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       1                 :            : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2                 :            : /*
       3                 :            :  * This file is part of the LibreOffice project.
       4                 :            :  *
       5                 :            :  * This Source Code Form is subject to the terms of the Mozilla Public
       6                 :            :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7                 :            :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8                 :            :  *
       9                 :            :  * This file incorporates work covered by the following license notice:
      10                 :            :  *
      11                 :            :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12                 :            :  *   contributor license agreements. See the NOTICE file distributed
      13                 :            :  *   with this work for additional information regarding copyright
      14                 :            :  *   ownership. The ASF licenses this file to you under the Apache
      15                 :            :  *   License, Version 2.0 (the "License"); you may not use this file
      16                 :            :  *   except in compliance with the License. You may obtain a copy of
      17                 :            :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18                 :            :  */
      19                 :            : 
      20                 :            : #ifndef INCLUDED_SLIDESHOW_SLIDEBITMAP_HXX
      21                 :            : #define INCLUDED_SLIDESHOW_SLIDEBITMAP_HXX
      22                 :            : 
      23                 :            : #include <com/sun/star/uno/Reference.hxx>
      24                 :            : #include <cppcanvas/canvas.hxx>
      25                 :            : #include <cppcanvas/bitmap.hxx>
      26                 :            : 
      27                 :            : #include <basegfx/point/b2dpoint.hxx>
      28                 :            : #include <basegfx/polygon/b2dpolypolygon.hxx>
      29                 :            : 
      30                 :            : #include <boost/shared_ptr.hpp>
      31                 :            : #include <boost/noncopyable.hpp>
      32                 :            : 
      33                 :            : namespace com { namespace sun { namespace star { namespace rendering
      34                 :            : {
      35                 :            :     class XBitmap;
      36                 :            : } } } }
      37                 :            : 
      38                 :            : 
      39                 :            : /* Definition of SlideBitmap class */
      40                 :            : 
      41                 :            : namespace slideshow
      42                 :            : {
      43                 :            :     namespace internal
      44                 :            :     {
      45                 :            : 
      46                 :            :         /** Little wrapper encapsulating an XBitmap
      47                 :            : 
      48                 :            :             This is to insulate us from changes to the preferred
      49                 :            :             transport format for bitmaps (using a sole XBitmap here is
      50                 :            :             a hack, since it is not guaranteed to work, or to work
      51                 :            :             without data loss, across different canvases). And since
      52                 :            :             we don't want to revert to a VCL Bitmap here, have to wait
      53                 :            :             until basegfx bitmap tooling is ready.
      54                 :            : 
      55                 :            :             TODO(F2): Add support for Canvas-independent bitmaps
      56                 :            :             here. Then, Slide::getInitialSlideBitmap and
      57                 :            :             Slide::getFinalSlideBitmap must also be adapted (they no
      58                 :            :             longer need a Canvas ptr, which is actually a hack now).
      59                 :            :          */
      60                 :          0 :         class SlideBitmap : private boost::noncopyable
      61                 :            :         {
      62                 :            :         public:
      63                 :            :             SlideBitmap( const ::cppcanvas::BitmapSharedPtr& rBitmap );
      64                 :            : 
      65                 :            :             bool                draw( const ::cppcanvas::CanvasSharedPtr& rCanvas ) const;
      66                 :            :             ::basegfx::B2ISize  getSize() const;
      67                 :            :             ::basegfx::B2DPoint getOutputPos() const{return maOutputPos;}
      68                 :            :             void                move( const ::basegfx::B2DPoint& rNewPos );
      69                 :            :             void                clip( const ::basegfx::B2DPolyPolygon& rClipPoly );
      70                 :            : 
      71                 :            :             ::com::sun::star::uno::Reference<
      72                 :            :                 ::com::sun::star::rendering::XBitmap >    getXBitmap();
      73                 :            : 
      74                 :            :         private:
      75                 :            :             ::basegfx::B2DPoint                                     maOutputPos;
      76                 :            :             ::basegfx::B2DPolyPolygon                               maClipPoly;
      77                 :            : 
      78                 :            :             // TODO(Q2): Remove UNO bitmap as the transport medium
      79                 :            :             ::com::sun::star::uno::Reference<
      80                 :            :                 ::com::sun::star::rendering::XBitmap >      mxBitmap;
      81                 :            :         };
      82                 :            : 
      83                 :            :         typedef ::boost::shared_ptr< SlideBitmap > SlideBitmapSharedPtr;
      84                 :            :     }
      85                 :            : }
      86                 :            : 
      87                 :            : #endif /* INCLUDED_SLIDESHOW_SLIDEBITMAP_HXX */
      88                 :            : 
      89                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */