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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 _CPPCANVAS_SPRITECANVAS_HXX
      21             : #define _CPPCANVAS_SPRITECANVAS_HXX
      22             : 
      23             : #include <sal/types.h>
      24             : #include <osl/diagnose.h>
      25             : #include <basegfx/vector/b2dsize.hxx>
      26             : 
      27             : #include <boost/shared_ptr.hpp>
      28             : 
      29             : 
      30             : #include <cppcanvas/bitmapcanvas.hxx>
      31             : #include <cppcanvas/sprite.hxx>
      32             : #include <cppcanvas/customsprite.hxx>
      33             : 
      34             : namespace com { namespace sun { namespace star { namespace rendering
      35             : {
      36             :     class  XSpriteCanvas;
      37             : } } } }
      38             : 
      39             : 
      40             : /* Definition of SpriteCanvas */
      41             : 
      42             : namespace cppcanvas
      43             : {
      44             :     class SpriteCanvas;
      45             : 
      46             :     // forward declaration, since cloneSpriteCanvas() also references SpriteCanvas
      47             :     typedef ::boost::shared_ptr< ::cppcanvas::SpriteCanvas > SpriteCanvasSharedPtr;
      48             : 
      49             :     /** SpriteCanvas interface
      50             :      */
      51           0 :     class SpriteCanvas : public virtual BitmapCanvas
      52             :     {
      53             :     public:
      54             :         virtual bool                    updateScreen( bool bUpdateAll ) const = 0;
      55             : 
      56             :         virtual CustomSpriteSharedPtr   createCustomSprite( const ::basegfx::B2DSize& ) const = 0;
      57             :         virtual SpriteSharedPtr         createClonedSprite( const SpriteSharedPtr& ) const = 0;
      58             : 
      59             :         // shared_ptr does not allow for covariant return types
      60             :         SpriteCanvasSharedPtr           cloneSpriteCanvas() const
      61             :         {
      62             :             SpriteCanvasSharedPtr p( ::boost::dynamic_pointer_cast< SpriteCanvas >(this->clone()) );
      63             :             OSL_ENSURE(p.get(), "SpriteCanvas::cloneSpriteCanvas(): dynamic cast failed");
      64             :             return p;
      65             :         }
      66             : 
      67             :         virtual ::com::sun::star::uno::Reference<
      68             :             ::com::sun::star::rendering::XSpriteCanvas >    getUNOSpriteCanvas() const = 0;
      69             :     };
      70             : 
      71             : }
      72             : 
      73             : #endif /* _CPPCANVAS_SPRITECANVAS_HXX */
      74             : 
      75             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */