src/HYDROData/HYDROData_GeomTool.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_GeomTool.h"
  20
  21 #include <TopoDS_Shape.hxx>
  22
  23 #include <BRepTools.hxx>
  24
  25 #include <SALOME_NamingService.hxx>
  26 #include <SALOME_LifeCycleCORBA.hxx>
  27
  28 #include <QStringList>
  29 #include <QSet>
  30
  31 static int _argc = 0;
  32 static CORBA::ORB_var _ORB = CORBA::ORB_init( _argc, 0, "omniORB4"/*CORBA::ORB_ID*/ );
  33 static SALOME_NamingService _NS( _ORB );
  34 static SALOME_LifeCycleCORBA _LCC( &_NS );
  35
  36
  37 TopoDS_Shape HYDROData_GeomTool::GetShapeFromIOR( const int theStudyId, const QString& theIOR )
  38 {
  39   // Note that GEOMBase::GetShape() cause crash in batch mode
  40
  41   TopoDS_Shape aResShape;
  42
  43   CORBA::Object_var aCorbaObj = _ORB->string_to_object( qPrintable( theIOR ) );
  44   if ( !CORBA::is_nil( aCorbaObj ) ) {
  45     GEOM::GEOM_Object_var aGeomObj = GEOM::GEOM_Object::_narrow( aCorbaObj );
  46
  47     Engines::EngineComponent_var aComp =
  48       _LCC.FindOrLoad_Component( "FactoryServer", "GEOM" );
  49     GEOM::GEOM_Gen_var aComponentGeom = GEOM::GEOM_Gen::_narrow( aComp );
  50
  51     aResShape = GEOM_Client::get_client().GetShape( aComponentGeom, aGeomObj );
  52   }
  53
  54   return aResShape;
  55 }
  56
  57 GEOM::GEOM_Gen_var HYDROData_GeomTool::GetGeomGen()
  58 {
  59   Engines::EngineComponent_var aComponent = _LCC.FindOrLoad_Component( "FactoryServer", "GEOM" );
  60   GEOM::GEOM_Gen_var aGEOMEngine = GEOM::GEOM_Gen::_narrow( aComponent );
  61
  62   return aGEOMEngine._retn();
  63 }
  64
  65 SALOMEDS::Study_var HYDROData_GeomTool::GetStudyByID( const int theStudyId )
  66 {
  67   CORBA::Object_var aSMObject = _NS.Resolve("/myStudyManager");
  68   SALOMEDS::StudyManager_var aStudyManager = SALOMEDS::StudyManager::_narrow(aSMObject);
  69   SALOMEDS::Study_var aDSStudy = aStudyManager->GetStudyByID( theStudyId );
  70
  71   return aDSStudy._retn();
  72 }
  73
  74 QString HYDROData_GeomTool::GetFreeName( SALOMEDS::Study_ptr theStudy, const QString& theBaseName )
  75 {
  76   QString aName = theBaseName;
  77
  78   if ( !theStudy->_is_nil() ) {
  79     // collect all object names of GEOM component
  80     QSet<QString> anUsedNames;
  81     SALOMEDS::SComponent_var aComponent = theStudy->FindComponent( "GEOM" );
  82     if ( !aComponent->_is_nil() ) {
  83       SALOMEDS::ChildIterator_var anIter = theStudy->NewChildIterator( aComponent );
  84       for ( anIter->InitEx( true ); anIter->More(); anIter->Next() ) {
  85         anUsedNames.insert( anIter->Value()->GetName() );
  86       }
  87     }
  88
  89     // build an unique name
  90     int aNumber = 0;
  91     bool isUnique = false;
  92     QString aPrefix = theBaseName;
  93     QStringList aParts = aPrefix.split( "_", QString::KeepEmptyParts );
  94     if ( aParts.count() > 1 ) {
  95       bool isOk;
  96       aNumber = aParts.last().toLong( &isOk );
  97       if ( isOk ) {
  98         aParts.removeLast();
  99         aPrefix = aParts.join( "_" );
 100         aNumber--;
 101       }
 102     }
 103
 104     while ( !isUnique ) {
 105       aName = aPrefix + "_" + QString::number( ++aNumber );
 106       isUnique = ( !anUsedNames.contains( aName ) );
 107     }
 108   }
 109
 110   return aName;
 111 }
 112
 113 GEOM::GEOM_Object_ptr HYDROData_GeomTool::publishShapeInGEOM(
 114   GEOM::GEOM_Gen_var theGeomEngine, SALOMEDS::Study_ptr theStudy,
 115   const TopoDS_Shape& theShape, const QString& theName,
 116   QString& theGeomObjEntry )
 117 {
 118   theGeomObjEntry = "";
 119   GEOM::GEOM_Object_var aGeomObj;
 120
 121   if ( theGeomEngine->_is_nil() || theStudy->_is_nil() ||
 122        theShape.IsNull() ) {
 123     return aGeomObj._retn();
 124   }
 125
 126   std::ostringstream aStreamShape;
 127   // Write TopoDS_Shape in ASCII format to the stream
 128   BRepTools::Write( theShape, aStreamShape );
 129   // Returns the number of bytes that have been stored in the stream's buffer.
