2 * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
3 * Copyright (C) 2007 Apple Inc. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
14 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
21 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
22 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #include <wtf/OwnPtr.h>
32 #include <wtf/PassRefPtr.h>
36 typedef struct CGImage* CGImageRef;
45 typedef struct _cairo_surface cairo_surface_t;
50 class GraphicsContext;
55 class ImageBuffer : Noncopyable {
57 static std::auto_ptr<ImageBuffer> create(const IntSize&, bool grayScale);
60 IntSize size() const { return m_size; }
61 GraphicsContext* context() const;
64 CGImageRef cgImage() const;
66 QPixmap* pixmap() const;
68 cairo_surface_t* surface() const;
71 PassRefPtr<ImageData> getImageData(const IntRect& rect) const;
76 OwnPtr<GraphicsContext> m_context;
79 ImageBuffer(void* imageData, const IntSize&, std::auto_ptr<GraphicsContext>);
80 mutable CGImageRef m_cgImage;
82 ImageBuffer(const QPixmap &px);
83 mutable QPixmap m_pixmap;
84 mutable QPainter* m_painter;
86 ImageBuffer(cairo_surface_t* surface);
87 mutable cairo_surface_t* m_surface;