svx/source/svdraw/svdtext.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 <svx/svdotext.hxx>
  21 #include <svx/svdetc.hxx>
  22 #include <editeng/outlobj.hxx>
  23 #include <svx/svdoutl.hxx>
  24 #include <svx/svdmodel.hxx>
  25 #include <svl/itemset.hxx>
  26 #include <osl/diagnose.h>
  27 #include <libxml/xmlwriter.h>
  28 #include <memory>
  29
  30 SdrText::SdrText( SdrTextObj& rObject )
  31 : mrObject( rObject )
  32 , mbPortionInfoChecked( false )
  33 {
  34     OSL_ENSURE(&mrObject, "SdrText created without SdrTextObj (!)");
  35 }
  36
  37 SdrText::~SdrText()
  38 {
  39 }
  40
  41 void SdrText::CheckPortionInfo( const SdrOutliner& rOutliner )
  42 {
  43     if(mbPortionInfoChecked)
  44         return;
  45
  46     // #i102062# no action when the Outliner is the HitTestOutliner,
  47     // this will remove WrongList info at the OPO
  48     if(&rOutliner == &mrObject.getSdrModelFromSdrObject().GetHitTestOutliner())
  49         return;
  50
  51     // TODO: optimization: we could create a BigTextObject
  52     mbPortionInfoChecked=true;
  53
  54     if(mpOutlinerParaObject && rOutliner.ShouldCreateBigTextObject())
  55     {
  56         // #i102062# MemoryLeak closed
  57         mpOutlinerParaObject = rOutliner.CreateParaObject();
  58     }
  59 }
  60
  61 void SdrText::ReformatText()
  62 {
  63     mbPortionInfoChecked=false;
  64     mpOutlinerParaObject->ClearPortionInfo();
  65 }
  66
  67 const SfxItemSet& SdrText::GetItemSet() const
  68 {
  69     return const_cast< SdrText* >(this)->GetObjectItemSet();
  70 }
  71
  72 void SdrText::SetOutlinerParaObject( std::optional<OutlinerParaObject> pTextObject )
  73 {
  74     mpOutlinerParaObject = std::move(pTextObject);
  75     mbPortionInfoChecked = false;
  76 }
  77
  78 OutlinerParaObject* SdrText::GetOutlinerParaObject()
  79 {
  80     return mpOutlinerParaObject ? &*mpOutlinerParaObject : nullptr;
  81 }
  82
  83 const OutlinerParaObject* SdrText::GetOutlinerParaObject() const
  84 {
  85     return mpOutlinerParaObject ? &*mpOutlinerParaObject : nullptr;
  86 }
  87
  88 /** returns the current OutlinerParaObject and removes it from this instance */
  89 std::optional<OutlinerParaObject> SdrText::RemoveOutlinerParaObject()
  90 {
  91     std::optional<OutlinerParaObject> pOPO = std::move(mpOutlinerParaObject);
  92     mbPortionInfoChecked = false;
  93     return pOPO;
  94 }
  95
  96 void SdrText::ForceOutlinerParaObject( OutlinerMode nOutlMode )
  97 {
  98     if(mpOutlinerParaObject)
  99         return;
 100
 101     std::unique_ptr<Outliner> pOutliner(
 102         SdrMakeOutliner(
 103             nOutlMode,
 104             mrObject.getSdrModelFromSdrObject()));
 105
 106     if(pOutliner)
 107     {
 108         Outliner& aDrawOutliner(mrObject.getSdrModelFromSdrObject().GetDrawOutliner());
 109         pOutliner->SetCalcFieldValueHdl( aDrawOutliner.GetCalcFieldValueHdl() );
 110         pOutliner->SetStyleSheet( 0, GetStyleSheet());
 111         SetOutlinerParaObject( pOutliner->CreateParaObject() );
 112     }
 113 }
 114
 115 const SfxItemSet& SdrText::GetObjectItemSet()
 116 {
 117     return mrObject.GetObjectItemSet();
 118 }
 119
 120 SfxStyleSheet* SdrText::GetStyleSheet() const
 121 {
 122     return mrObject.GetStyleSheet();
 123 }
 124
 125 void SdrText::dumpAsXml(xmlTextWriterPtr pWriter) const
 126 {
 127     (void)xmlTextWriterStartElement(pWriter, BAD_CAST("SdrText"));
 128     mpOutlinerParaObject->dumpAsXml(pWriter);
 129     (void)xmlTextWriterEndElement(pWriter);
 130 }
 131
 132 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */