author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 24 Sep 2009 12:53:48 +0300 | |
changeset 11 | c8a366e56285 |
parent 0 | dd21522fd290 |
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/* |
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* Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org> |
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* Copyright (C) 2007 Apple Inc. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef ImageBuffer_h |
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#define ImageBuffer_h |
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#include "IntSize.h" |
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#include <wtf/OwnPtr.h> |
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#include <memory> |
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#if PLATFORM(CG) |
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typedef struct CGImage* CGImageRef; |
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#endif |
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#if PLATFORM(QT) |
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#include <QPixmap> |
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class QPainter; |
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#endif |
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#if PLATFORM(CAIRO) |
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struct _cairo_surface; |
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#endif |
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namespace WebCore { |
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class GraphicsContext; |
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class RenderObject; |
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class ImageBuffer : Noncopyable { |
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public: |
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static std::auto_ptr<ImageBuffer> create(const IntSize&, bool grayScale); |
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~ImageBuffer(); |
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IntSize size() const; |
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GraphicsContext* context() const; |
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// This offers a way to render parts of a WebKit rendering tree into this ImageBuffer class. |
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// FIXME: This doesn't belong in the platform directory. |
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// Bad layering that this knows about the render tree. |
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// We need to move it into RenderObject or somewhere in the SVG world. |
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static void renderSubtreeToImage(ImageBuffer*, RenderObject*); |
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#if PLATFORM(CG) |
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CGImageRef cgImage() const; |
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#elif PLATFORM(QT) |
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QPixmap* pixmap() const; |
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#elif PLATFORM(CAIRO) |
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_cairo_surface* surface() const; |
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#endif |
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private: |
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void* m_data; |
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IntSize m_size; |
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OwnPtr<GraphicsContext> m_context; |
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#if PLATFORM(CG) |
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ImageBuffer(void* imageData, const IntSize&, std::auto_ptr<GraphicsContext>); |
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mutable CGImageRef m_cgImage; |
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#elif PLATFORM(QT) |
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ImageBuffer(const QPixmap &px); |
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mutable QPixmap m_pixmap; |
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mutable QPainter* m_painter; |
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#elif PLATFORM(CAIRO) |
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ImageBuffer(_cairo_surface* surface); |
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mutable _cairo_surface *m_surface; |
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#endif |
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}; |
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} |
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#endif |