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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_VIEWBACKGROUNDSHAPE_HXX
      21                 :            : #define INCLUDED_SLIDESHOW_VIEWBACKGROUNDSHAPE_HXX
      22                 :            : 
      23                 :            : #include <com/sun/star/uno/Reference.hxx>
      24                 :            : #include <com/sun/star/rendering/XBitmap.hpp>
      25                 :            : 
      26                 :            : #include <basegfx/range/b2drectangle.hxx>
      27                 :            : #include <basegfx/matrix/b2dhommatrix.hxx>
      28                 :            : #include <cppcanvas/spritecanvas.hxx>
      29                 :            : 
      30                 :            : #include <boost/shared_ptr.hpp>
      31                 :            : #include <boost/utility.hpp>
      32                 :            : 
      33                 :            : #include "gdimtftools.hxx"
      34                 :            : #include "viewlayer.hxx"
      35                 :            : 
      36                 :            : 
      37                 :            : namespace slideshow
      38                 :            : {
      39                 :            :     namespace internal
      40                 :            :     {
      41                 :            :         /** This class is the viewable representation of a draw
      42                 :            :             document's background, associated to a specific View
      43                 :            : 
      44                 :            :             The class is able to render the associated background on
      45                 :            :             View implementations.
      46                 :            :          */
      47                 :          0 :         class ViewBackgroundShape : private boost::noncopyable
      48                 :            :         {
      49                 :            :         public:
      50                 :            :             /** Create a ViewBackgroundShape for the given View
      51                 :            : 
      52                 :            :                 @param rView
      53                 :            :                 The associated View object.
      54                 :            : 
      55                 :            :                 @param rShapeBounds
      56                 :            :                 Bounds of the background shape, in document coordinate
      57                 :            :                 system.
      58                 :            :              */
      59                 :            :             ViewBackgroundShape( const ViewLayerSharedPtr&      rViewLayer,
      60                 :            :                                  const ::basegfx::B2DRectangle& rShapeBounds );
      61                 :            : 
      62                 :            :             /** Query the associated view layer of this shape
      63                 :            :              */
      64                 :            :             ViewLayerSharedPtr getViewLayer() const;
      65                 :            : 
      66                 :            :             bool render( const GDIMetaFileSharedPtr& rMtf ) const;
      67                 :            : 
      68                 :            :         private:
      69                 :            :             /** Prefetch bitmap for given canvas
      70                 :            :              */
      71                 :            :             bool prefetch( const ::cppcanvas::CanvasSharedPtr&  rDestinationCanvas,
      72                 :            :                            const GDIMetaFileSharedPtr&          rMtf ) const;
      73                 :            : 
      74                 :            :             /** The view layer this object is part of.
      75                 :            :              */
      76                 :            :             ViewLayerSharedPtr                                  mpViewLayer;
      77                 :            : 
      78                 :            :             /// Generated content bitmap, already with correct output size
      79                 :            :             mutable ::com::sun::star::uno::Reference<
      80                 :            :                 ::com::sun::star::rendering::XBitmap >  mxBitmap;
      81                 :            : 
      82                 :            :             /// The last metafile a render object was generated for
      83                 :            :             mutable GDIMetaFileSharedPtr                        mpLastMtf;
      84                 :            : 
      85                 :            :             /// The canvas, mpRenderer is associated with
      86                 :            :             mutable ::basegfx::B2DHomMatrix                     maLastTransformation;
      87                 :            : 
      88                 :            :             const ::basegfx::B2DRectangle                       maBounds;
      89                 :            :         };
      90                 :            : 
      91                 :            :         typedef ::boost::shared_ptr< ViewBackgroundShape > ViewBackgroundShapeSharedPtr;
      92                 :            : 
      93                 :            :     }
      94                 :            : }
      95                 :            : 
      96                 :            : #endif /* INCLUDED_SLIDESHOW_VIEWBACKGROUNDSHAPE_HXX */
      97                 :            : 
      98                 :            : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */