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 #ifndef LIGHT_MODE
  22
  23 #include <TopoDS_Shape.hxx>
  24
  25 #include <BRepTools.hxx>
  26
  27 #include <SALOME_NamingService.hxx>
  28 #include <SALOME_LifeCycleCORBA.hxx>
  29
  30 #include <QStringList>
  31 #include <QSet>
  32
  33 static int _argc = 0;
  34 static CORBA::ORB_var _ORB = CORBA::ORB_init( _argc, 0, "omniORB4"/*CORBA::ORB_ID*/ );
  35 static SALOME_NamingService _NS( _ORB );
  36 static SALOME_LifeCycleCORBA _LCC( &_NS );
  37
  38
  39 TopoDS_Shape HYDROData_GeomTool::GetShapeFromIOR( const int theStudyId, const QString& theIOR )
  40 {
  41   // Note that GEOMBase::GetShape() cause crash in batch mode
  42
  43   TopoDS_Shape aResShape;
  44
  45   CORBA::Object_var aCorbaObj = _ORB->string_to_object( qPrintable( theIOR ) );
  46   if ( !CORBA::is_nil( aCorbaObj ) ) {
  47     GEOM::GEOM_Object_var aGeomObj = GEOM::GEOM_Object::_narrow( aCorbaObj );
  48
  49     Engines::EngineComponent_var aComp =
  50       _LCC.FindOrLoad_Component( "FactoryServer", "GEOM" );
  51     GEOM::GEOM_Gen_var aComponentGeom = GEOM::GEOM_Gen::_narrow( aComp );
  52
  53     aResShape = GEOM_Client::get_client().GetShape( aComponentGeom, aGeomObj );
  54   }
  55
  56   return aResShape;
  57 }
  58
  59 GEOM::GEOM_Gen_var HYDROData_GeomTool::GetGeomGen()
  60 {
  61   Engines::EngineComponent_var aComponent = _LCC.FindOrLoad_Component( "FactoryServer", "GEOM" );
  62   GEOM::GEOM_Gen_var aGEOMEngine = GEOM::GEOM_Gen::_narrow( aComponent );
  63
  64   return aGEOMEngine._retn();
  65 }
  66
  67 SALOMEDS::Study_var HYDROData_GeomTool::GetStudyByID( const int theStudyId )
  68 {
  69   CORBA::Object_var aSMObject = _NS.Resolve("/myStudyManager");
  70   SALOMEDS::StudyManager_var aStudyManager = SALOMEDS::StudyManager::_narrow(aSMObject);
  71   SALOMEDS::Study_var aDSStudy = aStudyManager->GetStudyByID( theStudyId );
  72
  73   return aDSStudy._retn();
  74 }
  75
  76 QString HYDROData_GeomTool::GetFreeName( SALOMEDS::Study_ptr theStudy, const QString& theBaseName )
  77 {
  78   QString aName = theBaseName;
  79
  80   if ( !theStudy->_is_nil() ) {
  81     // collect all object names of GEOM component
  82     QSet<QString> anUsedNames;
  83     SALOMEDS::SComponent_var aComponent = theStudy->FindComponent( "GEOM" );
  84     if ( !aComponent->_is_nil() ) {
  85       SALOMEDS::ChildIterator_var anIter = theStudy->NewChildIterator( aComponent );
  86       for ( anIter->InitEx( true ); anIter->More(); anIter->Next() ) {
  87         anUsedNames.insert( anIter->Value()->GetName() );
  88       }
  89     }
  90
  91     // build an unique name
  92     int aNumber = 0;
  93     bool isUnique = false;
  94     QString aPrefix = theBaseName;
  95     QStringList aParts = aPrefix.split( "_", QString::KeepEmptyParts );
  96     if ( aParts.count() > 1 ) {
  97       bool isOk;
  98       aNumber = aParts.last().toLong( &isOk );
  99       if ( isOk ) {
 100         aParts.removeLast();
 101         aPrefix = aParts.join( "_" );
 102         aNumber--;
 103       }
 104     }
 105
 106     while ( !isUnique ) {
 107       aName = aPrefix + "_" + QString::number( ++aNumber );
 108       isUnique = ( !anUsedNames.contains( aName ) );
 109     }
 110   }
 111
 112   return aName;
 113 }
 114
 115 GEOM::GEOM_Object_ptr HYDROData_GeomTool::publishShapeInGEOM(
 116   GEOM::GEOM_Gen_var theGeomEngine, SALOMEDS::Study_ptr theStudy,
 117   const TopoDS_Shape& theShape, const QString& theName,
 118   QString& theGeomObjEntry )
 119 {
 120   theGeomObjEntry = "";
 121   GEOM::GEOM_Object_var aGeomObj;
 122
 123   if ( theGeomEngine->_is_nil() || theStudy->_is_nil() ||
 124        theShape.IsNull() ) {
 125     return aGeomObj._retn();
 126   }
 127
 128   std::ostringstream aStreamShape;
 129   // Write TopoDS_Shape in ASCII format to the stream
 130   BRepTools::Write( theShape, aStreamShape );
 131   // Returns the number of bytes that have been stored in the stream's buffer.
 132   int aSize = aStreamShape.str().size();
 133   // Allocate octect buffer of required size
 134   CORBA::Octet* anOctetBuf = SALOMEDS::TMPFile::allocbuf( aSize );
 135   // Copy ostrstream content to the octect buffer
 136   memcpy( anOctetBuf, aStreamShape.str().c_str(), aSize );
 137   // Create TMPFile
 138   SALOMEDS::TMPFile_var aSeqFile = new SALOMEDS::TMPFile( aSize, aSize, anOctetBuf, 1 );
 139
 140   // Restore shape from the stream and get the GEOM object
 141   GEOM::GEOM_IInsertOperations_var anInsOp = theGeomEngine->GetIInsertOperations( theStudy->StudyId() );
 142   aGeomObj = anInsOp->RestoreShape( aSeqFile );
 143
 144   // Publish the GEOM object
 145   theGeomObjEntry = publishGEOMObject( theGeomEngine, theStudy, aGeomObj, theName );
 146
 147   return aGeomObj._retn();
 148 }
 149
 150  GEOM::GEOM_Object_ptr HYDROData_GeomTool::createFaceInGEOM( GEOM::GEOM_Gen_var theGeomEngine,
 151                                                              SALOMEDS::Study_ptr theStudy,
 152                                                              const int theWidth,
 153                                                              const int theHeight,
 154                                                              const QString& theName,
 155                                                              QString& theFaceEntry )
 156 {
 157   theFaceEntry = "";
 158   GEOM::GEOM_Object_var aGeomObj;
 159
 160   if ( theGeomEngine->_is_nil() || theStudy->_is_nil() ) {
 161     return aGeomObj._retn();
 162   }
 163
 164   GEOM::GEOM_IBasicOperations_var aBasicOperations = theGeomEngine->GetIBasicOperations( theStudy->StudyId() );
 165   GEOM::GEOM_IBlocksOperations_var aBlocksOperations = theGeomEngine->GetIBlocksOperations( theStudy->StudyId() );
 166
 167   GEOM::GEOM_Object_var P1 = aBasicOperations->MakePointXYZ( -0.5 * theWidth, -0.5 * theHeight, 0 );
 168   GEOM::GEOM_Object_var P2 = aBasicOperations->MakePointXYZ(  0.5 * theWidth, -0.5 * theHeight, 0 );
 169   GEOM::GEOM_Object_var P3 = aBasicOperations->MakePointXYZ(  0.5 * theWidth,  0.5 * theHeight, 0 );
 170   GEOM::GEOM_Object_var P4 = aBasicOperations->MakePointXYZ( -0.5 * theWidth,  0.5 * theHeight, 0 );
 171
 172   GEOM::GEOM_Object_var aFace = aBlocksOperations->MakeQuad4Vertices( P1, P2 ,P3, P4 );
 173
 174   // Publish the face
 175   theFaceEntry = publishGEOMObject( theGeomEngine, theStudy, aFace, theName );
 176
 177   return aFace._retn();
 178 }
 179
 180 QString HYDROData_GeomTool::publishGEOMObject( GEOM::GEOM_Gen_var theGeomEngine,
 181                                                SALOMEDS::Study_ptr theStudy,
 182                                                GEOM::GEOM_Object_ptr theGeomObj,
 183                                                const QString& theName )
 184 {
 185   QString anEntry;
 186
 187   if ( !theGeomObj->_is_nil() ) {
 188     QString aName = HYDROData_GeomTool::GetFreeName( theStudy, theName );
 189
 190     SALOMEDS::SObject_var aResultSO =
 191       theGeomEngine->PublishInStudy( theStudy, SALOMEDS::SObject::_nil(),
 192                                      theGeomObj, qPrintable( aName ) );
 193     if ( !aResultSO->_is_nil() ) {
 194       anEntry = aResultSO->GetID();
 195     }
 196   }
 197
 198   return anEntry;
 199 }
 200
 201 #endif