1/* 2 * Copyright (C) 2010 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#include "config.h" 27#include "DrawingArea.h" 28#include <WebCore/DisplayRefreshMonitor.h> 29#include <WebCore/TransformationMatrix.h> 30#include <wtf/Functional.h> 31 32// Subclasses 33#if PLATFORM(COCOA) 34#include "RemoteLayerTreeDrawingArea.h" 35#include "TiledCoreAnimationDrawingArea.h" 36#else 37#if USE(COORDINATED_GRAPHICS) 38#include "CoordinatedDrawingArea.h" 39#else 40#include "DrawingAreaImpl.h" 41#endif 42#endif 43 44#include "WebPageCreationParameters.h" 45 46using namespace WebCore; 47 48namespace WebKit { 49 50std::unique_ptr<DrawingArea> DrawingArea::create(WebPage& webPage, const WebPageCreationParameters& parameters) 51{ 52 switch (parameters.drawingAreaType) { 53#if PLATFORM(COCOA) 54#if !PLATFORM(IOS) 55 case DrawingAreaTypeTiledCoreAnimation: 56 return std::make_unique<TiledCoreAnimationDrawingArea>(webPage, parameters); 57#endif 58 case DrawingAreaTypeRemoteLayerTree: 59 return std::make_unique<RemoteLayerTreeDrawingArea>(webPage, parameters); 60#else 61#if USE(COORDINATED_GRAPHICS) 62 case DrawingAreaTypeCoordinated: 63 return std::make_unique<CoordinatedDrawingArea>(webPage, parameters); 64#else 65 case DrawingAreaTypeImpl: 66 return std::make_unique<DrawingAreaImpl>(webPage, parameters); 67#endif 68#endif 69 } 70 71 return nullptr; 72} 73 74DrawingArea::DrawingArea(DrawingAreaType type, WebPage& webPage) 75 : m_type(type) 76 , m_webPage(webPage) 77{ 78} 79 80DrawingArea::~DrawingArea() 81{ 82} 83 84void DrawingArea::dispatchAfterEnsuringUpdatedScrollPosition(std::function<void ()> function) 85{ 86 // Scroll position updates are synchronous by default so we can just call the function right away here. 87 function(); 88} 89 90#if USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR) 91PassRefPtr<WebCore::DisplayRefreshMonitor> DrawingArea::createDisplayRefreshMonitor(PlatformDisplayID) 92{ 93 return nullptr; 94} 95#endif 96 97} // namespace WebKit 98