src/SMESHGUI/SMESHGUI_IdPreview.cxx

   1 // Copyright (C) 2007-2022  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 // This library is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU Lesser General Public
   8 // License as published by the Free Software Foundation; either
   9 // version 2.1 of the License, or (at your option) any later version.
  10 //
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 // Lesser General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU Lesser General Public
  17 // License along with this library; if not, write to the Free Software
  18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 //
  22
  23 #include "SMESHGUI_IdPreview.h"
  24
  25 #include <SMDS_Mesh.hxx>
  26
  27 #include <SALOME_Actor.h>
  28 #include <SUIT_ResourceMgr.h>
  29 #include <SUIT_Session.h>
  30 #include <SVTK_ViewWindow.h>
  31
  32 #include <TColStd_MapIteratorOfMapOfInteger.hxx>
  33
  34 #include <vtkActor2D.h>
  35 #include <vtkDataSetMapper.h>
  36 #include <vtkLabeledDataMapper.h>
  37 #include <vtkMaskPoints.h>
  38 #include <vtkPointData.h>
  39 #include <vtkProperty2D.h>
  40 #include <vtkRenderer.h>
  41 #include <vtkSelectVisiblePoints.h>
  42 #include <vtkTextProperty.h>
  43 #include <vtkUnstructuredGrid.h>
  44
  45 // Extracted from SMESHGUI_MergeDlg.cxx
  46
  47 SMESHGUI_IdPreview::SMESHGUI_IdPreview(SVTK_ViewWindow* theViewWindow):
  48   myViewWindow(theViewWindow)
  49 {
  50   myIdGrid = vtkUnstructuredGrid::New();
  51
  52   // Create and display actor
  53   vtkDataSetMapper* aMapper = vtkDataSetMapper::New();
  54   aMapper->SetInputData( myIdGrid );
  55
  56   myIdActor = SALOME_Actor::New();
  57   myIdActor->SetInfinitive(true);
  58   myIdActor->VisibilityOff();
  59   myIdActor->PickableOff();
  60
  61   myIdActor->SetMapper( aMapper );
  62   aMapper->Delete();
  63
  64   myViewWindow->AddActor(myIdActor);
  65
  66   //Definition of points numbering pipeline
  67   myPointsNumDataSet = vtkUnstructuredGrid::New();
  68
  69   myPtsMaskPoints = vtkMaskPoints::New();
  70   myPtsMaskPoints->SetInputData(myPointsNumDataSet);
  71   myPtsMaskPoints->SetOnRatio(1);
  72
  73   myPtsSelectVisiblePoints = vtkSelectVisiblePoints::New();
  74   myPtsSelectVisiblePoints->SetInputConnection(myPtsMaskPoints->GetOutputPort());
  75   myPtsSelectVisiblePoints->SelectInvisibleOff();
  76   myPtsSelectVisiblePoints->SetTolerance(0.1);
  77
  78   myPtsLabeledDataMapper = vtkLabeledDataMapper::New();
  79   myPtsLabeledDataMapper->SetInputConnection(myPtsSelectVisiblePoints->GetOutputPort());
  80   myPtsLabeledDataMapper->SetLabelModeToLabelScalars();
  81
  82   vtkTextProperty* aPtsTextProp = vtkTextProperty::New();
  83   aPtsTextProp->SetFontFamilyToTimes();
  84   int aPointsFontSize = 12;
  85   if ( SUIT_ResourceMgr* mgr = SUIT_Session::session()->resourceMgr() )
  86     if ( mgr->hasValue( "SMESH", "numbering_node_font" ) )
  87     {
  88       QFont f = mgr->fontValue( "SMESH", "numbering_node_font" );
  89       aPointsFontSize = f.pointSize();
  90     }
  91   aPtsTextProp->SetFontSize(aPointsFontSize);
  92   aPtsTextProp->SetBold(1);
  93   aPtsTextProp->SetItalic(0);
  94   aPtsTextProp->SetShadow(0);
  95   myPtsLabeledDataMapper->SetLabelTextProperty(aPtsTextProp);
  96   aPtsTextProp->Delete();
  97
  98   myIsPointsLabeled = false;
  99
 100   myPointLabels = vtkActor2D::New();
 101   myPointLabels->SetMapper(myPtsLabeledDataMapper);
 102   myPointLabels->GetProperty()->SetColor(1,1,1);
 103   myPointLabels->SetVisibility(myIsPointsLabeled);
 104
 105   AddToRender(myViewWindow->getRenderer());
 106 }
 107
 108 void SMESHGUI_IdPreview::SetPointsData ( SMDS_Mesh*                   theMesh,
 109                                          const SVTK_TVtkIDsMap & theNodesIdMap )
 110 {
 111   vtkPoints* aPoints = vtkPoints::New();
 112   aPoints->SetNumberOfPoints(theNodesIdMap.Extent());
 113   myIDs.clear();
 114
 115   SVTK_TVtkIDsMapIterator idIter( theNodesIdMap );
 116   for( int i = 0; idIter.More(); idIter.Next(), i++ )
 117   {
 118     const SMDS_MeshNode* aNode = theMesh->FindNode(idIter.Key());
 119     aPoints->SetPoint( i, aNode->X(), aNode->Y(), aNode->Z() );
 120     myIDs.push_back(idIter.Key());
 121   }
 122
 123   myIdGrid->SetPoints(aPoints);
 124
 125   aPoints->Delete();
 126
 127   myIdActor->GetMapper()->Update();
 128 }
 129
 130 void SMESHGUI_IdPreview::SetElemsData( const std::vector<int> & theElemsIdMap,
 131                                        const std::list<gp_XYZ> & aGrCentersXYZ )
 132 {
 133   vtkPoints* aPoints = vtkPoints::New();
 134   aPoints->SetNumberOfPoints( theElemsIdMap.size() );
 135   myIDs = theElemsIdMap;
 136
 137   std::list<gp_XYZ>::const_iterator coordIt = aGrCentersXYZ.begin();
 138   for( int i = 0; coordIt != aGrCentersXYZ.end(); coordIt++, i++ )
 139     aPoints->SetPoint( i, coordIt->X(), coordIt->Y(), coordIt->Z() );
 140
 141   myIdGrid->SetPoints(aPoints);
 142   aPoints->Delete();
 143
 144   myIdActor->GetMapper()->Update();
 145 }
 146
 147 void SMESHGUI_IdPreview::AddToRender(vtkRenderer* theRenderer)
 148 {
 149   myIdActor->AddToRender(theRenderer);
 150
 151   myPtsSelectVisiblePoints->SetRenderer(theRenderer);
 152   theRenderer->AddActor2D(myPointLabels);
 153 }
 154
 155 void SMESHGUI_IdPreview::RemoveFromRender(vtkRenderer* theRenderer)
 156 {
 157   myIdActor->RemoveFromRender(theRenderer);
 158
 159   myPtsSelectVisiblePoints->SetRenderer(theRenderer);
 160   theRenderer->RemoveActor(myPointLabels);
 161 }
 162
 163 void SMESHGUI_IdPreview::SetPointsLabeled( bool theIsPointsLabeled, bool theIsActorVisible )
 164 {
 165   myIsPointsLabeled = theIsPointsLabeled && myIdGrid->GetNumberOfPoints();
 166
 167   if ( myIsPointsLabeled ) {
 168     myPointsNumDataSet->ShallowCopy(myIdGrid);
 169     vtkDataSet *aDataSet = myPointsNumDataSet;
 170     int aNbElem = myIDs.size();
 171     vtkIntArray *anArray = vtkIntArray::New();
 172     anArray->SetNumberOfValues( aNbElem );
 173     for ( int i = 0; i < aNbElem; i++ )
 174       anArray->SetValue( i, myIDs[i] );
 175     aDataSet->GetPointData()->SetScalars( anArray );
 176     anArray->Delete();
 177     myPtsMaskPoints->SetInputData( aDataSet );
 178     myPointLabels->SetVisibility( theIsActorVisible );
 179   }
 180   else {
 181     myPointLabels->SetVisibility( false );
 182   }
 183 }
 184
 185 SMESHGUI_IdPreview::~SMESHGUI_IdPreview()
 186 {
 187   RemoveFromRender(myViewWindow->getRenderer());
 188
 189   myIdGrid->Delete();
 190
 191   myViewWindow->RemoveActor(myIdActor);
 192   myIdActor->Delete();
 193
 194   //Deleting of points numbering pipeline
 195   //---------------------------------------
 196   myPointsNumDataSet->Delete();
 197
 198   //myPtsLabeledDataMapper->RemoveAllInputs();        //vtk 5.0 porting
 199   myPtsLabeledDataMapper->Delete();
 200
 201   //myPtsSelectVisiblePoints->UnRegisterAllOutputs(); //vtk 5.0 porting
 202   myPtsSelectVisiblePoints->Delete();
 203
 204   //myPtsMaskPoints->UnRegisterAllOutputs();          //vtk 5.0 porting
 205   myPtsMaskPoints->Delete();
 206
 207   myPointLabels->Delete();
 208
 209   //       myTimeStamp->Delete();
 210 }