1 files changed, 58 insertions, 0 deletions
diff --git a/Source/WebKit2/Shared/qt/ShareableBitmapQt.cpp b/Source/WebKit2/Shared/qt/ShareableBitmapQt.cpp
new file mode 100644
index 0000000..184b0f8
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+++ b/Source/WebKit2/Shared/qt/ShareableBitmapQt.cpp
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+/*
+ * Copyright (C) 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "ShareableBitmap.h"
+
+#include <QImage>
+#include <QPainter>
+#include <WebCore/GraphicsContext.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+static inline QImage createQImage(void* data, int width, int height)
+{
+    return QImage(reinterpret_cast<uchar*>(data), width, height, width * 4, QImage::Format_RGB32);
+}
+
+PassOwnPtr<GraphicsContext> ShareableBitmap::createGraphicsContext()
+{
+    QImage* image = new QImage(createQImage(data(), m_size.width(), m_size.height()));
+    GraphicsContext* context = new GraphicsContext(new QPainter(image));
+    context->takeOwnershipOfPlatformContext();
+    return context;
+}
+
+void ShareableBitmap::paint(GraphicsContext& context, const IntPoint& dstPoint, const IntRect& srcRect)
+{
+    QImage image = createQImage(data(), m_size.width(), m_size.height());
+    QPainter* painter = context.platformContext();
+    painter->translate(-srcRect.x(), -srcRect.y());
+    painter->drawImage(dstPoint, image, QRect(srcRect));
+    painter->translate(srcRect.x(), srcRect.y());
+}
+
+} // namespace WebKit