1 /*

     2  * Copyright (C) 2010 Apple Inc. All rights reserved.

     3  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  * 1. Redistributions of source code must retain the above copyright

     9  *    notice, this list of conditions and the following disclaimer.

    10  * 2. Redistributions in binary form must reproduce the above copyright

    11  *    notice, this list of conditions and the following disclaimer in the

    12  *    documentation and/or other materials provided with the distribution.

    13  *

    14  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''

    15  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

    16  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    17  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS

    18  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR

    19  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF

    20  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS

    21  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN

    22  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    23  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF

    24  * THE POSSIBILITY OF SUCH DAMAGE.

    25  */

    26 

    27 #include "ChunkedUpdateDrawingArea.h"

    28 

    29 #include "UpdateChunk.h"

    30 #include "WebPage.h"

    31 #include <QImage>

    32 #include <QPainter>

    33 #include <WebCore/GraphicsContext.h>

    34 

    35 using namespace WebCore;

    36 

    37 namespace WebKit {

    38 

    39 void ChunkedUpdateDrawingArea::paintIntoUpdateChunk(UpdateChunk* updateChunk)

    40 {

    41     QImage image(updateChunk->createImage());

    42     QPainter painter(&image);

    43     // Now paint into the backing store.

    44     GraphicsContext graphicsContext(&painter);

    45     graphicsContext.translate(-updateChunk->rect().x(), -updateChunk->rect().y());

    46 

    47     m_webPage->drawRect(graphicsContext, updateChunk->rect());

    48 }

    49 

    50 } // namespace WebKit