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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 | |
17 | #include <Standard_NotImplemented.hxx> | |
18 | ||
19 | #include <AIS_ConcentricRelation.ixx> | |
20 | ||
21 | #include <SelectMgr_EntityOwner.hxx> | |
22 | #include <Select3D_SensitiveCircle.hxx> | |
23 | #include <Select3D_SensitiveSegment.hxx> | |
24 | ||
25 | #include <DsgPrs_ConcentricPresentation.hxx> | |
26 | ||
27 | #include <TopoDS.hxx> | |
28 | ||
29 | #include <BRepAdaptor_Curve.hxx> | |
30 | ||
31 | #include <GeomAbs_CurveType.hxx> | |
32 | #include <Geom_Circle.hxx> | |
33 | #include <gp_Dir.hxx> | |
34 | #include <gp_Vec.hxx> | |
35 | #include <gp_Ax2.hxx> | |
36 | #include <gp_Ax1.hxx> | |
37 | #include <gp_Pnt.hxx> | |
38 | #include <gp_Pln.hxx> | |
39 | ||
40 | #include <TopoDS_Vertex.hxx> | |
41 | #include <AIS.hxx> | |
42 | ||
43 | //======================================================================= | |
44 | //function : Constructor | |
45 | //purpose : | |
46 | //======================================================================= | |
47 | ||
48 | AIS_ConcentricRelation::AIS_ConcentricRelation( | |
49 | const TopoDS_Shape& aFShape, | |
50 | const TopoDS_Shape& aSShape, | |
51 | const Handle(Geom_Plane)& aPlane) | |
52 | { | |
53 | myFShape = aFShape; | |
54 | mySShape = aSShape; | |
55 | myPlane = aPlane; | |
56 | myDir = aPlane->Pln().Axis().Direction(); | |
57 | } | |
58 | ||
59 | //======================================================================= | |
60 | //function : Compute | |
61 | //purpose : | |
62 | //======================================================================= | |
63 | void AIS_ConcentricRelation::Compute(const Handle(PrsMgr_PresentationManager3d)&, | |
64 | const Handle(Prs3d_Presentation)& aPresentation, | |
65 | const Standard_Integer) | |
66 | { | |
67 | aPresentation->Clear(); | |
68 | ||
69 | TopAbs_ShapeEnum type2(mySShape.ShapeType()); | |
70 | aPresentation->SetInfiniteState(Standard_True); | |
71 | switch (myFShape.ShapeType()) { | |
72 | case TopAbs_EDGE: | |
73 | { | |
74 | if (type2 == TopAbs_EDGE) ComputeTwoEdgesConcentric(aPresentation); | |
75 | else if (type2 == TopAbs_VERTEX) ComputeEdgeVertexConcentric(aPresentation); | |
76 | } | |
77 | break; | |
78 | ||
79 | case TopAbs_VERTEX: | |
80 | { | |
81 | if (type2 == TopAbs_VERTEX) ComputeTwoVerticesConcentric(aPresentation); | |
82 | else if (type2 == TopAbs_EDGE) ComputeEdgeVertexConcentric(aPresentation); | |
83 | } | |
84 | break; | |
85 | default: {return;} | |
86 | } | |
87 | } | |
88 | ||
857ffd5e | 89 | void AIS_ConcentricRelation::Compute(const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTransformation, const Handle(Prs3d_Presentation)& aPresentation) |
7fd59977 | 90 | { |
857ffd5e | 91 | // Standard_NotImplemented::Raise("AIS_ConcentricRelation::Compute(const Handle(Prs3d_Projector)&, const Handle(Geom_Transformation)&, const Handle(Prs3d_Presentation)&)"); |
7fd59977 | 92 | PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation ) ; |
93 | } | |
94 | ||
95 | //======================================================================= | |
96 | //function : ComputeTwoEdgesConcentric | |
97 | //purpose : | |
98 | //======================================================================= | |
99 | void AIS_ConcentricRelation::ComputeEdgeVertexConcentric(const Handle(Prs3d_Presentation)& aPresentation) | |
100 | { | |
101 | TopoDS_Edge E; | |
102 | TopoDS_Vertex V; | |
