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         // --- Instance of plex componant BoundedCurve ---
  63
  64         if (!data->CheckNbParams(num,0,ach,"bounded_curve")) return;
  65
  66 //      num = data->NextForComplex(num);
  67 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
  68 //        num =  0; gka TRJ9
  69         data->NamedForComplex("B_SPLINE_CURVE BSPCR",num0,num,ach);
  70
  71         // --- Instance of common supertype BSplineCurve ---
  72
  73         if (!data->CheckNbParams(num,5,ach,"b_spline_curve")) return;
  74         // --- field : degree ---
  75
  76
  77         Standard_Integer aDegree;
  78         //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
  79         data->ReadInteger (num,1,"degree",ach,aDegree);
  80         // --- field : controlPointsList ---
  81
  82
  83         Handle(StepGeom_HArray1OfCartesianPoint) aControlPointsList;
  84         Handle(StepGeom_CartesianPoint) anent2;
  85         Standard_Integer nsub2;
  86         if (data->ReadSubList (num,2,"control_points_list",ach,nsub2)) {
  87           Standard_Integer nb2 = data->NbParams(nsub2);
  88           aControlPointsList = new StepGeom_HArray1OfCartesianPoint (1, nb2);
  89           for (Standard_Integer i2 = 1; i2 <= nb2; i2 ++) {
  90             //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
  91             if (data->ReadEntity (nsub2, i2,"cartesian_point", ach,
  92                                   STANDARD_TYPE(StepGeom_CartesianPoint), anent2))
  93               aControlPointsList->SetValue(i2, anent2);
  94           }
  95         }
  96
  97         // --- field : curveForm ---
  98
  99
 100         StepGeom_BSplineCurveForm aCurveForm = StepGeom_bscfPolylineForm;
 101         if (data->ParamType(num,3) == Interface_ParamEnum) {
 102           Standard_CString text = data->ParamCValue(num,3);
 103           if      (bscfEllipticArc.IsEqual(text)) aCurveForm = StepGeom_bscfEllipticArc;
 104           else if (bscfPolylineForm.IsEqual(text)) aCurveForm = StepGeom_bscfPolylineForm;
 105           else if (bscfParabolicArc.IsEqual(text)) aCurveForm = StepGeom_bscfParabolicArc;
 106           else if (bscfCircularArc.IsEqual(text)) aCurveForm = StepGeom_bscfCircularArc;
 107           else if (bscfUnspecified.IsEqual(text)) aCurveForm = StepGeom_bscfUnspecified;
 108           else if (bscfHyperbolicArc.IsEqual(text)) aCurveForm = StepGeom_bscfHyperbolicArc;
 109           else ach->AddFail("Enumeration b_spline_curve_form has not an allowed value");
 110         }
 111         else ach->AddFail("Parameter #3 (curve_form) is not an enumeration");
 112         // --- field : closedCurve ---
 113
 114
 115         StepData_Logical aClosedCurve;
 116         //szv#4:S4163:12Mar99 `Standard_Boolean stat4 =` not needed
 117         data->ReadLogical (num,4,"closed_curve",ach,aClosedCurve);
 118         // --- field : selfIntersect ---
 119
 120
 121         StepData_Logical aSelfIntersect;
 122         //szv#4:S4163:12Mar99 `Standard_Boolean stat5 =` not needed
 123         data->ReadLogical (num,5,"self_intersect",ach,aSelfIntersect);
 124
 125 //      num = data->NextForComplex(num);
 126 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 127 //        num =  0; //gka TRJ9
 128         data->NamedForComplex("B_SPLINE_CURVE_WITH_KNOTS BSCWK",num0,num,ach);
 129
 130         // --- Instance of plex componant BSplineCurveWithKnots ---
 131
 132         if (!data->CheckNbParams(num,3,ach,"b_spline_curve_with_knots")) return;
 133
 134         // --- field : knotMultiplicities ---
 135
 136         Handle(TColStd_HArray1OfInteger) aKnotMultiplicities;
 137         Standard_Integer aKnotMultiplicitiesItem;
 138         Standard_Integer nsub6;
 139         if (data->ReadSubList (num,1,"knot_multiplicities",ach,nsub6)) {
 140           Standard_Integer nb6 = data->NbParams(nsub6);
 141           aKnotMultiplicities = new TColStd_HArray1OfInteger (1, nb6);
 142           for (Standard_Integer i6 = 1; i6 <= nb6; i6 ++) {
 143             //szv#4:S4163:12Mar99 `Standard_Boolean stat6 =` not needed
 144             if (data->ReadInteger (nsub6,i6,"knot_multiplicities",ach,aKnotMultiplicitiesItem))
 145               aKnotMultiplicities->SetValue(i6,aKnotMultiplicitiesItem);
 146           }
 147         }
 148
 149         // --- field : knots ---
 150
 151         Handle(TColStd_HArray1OfReal) aKnots;
 152         Standard_Real aKnotsItem;
 153         Standard_Integer nsub7;
 154         if (data->ReadSubList (num,2,"knots",ach,nsub7)) {
 155           Standard_Integer nb7 = data->NbParams(nsub7);
 156           aKnots = new TColStd_HArray1OfReal (1, nb7);
 157           for (Standard_Integer i7 = 1; i7 <= nb7; i7 ++) {
 158             //szv#4:S4163:12Mar99 `Standard_Boolean stat7 =` not needed
 159             if (data->ReadReal (nsub7,i7,"knots",ach,aKnotsItem))
 160               aKnots->SetValue(i7,aKnotsItem);
 161           }
 162         }
 163
 164         // --- field : knotSpec ---
 165
 166         StepGeom_KnotType aKnotSpec = StepGeom_ktUniformKnots;
 167         if (data->ParamType(num,3) == Interface_ParamEnum) {
 168           Standard_CString text = data->ParamCValue(num,3);
 169           if      (ktUniformKnots.IsEqual(text)) aKnotSpec = StepGeom_ktUniformKnots;
 170           else if (ktQuasiUniformKnots.IsEqual(text)) aKnotSpec = StepGeom_ktQuasiUniformKnots;
 171           else if (ktPiecewiseBezierKnots.IsEqual(text)) aKnotSpec = StepGeom_ktPiecewiseBezierKnots;
 172           else if (ktUnspecified.IsEqual(text)) aKnotSpec = StepGeom_ktUnspecified;
 173           else ach->AddFail("Enumeration knot_type has not an allowed value");
 174         }
 175         else ach->AddFail("Parameter #3 (knot_spec) is not an enumeration");
 176
 177 //      num = data->NextForComplex(num);
 178 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 179 //        num =  0; gka TRJ9
 180         data->NamedForComplex("CURVE",num0,num,ach);
 181
 182         // --- Instance of plex componant Curve ---
 183
 184         if (!data->CheckNbParams(num,0,ach,"curve")) return;
 185
 186 //      num = data->NextForComplex(num);
 187 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 188         //num =  0;
 189         data->NamedForComplex("GEOMETRIC_REPRESENTATION_ITEM GMRPIT",num0,num,ach);
 190
 191         // --- Instance of plex componant GeometricRepresentationItem ---
 192
 193         if (!data->CheckNbParams(num,0,ach,"geometric_representation_item")) return;
 194
 195 //      num = data->NextForComplex(num);
 196 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 197         //num =  0;
 198         data->NamedForComplex("RATIONAL_B_SPLINE_CURVE RBSC",num0,num,ach);
 199
 200         // --- Instance of plex componant RationalBSplineCurve ---
 201
 202         if (!data->CheckNbParams(num,1,ach,"rational_b_spline_curve")) return;
 203
 204         // --- field : weightsData ---
 205
 206         Handle(TColStd_HArray1OfReal) aWeightsData;
 207         Standard_Real aWeightsDataItem;
 208         Standard_Integer nsub9;
 209         if (data->ReadSubList (num,1,"weights_data",ach,nsub9)) {
 210           Standard_Integer nb9 = data->NbParams(nsub9);
 211           aWeightsData = new TColStd_HArray1OfReal (1, nb9);
 212           for (Standard_Integer i9 = 1; i9 <= nb9; i9 ++) {
 213             //szv#4:S4163:12Mar99 `Standard_Boolean stat9 =` not needed
 214             if (data->ReadReal (nsub9,i9,"weights_data",ach,aWeightsDataItem))
 215               aWeightsData->SetValue(i9,aWeightsDataItem);
 216           }
 217         }
 218
 219 //      num = data->NextForComplex(num);
 220 // sln 04.10.2001. BUC61003. Correction of looking for items of complex entity
 221         //num =  0;
 222         data->NamedForComplex("REPRESENTATION_ITEM RPRITM",num0,num,ach);
 223
 224         // --- Instance of plex componant RepresentationItem ---
 225
 226         if (!data->CheckNbParams(num,1,ach,"representation_item")) return;
 227
 228         // --- field : name ---
 229
 230         Handle(TCollection_HAsciiString) aName;
 231         //szv#4:S4163:12Mar99 `Standard_Boolean stat10 =` not needed
 232         data->ReadString (num,1,"name",ach,aName);
 233
 234         //--- Initialisation of the red entity ---
 235
 236         ent->Init(aName,aDegree,aControlPointsList,aCurveForm,aClosedCurve,aSelfIntersect,aKnotMultiplicities,aKnots,aKnotSpec,aWeightsData);
 237 }
 238
 239
 240 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::WriteStep
 241         (StepData_StepWriter& SW,
 242          const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent) const
 243 {
 244
 245         // --- Instance of plex componant BoundedCurve ---
 246
 247         SW.StartEntity("BOUNDED_CURVE");
 248
 249         // --- Instance of common supertype BSplineCurve ---
 250
 251         SW.StartEntity("B_SPLINE_CURVE");
 252         // --- field : degree ---
 253
 254         SW.Send(ent->Degree());
 255         // --- field : controlPointsList ---
 256
 257         SW.OpenSub();
 258         for (Standard_Integer i2 = 1;  i2 <= ent->NbControlPointsList();  i2 ++) {
 259           SW.Send(ent->ControlPointsListValue(i2));
 260         }
 261         SW.CloseSub();
 262         // --- field : curveForm ---
 263
 264         switch(ent->CurveForm()) {
 265           case StepGeom_bscfEllipticArc : SW.SendEnum (bscfEllipticArc); break;
 266           case StepGeom_bscfPolylineForm : SW.SendEnum (bscfPolylineForm); break;
 267           case StepGeom_bscfParabolicArc : SW.SendEnum (bscfParabolicArc); break;
 268           case StepGeom_bscfCircularArc : SW.SendEnum (bscfCircularArc); break;
 269           case StepGeom_bscfUnspecified : SW.SendEnum (bscfUnspecified); break;
 270           case StepGeom_bscfHyperbolicArc : SW.SendEnum (bscfHyperbolicArc); break;
 271         }
 272         // --- field : closedCurve ---
 273
 274         SW.SendLogical(ent->ClosedCurve());
 275         // --- field : selfIntersect ---
 276
 277         SW.SendLogical(ent->SelfIntersect());
 278
 279         // --- Instance of plex componant BSplineCurveWithKnots ---
 280
 281         SW.StartEntity("B_SPLINE_CURVE_WITH_KNOTS");
 282         // --- field : knotMultiplicities ---
 283
 284         SW.OpenSub();
 285         for (Standard_Integer i6 = 1;  i6 <= ent->NbKnotMultiplicities();  i6 ++) {
 286           SW.Send(ent->KnotMultiplicitiesValue(i6));
 287         }
 288         SW.CloseSub();
 289         // --- field : knots ---
 290
 291         SW.OpenSub();
 292         for (Standard_Integer i7 = 1;  i7 <= ent->NbKnots();  i7 ++) {
 293           SW.Send(ent->KnotsValue(i7));
 294         }
 295         SW.CloseSub();
 296         // --- field : knotSpec ---
 297
 298         switch(ent->KnotSpec()) {
 299           case StepGeom_ktUniformKnots : SW.SendEnum (ktUniformKnots); break;
 300           case StepGeom_ktQuasiUniformKnots : SW.SendEnum (ktQuasiUniformKnots); break;
 301           case StepGeom_ktPiecewiseBezierKnots : SW.SendEnum (ktPiecewiseBezierKnots); break;
 302           case StepGeom_ktUnspecified : SW.SendEnum (ktUnspecified); break;
 303         }
 304
 305         // --- Instance of plex componant Curve ---
 306
 307         SW.StartEntity("CURVE");
 308
 309         // --- Instance of plex componant GeometricRepresentationItem ---
 310
 311         SW.StartEntity("GEOMETRIC_REPRESENTATION_ITEM");
 312
 313         // --- Instance of plex componant RationalBSplineCurve ---
 314
 315         SW.StartEntity("RATIONAL_B_SPLINE_CURVE");
 316         // --- field : weightsData ---
 317
 318         SW.OpenSub();
 319         for (Standard_Integer i9 = 1;  i9 <= ent->NbWeightsData();  i9 ++) {
 320           SW.Send(ent->WeightsDataValue(i9));
 321         }
 322         SW.CloseSub();
 323
 324         // --- Instance of plex componant RepresentationItem ---
 325
 326         SW.StartEntity("REPRESENTATION_ITEM");
 327         // --- field : name ---
 328
 329         SW.Send(ent->Name());
 330 }
 331
 332
 333 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::Share(const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent, Interface_EntityIterator& iter) const
 334 {
 335
 336         Standard_Integer nbElem1 = ent->NbControlPointsList();
 337         for (Standard_Integer is1=1; is1<=nbElem1; is1 ++) {
 338           iter.GetOneItem(ent->ControlPointsListValue(is1));
 339         }
 340
 341 }
 342
 343
 344
 345 void RWStepGeom_RWBSplineCurveWithKnotsAndRationalBSplineCurve::Check
 346   (const Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)& ent,
 347    const Interface_ShareTool& aShto,
 348    Handle(Interface_Check)& ach) const
 349 {
 350   Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve) aRationalBSC =
 351     Handle(StepGeom_BSplineCurveWithKnotsAndRationalBSplineCurve)::DownCast(ent);
 352   Handle(StepGeom_BSplineCurveWithKnots) aBSCWK =
 353     aRationalBSC->BSplineCurveWithKnots();
 354   RWStepGeom_RWBSplineCurveWithKnots t1;
 355   t1.Check(aBSCWK,aShto,ach);
 356   Handle(StepGeom_RationalBSplineCurve) aRBSC =
 357     aRationalBSC->RationalBSplineCurve();
 358   RWStepGeom_RWRationalBSplineCurve t2;
 359   t2.Check(aRBSC,aShto,ach);
 360 }