cppcanvas/source/wrapper/implcustomsprite.cxx

   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
  21 #include <basegfx/polygon/b2dpolypolygon.hxx>
  22
  23 #include "implcustomsprite.hxx"
  24 #include "implcanvas.hxx"
  25
  26 using namespace ::com::sun::star;
  27
  28 namespace cppcanvas
  29 {
  30     namespace internal
  31     {
  32         ImplCustomSprite::ImplCustomSprite( const uno::Reference< rendering::XSpriteCanvas >&       rParentCanvas,
  33                                             const uno::Reference< rendering::XCustomSprite >&       rSprite,
  34                                             const ImplSpriteCanvas::TransformationArbiterSharedPtr& rTransformArbiter ) :
  35             ImplSprite( rParentCanvas,
  36                         uno::Reference< rendering::XSprite >(rSprite,
  37                                                              uno::UNO_QUERY),
  38                         rTransformArbiter ),
  39             mpLastCanvas(),
  40             mxCustomSprite( rSprite )
  41         {
  42             OSL_ENSURE( rParentCanvas.is(), "ImplCustomSprite::ImplCustomSprite(): Invalid canvas" );
  43             OSL_ENSURE( mxCustomSprite.is(), "ImplCustomSprite::ImplCustomSprite(): Invalid sprite" );
  44         }
  45
  46         ImplCustomSprite::~ImplCustomSprite()
  47         {
  48         }
  49
  50         CanvasSharedPtr ImplCustomSprite::getContentCanvas() const
  51         {
  52             OSL_ENSURE( mxCustomSprite.is(), "ImplCustomSprite::getContentCanvas(): Invalid sprite" );
  53
  54             if( !mxCustomSprite.is() )
  55                 return CanvasSharedPtr();
  56
  57             uno::Reference< rendering::XCanvas > xCanvas( mxCustomSprite->getContentCanvas() );
  58
  59             if( !xCanvas.is() )
  60                 return CanvasSharedPtr();
  61
  62             // cache content canvas C++ wrapper
  63             if( mpLastCanvas.get() == NULL ||
  64                 mpLastCanvas->getUNOCanvas() != xCanvas )
  65             {
  66                 mpLastCanvas = CanvasSharedPtr( new ImplCanvas( xCanvas ) );
  67             }
  68
  69             return mpLastCanvas;
  70         }
  71     }
  72 }
  73
  74 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */