1 /*

     2  * Copyright (C) 2006 Eric Seidel (eric@webkit.org)

     3  * Copyright (C) 2009 Apple Inc. All rights reserved.

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     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.

    13  *

    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. 

    25  */

    26 

    27 #ifndef SVGImage_h

    28 #define SVGImage_h

    29 

    30 #if ENABLE(SVG)

    31 

    32 #include "Image.h"

    33 

    34 namespace WebCore {

    35 

    36     class ImageBuffer;

    37     class Page;

    38     class SVGImageChromeClient;

    39     

    40     class SVGImage : public Image {

    41     public:

    42         static PassRefPtr<SVGImage> create(ImageObserver* observer)

    43         {

    44             return adoptRef(new SVGImage(observer));

    45         }

    46 

    47     private:

    48         virtual ~SVGImage();

    49 

    50         virtual String filenameExtension() const;

    51 

    52         virtual void setContainerSize(const IntSize&);

    53         virtual bool usesContainerSize() const;

    54         virtual bool hasRelativeWidth() const;

    55         virtual bool hasRelativeHeight() const;

    56 

    57         virtual IntSize size() const;

    58         

    59         virtual bool dataChanged(bool allDataReceived);

    60 

    61         // FIXME: SVGImages are underreporting decoded sizes and will be unable

    62         // to prune because these functions are not implemented yet.

    63         virtual void destroyDecodedData(bool) { }

    64         virtual unsigned decodedSize() const { return 0; }

    65 

    66         virtual NativeImagePtr frameAtIndex(size_t) { return 0; }

    67         

    68         SVGImage(ImageObserver*);

    69         virtual void draw(GraphicsContext*, const FloatRect& fromRect, const FloatRect& toRect, ColorSpace styleColorSpace, CompositeOperator);

    70         

    71         virtual NativeImagePtr nativeImageForCurrentFrame();

    72         

    73         OwnPtr<SVGImageChromeClient> m_chromeClient;

    74         OwnPtr<Page> m_page;

    75         OwnPtr<ImageBuffer> m_frameCache;

    76     };

    77 }

    78 

    79 #endif // ENABLE(SVG)

    80 

    81 #endif