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#import "config.h" 27#import "TiledCoreAnimationDrawingAreaProxy.h" 28 29#if !PLATFORM(IOS) 30 31#import "ColorSpaceData.h" 32#import "DrawingAreaMessages.h" 33#import "DrawingAreaProxyMessages.h" 34#import "LayerTreeContext.h" 35#import "WebPageProxy.h" 36#import "WebProcessProxy.h" 37 38using namespace IPC; 39using namespace WebCore; 40 41namespace WebKit { 42 43TiledCoreAnimationDrawingAreaProxy::TiledCoreAnimationDrawingAreaProxy(WebPageProxy* webPageProxy) 44 : DrawingAreaProxy(DrawingAreaTypeTiledCoreAnimation, webPageProxy) 45 , m_isWaitingForDidUpdateGeometry(false) 46{ 47} 48 49TiledCoreAnimationDrawingAreaProxy::~TiledCoreAnimationDrawingAreaProxy() 50{ 51} 52 53void TiledCoreAnimationDrawingAreaProxy::deviceScaleFactorDidChange() 54{ 55 m_webPageProxy->process().send(Messages::DrawingArea::SetDeviceScaleFactor(m_webPageProxy->deviceScaleFactor()), m_webPageProxy->pageID()); 56} 57 58void TiledCoreAnimationDrawingAreaProxy::sizeDidChange() 59{ 60 if (!m_webPageProxy->isValid()) 61 return; 62 63 // We only want one UpdateGeometry message in flight at once, so if we've already sent one but 64 // haven't yet received the reply we'll just return early here. 65 if (m_isWaitingForDidUpdateGeometry) 66 return; 67 68 sendUpdateGeometry(); 69} 70 71void TiledCoreAnimationDrawingAreaProxy::waitForPossibleGeometryUpdate(std::chrono::milliseconds timeout) 72{ 73 if (!m_isWaitingForDidUpdateGeometry) 74 return; 75 76 if (m_webPageProxy->process().state() != WebProcessProxy::State::Running) 77 return; 78 79 m_webPageProxy->process().connection()->waitForAndDispatchImmediately<Messages::DrawingAreaProxy::DidUpdateGeometry>(m_webPageProxy->pageID(), timeout); 80} 81 82void TiledCoreAnimationDrawingAreaProxy::colorSpaceDidChange() 83{ 84 m_webPageProxy->process().send(Messages::DrawingArea::SetColorSpace(m_webPageProxy->colorSpace()), m_webPageProxy->pageID()); 85} 86 87void TiledCoreAnimationDrawingAreaProxy::minimumLayoutSizeDidChange() 88{ 89 if (!m_webPageProxy->isValid()) 90 return; 91 92 // We only want one UpdateGeometry message in flight at once, so if we've already sent one but 93 // haven't yet received the reply we'll just return early here. 94 if (m_isWaitingForDidUpdateGeometry) 95 return; 96 97 sendUpdateGeometry(); 98} 99 100void TiledCoreAnimationDrawingAreaProxy::enterAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext& layerTreeContext) 101{ 102 m_webPageProxy->enterAcceleratedCompositingMode(layerTreeContext); 103} 104 105void TiledCoreAnimationDrawingAreaProxy::exitAcceleratedCompositingMode(uint64_t backingStoreStateID, const UpdateInfo&) 106{ 107 // This should never be called. 108 ASSERT_NOT_REACHED(); 109} 110 111void TiledCoreAnimationDrawingAreaProxy::updateAcceleratedCompositingMode(uint64_t backingStoreStateID, const LayerTreeContext& layerTreeContext) 112{ 113 m_webPageProxy->updateAcceleratedCompositingMode(layerTreeContext); 114} 115 116void TiledCoreAnimationDrawingAreaProxy::didUpdateGeometry() 117{ 118 ASSERT(m_isWaitingForDidUpdateGeometry); 119 120 m_isWaitingForDidUpdateGeometry = false; 121 122 IntSize minimumLayoutSize = m_webPageProxy->minimumLayoutSize(); 123 124 // If the WKView was resized while we were waiting for a DidUpdateGeometry reply from the web process, 125 // we need to resend the new size here. 126 if (m_lastSentSize != m_size || m_lastSentLayerPosition != m_layerPosition || m_lastSentMinimumLayoutSize != minimumLayoutSize) 127 sendUpdateGeometry(); 128} 129 130void TiledCoreAnimationDrawingAreaProxy::waitForDidUpdateViewState() 131{ 132 auto viewStateUpdateTimeout = std::chrono::milliseconds(250); 133 m_webPageProxy->process().connection()->waitForAndDispatchImmediately<Messages::WebPageProxy::DidUpdateViewState>(m_webPageProxy->pageID(), viewStateUpdateTimeout, InterruptWaitingIfSyncMessageArrives); 134} 135 136void TiledCoreAnimationDrawingAreaProxy::intrinsicContentSizeDidChange(const IntSize& newIntrinsicContentSize) 137{ 138 if (m_webPageProxy->minimumLayoutSize().width() > 0) 139 m_webPageProxy->intrinsicContentSizeDidChange(newIntrinsicContentSize); 140} 141 142void TiledCoreAnimationDrawingAreaProxy::sendUpdateGeometry() 143{ 144 ASSERT(!m_isWaitingForDidUpdateGeometry); 145 146 m_lastSentMinimumLayoutSize = m_webPageProxy->minimumLayoutSize(); 147 m_lastSentSize = m_size; 148 m_lastSentLayerPosition = m_layerPosition; 149 m_webPageProxy->process().send(Messages::DrawingArea::UpdateGeometry(m_size, m_layerPosition), m_webPageProxy->pageID()); 150 m_isWaitingForDidUpdateGeometry = true; 151} 152 153void TiledCoreAnimationDrawingAreaProxy::adjustTransientZoom(double scale, FloatPoint origin) 154{ 155 m_webPageProxy->process().send(Messages::DrawingArea::AdjustTransientZoom(scale, origin), m_webPageProxy->pageID()); 156} 157 158void TiledCoreAnimationDrawingAreaProxy::commitTransientZoom(double scale, FloatPoint origin) 159{ 160 m_webPageProxy->process().send(Messages::DrawingArea::CommitTransientZoom(scale, origin), m_webPageProxy->pageID()); 161} 162 163} // namespace WebKit 164 165#endif // !PLATFORM(IOS) 166