drawinglayer/source/processor2d/objectinfoextractor2d.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
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   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
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  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 #include <drawinglayer/processor2d/objectinfoextractor2d.hxx>
  21 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
  22 #include <drawinglayer/primitive2d/objectinfoprimitive2d.hxx>
  23
  24 using namespace com::sun::star;
  25
  26 namespace drawinglayer
  27 {
  28     namespace processor2d
  29     {
  30         void ObjectInfoPrimitiveExtractor2D::processBasePrimitive2D(const primitive2d::BasePrimitive2D& rCandidate)
  31         {
  32             if(!mpFound)
  33             {
  34                 switch(rCandidate.getPrimitive2DID())
  35                 {
  36                     case PRIMITIVE2D_ID_OBJECTINFOPRIMITIVE2D :
  37                     {
  38                         mpFound = dynamic_cast< const primitive2d::ObjectInfoPrimitive2D* >(&rCandidate);
  39                         break;
  40                     }
  41                     default :
  42                     {
  43                         // we look for an encapsulated primitive, so do not decompose primitives
  44                         // based on GroupPrimitive2D, just visit their children. It may be that more
  45                         // group-like primitives need to be added here, but all primitives with
  46                         // grouping functionality should be implemented based on the GroupPrimitive2D
  47                         // class and have their main content accessible as children
  48                         const primitive2d::GroupPrimitive2D* pGroupPrimitive2D = dynamic_cast< const primitive2d::GroupPrimitive2D* >(&rCandidate);
  49
  50                         if(pGroupPrimitive2D)
  51                         {
  52                             // process group children recursively
  53                             process(pGroupPrimitive2D->getChildren());
  54                         }
  55                         else
  56                         {
  57                             // do not process recursively, we *only* want to find existing
  58                             // ObjectInfoPrimitive2D entries
  59                         }
  60
  61                         break;
  62                     }
  63                 }
  64             }
  65         }
  66
  67         ObjectInfoPrimitiveExtractor2D::ObjectInfoPrimitiveExtractor2D(const geometry::ViewInformation2D& rViewInformation)
  68         :   BaseProcessor2D(rViewInformation),
  69             mpFound(nullptr)
  70         {
  71         }
  72
  73         ObjectInfoPrimitiveExtractor2D::~ObjectInfoPrimitiveExtractor2D()
  74         {
  75         }
  76     } // end of namespace processor2d
  77 } // end of namespace drawinglayer
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */