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 TiledCoreAnimationDrawingAreaProxy_h 27#define TiledCoreAnimationDrawingAreaProxy_h 28 29#if !PLATFORM(IOS) 30 31#include "DrawingAreaProxy.h" 32 33namespace WebKit { 34 35class TiledCoreAnimationDrawingAreaProxy : public DrawingAreaProxy { 36public: 37 explicit TiledCoreAnimationDrawingAreaProxy(WebPageProxy*); 38 virtual ~TiledCoreAnimationDrawingAreaProxy(); 39 40private: 41 // DrawingAreaProxy 42 virtual void deviceScaleFactorDidChange() override; 43 virtual void sizeDidChange() override; 44 virtual void waitForPossibleGeometryUpdate(std::chrono::milliseconds timeout = didUpdateBackingStoreStateTimeout()) override; 45 virtual void colorSpaceDidChange() override; 46 virtual void minimumLayoutSizeDidChange() override; 47 48 virtual void enterAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext&) override; 49 virtual void exitAcceleratedCompositingMode(uint64_t backingStoreStateID, const UpdateInfo&) override; 50 virtual void updateAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext&) override; 51 52 virtual void adjustTransientZoom(double scale, WebCore::FloatPoint origin) override; 53 virtual void commitTransientZoom(double scale, WebCore::FloatPoint origin) override; 54 55 virtual void waitForDidUpdateViewState() override; 56 57 // Message handlers. 58 virtual void didUpdateGeometry() override; 59 virtual void intrinsicContentSizeDidChange(const WebCore::IntSize& newIntrinsicContentSize) override; 60 61 void sendUpdateGeometry(); 62 63 // Whether we're waiting for a DidUpdateGeometry message from the web process. 64 bool m_isWaitingForDidUpdateGeometry; 65 66 // The last size we sent to the web process. 67 WebCore::IntSize m_lastSentSize; 68 WebCore::IntSize m_lastSentLayerPosition; 69 70 // The last minimum layout size we sent to the web process. 71 WebCore::IntSize m_lastSentMinimumLayoutSize; 72}; 73 74DRAWING_AREA_PROXY_TYPE_CASTS(TiledCoreAnimationDrawingAreaProxy, type() == DrawingAreaTypeTiledCoreAnimation); 75 76} // namespace WebKit 77 78#endif // !PLATFORM(IOS) 79 80#endif // TiledCoreAnimationDrawingAreaProxy_h 81