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/*
* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
* Copyright (C) 2014 Igalia S.L.
*
* 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 "config.h"
#include "BitmapTextureImageBuffer.h"
#include "GraphicsLayer.h"
#if PLATFORM(QT)
#include "GraphicsContext.h"
#include "NativeImageQt.h"
#endif
namespace WebCore {
void BitmapTextureImageBuffer::updateContents(const void* data, const IntRect& targetRect, const IntPoint& sourceOffset, int bytesPerLine, UpdateContentsFlag)
{
#if PLATFORM(QT)
QImage image(reinterpret_cast<const uchar*>(data), targetRect.width(), targetRect.height(), bytesPerLine, NativeImageQt::defaultFormatForAlphaEnabledImages());
QPainter* painter = m_image->context().platformContext();
painter->save();
painter->setCompositionMode(QPainter::CompositionMode_Source);
painter->drawImage(targetRect, image, IntRect(sourceOffset, targetRect.size()));
painter->restore();
#elif PLATFORM(CAIRO)
RefPtr<cairo_surface_t> surface = adoptRef(cairo_image_surface_create_for_data(static_cast<unsigned char*>(data()),
CAIRO_FORMAT_ARGB32, targetRect.width(), targetRect.height(), bytesPerLine));
m_image->context()->platformContext()->drawSurfaceToContext(surface.get(), targetRect,
IntRect(sourceOffset, targetRect.size()), m_image->context());
#else
UNUSED_PARAM(data);
UNUSED_PARAM(targetRect);
UNUSED_PARAM(sourceOffset);
UNUSED_PARAM(bytesPerLine);
#endif
}
void BitmapTextureImageBuffer::updateContents(TextureMapper&, GraphicsLayer* sourceLayer, const IntRect& targetRect, const IntPoint& sourceOffset, UpdateContentsFlag, float scale)
{
// QTFIXME: Handle scale, like BitmapTexture::updateContents
GraphicsContext& context = m_image->context();
context.clearRect(targetRect);
IntRect sourceRect(targetRect);
sourceRect.setLocation(sourceOffset);
context.save();
context.clip(targetRect);
context.translate(targetRect.x() - sourceOffset.x(), targetRect.y() - sourceOffset.y());
sourceLayer->paintGraphicsLayerContents(context, sourceRect);
context.restore();
}
void BitmapTextureImageBuffer::didReset()
{
m_image = ImageBuffer::create(contentSize(), Unaccelerated);
}
void BitmapTextureImageBuffer::updateContents(Image* image, const IntRect& targetRect, const IntPoint& offset, UpdateContentsFlag)
{
m_image->context().drawImage(*image, targetRect, IntRect(offset, targetRect.size()), CompositeCopy);
}
} // namespace WebCore
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