2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 * Portions Copyright (c) 2010 Motorola Mobility, Inc. All rights reserved.
4 * Copyright (C) 2011 Igalia S.L.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
17 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
19 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
25 * THE POSSIBILITY OF SUCH DAMAGE.
29 #include "ChunkedUpdateDrawingArea.h"
31 #include "RefPtrCairo.h"
32 #include "UpdateChunk.h"
35 #include <WebCore/GraphicsContext.h>
36 #include <WebCore/IntRect.h>
38 using namespace WebCore;
42 void ChunkedUpdateDrawingArea::paintIntoUpdateChunk(UpdateChunk* updateChunk)
44 ASSERT(!updateChunk->isEmpty());
46 RefPtr<cairo_surface_t> image = updateChunk->createImage();
47 RefPtr<cairo_t> cr = cairo_create(image.get());
48 GraphicsContext gc(cr.get());
50 IntRect rect = updateChunk->rect();
51 gc.translate(-rect.x(), -rect.y());
52 m_webPage->drawRect(gc, updateChunk->rect());