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      1 /*
      2  * Copyright (C) 2008 Holger Hans Peter Freyther
      3  *
      4  * All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     22  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     23  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #ifndef StillImageQt_h
     29 #define StillImageQt_h
     30 
     31 #include "Image.h"
     32 
     33 namespace WebCore {
     34 
     35     class StillImage : public Image {
     36     public:
     37         static PassRefPtr<StillImage> create(const QPixmap& pixmap)
     38         {
     39             return adoptRef(new StillImage(pixmap));
     40         }
     41 
     42         static PassRefPtr<StillImage> createForRendering(const QPixmap* pixmap)
     43         {
     44             return adoptRef(new StillImage(pixmap));
     45         }
     46 
     47         // FIXME: StillImages are underreporting decoded sizes and will be unable
     48         // to prune because these functions are not implemented yet.
     49         virtual void destroyDecodedData(bool destroyAll = true) { Q_UNUSED(destroyAll); }
     50         virtual unsigned decodedSize() const { return 0; }
     51 
     52         virtual IntSize size() const;
     53         virtual NativeImagePtr nativeImageForCurrentFrame();
     54         virtual void draw(GraphicsContext*, const FloatRect& dstRect, const FloatRect& srcRect, ColorSpace styleColorSpace, CompositeOperator);
     55 
     56     private:
     57         StillImage(const QPixmap& pixmap);
     58         StillImage(const QPixmap* pixmap);
     59         ~StillImage();
     60 
     61         const QPixmap* m_pixmap;
     62         bool m_ownsPixmap;
     63     };
     64 
     65 }
     66 
     67 #endif
     68