103 | if (myFShape.ShapeType() == TopAbs_EDGE) { | |
104 | E = TopoDS::Edge(myFShape); | |
105 | V = TopoDS::Vertex(mySShape); | |
106 | } | |
107 | else { | |
53aa7b32 P |
108 | E = TopoDS::Edge(mySShape); |
109 | V = TopoDS::Vertex(myFShape); | |
7fd59977 | 110 | } |
111 | gp_Pnt p1,p2; | |
112 | Handle(Geom_Curve) C; | |
113 | Handle(Geom_Curve) extCurv; | |
114 | Standard_Boolean isInfinite; | |
115 | Standard_Boolean isOnPlanEdge, isOnPlanVertex; | |
116 | if (!AIS::ComputeGeometry(E,C,p1,p2,extCurv,isInfinite,isOnPlanEdge,myPlane)) return; | |
117 | gp_Pnt P; | |
118 | AIS::ComputeGeometry(V,P, myPlane, isOnPlanVertex); | |
119 | ||
120 | const Handle(Geom_Circle)& CIRCLE = (Handle(Geom_Circle)&) C; | |
121 | myCenter = CIRCLE->Location(); | |
122 | myRad = Min(CIRCLE->Radius()/5.,15.); | |
123 | gp_Dir vec(p1.XYZ() - myCenter.XYZ() ); | |
124 | gp_Vec vectrans(vec); | |
125 | myPnt = myCenter.Translated(vectrans.Multiplied(myRad)); | |
126 | DsgPrs_ConcentricPresentation::Add(aPresentation,myDrawer,myCenter,myRad,myDir,myPnt); | |
127 | if (!isOnPlanEdge) AIS::ComputeProjEdgePresentation(aPresentation,myDrawer,E,CIRCLE,p1,p2); | |
128 | if (!isOnPlanVertex) AIS::ComputeProjVertexPresentation(aPresentation,myDrawer,V,P); | |
129 | } | |
130 | ||
131 | //======================================================================= | |
132 | //function : ComputeTwoEdgesConcentric | |
133 | //purpose : | |
134 | //======================================================================= | |
135 | void AIS_ConcentricRelation::ComputeTwoVerticesConcentric(const Handle(Prs3d_Presentation)& aPresentation) | |
136 | { | |
137 | TopoDS_Vertex V1,V2; | |
138 | V1 = TopoDS::Vertex(myFShape); | |
139 | V2 = TopoDS::Vertex(myFShape); | |
140 | Standard_Boolean isOnPlanVertex1(Standard_True),isOnPlanVertex2(Standard_True); | |
141 | gp_Pnt P1,P2; | |
142 | AIS::ComputeGeometry(V1,P1, myPlane,isOnPlanVertex1); | |
143 | AIS::ComputeGeometry(V2,P2, myPlane,isOnPlanVertex2); | |
144 | myCenter = P1; | |
145 | myRad = 15.; | |
146 | gp_Dir vec(myPlane->Pln().Position().XDirection()); | |
147 | gp_Vec vectrans(vec); | |
148 | myPnt = myCenter.Translated(vectrans.Multiplied(myRad)); | |
149 | DsgPrs_ConcentricPresentation::Add(aPresentation,myDrawer,myCenter,myRad,myDir,myPnt); | |
150 | if (!isOnPlanVertex1) AIS::ComputeProjVertexPresentation(aPresentation,myDrawer,V1,P1); | |
b804b20e | 151 | if (!isOnPlanVertex2) AIS::ComputeProjVertexPresentation(aPresentation,myDrawer,V2,P2); |
7fd59977 | 152 | } |
153 | ||
154 | //======================================================================= | |
155 | //function : ComputeTwoEdgesConcentric | |
156 | //purpose : | |
157 | //======================================================================= | |
158 | void AIS_ConcentricRelation::ComputeTwoEdgesConcentric(const Handle(Prs3d_Presentation)& aPresentation) | |
159 | { | |
160 | BRepAdaptor_Curve curv1(TopoDS::Edge(myFShape)); | |
161 | BRepAdaptor_Curve curv2(TopoDS::Edge(mySShape)); | |
162 | ||
163 | gp_Pnt ptat11,ptat12,ptat21,ptat22; | |
164 | Handle(Geom_Curve) geom1,geom2; | |
165 | Standard_Boolean isInfinite1,isInfinite2; | |
166 | Handle(Geom_Curve) extCurv; | |
167 | if (!AIS::ComputeGeometry(TopoDS::Edge(myFShape), | |
168 | TopoDS::Edge(mySShape), | |
169 | myExtShape, | |
170 | geom1, | |
171 | geom2, | |
172 | ptat11, | |
173 | ptat12, | |
174 | ptat21, | |
175 | ptat22, | |
176 | extCurv, | |
177 | isInfinite1,isInfinite2, | |
