mirror of
https://git.salome-platform.org/gitpub/modules/geom.git
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165 lines
5.5 KiB
C++
165 lines
5.5 KiB
C++
// Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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#include <Standard_Stream.hxx>
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#include <GEOMImpl_PolylineDriver.hxx>
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#include <GEOMImpl_IPolyline.hxx>
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#include <GEOMImpl_Types.hxx>
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#include <GEOM_Function.hxx>
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#include <BRepBuilderAPI_MakePolygon.hxx>
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#include <BRep_Tool.hxx>
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#include <TopoDS.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <TopoDS_Wire.hxx>
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#include <TopAbs.hxx>
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#include <TopExp.hxx>
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#include <Precision.hxx>
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#include <gp_Pnt.hxx>
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//=======================================================================
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//function : GetID
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//purpose :
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//=======================================================================
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const Standard_GUID& GEOMImpl_PolylineDriver::GetID()
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{
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static Standard_GUID aPolylineDriver("FF1BBB31-5D14-4df2-980B-3A668264EA16");
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return aPolylineDriver;
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}
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//=======================================================================
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//function : GEOMImpl_PolylineDriver
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//purpose :
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//=======================================================================
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GEOMImpl_PolylineDriver::GEOMImpl_PolylineDriver()
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{
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}
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//=======================================================================
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//function : Execute
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//purpose :
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//=======================================================================
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Standard_Integer GEOMImpl_PolylineDriver::Execute(TFunction_Logbook& log) const
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{
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if (Label().IsNull()) return 0;
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Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
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GEOMImpl_IPolyline aCI (aFunction);
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Standard_Integer aType = aFunction->GetType();
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TopoDS_Shape aShape;
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if (aType == POLYLINE_POINTS) {
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int aLen = aCI.GetLength();
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int ind = 1;
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BRepBuilderAPI_MakePolygon aMakePoly;
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for (; ind <= aLen; ind++)
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{
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Handle(GEOM_Function) aRefPoint = aCI.GetPoint(ind);
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TopoDS_Shape aShapePnt = aRefPoint->GetValue();
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if (aShapePnt.ShapeType() != TopAbs_VERTEX) {
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Standard_TypeMismatch::Raise
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("Polyline creation aborted : arguments are not a vertexes");
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return 0;
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}
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if (aShapePnt.ShapeType() == TopAbs_VERTEX) {
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aMakePoly.Add(TopoDS::Vertex(aShapePnt));
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// if (!aMakePoly.Added()) return 0;
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}
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}
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// Compare first and last point coordinates and close polyline if it's the same.
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if ( aLen > 2 ) {
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Handle(GEOM_Function) aFPoint = aCI.GetPoint(1);
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TopoDS_Shape aFirstPnt = aFPoint->GetValue();
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TopoDS_Vertex aV1 = TopoDS::Vertex(aFirstPnt);
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Handle(GEOM_Function) aLPoint = aCI.GetPoint(aLen);
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TopoDS_Shape aLastPnt = aLPoint->GetValue();
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TopoDS_Vertex aV2 = TopoDS::Vertex(aLastPnt);
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if ( !aV1.IsNull() && !aV2.IsNull() && aV1.IsSame(aV2) )
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aMakePoly.Close();
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}
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if (aMakePoly.IsDone()) {
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aShape = aMakePoly.Wire();
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}
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}
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else {
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}
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if (aShape.IsNull()) return 0;
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aFunction->SetValue(aShape);
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log.SetTouched(Label());
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return 1;
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}
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//=======================================================================
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//function : GEOMImpl_PolylineDriver_Type_
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//purpose :
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//=======================================================================
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Standard_EXPORT Handle_Standard_Type& GEOMImpl_PolylineDriver_Type_()
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{
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static Handle_Standard_Type aType1 = STANDARD_TYPE(TFunction_Driver);
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if ( aType1.IsNull()) aType1 = STANDARD_TYPE(TFunction_Driver);
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static Handle_Standard_Type aType2 = STANDARD_TYPE(MMgt_TShared);
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if ( aType2.IsNull()) aType2 = STANDARD_TYPE(MMgt_TShared);
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static Handle_Standard_Type aType3 = STANDARD_TYPE(Standard_Transient);
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if ( aType3.IsNull()) aType3 = STANDARD_TYPE(Standard_Transient);
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static Handle_Standard_Transient _Ancestors[]= {aType1,aType2,aType3,NULL};
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static Handle_Standard_Type _aType = new Standard_Type("GEOMImpl_PolylineDriver",
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sizeof(GEOMImpl_PolylineDriver),
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1,
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(Standard_Address)_Ancestors,
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(Standard_Address)NULL);
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return _aType;
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}
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//=======================================================================
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//function : DownCast
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//purpose :
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//=======================================================================
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const Handle(GEOMImpl_PolylineDriver) Handle(GEOMImpl_PolylineDriver)::DownCast(const Handle(Standard_Transient)& AnObject)
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{
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Handle(GEOMImpl_PolylineDriver) _anOtherObject;
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if (!AnObject.IsNull()) {
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if (AnObject->IsKind(STANDARD_TYPE(GEOMImpl_PolylineDriver))) {
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_anOtherObject = Handle(GEOMImpl_PolylineDriver)((Handle(GEOMImpl_PolylineDriver)&)AnObject);
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}
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}
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return _anOtherObject ;
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}
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