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 UpdateInfo_h 27 #define UpdateInfo_h 28 29 #include "ShareableBitmap.h" 30 #include <WebCore/IntRect.h> 31 #include <wtf/Noncopyable.h> 32 33 namespace CoreIPC { 34 class ArgumentDecoder; 35 class ArgumentEncoder; 36 } 37 38 namespace WebKit { 39 40 class UpdateInfo { 41 WTF_MAKE_NONCOPYABLE(UpdateInfo); 42 43 public: UpdateInfo()44 UpdateInfo() { } 45 46 void encode(CoreIPC::ArgumentEncoder*) const; 47 static bool decode(CoreIPC::ArgumentDecoder*, UpdateInfo&); 48 49 // The size of the web view. 50 WebCore::IntSize viewSize; 51 52 // The rect and delta to be scrolled. 53 WebCore::IntRect scrollRect; 54 WebCore::IntSize scrollOffset; 55 56 // The bounds of the update rects. 57 WebCore::IntRect updateRectBounds; 58 59 // All the update rects, in view coordinates. 60 Vector<WebCore::IntRect> updateRects; 61 62 // The handle of the shareable bitmap containing the updates. Will be null if there are no updates. 63 ShareableBitmap::Handle bitmapHandle; 64 }; 65 66 } // namespace WebKit 67 68 #endif // UpdateInfo_h 69