset;
// The bounds of the update rects.
WebCore::IntRect updateRectBounds;
// All the update rects, in view coordinates.
Vector<WebCore::IntRect> updateRects;
// The page scale factor used to render this update.
float updateScaleFactor;
// The handle of the shareable bitmap containing the updates. Will be null if there are no updates.
ShareableBitmap::Handle bitmapHandle;
// The offset in the bitmap where the rendered contents are.
WebCore::IntPoint bitmapOffset;
};
} // namespace WebKit
#endif // UpdateInfo_h