DrawingAreaProxyImpl.h revision 65f03d4f644ce73618e5f4f50dd694b26f55ae12
1/* 2 * Copyright (C) 2011 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 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. 12 * 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 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef DrawingAreaProxyImpl_h 27#define DrawingAreaProxyImpl_h 28 29#include "BackingStore.h" 30#include "DrawingAreaProxy.h" 31 32namespace WebKit { 33 34class DrawingAreaProxyImpl : public DrawingAreaProxy { 35public: 36 static PassOwnPtr<DrawingAreaProxyImpl> create(WebPageProxy*); 37 virtual ~DrawingAreaProxyImpl(); 38 39 void paint(BackingStore::PlatformGraphicsContext, const WebCore::IntRect&); 40 41private: 42 explicit DrawingAreaProxyImpl(WebPageProxy*); 43 44 // DrawingAreaProxy 45 virtual void didReceiveMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*); 46 virtual void didReceiveSyncMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*); 47 virtual bool paint(const WebCore::IntRect&, PlatformDrawingContext); 48 virtual void sizeDidChange(); 49 virtual void setPageIsVisible(bool); 50 virtual void attachCompositingContext(uint32_t contextID); 51 virtual void detachCompositingContext(); 52 53 // CoreIPC message handlers 54 virtual void update(const UpdateInfo&); 55 virtual void didSetSize(); 56 57 void incorporateUpdate(const UpdateInfo&); 58 void sendSetSize(); 59 60 OwnPtr<BackingStore> m_backingStore; 61}; 62 63} // namespace WebKit 64 65#endif // DrawingAreaProxyImpl_h 66