src/HYDROData/HYDROData_PolylineOperator.cxx

   1 // Copyright (C) 2014-2015  EDF-R&D
   2 // This library is free software; you can redistribute it and/or
   3 // modify it under the terms of the GNU Lesser General Public
   4 // License as published by the Free Software Foundation; either
   5 // version 2.1 of the License, or (at your option) any later version.
   6 //
   7 // This library is distributed in the hope that it will be useful,
   8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  10 // Lesser General Public License for more details.
  11 //
  12 // You should have received a copy of the GNU Lesser General Public
  13 // License along with this library; if not, write to the Free Software
  14 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  15 //
  16 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  17 //
  18
  19 #include <HYDROData_PolylineOperator.h>
  20 #include <HYDROData_Document.h>
  21 #include <BRepBuilderAPI_MakeEdge2d.hxx>
  22 #include <BRepBuilderAPI_MakeWire.hxx>
  23 #include <TopoDS.hxx>
  24 #include <TopoDS_Edge.hxx>
  25 #include <TopoDS_Wire.hxx>
  26 #include <TopExp_Explorer.hxx>
  27 #include <QString>
  28
  29 template<class T> void append( std::vector<T>& theList, const std::vector<T>& theList2 )
  30 {
  31   int aSize = theList.size();
  32   int aNewSize = aSize + theList2.size();
  33
  34   if( aSize==aNewSize )
  35     return;
  36
  37   theList.resize( aNewSize );
  38   for( int i=aSize, j=0; i<aNewSize; i++, j++ )
  39     theList[i] = theList2[j];
  40 }
  41
  42 bool HYDROData_PolylineOperator::Split( const Handle( HYDROData_Document )& theDoc,
  43                                         const Handle( HYDROData_PolylineXY )& thePolyline,
  44                                         const gp_Pnt2d& thePoint,
  45                                         double theTolerance ) const
  46 {
  47   std::vector<gp_Pnt2d> aPointsList( 1 );
  48   aPointsList[0] = thePoint;
  49   std::vector<TopoDS_Wire> aCurves = GetWires( thePolyline );
  50   bool isOK = true;
  51   for( int i=0, n=aCurves.size(); i<n; i++ )
  52   {
  53     std::vector<TopoDS_Shape> aCurvesList = Split( aCurves[i], thePoint, theTolerance );
  54     bool isLocalOK = CreatePolylines( theDoc, thePolyline->GetName(), aCurvesList, true );
  55     isOK = isOK && isLocalOK;
  56   }
  57   return isOK;
  58 }
  59
  60 bool HYDROData_PolylineOperator::Split( const Handle( HYDROData_Document )& theDoc,
  61               const Handle( HYDROData_PolylineXY )& thePolyline,
  62               const Handle( HYDROData_PolylineXY )& theTool,
  63               double theTolerance ) const
  64 {
  65   HYDROData_SequenceOfObjects aSeq;
  66   aSeq.Append( theTool );
  67   return split( theDoc, thePolyline, aSeq, theTolerance, -1 );
  68 }
  69
  70 bool HYDROData_PolylineOperator::Split( const Handle( HYDROData_Document )& theDoc,
  71                                         const HYDROData_SequenceOfObjects& thePolylines,
  72                                         double theTolerance )
  73 {
  74   int f = thePolylines.Lower(), l = thePolylines.Upper();
  75   for( int i=f; i<=l; i++ )
  76   {
  77     Handle( HYDROData_PolylineXY ) aPolyline = Handle( HYDROData_PolylineXY )::DownCast( thePolylines.Value( i ) );
  78     if( !split( theDoc, aPolyline, thePolylines, theTolerance, i ) )
  79       return false;
  80   }
  81   return true;
  82 }
  83
  84 bool HYDROData_PolylineOperator::Merge( const Handle( HYDROData_Document )& theDoc,
  85                                         const QString& theName,
  86                                         const HYDROData_SequenceOfObjects& thePolylines,
  87                                         bool isConnectByNewSegment,
  88                                         double theTolerance )
  89 {
  90   TopoDS_Shape aMergedPolyline;
  91
  92   int f = thePolylines.Lower(), l = thePolylines.Upper();
  93   for( int i=f; i<=l; i++ )
  94   {
  95     Handle( HYDROData_PolylineXY ) aPolyline = Handle( HYDROData_PolylineXY )::DownCast( thePolylines.Value( i ) );
  96     std::vector<TopoDS_Wire> aCurves = GetWires( aPolyline );
  97     for( int j=0, m=aCurves.size(); j<m; j++ )
  98       if( !Merge( aMergedPolyline, aCurves[j], isConnectByNewSegment, theTolerance ) )
  99         return false;
 100   }
 101
 102   std::vector<TopoDS_Shape> aShapes( 1 );
 103   aShapes[0] = aMergedPolyline;
 104   CreatePolylines( theDoc, theName, aShapes, false );
 105
 106   return true;
 107 }
 108
