src/RWStepGeom/RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve.cxx

   1 // Copyright (c) 1999-2014 OPEN CASCADE SAS
   2 //
   3 // This file is part of Open CASCADE Technology software library.
   4 //
   5 // This library is free software; you can redistribute it and/or modify it under
   6 // the terms of the GNU Lesser General Public License version 2.1 as published
   7 // by the Free Software Foundation, with special exception defined in the file
   8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
   9 // distribution for complete text of the license and disclaimer of any warranty.
  10 //
  11 // Alternatively, this file may be used under the terms of Open CASCADE
  12 // commercial license or contractual agreement.
  13
  14 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
  15
  16 #include <Interface_Check.hxx>
  17 #include <Interface_EntityIterator.hxx>
  18 #include <Interface_ShareTool.hxx>
  19 #include <RWStepGeom_RWBSplineCurveWithKnots.hxx>
  20 #include <RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve.hxx>
  21 #include <RWStepGeom_RWRationalBSplineCurve.hxx>
  22 #include <StepData_Logical.hxx>
  23 #include <StepData_StepReaderData.hxx>
  24 #include <StepData_StepWriter.hxx>
  25 #include <StepGeom_BSplineCurveForm.hxx>
  26 #include <StepGeom_BSplineCurveWithKnots.hxx>
  27 #include <StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve.hxx>
  28 #include <StepGeom_CartesianPoint.hxx>
  29 #include <StepGeom_HArray1OfCartesianPoint.hxx>
  30 #include <StepGeom_KnotType.hxx>
  31 #include <StepGeom_RationalBSplineCurve.hxx>
  32 #include <TColStd_HArray1OfInteger.hxx>
  33 #include <TColStd_HArray1OfReal.hxx>
  34
  35 // --- Enum : BSplineCurveForm ---
  36 static TCollection_AsciiString bscfEllipticArc(".ELLIPTIC_ARC.");
  37 static TCollection_AsciiString bscfPolylineForm(".POLYLINE_FORM.");
  38 static TCollection_AsciiString bscfParabolicArc(".PARABOLIC_ARC.");
  39 static TCollection_AsciiString bscfCircularArc(".CIRCULAR_ARC.");
  40 static TCollection_AsciiString bscfUnspecified(".UNSPECIFIED.");
  41 static TCollection_AsciiString bscfHyperbolicArc(".HYPERBOLIC_ARC.");
  42
  43         // --- Enum : KnotType ---
  44 static TCollection_AsciiString ktUniformKnots(".UNIFORM_KNOTS.");
  45 static TCollection_AsciiString ktQuasiUniformKnots(".QUASI_UNIFORM_KNOTS.");
  46 static TCollection_AsciiString ktPiecewiseBezierKnots(".PIECEWISE_BEZIER_KNOTS.");
  47 static TCollection_AsciiString ktUnspecified(".UNSPECIFIED.");
  48
  49 RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve () {}
  50
  51 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::ReadStep
  52         (const Handle(StepData_StepReaderData)& data,
  53          const Standard_Integer num0,
  54          Handle(Interface_Check)& ach,
  55          const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent) const
  56 {
  57
  58 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
  59         Standard_Integer num = 0;  // num0
  60         data->NamedForComplex("BOUNDED_CURVE", "BNDCRV",num0,num,ach);
  61
  62 //      num = data->NextForComplex(num);
  63 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
  64 //        num =  0; gka TRJ9
  65   data->NamedForComplex("B_SPLINE_CURVE", "BSPCR",num0,num,ach);
  66
  67         // --- Instance of common supertype BSplineCurve ---
  68
  69         if (!data->CheckNbParams(num,5,ach,"b_spline_curve")) return;
  70         // --- field : degree ---
  71
  72
  73         Standard_Integer aDegree;
  74         //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
  75         data->ReadInteger (num,1,"degree",ach,aDegree);
  76         // --- field : controlPointsList ---
  77
  78
  79         Handle(StepGeom_HArray1OfCartesianPoint) aControlPointsList;
  80         Handle(StepGeom_CartesianPoint) anent2;
  81         Standard_Integer nsub2;
  82         if (data->ReadSubList (num,2,"control_points_list",ach,nsub2)) {
  83           Standard_Integer nb2 = data->NbParams(nsub2);
  84           aControlPointsList = new StepGeom_HArray1OfCartesianPoint (1, nb2);
  85           for (Standard_Integer i2 = 1; i2 <= nb2; i2 ++) {
  86             //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
  87             if (data->ReadEntity (nsub2, i2,"cartesian_point", ach,
  88                                   STANDARD_TYPE(StepGeom_CartesianPoint), anent2))
  89               aControlPointsList->SetValue(i2, anent2);
  90           }
  91         }
  92
  93         // --- field : curveForm ---
  94
  95
  96         StepGeom_BSplineCurveForm aCurveForm = StepGeom_bscfPolylineForm;
  97         if (data->ParamType(num,3) == Interface_ParamEnum) {
  98           Standard_CString text = data->ParamCValue(num,3);
  99           if      (bscfEllipticArc.IsEqual(text)) aCurveForm = StepGeom_bscfEllipticArc;
 100           else if (bscfPolylineForm.IsEqual(text)) aCurveForm = StepGeom_bscfPolylineForm;
 101           else if (bscfParabolicArc.IsEqual(text)) aCurveForm = StepGeom_bscfParabolicArc;
 102           else if (bscfCircularArc.IsEqual(text)) aCurveForm = StepGeom_bscfCircularArc;
 103           else if (bscfUnspecified.IsEqual(text)) aCurveForm = StepGeom_bscfUnspecified;
 104           else if (bscfHyperbolicArc.IsEqual(text)) aCurveForm = StepGeom_bscfHyperbolicArc;
 105           else ach->AddFail("Enumeration b_spline_curve_form has not an allowed value");
 106         }
 107         else ach->AddFail("Parameter #3 (curve_form) is not an enumeration");
 108         // --- field : closedCurve ---
 109
 110
 111         StepData_Logical aClosedCurve;
 112         //szv#4:S4163:12Mar99 `Standard_Boolean stat4 =` not needed
 113         data->ReadLogical (num,4,"closed_curve",ach,aClosedCurve);
 114         // --- field : selfIntersect ---
 115
 116
 117         StepData_Logical aSelfIntersect;
 118         //szv#4:S4163:12Mar99 `Standard_Boolean stat5 =` not needed
 119         data->ReadLogical (num,5,"self_intersect",ach,aSelfIntersect);
 120
 121 //      num = data->NextForComplex(num);
 122 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 123 //        num =  0; //gka TRJ9
 124         data->NamedForComplex("B_SPLINE_CURVE_WITH_KNOTS", "BSCWK",num0,num,ach);
 125
 126         // --- Instance of plex componant BSplineCurveWithKnots ---
 127
 128         if (!data->CheckNbParams(num,3,ach,"b_spline_curve_with_knots")) return;
 129
 130         // --- field : knotMultiplicities ---
 131
 132         Handle(TColStd_HArray1OfInteger) aKnotMultiplicities;
 133         Standard_Integer aKnotMultiplicitiesItem;
 134         Standard_Integer nsub6;
 135         if (data->ReadSubList (num,1,"knot_multiplicities",ach,nsub6)) {
 136           Standard_Integer nb6 = data->NbParams(nsub6);
 137           aKnotMultiplicities = new TColStd_HArray1OfInteger (1, nb6);
 138           for (Standard_Integer i6 = 1; i6 <= nb6; i6 ++) {
 139             //szv#4:S4163:12Mar99 `Standard_Boolean stat6 =` not needed
 140             if (data->ReadInteger (nsub6,i6,"knot_multiplicities",ach,aKnotMultiplicitiesItem))
 141               aKnotMultiplicities->SetValue(i6,aKnotMultiplicitiesItem);
 142           }
 143         }
 144
 145         // --- field : knots ---
 146
 147         Handle(TColStd_HArray1OfReal) aKnots;
 148         Standard_Real aKnotsItem;
 149         Standard_Integer nsub7;
 150         if (data->ReadSubList (num,2,"knots",ach,nsub7)) {
 151           Standard_Integer nb7 = data->NbParams(nsub7);
 152           aKnots = new TColStd_HArray1OfReal (1, nb7);
 153           for (Standard_Integer i7 = 1; i7 <= nb7; i7 ++) {
 154             //szv#4:S4163:12Mar99 `Standard_Boolean stat7 =` not needed
 155             if (data->ReadReal (nsub7,i7,"knots",ach,aKnotsItem))
 156               aKnots->SetValue(i7,aKnotsItem);
 157           }
 158         }
 159
 160         // --- field : knotSpec ---
 161
 162         StepGeom_KnotType aKnotSpec = StepGeom_ktUniformKnots;
 163         if (data->ParamType(num,3) == Interface_ParamEnum) {
 164           Standard_CString text = data->ParamCValue(num,3);
 165           if      (ktUniformKnots.IsEqual(text)) aKnotSpec = StepGeom_ktUniformKnots;
 166           else if (ktQuasiUniformKnots.IsEqual(text)) aKnotSpec = StepGeom_ktQuasiUniformKnots;
 167           else if (ktPiecewiseBezierKnots.IsEqual(text)) aKnotSpec = StepGeom_ktPiecewiseBezierKnots;
 168           else if (ktUnspecified.IsEqual(text)) aKnotSpec = StepGeom_ktUnspecified;
 169           else ach->AddFail("Enumeration knot_type has not an allowed value");
 170         }
 171         else ach->AddFail("Parameter #3 (knot_spec) is not an enumeration");
 172
 173 //      num = data->NextForComplex(num);
 174 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 175 //        num =  0; gka TRJ9
 176         data->NamedForComplex("CURVE",num0,num,ach);
 177
 178 //      num = data->NextForComplex(num);
 179 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 180         //num =  0;
 181         data->NamedForComplex("GEOMETRIC_REPRESENTATION_ITEM", "GMRPIT",num0,num,ach);
 182
 183 //      num = data->NextForComplex(num);
 184 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 185         //num =  0;
 186         data->NamedForComplex("RATIONAL_B_SPLINE_CURVE", "RBSC",num0,num,ach);
 187
 188         // --- Instance of plex componant RationalBSplineCurve ---
 189
 190         if (!data->CheckNbParams(num,1,ach,"rational_b_spline_curve")) return;
 191
 192         // --- field : weightsData ---
 193
 194         Handle(TColStd_HArray1OfReal) aWeightsData;
 195         Standard_Real aWeightsDataItem;
 196         Standard_Integer nsub9;
 197         if (data->ReadSubList (num,1,"weights_data",ach,nsub9)) {
 198           Standard_Integer nb9 = data->NbParams(nsub9);
 199           aWeightsData = new TColStd_HArray1OfReal (1, nb9);
 200           for (Standard_Integer i9 = 1; i9 <= nb9; i9 ++) {
 201             //szv#4:S4163:12Mar99 `Standard_Boolean stat9 =` not needed
 202             if (data->ReadReal (nsub9,i9,"weights_data",ach,aWeightsDataItem))
 203               aWeightsData->SetValue(i9,aWeightsDataItem);
 204           }
 205         }
 206
 207 //      num = data->NextForComplex(num);
 208 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 209         //num =  0;
 210         data->NamedForComplex("REPRESENTATION_ITEM", "RPRITM",num0,num,ach);
 211
 212         // --- Instance of plex componant RepresentationItem ---
 213
 214         if (!data->CheckNbParams(num,1,ach,"representation_item")) return;
 215
 216         // --- field : name ---
 217
 218         Handle(TCollection_HAsciiString) aName;
 219         //szv#4:S4163:12Mar99 `Standard_Boolean stat10 =` not needed
 220         data->ReadString (num,1,"name",ach,aName);
 221
 222         //--- Initialisation of the red entity ---
 223
 224         ent->Init(aName,aDegree,aControlPointsList,aCurveForm,aClosedCurve,aSelfIntersect,aKnotMultiplicities,aKnots,aKnotSpec,aWeightsData);
 225 }
 226
 227
 228 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::WriteStep
 229         (StepData_StepWriter& SW,
 230          const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent) const
 231 {
 232
 233         // --- Instance of plex componant BoundedCurve ---
 234
 235         SW.StartEntity("BOUNDED_CURVE");
 236
 237         // --- Instance of common supertype BSplineCurve ---
 238
 239         SW.StartEntity("B_SPLINE_CURVE");
 240         // --- field : degree ---
 241
 242         SW.Send(ent->Degree());
 243         // --- field : controlPointsList ---
 244
 245         SW.OpenSub();
 246         for (Standard_Integer i2 = 1;  i2 <= ent->NbControlPointsList();  i2 ++) {
 247           SW.Send(ent->ControlPointsListValue(i2));
 248         }
 249         SW.CloseSub();
 250         // --- field : curveForm ---
 251
 252         switch(ent->CurveForm()) {
 253           case StepGeom_bscfEllipticArc : SW.SendEnum (bscfEllipticArc); break;
 254           case StepGeom_bscfPolylineForm : SW.SendEnum (bscfPolylineForm); break;
 255           case StepGeom_bscfParabolicArc : SW.SendEnum (bscfParabolicArc); break;
 256           case StepGeom_bscfCircularArc : SW.SendEnum (bscfCircularArc); break;
 257           case StepGeom_bscfUnspecified : SW.SendEnum (bscfUnspecified); break;
 258           case StepGeom_bscfHyperbolicArc : SW.SendEnum (bscfHyperbolicArc); break;
 259         }
 260         // --- field : closedCurve ---
 261
 262         SW.SendLogical(ent->ClosedCurve());
 263         // --- field : selfIntersect ---
 264
 265         SW.SendLogical(ent->SelfIntersect());
 266
 267         // --- Instance of plex componant BSplineCurveWithKnots ---
 268
 269         SW.StartEntity("B_SPLINE_CURVE_WITH_KNOTS");
 270         // --- field : knotMultiplicities ---
 271
 272         SW.OpenSub();
 273         for (Standard_Integer i6 = 1;  i6 <= ent->NbKnotMultiplicities();  i6 ++) {
 274           SW.Send(ent->KnotMultiplicitiesValue(i6));
 275         }
 276         SW.CloseSub();
 277         // --- field : knots ---
 278
 279         SW.OpenSub();
 280         for (Standard_Integer i7 = 1;  i7 <= ent->NbKnots();  i7 ++) {
 281           SW.Send(ent->KnotsValue(i7));
 282         }
 283         SW.CloseSub();
 284         // --- field : knotSpec ---
 285
 286         switch(ent->KnotSpec()) {
 287           case StepGeom_ktUniformKnots : SW.SendEnum (ktUniformKnots); break;
 288           case StepGeom_ktQuasiUniformKnots : SW.SendEnum (ktQuasiUniformKnots); break;
 289           case StepGeom_ktPiecewiseBezierKnots : SW.SendEnum (ktPiecewiseBezierKnots); break;
 290           case StepGeom_ktUnspecified : SW.SendEnum (ktUnspecified); break;
 291         }
 292
 293         // --- Instance of plex componant Curve ---
 294
 295         SW.StartEntity("CURVE");
 296
 297         // --- Instance of plex componant GeometricRepresentationItem ---
 298
 299         SW.StartEntity("GEOMETRIC_REPRESENTATION_ITEM");
 300
 301         // --- Instance of plex componant RationalBSplineCurve ---
 302
 303         SW.StartEntity("RATIONAL_B_SPLINE_CURVE");
 304         // --- field : weightsData ---
 305
 306         SW.OpenSub();
 307         for (Standard_Integer i9 = 1;  i9 <= ent->NbWeightsData();  i9 ++) {
 308           SW.Send(ent->WeightsDataValue(i9));
 309         }
 310         SW.CloseSub();
 311
 312         // --- Instance of plex componant RepresentationItem ---
 313
 314         SW.StartEntity("REPRESENTATION_ITEM");
 315         // --- field : name ---
 316
 317         SW.Send(ent->Name());
 318 }
 319
 320
 321 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::Share(const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent, Interface_EntityIterator& iter) const
 322 {
 323
 324         Standard_Integer nbElem1 = ent->NbControlPointsList();
 325         for (Standard_Integer is1=1; is1<=nbElem1; is1 ++) {
 326           iter.GetOneItem(ent->ControlPointsListValue(is1));
 327         }
 328
 329 }
 330
 331
 332
 333 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::Check
 334   (const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent,
 335    const Interface_ShareTool& aShto,
 336    Handle(Interface_Check)& ach) const
 337 {
 338   Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve) aRationalBSC =
 339     Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)::DownCast(ent);
 340   Handle(StepGeom_BSplineCurveWithKnots) aBSCWK =
 341     aRationalBSC->BSplineCurveWithKnots();
 342   RWStepGeom_RWBSplineCurveWithKnots t1;
 343   t1.Check(aBSCWK,aShto,ach);
 344   Handle(StepGeom_RationalBSplineCurve) aRBSC =
 345     aRationalBSC->RationalBSplineCurve();
 346   RWStepGeom_RWRationalBSplineCurve t2;
 347   t2.Check(aRBSC,aShto,ach);
 348 }