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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_CPPCANVAS_SOURCE_INC_CANVASGRAPHICHELPER_HXX
      21             : #define INCLUDED_CPPCANVAS_SOURCE_INC_CANVASGRAPHICHELPER_HXX
      22             : 
      23             : #include <com/sun/star/rendering/RenderState.hpp>
      24             : #include <basegfx/polygon/b2dpolypolygon.hxx>
      25             : 
      26             : #include <cppcanvas/canvasgraphic.hxx>
      27             : 
      28             : #include <boost/optional.hpp>
      29             : 
      30             : namespace com { namespace sun { namespace star { namespace rendering
      31             : {
      32             :     class  XGraphicDevice;
      33             : } } } }
      34             : 
      35             : 
      36             : /* Definition of CanvasGraphicHelper class */
      37             : 
      38             : namespace cppcanvas
      39             : {
      40             : 
      41             :     namespace internal
      42             :     {
      43             : 
      44           2 :         class CanvasGraphicHelper : public virtual CanvasGraphic
      45             :         {
      46             :         public:
      47             :             CanvasGraphicHelper( const CanvasSharedPtr& rParentCanvas );
      48             : 
      49             :             // CanvasGraphic implementation
      50             :             virtual void                             setTransformation( const ::basegfx::B2DHomMatrix& rMatrix ) SAL_OVERRIDE;
      51             :             virtual ::basegfx::B2DHomMatrix          getTransformation() const SAL_OVERRIDE;
      52             :             virtual void                             setClip( const ::basegfx::B2DPolyPolygon& rClipPoly ) SAL_OVERRIDE;
      53             :             virtual void                             setClip() SAL_OVERRIDE;
      54             :             virtual ::basegfx::B2DPolyPolygon const* getClip() const SAL_OVERRIDE;
      55             :             virtual void                             setCompositeOp( CompositeOp aOp ) SAL_OVERRIDE;
      56             :             virtual CompositeOp                      getCompositeOp() const SAL_OVERRIDE;
      57             : 
      58             :         protected:
      59             :             // for our clients
      60             :             // ===============
      61           2 :             CanvasSharedPtr                                                                 getCanvas() const {  return mpCanvas; }
      62           0 :             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > getGraphicDevice() const {  return mxGraphicDevice; }
      63             :             const ::com::sun::star::rendering::RenderState&                                 getRenderState() const;
      64             : 
      65             :         private:
      66             :             mutable ::com::sun::star::rendering::RenderState                                maRenderState;
      67             : 
      68             :             boost::optional<basegfx::B2DPolyPolygon>                                        maClipPolyPolygon;
      69             :             CanvasSharedPtr                                                                 mpCanvas;
      70             :             ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XGraphicDevice > mxGraphicDevice;
      71             :         };
      72             : 
      73             :     }
      74             : }
      75             : 
      76             : #endif // INCLUDED_CPPCANVAS_SOURCE_INC_CANVASGRAPHICHELPER_HXX
      77             : 
      78             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */