| /* |
| * Copyright (C) 2012 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. |
| */ |
| |
| #import "config.h" |
| #import "RemoteLayerTreeContext.h" |
| |
| #import "GenericCallback.h" |
| #import "GraphicsLayerCARemote.h" |
| #import "PlatformCALayerRemote.h" |
| #import "RemoteLayerBackingStoreCollection.h" |
| #import "RemoteLayerTreeTransaction.h" |
| #import "WebPage.h" |
| #import <WebCore/Frame.h> |
| #import <WebCore/FrameView.h> |
| #import <WebCore/Page.h> |
| #import <wtf/SetForScope.h> |
| #import <wtf/SystemTracing.h> |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| RemoteLayerTreeContext::RemoteLayerTreeContext(WebPage& webPage) |
| : m_webPage(webPage) |
| , m_currentTransaction(nullptr) |
| { |
| } |
| |
| RemoteLayerTreeContext::~RemoteLayerTreeContext() |
| { |
| for (auto& layer : m_livePlatformLayers.values()) |
| layer->clearContext(); |
| |
| auto graphicsLayers = m_liveGraphicsLayers; |
| for (auto& layer : graphicsLayers) |
| layer->clearContext(); |
| } |
| |
| void RemoteLayerTreeContext::adoptLayersFromContext(RemoteLayerTreeContext& oldContext) |
| { |
| auto& platformLayers = oldContext.m_livePlatformLayers; |
| while (!platformLayers.isEmpty()) |
| platformLayers.begin()->value->moveToContext(*this); |
| |
| auto& graphicsLayers = oldContext.m_liveGraphicsLayers; |
| while (!graphicsLayers.isEmpty()) |
| (*graphicsLayers.begin())->moveToContext(*this); |
| } |
| |
| float RemoteLayerTreeContext::deviceScaleFactor() const |
| { |
| return m_webPage.deviceScaleFactor(); |
| } |
| |
| LayerHostingMode RemoteLayerTreeContext::layerHostingMode() const |
| { |
| return m_webPage.layerHostingMode(); |
| } |
| |
| #if PLATFORM(IOS_FAMILY) |
| bool RemoteLayerTreeContext::canShowWhileLocked() const |
| { |
| return m_webPage.canShowWhileLocked(); |
| } |
| #endif |
| |
| void RemoteLayerTreeContext::layerDidEnterContext(PlatformCALayerRemote& layer, PlatformCALayer::LayerType type) |
| { |
| GraphicsLayer::PlatformLayerID layerID = layer.layerID(); |
| |
| RemoteLayerTreeTransaction::LayerCreationProperties creationProperties; |
| creationProperties.layerID = layerID; |
| creationProperties.type = type; |
| creationProperties.embeddedViewID = layer.embeddedViewID(); |
| |
| if (layer.isPlatformCALayerRemoteCustom()) { |
| creationProperties.hostingContextID = layer.hostingContextID(); |
| creationProperties.hostingDeviceScaleFactor = deviceScaleFactor(); |
| } |
| |
| m_createdLayers.add(layerID, WTFMove(creationProperties)); |
| m_livePlatformLayers.add(layerID, &layer); |
| } |
| |
| void RemoteLayerTreeContext::layerWillLeaveContext(PlatformCALayerRemote& layer) |
| { |
| ASSERT(layer.layerID()); |
| GraphicsLayer::PlatformLayerID layerID = layer.layerID(); |
| |
| m_createdLayers.remove(layerID); |
| m_livePlatformLayers.remove(layerID); |
| |
| ASSERT(!m_destroyedLayers.contains(layerID)); |
| m_destroyedLayers.append(layerID); |
| |
| m_layersWithAnimations.remove(layerID); |
| } |
| |
| void RemoteLayerTreeContext::graphicsLayerDidEnterContext(GraphicsLayerCARemote& layer) |
| { |
| m_liveGraphicsLayers.add(&layer); |
| } |
| |
| void RemoteLayerTreeContext::graphicsLayerWillLeaveContext(GraphicsLayerCARemote& layer) |
| { |
| m_liveGraphicsLayers.remove(&layer); |
| } |
| |
| void RemoteLayerTreeContext::backingStoreWasCreated(RemoteLayerBackingStore& backingStore) |
| { |
| m_backingStoreCollection.backingStoreWasCreated(backingStore); |
| } |
| |
| void RemoteLayerTreeContext::backingStoreWillBeDestroyed(RemoteLayerBackingStore& backingStore) |
| { |
| m_backingStoreCollection.backingStoreWillBeDestroyed(backingStore); |
| } |
| |
| bool RemoteLayerTreeContext::backingStoreWillBeDisplayed(RemoteLayerBackingStore& backingStore) |
| { |
| return m_backingStoreCollection.backingStoreWillBeDisplayed(backingStore); |
| } |
| |
| Ref<GraphicsLayer> RemoteLayerTreeContext::createGraphicsLayer(WebCore::GraphicsLayer::Type layerType, GraphicsLayerClient& client) |
| { |
| return adoptRef(*new GraphicsLayerCARemote(layerType, client, *this)); |
| } |
| |
| void RemoteLayerTreeContext::buildTransaction(RemoteLayerTreeTransaction& transaction, PlatformCALayer& rootLayer) |
| { |
| TraceScope tracingScope(BuildTransactionStart, BuildTransactionEnd); |
| |
| PlatformCALayerRemote& rootLayerRemote = downcast<PlatformCALayerRemote>(rootLayer); |
| transaction.setRootLayerID(rootLayerRemote.layerID()); |
| |
| m_currentTransaction = &transaction; |
| rootLayerRemote.recursiveBuildTransaction(*this, transaction); |
| m_currentTransaction = nullptr; |
| |
| transaction.setCreatedLayers(copyToVector(m_createdLayers.values())); |
| transaction.setDestroyedLayerIDs(WTFMove(m_destroyedLayers)); |
| |
| m_createdLayers.clear(); |
| } |
| |
| void RemoteLayerTreeContext::layerPropertyChangedWhileBuildingTransaction(PlatformCALayerRemote& layer) |
| { |
| if (m_currentTransaction) |
| m_currentTransaction->layerPropertiesChanged(layer); |
| } |
| |
| void RemoteLayerTreeContext::willStartAnimationOnLayer(PlatformCALayerRemote& layer) |
| { |
| m_layersWithAnimations.add(layer.layerID(), &layer); |
| } |
| |
| void RemoteLayerTreeContext::animationDidStart(WebCore::GraphicsLayer::PlatformLayerID layerID, const String& key, MonotonicTime startTime) |
| { |
| auto it = m_layersWithAnimations.find(layerID); |
| if (it != m_layersWithAnimations.end()) |
| it->value->animationStarted(key, startTime); |
| } |
| |
| void RemoteLayerTreeContext::animationDidEnd(WebCore::GraphicsLayer::PlatformLayerID layerID, const String& key) |
| { |
| auto it = m_layersWithAnimations.find(layerID); |
| if (it != m_layersWithAnimations.end()) |
| it->value->animationEnded(key); |
| } |
| |
| } // namespace WebKit |