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      1 /*
      2  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.  All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  * 1. Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  * 2. Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef PDFDocumentImage_h
     27 #define PDFDocumentImage_h
     28 
     29 #include "Image.h"
     30 
     31 #include "FloatRect.h"
     32 #include "GraphicsTypes.h"
     33 
     34 #if USE(CG)
     35 
     36 #include <ApplicationServices/ApplicationServices.h>
     37 
     38 namespace WebCore {
     39 
     40     class GraphicsContext;
     41 
     42     class PDFDocumentImage : public Image {
     43     public:
     44         static PassRefPtr<PDFDocumentImage> create()
     45         {
     46             return adoptRef(new PDFDocumentImage);
     47         }
     48 
     49     private:
     50         virtual ~PDFDocumentImage();
     51 
     52         virtual String filenameExtension() const;
     53 
     54         virtual bool hasSingleSecurityOrigin() const { return true; }
     55 
     56         virtual bool dataChanged(bool allDataReceived);
     57 
     58         // FIXME: PDF Images are underreporting decoded sizes and will be unable
     59         // to prune because these functions are not implemented yet.
     60         virtual void destroyDecodedData(bool /*destroyAll*/ = true) { }
     61         virtual unsigned decodedSize() const { return 0; }
     62 
     63         virtual IntSize size() const;
     64 
     65         PDFDocumentImage();
     66         virtual void draw(GraphicsContext*, const FloatRect& dstRect, const FloatRect& srcRect, ColorSpace styleColorSpace, CompositeOperator);
     67 
     68         void setCurrentPage(int);
     69         int pageCount() const;
     70         void adjustCTM(GraphicsContext*) const;
     71 
     72         CGPDFDocumentRef m_document;
     73         FloatRect m_mediaBox;
     74         FloatRect m_cropBox;
     75         float m_rotation;
     76         int m_currentPage;
     77     };
     78 
     79 }
     80 
     81 #endif // USE(CG)
     82 
     83 #endif // PDFDocumentImage_h
     84