svx/source/svdraw/svdoutlinercache.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 #include "svdoutlinercache.hxx"
  21 #include <svx/svdoutl.hxx>
  22 #include <svx/svdmodel.hxx>
  23 #include <svx/svdetc.hxx>
  24
  25 SdrOutlinerCache::SdrOutlinerCache( SdrModel* pModel )
  26 :   mpModel( pModel ),
  27     mpModeOutline( NULL ),
  28     mpModeText( NULL )
  29 {
  30 }
  31
  32 SdrOutliner* SdrOutlinerCache::createOutliner( sal_uInt16 nOutlinerMode )
  33 {
  34     SdrOutliner* pOutliner = NULL;
  35
  36     if( (OUTLINERMODE_OUTLINEOBJECT == nOutlinerMode) && mpModeOutline )
  37     {
  38         pOutliner = mpModeOutline;
  39         mpModeOutline = NULL;
  40     }
  41     else if( (OUTLINERMODE_TEXTOBJECT == nOutlinerMode) && mpModeText )
  42     {
  43         pOutliner = mpModeText;
  44         mpModeText = NULL;
  45     }
  46     else
  47     {
  48         pOutliner = SdrMakeOutliner(nOutlinerMode, *mpModel);
  49         Outliner& aDrawOutliner = mpModel->GetDrawOutliner();
  50         pOutliner->SetCalcFieldValueHdl( aDrawOutliner.GetCalcFieldValueHdl() );
  51         maActiveOutliners.push_back(pOutliner);
  52     }
  53
  54     return pOutliner;
  55 }
  56
  57 SdrOutlinerCache::~SdrOutlinerCache()
  58 {
  59     if( mpModeOutline )
  60     {
  61         delete mpModeOutline;
  62         mpModeOutline = NULL;
  63     }
  64
  65     if( mpModeText )
  66     {
  67         delete mpModeText;
  68         mpModeText = NULL;
  69     }
  70 }
  71
  72 void SdrOutlinerCache::disposeOutliner( SdrOutliner* pOutliner )
  73 {
  74     if( pOutliner )
  75     {
  76         sal_uInt16 nOutlMode = pOutliner->GetOutlinerMode();
  77
  78         if( (OUTLINERMODE_OUTLINEOBJECT == nOutlMode) && (NULL == mpModeOutline) )
  79         {
  80             mpModeOutline = pOutliner;
  81             pOutliner->Clear();
  82             pOutliner->SetVertical( false );
  83
  84             // Deregister on outliner, might be reused from outliner cache
  85             pOutliner->SetNotifyHdl( Link<>() );
  86         }
  87         else if( (OUTLINERMODE_TEXTOBJECT == nOutlMode) && (NULL == mpModeText) )
  88         {
  89             mpModeText = pOutliner;
  90             pOutliner->Clear();
  91             pOutliner->SetVertical( false );
  92
  93             // Deregister on outliner, might be reused from outliner cache
  94             pOutliner->SetNotifyHdl( Link<>() );
  95         }
  96         else
  97         {
  98             maActiveOutliners.erase(std::remove(maActiveOutliners.begin(), maActiveOutliners.end(), pOutliner), maActiveOutliners.end());
  99             delete pOutliner;
 100         }
 101     }
 102 }
 103
 104
 105 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */