cppcanvas/source/inc/canvasgraphichelper.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: canvasgraphichelper.hxx,v $
  10  * $Revision: 1.7 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #ifndef _CPPCANVAS_CANVASGRAPHICHELPER_HXX
  32 #define _CPPCANVAS_CANVASGRAPHICHELPER_HXX
  33
  34 #include <com/sun/star/rendering/RenderState.hpp>
  35 #include <basegfx/polygon/b2dpolypolygon.hxx>
  36
  37 #include <cppcanvas/canvasgraphic.hxx>
  38
  39 #include <boost/optional.hpp>
  40
  41 namespace com { namespace sun { namespace star { namespace rendering
  42 {
  43     class  XGraphicDevice;
  44 } } } }
  45
  46
  47 /* Definition of CanvasGraphicHelper class */
  48
  49 namespace cppcanvas
  50 {
  51
  52     namespace internal
  53     {
  54
  55         class CanvasGraphicHelper : public virtual CanvasGraphic
  56         {
  57         public:
  58             CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas );
  59
  60             // CanvasGraphic implementation
  61             virtual void                                                     setTransformation( const ::basegfx::B2DHomMatrix& rMatrix );
  62             virtual ::basegfx::B2DHomMatrix          getTransformation() const;
  63             virtual void                             setClip( const ::basegfx::B2DPolyPolygon& rClipPoly );
  64             virtual void                             setClip();
  65             virtual ::basegfx::B2DPolyPolygon const* getClip() const;
  66             virtual void                             setRGBAColor( Color::IntSRGBA );
  67             virtual Color::IntSRGBA                  getRGBAColor() const;
  68             virtual void                             setCompositeOp( CompositeOp aOp );
  69             virtual CompositeOp                      getCompositeOp() const;
  70
  71         protected:
  72             // for our clients
  73             // ===============
  74             CanvasSharedPtr                                                                                                                                     getCanvas() const;
  75             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice >     getGraphicDevice() const;
  76             const ::com::sun::star::rendering::RenderState&                                 getRenderState() const;
  77
  78         private:
  79             mutable ::com::sun::star::rendering::RenderState                                                            maRenderState;
  80
  81             boost::optional<basegfx::B2DPolyPolygon>                                        maClipPolyPolygon;
  82             CanvasSharedPtr                                                                                                                             mpCanvas;
  83             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > mxGraphicDevice;
  84         };
  85
  86     }
  87 }
  88
  89 #endif /* _CPPCANVAS_CANVASGRAPHICHELPER_HXX */