 109 bool HYDROData_PolylineOperator::Merge( TopoDS_Shape& theShape, const TopoDS_Wire& theWire,
 110                                         bool isConnectByNewSegment, double theTolerance )
 111 {
 112   //TODO
 113   return true;
 114 }
 115
 116 bool HYDROData_PolylineOperator::split( const Handle( HYDROData_Document )& theDoc,
 117                                         const Handle( HYDROData_PolylineXY )& thePolyline,
 118                                         const HYDROData_SequenceOfObjects& theTools,
 119                                         double theTolerance,
 120                                         int theIgnoreIndex ) const
 121 {
 122   std::vector<TopoDS_Wire> aCurves = GetWires( thePolyline );
 123   std::vector<TopoDS_Wire> aToolCurves;
 124   for( int i=theTools.Lower(), n=theTools.Upper(); i<=n; i++ )
 125     if( i!=theIgnoreIndex )
 126     {
 127       Handle( HYDROData_PolylineXY ) aToolPolyline =
 128         Handle( HYDROData_PolylineXY )::DownCast( theTools.Value( i ) );
 129       append( aToolCurves, GetWires( aToolPolyline ) );
 130     }
 131
 132   bool isOK = true;
 133
 134   int n = aCurves.size();
 135   std::vector<TopoDS_Shape> aResults( n );
 136   for( int i=0; i<n; i++ )
 137     aResults[i] = aCurves[i];
 138
 139   for( int j=0, m=aToolCurves.size(); j<m; j++ )
 140   {
 141     std::vector<TopoDS_Shape> aNewResults;
 142     for( int k=0, q=aResults.size(); k<q; k++ )
 143     {
 144       std::vector<TopoDS_Shape> aCurvesList = Split( TopoDS::Wire( aResults[k] ), aToolCurves[j], theTolerance );
 145       append( aNewResults, aCurvesList );
 146     }
 147     aResults = aNewResults;
 148   }
 149
 150   CreatePolylines( theDoc, thePolyline->GetName(), aResults, true );
 151
 152   return isOK;
 153 }
 154
 155 std::vector<TopoDS_Wire> HYDROData_PolylineOperator::GetWires( const Handle( HYDROData_PolylineXY )& thePolyline )
 156 {
 157   std::vector<TopoDS_Wire> aResult;
 158
 159   TopoDS_Shape aShape = thePolyline->GetShape();
 160
 161   if( aShape.ShapeType()==TopAbs_WIRE )
 162   {
 163     aResult.push_back( TopoDS::Wire( aShape ) );
 164   }
 165   else
 166   {
 167     TopExp_Explorer anExp( aShape, TopAbs_WIRE );
 168     for( ; anExp.More(); anExp.Next() )
 169     {
 170       aResult.push_back( TopoDS::Wire( anExp.Current() ) );
 171     }
 172   }
 173   return aResult;
 174 }
 175
 176 std::vector<TopoDS_Shape> HYDROData_PolylineOperator::Split( const TopoDS_Wire& theWire,
 177                                                              const gp_Pnt2d& thePoint,
 178                                                              double theTolerance )
 179 {
 180   std::vector<TopoDS_Shape> aResult;
 181   //TODO
 182   return aResult;
 183 }
 184
 185 std::vector<TopoDS_Shape> HYDROData_PolylineOperator::Split( const TopoDS_Wire& theWire,
 186                                                              const TopoDS_Wire& theTool,
 187                                                              double theTolerance )
 188 {
 189   std::vector<TopoDS_Shape> aResult;
 190   //TODO
 191   return aResult;
 192 }
 193
 194 std::vector<TopoDS_Shape> HYDROData_PolylineOperator::Split( const std::vector<TopoDS_Wire>& theWires,
 195                                                              double theTolerance )
 196 {
 197   std::vector<TopoDS_Shape> aResult;
 198   //TODO
 199   return aResult;
 200 }
 201
 202 bool HYDROData_PolylineOperator::CreatePolylines( const Handle( HYDROData_Document )& theDoc,
 203                                                   const QString& theNamePrefix,
 204                                                   const std::vector<TopoDS_Shape>& theShapes,
 205                                                   bool isUseIndices )
 206 {
 207   if( theDoc.IsNull() )
 208     return false;
 209
 210   int n = theShapes.size();
 211   int anIndex = 1;
 212   for( int i=0; i<n; i++ )
 213   {
 214     Handle( HYDROData_PolylineXY ) aPolyline =
 215       Handle( HYDROData_PolylineXY )::DownCast( theDoc->CreateObject( KIND_POLYLINEXY ) );
 216     if( aPolyline.IsNull() )
 217       return false;
 218
 219     aPolyline->SetShape( theShapes[i] );
 220
 221     if( isUseIndices )
 222     {
 223       QString aNewName = theNamePrefix + "_" + QString::number( anIndex );
 224       if( theDoc->FindObjectByName( aNewName ).IsNull() )  // the object with such a name is not found
 225         aPolyline->SetName( aNewName );
 226       anIndex++;
 227     }
 228     else
 229     {
 230       aPolyline->SetName( theNamePrefix );
 231     }
 232   }
 233   return true;
 234 }