 130   int aSize = aStreamShape.str().size();
 131   // Allocate octect buffer of required size
 132   CORBA::Octet* anOctetBuf = SALOMEDS::TMPFile::allocbuf( aSize );
 133   // Copy ostrstream content to the octect buffer
 134   memcpy( anOctetBuf, aStreamShape.str().c_str(), aSize );
 135   // Create TMPFile
 136   SALOMEDS::TMPFile_var aSeqFile = new SALOMEDS::TMPFile( aSize, aSize, anOctetBuf, 1 );
 137
 138   // Restore shape from the stream and get the GEOM object
 139   GEOM::GEOM_IInsertOperations_var anInsOp = theGeomEngine->GetIInsertOperations( theStudy->StudyId() );
 140   aGeomObj = anInsOp->RestoreShape( aSeqFile );
 141
 142   // Publish the GEOM object
 143   theGeomObjEntry = publishGEOMObject( theGeomEngine, theStudy, aGeomObj, theName );
 144
 145   return aGeomObj._retn();
 146 }
 147
 148  GEOM::GEOM_Object_ptr HYDROData_GeomTool::createFaceInGEOM( GEOM::GEOM_Gen_var theGeomEngine,
 149                                                              SALOMEDS::Study_ptr theStudy,
 150                                                              const int theWidth,
 151                                                              const int theHeight,
 152                                                              const QString& theName,
 153                                                              QString& theFaceEntry )
 154 {
 155   theFaceEntry = "";
 156   GEOM::GEOM_Object_var aGeomObj;
 157
 158   if ( theGeomEngine->_is_nil() || theStudy->_is_nil() ) {
 159     return aGeomObj._retn();
 160   }
 161
 162   GEOM::GEOM_IBasicOperations_var aBasicOperations = theGeomEngine->GetIBasicOperations( theStudy->StudyId() );
 163   GEOM::GEOM_IBlocksOperations_var aBlocksOperations = theGeomEngine->GetIBlocksOperations( theStudy->StudyId() );
 164
 165   GEOM::GEOM_Object_var P1 = aBasicOperations->MakePointXYZ( -0.5 * theWidth, -0.5 * theHeight, 0 );
 166   GEOM::GEOM_Object_var P2 = aBasicOperations->MakePointXYZ(  0.5 * theWidth, -0.5 * theHeight, 0 );
 167   GEOM::GEOM_Object_var P3 = aBasicOperations->MakePointXYZ(  0.5 * theWidth,  0.5 * theHeight, 0 );
 168   GEOM::GEOM_Object_var P4 = aBasicOperations->MakePointXYZ( -0.5 * theWidth,  0.5 * theHeight, 0 );
 169
 170   GEOM::GEOM_Object_var aFace = aBlocksOperations->MakeQuad4Vertices( P1, P2 ,P3, P4 );
 171
 172   // Publish the face
 173   theFaceEntry = publishGEOMObject( theGeomEngine, theStudy, aFace, theName );
 174
 175   return aFace._retn();
 176 }
 177
 178 QString HYDROData_GeomTool::publishGEOMObject( GEOM::GEOM_Gen_var theGeomEngine,
 179                                                SALOMEDS::Study_ptr theStudy,
 180                                                GEOM::GEOM_Object_ptr theGeomObj,
 181                                                const QString& theName )
 182 {
 183   QString anEntry;
 184
 185   if ( !theGeomObj->_is_nil() ) {
 186     QString aName = HYDROData_GeomTool::GetFreeName( theStudy, theName );
 187
 188     SALOMEDS::SObject_var aResultSO =
 189       theGeomEngine->PublishInStudy( theStudy, SALOMEDS::SObject::_nil(),
 190                                      theGeomObj, qPrintable( aName ) );
 191     if ( !aResultSO->_is_nil() ) {
 192       anEntry = aResultSO->GetID();
 193     }
 194   }
 195
 196   return anEntry;
 197 }