2 * Copyright (C) 2010 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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27 #include "DrawingAreaProxy.h"
29 #include "WebPageProxy.h"
31 #if USE(UI_SIDE_COMPOSITING)
32 #include "LayerTreeCoordinatorProxy.h"
33 #include <CoreIPC/MessageID.h>
36 using namespace WebCore;
40 DrawingAreaProxy::DrawingAreaProxy(DrawingAreaType type, WebPageProxy* webPageProxy)
42 , m_webPageProxy(webPageProxy)
43 , m_size(webPageProxy->viewSize())
47 DrawingAreaProxy::~DrawingAreaProxy()
51 void DrawingAreaProxy::setSize(const IntSize& size, const IntSize& scrollOffset)
53 if (m_size == size && scrollOffset.isZero())
57 m_scrollOffset += scrollOffset;
61 #if USE(UI_SIDE_COMPOSITING)
62 void DrawingAreaProxy::updateViewport()
64 m_webPageProxy->setViewNeedsDisplay(viewportVisibleRect());
67 WebCore::IntRect DrawingAreaProxy::contentsRect() const
69 return IntRect(IntPoint::zero(), m_webPageProxy->viewSize());
72 void DrawingAreaProxy::didReceiveLayerTreeCoordinatorProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID messageID, CoreIPC::ArgumentDecoder* arguments)