svx/source/sdr/contact/viewcontactofsdrobj.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/sdr/contact/viewcontactofsdrobj.hxx>
  21 #include <svx/sdr/contact/viewobjectcontactofsdrobj.hxx>
  22 #include <svx/sdr/contact/viewobjectcontact.hxx>
  23 #include <svx/svdobj.hxx>
  24 #include <tools/debug.hxx>
  25 #include <svx/svdpage.hxx>
  26 #include <svx/sdr/contact/objectcontact.hxx>
  27 #include <drawinglayer/primitive2d/markerarrayprimitive2d.hxx>
  28 #include <drawinglayer/primitive2d/objectinfoprimitive2d.hxx>
  29 #include <svx/svdhdl.hxx>
  30
  31 namespace sdr::contact {
  32
  33 // Create an Object-Specific ViewObjectContact, set ViewContact and
  34 // ObjectContact. Always needs to return something.
  35 ViewObjectContact& ViewContactOfSdrObj::CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact)
  36 {
  37     ViewObjectContact* pRetval = new ViewObjectContactOfSdrObj(rObjectContact, *this);
  38     DBG_ASSERT(pRetval, "ViewContactOfSdrObj::CreateObjectSpecificViewObjectContact() failed (!)");
  39
  40     return *pRetval;
  41 }
  42
  43 ViewContactOfSdrObj::ViewContactOfSdrObj(SdrObject& rObj)
  44 :   mrObject(rObj)
  45 {
  46 }
  47
  48 ViewContactOfSdrObj::~ViewContactOfSdrObj()
  49 {
  50 }
  51
  52 // Access to possible sub-hierarchy
  53 sal_uInt32 ViewContactOfSdrObj::GetObjectCount() const
  54 {
  55     if(GetSdrObject().GetSubList())
  56     {
  57         return GetSdrObject().GetSubList()->GetObjCount();
  58     }
  59
  60     return 0;
  61 }
  62
  63 ViewContact& ViewContactOfSdrObj::GetViewContact(sal_uInt32 nIndex) const
  64 {
  65     assert(GetSdrObject().GetSubList() &&
  66         "ViewContactOfSdrObj::GetViewContact: Access to non-existent Sub-List (!)");
  67     SdrObject* pObj = GetSdrObject().GetSubList()->GetObj(nIndex);
  68     assert(pObj && "ViewContactOfSdrObj::GetViewContact: Corrupt SdrObjList (!)");
  69     return pObj->GetViewContact();
  70 }
  71
  72 ViewContact* ViewContactOfSdrObj::GetParentContact() const
  73 {
  74     ViewContact* pRetval = nullptr;
  75     SdrObjList* pObjList = GetSdrObject().getParentSdrObjListFromSdrObject();
  76
  77     if(pObjList)
  78     {
  79         if(auto pPage = dynamic_cast<SdrPage*>( pObjList))
  80         {
  81             // Is a page
  82             pRetval = &(pPage->GetViewContact());
  83         }
  84         else
  85         {
  86             // Is a group?
  87             if(pObjList->getSdrObjectFromSdrObjList())
  88             {
  89                 pRetval = &(pObjList->getSdrObjectFromSdrObjList()->GetViewContact());
  90             }
  91         }
  92     }
  93
  94     return pRetval;
  95 }
  96
  97 // React on changes of the object of this ViewContact
  98 void ViewContactOfSdrObj::ActionChanged()
  99 {
 100     // look for own changes
 101     if (SdrTextObj* pTextObj = DynCastSdrTextObj(&GetSdrObject()))
 102     {
 103         //  tdf#146860 no idea why, but calling this makes the text boxes render properly
 104         pTextObj->GetTextAniKind();
 105     }
 106
 107     // call parent
 108     ViewContact::ActionChanged();
 109 }
 110
 111 // override for accessing the SdrObject
 112 SdrObject* ViewContactOfSdrObj::TryToGetSdrObject() const
 113 {
 114     return &GetSdrObject();
 115 }
 116
 117
 118 // primitive stuff
 119
 120 // add Gluepoints (if available)
 121 drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrObj::createGluePointPrimitive2DSequence() const
 122 {
 123     drawinglayer::primitive2d::Primitive2DContainer xRetval;
 124     const SdrGluePointList* pGluePointList = GetSdrObject().GetGluePointList();
 125
 126     if(pGluePointList)
 127     {
 128         const sal_uInt32 nCount(pGluePointList->GetCount());
 129
 130         if(nCount)
 131         {
 132             // prepare point vector
 133             std::vector< basegfx::B2DPoint > aGluepointVector;
 134
 135             // create GluePoint primitives. ATM these are relative to the SnapRect
 136             for(sal_uInt32 a(0); a < nCount; a++)
 137             {
 138                 const SdrGluePoint& rCandidate = (*pGluePointList)[static_cast<sal_uInt16>(a)];
 139                 const Point aPosition(rCandidate.GetAbsolutePos(GetSdrObject()));
 140
 141                 aGluepointVector.emplace_back(aPosition.X(), aPosition.Y());
 142             }
 143
 144             if(!aGluepointVector.empty())
 145             {
 146                 const drawinglayer::primitive2d::Primitive2DReference xReference(
 147                         new drawinglayer::primitive2d::MarkerArrayPrimitive2D(
 148                                 std::move(aGluepointVector), SdrHdl::createGluePointBitmap()));
 149                 xRetval = drawinglayer::primitive2d::Primitive2DContainer{ xReference };
 150             }
 151         }
 152     }
 153
 154     return xRetval;
 155 }
 156
 157 drawinglayer::primitive2d::Primitive2DContainer ViewContactOfSdrObj::embedToObjectSpecificInformation(drawinglayer::primitive2d::Primitive2DContainer aSource) const
 158 {
 159     if(!aSource.empty() &&
 160         (!GetSdrObject().GetName().isEmpty() ||
 161          !GetSdrObject().GetTitle().isEmpty() ||
 162          !GetSdrObject().GetDescription().isEmpty()))
 163     {
 164         const drawinglayer::primitive2d::Primitive2DReference xRef(
 165             new drawinglayer::primitive2d::ObjectInfoPrimitive2D(
 166                 std::move(aSource),
 167                 GetSdrObject().GetName(),
 168                 GetSdrObject().GetTitle(),
 169                 GetSdrObject().GetDescription()));
 170
 171         return drawinglayer::primitive2d::Primitive2DContainer { xRef };
 172     }
 173
 174     return aSource;
 175 }
 176
 177 }
 178
 179 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */