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b311480e | 1 | // Created on: 1996-12-05 |
2 | // Created by: Flore Lantheaume/Odile Olivier | |
3 | // Copyright (c) 1996-1999 Matra Datavision | |
973c2be1 | 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
b311480e | 5 | // |
973c2be1 | 6 | // This file is part of Open CASCADE Technology software library. |
b311480e | 7 | // |
d5f74e42 | 8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
12 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 13 | // |
973c2be1 | 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. | |
7fd59977 | 16 | |
787ff240 | 17 | #include <PrsDim_FixRelation.hxx> |
7fd59977 | 18 | |
787ff240 | 19 | #include <PrsDim.hxx> |
7fd59977 | 20 | #include <BRep_Tool.hxx> |
21 | #include <BRepAdaptor_Curve.hxx> | |
42cf5bc1 | 22 | #include <DsgPrs_FixPresentation.hxx> |
23 | #include <ElCLib.hxx> | |
24 | #include <ElSLib.hxx> | |
25 | #include <Geom_Circle.hxx> | |
7fd59977 | 26 | #include <Geom_Curve.hxx> |
27 | #include <Geom_Line.hxx> | |
7fd59977 | 28 | #include <Geom_Plane.hxx> |
42cf5bc1 | 29 | #include <gp_Ax1.hxx> |
30 | #include <gp_Circ.hxx> | |
31 | #include <gp_Dir.hxx> | |
32 | #include <gp_Lin.hxx> | |
7fd59977 | 33 | #include <gp_Pnt.hxx> |
34 | #include <gp_Vec.hxx> | |
7fd59977 | 35 | #include <gp_XYZ.hxx> |
7fd59977 | 36 | #include <Precision.hxx> |
42cf5bc1 | 37 | #include <Prs3d_Presentation.hxx> |
42cf5bc1 | 38 | #include <Select3D_SensitiveSegment.hxx> |
39 | #include <SelectMgr_EntityOwner.hxx> | |
40 | #include <SelectMgr_Selection.hxx> | |
7fd59977 | 41 | #include <Standard_DomainError.hxx> |
42cf5bc1 | 42 | #include <Standard_NotImplemented.hxx> |
42cf5bc1 | 43 | #include <TColStd_ListIteratorOfListOfTransient.hxx> |
44 | #include <TopAbs_ShapeEnum.hxx> | |
45 | #include <TopExp.hxx> | |
46 | #include <TopLoc_Location.hxx> | |
47 | #include <TopoDS.hxx> | |
48 | #include <TopoDS_Edge.hxx> | |
49 | #include <TopoDS_Shape.hxx> | |
50 | #include <TopoDS_Vertex.hxx> | |
51 | #include <TopoDS_Wire.hxx> | |
52 | #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx> | |
53 | #include <TopTools_IndexedMapOfShape.hxx> | |
54 | #include <TopTools_ListIteratorOfListOfShape.hxx> | |
7fd59977 | 55 | |
787ff240 | 56 | IMPLEMENT_STANDARD_RTTIEXT(PrsDim_FixRelation, PrsDim_Relation) |
92efcf78 | 57 | |
7fd59977 | 58 | static Standard_Boolean InDomain(const Standard_Real fpar, |
59 | const Standard_Real lpar, | |
60 | const Standard_Real para) | |
61 | { | |
62 | if (fpar >= 0.) { | |
63 | return ((para >= fpar) && (para <= lpar)); | |
64 | } | |
c6541a0c | 65 | if (para >= (fpar+2*M_PI)) return Standard_True; |
7fd59977 | 66 | if (para <= lpar) return Standard_True; |
67 | return Standard_False; | |
68 | } | |
69 | ||
70 | //======================================================================= | |
71 | //function : Constructor | |
72 | //purpose : vertex Fix Relation | |
73 | //======================================================================= | |
74 | ||
787ff240 | 75 | PrsDim_FixRelation::PrsDim_FixRelation(const TopoDS_Shape& aShape, |
7fd59977 | 76 | const Handle(Geom_Plane)& aPlane, |
77 | const TopoDS_Wire& aWire) | |
787ff240 | 78 | : PrsDim_Relation(), |
258ff83b | 79 | myWire(aWire) |
7fd59977 | 80 | { |
81 | myFShape = aShape; | |
82 | myPlane = aPlane; | |
83 | myAutomaticPosition = Standard_True; | |
84 | myArrowSize = 5.; | |
85 | } | |
86 | ||
87 | //======================================================================= | |
88 | //function : Constructor | |
89 | //purpose : vertex Fix Relation | |
90 | //======================================================================= | |
91 | ||
787ff240 | 92 | PrsDim_FixRelation::PrsDim_FixRelation(const TopoDS_Shape& aShape, |
7fd59977 | 93 | const Handle(Geom_Plane)& aPlane, |
94 | const TopoDS_Wire& aWire, | |
95 | const gp_Pnt& aPosition, | |
96 | const Standard_Real anArrowSize) | |
787ff240 | 97 | : PrsDim_Relation(), |
258ff83b | 98 | myWire(aWire) |
7fd59977 | 99 | { |
100 | myFShape = aShape; | |
101 | myPlane = aPlane; | |
102 | myPosition = aPosition; | |
7fd59977 | 103 | SetArrowSize( anArrowSize ); |
7fd59977 | 104 | myAutomaticPosition = Standard_False; |
105 | } | |
106 | ||
107 | ||
108 | //======================================================================= | |
109 | //function : Constructor | |
110 | //purpose : edge (line or circle) Fix Relation | |
111 | //======================================================================= | |
112 | ||
787ff240 | 113 | PrsDim_FixRelation::PrsDim_FixRelation (const TopoDS_Shape& aShape, |
114 | const Handle(Geom_Plane)& aPlane) | |
7fd59977 | 115 | { |
116 | myFShape = aShape; | |
117 | myPlane = aPlane; | |
118 | myAutomaticPosition = Standard_True; | |
119 | myArrowSize = 5.; | |
120 | } | |
121 | ||
122 | //======================================================================= | |
123 | //function : Constructor | |
124 | //purpose : edge (line or circle) Fix Relation | |
125 | //======================================================================= | |
126 | ||
787ff240 | 127 | PrsDim_FixRelation::PrsDim_FixRelation( |
7fd59977 | 128 | const TopoDS_Shape& aShape, |
129 | const Handle(Geom_Plane)& aPlane, | |
130 | const gp_Pnt& aPosition, | |
258ff83b | 131 | const Standard_Real anArrowSize) |
7fd59977 | 132 | { |
133 | myFShape = aShape; | |
134 | myPlane = aPlane; | |
135 | myPosition = aPosition; | |
7fd59977 | 136 | SetArrowSize( anArrowSize ); |
7fd59977 | 137 | myAutomaticPosition = Standard_False; |
138 | } | |
139 | ||
7fd59977 | 140 | //======================================================================= |
141 | //function : Compute | |
142 | //purpose : | |
143 | //======================================================================= | |
144 | ||
787ff240 | 145 | void PrsDim_FixRelation::Compute(const Handle(PrsMgr_PresentationManager3d)&, |
7fd59977 | 146 | const Handle(Prs3d_Presentation)& aPresentation, |
147 | const Standard_Integer) | |
148 | { | |
81bba717 | 149 | // Calculate position of the symbol and |
150 | // point of attach of the segment on the shape | |
7fd59977 | 151 | gp_Pnt curpos; |
152 | if (myFShape.ShapeType() == TopAbs_VERTEX) | |
153 | ComputeVertex(TopoDS::Vertex(myFShape), curpos); | |
154 | else if (myFShape.ShapeType() == TopAbs_EDGE) | |
155 | ComputeEdge(TopoDS::Edge(myFShape), curpos); | |
156 | ||
157 | const gp_Dir& nor = myPlane->Axis().Direction(); | |
158 | ||
159 | ||
81bba717 | 160 | // calculate presentation |
161 | // definition of the symbol size | |
7fd59977 | 162 | if( !myArrowSizeIsDefined ) |
7fd59977 | 163 | myArrowSize = 5.; |
164 | ||
81bba717 | 165 | //creation of the presentation |
7fd59977 | 166 | DsgPrs_FixPresentation::Add(aPresentation, |
167 | myDrawer, | |
168 | myPntAttach, | |
169 | curpos, | |
170 | nor, | |
171 | myArrowSize); | |
172 | } | |
173 | ||
7fd59977 | 174 | //======================================================================= |
175 | //function : ComputeSelection | |
176 | //purpose : | |
177 | //======================================================================= | |
178 | ||
787ff240 | 179 | void PrsDim_FixRelation::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection, |
7fd59977 | 180 | const Standard_Integer) |
181 | { | |
182 | Handle(SelectMgr_EntityOwner) own = new SelectMgr_EntityOwner(this,7); | |
183 | ||
81bba717 | 184 | // creation of segment sensible for the linked segment |
185 | // of the shape fixed to symbol 'Fix' | |
7fd59977 | 186 | Handle(Select3D_SensitiveSegment) seg; |
187 | seg = new Select3D_SensitiveSegment(own, | |
188 | myPntAttach, | |
189 | myPosition); | |
190 | aSelection->Add(seg); | |
191 | ||
81bba717 | 192 | // Creation of the sensible zone of symbol 'Fix' |
7fd59977 | 193 | gp_Dir norm = myPlane->Axis().Direction(); |
194 | ||
195 | gp_Vec dirac(myPntAttach,myPosition); | |
196 | dirac.Normalize(); | |
197 | gp_Vec norac = dirac.Crossed(gp_Vec(norm)); | |
198 | gp_Ax1 ax(myPosition, norm); | |
c6541a0c | 199 | norac.Rotate(ax, M_PI/8); |
7fd59977 | 200 | |
201 | norac*=(myArrowSize/2); | |
202 | gp_Pnt P1 = myPosition.Translated(norac); | |
203 | gp_Pnt P2 = myPosition.Translated(-norac); | |
204 | seg = new Select3D_SensitiveSegment(own, | |
205 | P1, | |
206 | P2); | |
207 | aSelection->Add(seg); | |
208 | ||
209 | norac*=0.8; | |
210 | P1 = myPosition.Translated(norac); | |
211 | P2 = myPosition.Translated(-norac); | |
212 | dirac*=(myArrowSize/2); | |
213 | gp_Pnt PF(P1.XYZ()); | |
214 | gp_Pnt PL = PF.Translated(dirac); | |
215 | PL.Translate(norac); | |
216 | seg = new Select3D_SensitiveSegment(own, | |
217 | PF, | |
218 | PL); | |
219 | aSelection->Add(seg); | |
220 | ||
221 | ||
222 | PF.SetXYZ(P2.XYZ()); | |
223 | PL = PF.Translated(dirac); | |
224 | PL.Translate(norac); | |
225 | seg = new Select3D_SensitiveSegment(own, | |
226 | PF, | |
227 | PL); | |
228 | aSelection->Add(seg); | |
229 | ||
230 | PF.SetXYZ( (P1.XYZ() + P2.XYZ()) /2 ); | |
231 | PL = PF.Translated(dirac); | |
232 | PL.Translate(norac); | |
233 | seg = new Select3D_SensitiveSegment(own, | |
234 | PF, | |
235 | PL); | |
236 | } | |
237 | ||
238 | //======================================================================= | |
239 | //function : ComputeVertex | |
240 | //purpose : computes myPntAttach and the position of the presentation | |
241 | // when you fix a vertex | |
242 | //======================================================================= | |
243 | ||
787ff240 | 244 | void PrsDim_FixRelation::ComputeVertex(const TopoDS_Vertex& /*FixVertex*/, |
7fd59977 | 245 | gp_Pnt& curpos) |
246 | { | |
247 | myPntAttach = BRep_Tool::Pnt(TopoDS::Vertex(myFShape)); | |
248 | curpos = myPosition; | |
249 | if (myAutomaticPosition) { | |
250 | gp_Pln pln(myPlane->Pln()); | |
251 | gp_Dir dir(pln.XAxis().Direction()); | |
252 | gp_Vec transvec = gp_Vec(dir)*myArrowSize; | |
8c2d3314 | 253 | curpos = myPntAttach.Translated(transvec); |
7fd59977 | 254 | myPosition = curpos; |
255 | myAutomaticPosition = Standard_True; | |
256 | } | |
257 | } | |
258 | ||
259 | //======================================================================= | |
260 | //function : ComputePosition | |
261 | //purpose : | |
262 | //======================================================================= | |
263 | ||
787ff240 | 264 | gp_Pnt PrsDim_FixRelation::ComputePosition(const Handle(Geom_Curve)& curv1, |
7fd59977 | 265 | const Handle(Geom_Curve)& curv2, |
266 | const gp_Pnt& firstp1, | |
267 | const gp_Pnt& lastp1, | |
268 | const gp_Pnt& firstp2, | |
269 | const gp_Pnt& lastp2) const | |
270 | { | |
271 | //--------------------------------------------------------- | |
81bba717 | 272 | // calculate the point of attach |
7fd59977 | 273 | //--------------------------------------------------------- |
274 | gp_Pnt curpos; | |
275 | ||
276 | if (curv1->IsInstance(STANDARD_TYPE(Geom_Circle)) || curv2->IsInstance(STANDARD_TYPE(Geom_Circle))) { | |
277 | Handle(Geom_Circle) gcirc = Handle(Geom_Circle)::DownCast(curv1); | |
278 | if (gcirc.IsNull()) gcirc = Handle(Geom_Circle)::DownCast(curv2); | |
279 | gp_Dir dir( gcirc->Location().XYZ() + myPntAttach.XYZ() ); | |
280 | gp_Vec transvec = gp_Vec(dir)*myArrowSize; | |
281 | curpos = myPntAttach.Translated(transvec); | |
282 | } | |
283 | ||
284 | else { | |
285 | gp_Vec vec1(firstp1,lastp1); | |
286 | gp_Vec vec2(firstp2,lastp2); | |
287 | ||
288 | if (!vec1.IsParallel(vec2, Precision::Angular()) ) { | |
289 | gp_Dir dir; | |
290 | Standard_Real conf =Precision::Confusion(); | |
291 | if (lastp1.IsEqual(firstp2,conf) || firstp1.IsEqual(lastp2,conf)) dir.SetXYZ(vec1.XYZ() - vec2.XYZ()); | |
292 | else dir.SetXYZ(vec1.XYZ() + vec2.XYZ()); | |
293 | gp_Vec transvec = gp_Vec(dir)*myArrowSize; | |
294 | curpos = myPntAttach.Translated(transvec); | |
295 | } | |
296 | else { | |
297 | gp_Vec crossvec = vec1.Crossed(vec2); | |
298 | vec1.Cross(crossvec); | |
299 | gp_Dir dir(vec1); | |
300 | curpos = myPntAttach.Translated(gp_Vec(dir)*myArrowSize); | |
301 | } | |
302 | } | |
303 | ||
304 | return curpos; | |
305 | } | |
306 | ||
307 | //======================================================================= | |
308 | //function : ComputePosition | |
309 | //purpose : Computes the position of the "fix dimension" when the | |
310 | // fixed object is a vertex which is set at the intersection | |
311 | // of two curves. | |
312 | // The "dimension" is in the "middle" of the two edges. | |
313 | //======================================================================= | |
314 | ||
787ff240 | 315 | gp_Pnt PrsDim_FixRelation::ComputePosition(const Handle(Geom_Curve)& curv, |
7fd59977 | 316 | const gp_Pnt& firstp, |
317 | const gp_Pnt& lastp) const | |
318 | { | |
319 | //--------------------------------------------------------- | |
81bba717 | 320 | // calculate the point of attach |
7fd59977 | 321 | //--------------------------------------------------------- |
322 | gp_Pnt curpos; | |
323 | ||
324 | if (curv->IsKind(STANDARD_TYPE(Geom_Circle))) { | |
325 | ||
326 | Handle(Geom_Circle) gcirc = Handle(Geom_Circle)::DownCast(curv); | |
327 | gp_Dir dir( gcirc->Location().XYZ() + myPntAttach.XYZ() ); | |
328 | gp_Vec transvec = gp_Vec(dir)*myArrowSize; | |
329 | curpos = myPntAttach.Translated(transvec); | |
330 | ||
331 | } //if (curv->IsKind(STANDARD_TYPE(Geom_Circle)) | |
332 | ||
333 | else { | |
334 | // gp_Pln pln(Component()->WorkingPlane()->Plane()->GetValue()->Pln()); | |
335 | gp_Pln pln(myPlane->Pln()); | |
336 | gp_Dir NormPln = pln.Axis().Direction(); | |
337 | gp_Vec vec(firstp,lastp); | |
338 | vec.Cross( gp_Vec(NormPln)); | |
339 | vec.Normalize(); | |
340 | gp_Vec transvec = vec*myArrowSize; | |
341 | curpos = myPntAttach.Translated(transvec); | |
342 | gp_Ax1 RotAx( myPntAttach, NormPln); | |
c6541a0c | 343 | curpos.Rotate(RotAx, M_PI/10); |
7fd59977 | 344 | } |
345 | ||
346 | return curpos; | |
347 | } | |
348 | ||
349 | //======================================================================= | |
350 | //function : ComputeEdge | |
351 | //purpose : computes myPntAttach and the position of the presentation | |
352 | // when you fix an edge | |
353 | //======================================================================= | |
354 | ||
787ff240 | 355 | void PrsDim_FixRelation::ComputeEdge(const TopoDS_Edge& FixEdge, gp_Pnt& curpos) |
7fd59977 | 356 | { |
357 | Handle(Geom_Curve) curEdge; | |
358 | gp_Pnt ptbeg,ptend; | |
787ff240 | 359 | if (!PrsDim::ComputeGeometry(FixEdge,curEdge,ptbeg,ptend)) return; |
7fd59977 | 360 | |
361 | //--------------------------------------------------------- | |
362 | // calcul du point de positionnement du symbole 'fix' | |
363 | //--------------------------------------------------------- | |
81bba717 | 364 | //--> In case of a straight line |
7fd59977 | 365 | if (curEdge->IsKind(STANDARD_TYPE(Geom_Line))){ |
366 | gp_Lin glin = Handle(Geom_Line)::DownCast(curEdge)->Lin(); | |
367 | Standard_Real pfirst(ElCLib::Parameter(glin,ptbeg)); | |
368 | Standard_Real plast(ElCLib::Parameter(glin,ptend)); | |
369 | ComputeLinePosition(glin, curpos, pfirst, plast); | |
370 | } | |
371 | ||
81bba717 | 372 | //--> In case of a circle |
7fd59977 | 373 | else if (curEdge->IsKind(STANDARD_TYPE(Geom_Circle))) { |
374 | gp_Circ gcirc = Handle(Geom_Circle)::DownCast(curEdge)->Circ(); | |
375 | Standard_Real pfirst, plast; | |
376 | BRepAdaptor_Curve cu(FixEdge); | |
377 | pfirst = cu.FirstParameter(); | |
378 | plast = cu.LastParameter(); | |
379 | ComputeCirclePosition(gcirc, curpos, pfirst, plast); | |
380 | } | |
381 | ||
382 | else | |
383 | return; | |
384 | ||
385 | } | |
386 | ||
387 | //======================================================================= | |
388 | //function : ComputeLinePosition | |
389 | //purpose : compute the values of myPntAttach and the position <pos> of | |
390 | // the symbol when the fixed edge has a geometric support equal | |
391 | // to a line. | |
392 | //======================================================================= | |
393 | ||
787ff240 | 394 | void PrsDim_FixRelation::ComputeLinePosition(const gp_Lin& glin, |
7fd59977 | 395 | gp_Pnt& pos, |
396 | Standard_Real& pfirst, | |
397 | Standard_Real& plast) | |
398 | { | |
399 | if (myAutomaticPosition) { | |
81bba717 | 400 | // point of attach is chosen as middle of the segment |
7fd59977 | 401 | myPntAttach = ElCLib::Value((pfirst+ plast)/2, glin); |
402 | ||
403 | gp_Dir norm = myPlane ->Axis().Direction(); | |
404 | ||
405 | norm.Cross(glin.Position().Direction()); | |
406 | pos = myPntAttach.Translated(gp_Vec(norm)*myArrowSize); | |
407 | myAutomaticPosition = Standard_True; | |
408 | } // if (myAutomaticPosition) | |
409 | ||
410 | else { | |
411 | pos = myPosition; | |
412 | Standard_Real linparam = ElCLib::Parameter(glin, pos); | |
413 | ||
81bba717 | 414 | // case if the projection of position is located between 2 vertices |
7fd59977 | 415 | // de l'edge |
416 | if ( (linparam >= pfirst) && (linparam <= plast) ) | |
417 | myPntAttach = ElCLib::Value(linparam,glin); | |
418 | ||
81bba717 | 419 | // case if the projection of Position is outside of the limits |
420 | // of the edge : the point closest to the projection is chosen | |
421 | // as the attach point | |
7fd59977 | 422 | else { |
423 | Standard_Real pOnLin; | |
424 | if (linparam > plast) | |
425 | pOnLin = plast; | |
426 | else | |
427 | pOnLin = pfirst; | |
428 | myPntAttach = ElCLib::Value(pOnLin,glin); | |
429 | gp_Dir norm = myPlane->Axis().Direction(); | |
430 | ||
431 | norm.Cross(glin.Position().Direction()); | |
432 | gp_Lin lsup(myPntAttach, norm); | |
433 | Standard_Real parpos = ElCLib::Parameter(lsup,myPosition); | |
434 | pos = ElCLib::Value(parpos,lsup); | |
435 | } | |
436 | ||
437 | } | |
438 | myPosition = pos; | |
439 | } | |
440 | ||
441 | //======================================================================= | |
442 | //function : ComputeCirclePosition | |
443 | //purpose : compute the values of myPntAttach and the position <pos> of | |
444 | // the symbol when the fixed edge has a geometric support equal | |
445 | // to a circle. | |
446 | //======================================================================= | |
447 | ||
787ff240 | 448 | void PrsDim_FixRelation::ComputeCirclePosition( |
7fd59977 | 449 | const gp_Circ& gcirc, |
450 | gp_Pnt& pos, | |
451 | Standard_Real& pfirst, | |
452 | Standard_Real& plast) | |
453 | { | |
81bba717 | 454 | // readjust parametres on the circle |
c6541a0c D |
455 | if (plast > 2*M_PI ) { |
456 | Standard_Real nbtours = Floor(plast / (2*M_PI)); | |
457 | plast -= nbtours*2*M_PI; | |
458 | pfirst -= nbtours*2*M_PI; | |
7fd59977 | 459 | } |
460 | ||
461 | if (myAutomaticPosition) { | |
81bba717 | 462 | // the point attach is the "middle" of the segment (relatively |
463 | // to the parametres of start and end vertices of the edge | |
7fd59977 | 464 | |
465 | Standard_Real circparam = (pfirst + plast)/2.; | |
466 | ||
467 | if ( !InDomain(pfirst,plast,circparam)) { | |
c6541a0c D |
468 | Standard_Real otherpar = circparam + M_PI; |
469 | if (otherpar > 2*M_PI) otherpar -= 2*M_PI; | |
7fd59977 | 470 | circparam = otherpar; |
471 | } | |
472 | ||
473 | myPntAttach = ElCLib::Value(circparam, gcirc ); | |
474 | ||
475 | gp_Vec dir( gcirc.Location().XYZ(), myPntAttach.XYZ() ); | |
476 | dir.Normalize(); | |
477 | gp_Vec transvec = dir*myArrowSize; | |
478 | pos = myPntAttach.Translated(transvec); | |
479 | myPosition = pos; | |
480 | myAutomaticPosition = Standard_True; | |
481 | } // if (myAutomaticPosition) | |
482 | ||
483 | else { | |
81bba717 | 484 | // case if the projection of myPosition is outside of 2 |
485 | // vertices of the edge. In this case the parameter is readjusted | |
486 | // in the valid part of the circle | |
7fd59977 | 487 | pos = myPosition; |
488 | ||
489 | Standard_Real circparam = ElCLib::Parameter(gcirc, pos); | |
490 | ||
491 | if ( !InDomain(pfirst,plast,circparam)) { | |
c6541a0c D |
492 | Standard_Real otherpar = circparam + M_PI; |
493 | if (otherpar > 2*M_PI) otherpar -= 2*M_PI; | |
7fd59977 | 494 | circparam = otherpar; |
495 | } | |
496 | ||
497 | myPntAttach = ElCLib::Value(circparam,gcirc); | |
498 | } | |
499 | } | |
500 | ||
501 | //======================================================================= | |
502 | //function : ConnectedEdges | |
503 | //purpose : | |
504 | //======================================================================= | |
787ff240 | 505 | Standard_Boolean PrsDim_FixRelation::ConnectedEdges(const TopoDS_Wire& WIRE, |
7fd59977 | 506 | const TopoDS_Vertex& V, |
507 | TopoDS_Edge& E1, | |
508 | TopoDS_Edge& E2) | |
509 | { | |
510 | TopTools_IndexedDataMapOfShapeListOfShape vertexMap; | |
511 | TopExp::MapShapesAndAncestors (WIRE,TopAbs_VERTEX,TopAbs_EDGE,vertexMap); | |
512 | ||
513 | Standard_Boolean found(Standard_False); | |
514 | TopoDS_Vertex theVertex; | |
515 | for (Standard_Integer i=1; i<=vertexMap.Extent() && !found; i++) { | |
516 | if (vertexMap.FindKey(i).IsSame(V)) { | |
517 | theVertex = TopoDS::Vertex(vertexMap.FindKey(i)); | |
518 | found = Standard_True; | |
519 | } | |
520 | } | |
521 | if (!found) { | |
522 | E1.Nullify(); | |
523 | E2.Nullify(); | |
524 | return Standard_False; | |
525 | } | |
526 | ||
527 | TopTools_ListIteratorOfListOfShape iterator(vertexMap.FindFromKey(theVertex)); | |
528 | if (iterator.More()) { | |
529 | E1 = TopoDS::Edge(iterator.Value()); | |
530 | BRepAdaptor_Curve curv(E1); | |
531 | iterator.Next(); | |
532 | } | |
533 | else { | |
534 | E1.Nullify(); | |
535 | return Standard_False; | |
536 | } | |
537 | ||
538 | if (iterator.More()) { | |
539 | E2 = TopoDS::Edge(iterator.Value()); | |
540 | BRepAdaptor_Curve curv(E2); | |
541 | iterator.Next(); | |
542 | } | |
543 | else { | |
544 | E2.Nullify(); | |
545 | return Standard_False; | |
546 | } | |
547 | ||
548 | if (iterator.More()) { | |
549 | E1.Nullify(); | |
550 | E2.Nullify(); | |
551 | return Standard_False; | |
552 | } | |
553 | return Standard_True; | |
554 | } |