2 * Copyright (C) 2011 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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.
29 #include "ShareableBitmap.h"
30 #include <WebCore/IntRect.h>
31 #include <wtf/Noncopyable.h>
34 class ArgumentDecoder;
35 class ArgumentEncoder;
41 WTF_MAKE_NONCOPYABLE(UpdateInfo);
46 void encode(CoreIPC::ArgumentEncoder*) const;
47 static bool decode(CoreIPC::ArgumentDecoder*, UpdateInfo&);
49 // The size of the web view.
50 WebCore::IntSize viewSize;
51 float deviceScaleFactor;
53 // The rect and delta to be scrolled.
54 WebCore::IntRect scrollRect;
55 WebCore::IntSize scrollOffset;
57 // The bounds of the update rects.
58 WebCore::IntRect updateRectBounds;
60 // All the update rects, in view coordinates.
61 Vector<WebCore::IntRect> updateRects;
63 // The page scale factor used to render this update.
64 float updateScaleFactor;
66 // The handle of the shareable bitmap containing the updates. Will be null if there are no updates.
67 ShareableBitmap::Handle bitmapHandle;
69 // The offset in the bitmap where the rendered contents are.
70 WebCore::IntPoint bitmapOffset;
75 #endif // UpdateInfo_h