178 | myPlane)) { | |
179 | return; | |
180 | } | |
181 | ||
182 | const Handle(Geom_Circle)& gcirc1 = (Handle(Geom_Circle)&) geom1; | |
183 | const Handle(Geom_Circle)& gcirc2 = (Handle(Geom_Circle)&) geom2; | |
184 | ||
185 | myCenter = gcirc1->Location(); | |
186 | ||
81bba717 | 187 | // choose the radius equal to 1/5 of the smallest radius of |
188 | // 2 circles. Limit is imposed ( 0.02 by chance) | |
7fd59977 | 189 | Standard_Real rad1 = gcirc1->Radius(); |
190 | Standard_Real rad2 = gcirc2->Radius(); | |
191 | myRad = (rad1 > rad2 ) ? rad2 : rad1; | |
192 | myRad /= 5; | |
193 | if (myRad > 15.) myRad =15.; | |
194 | ||
195 | ||
81bba717 | 196 | //Calculate a point of circle of radius myRad |
7fd59977 | 197 | gp_Dir vec(ptat11.XYZ() - myCenter.XYZ() ); |
198 | gp_Vec vectrans(vec); | |
199 | myPnt = myCenter.Translated(vectrans.Multiplied(myRad)); | |
200 | ||
201 | DsgPrs_ConcentricPresentation::Add(aPresentation, | |
202 | myDrawer, | |
203 | myCenter, | |
204 | myRad, | |
205 | myDir, | |
206 | myPnt); | |
207 | if ( (myExtShape != 0) && !extCurv.IsNull()) { | |
208 | gp_Pnt pf, pl; | |
209 | if ( myExtShape == 1 ) { | |
210 | if (!isInfinite1) { | |
211 | pf = ptat11; | |
212 | pl = ptat12; | |
213 | } | |
214 | ComputeProjEdgePresentation(aPresentation,TopoDS::Edge(myFShape),gcirc1,pf,pl); | |
215 | } | |
216 | else { | |
217 | if (!isInfinite2) { | |
218 | pf = ptat21; | |
219 | pl = ptat22; | |
220 | } | |
221 | ComputeProjEdgePresentation(aPresentation,TopoDS::Edge(mySShape),gcirc2,pf,pl); | |
222 | } | |
223 | } | |
224 | } | |
225 | ||
226 | //======================================================================= | |
227 | //function : Compute | |
228 | //purpose : to avoid warning | |
229 | //======================================================================= | |
230 | ||
231 | void AIS_ConcentricRelation::Compute(const Handle(Prs3d_Projector)&, | |
232 | const Handle(Prs3d_Presentation)&) | |
233 | { | |
234 | } | |
235 | ||
7fd59977 | 236 | //======================================================================= |
237 | //function : ComputeSelection | |
238 | //purpose : | |
239 | //======================================================================= | |
240 | ||
241 | void AIS_ConcentricRelation::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection, | |
242 | const Standard_Integer) | |
243 | { | |
244 | Handle(SelectMgr_EntityOwner) own = new SelectMgr_EntityOwner(this,7); | |
245 | ||
81bba717 | 246 | //Creation of 2 sensitive circles |
247 | // the greater | |
7fd59977 | 248 | gp_Ax2 ax(myCenter, myDir); |
249 | Handle(Geom_Circle) Circ = new Geom_Circle(ax, myRad) ; | |
250 | Handle(Select3D_SensitiveCircle) | |
251 | sensit = new Select3D_SensitiveCircle (own, | |
252 | Circ); | |
253 | aSelection->Add(sensit); | |
81bba717 | 254 | // the smaller |
7fd59977 | 255 | Circ->SetRadius(myRad/2); |
256 | sensit = new Select3D_SensitiveCircle (own, | |
257 | Circ); | |
258 | aSelection->Add(sensit); | |
259 | ||
81bba717 | 260 | //Creation of 2 segments sensitive for the cross |
7fd59977 | 261 | Handle(Select3D_SensitiveSegment) seg; |
262 | gp_Pnt otherPnt = myPnt.Mirrored(myCenter); | |
263 | seg = new Select3D_SensitiveSegment(own, | |
264 | otherPnt, | |
265 | myPnt); | |
266 | aSelection->Add(seg); | |
267 | ||
268 | gp_Ax1 RotateAxis(myCenter, myDir); | |
c6541a0c D |
269 | gp_Pnt FPnt = myCenter.Rotated(RotateAxis, M_PI/2); |
270 | gp_Pnt SPnt = myCenter.Rotated(RotateAxis, -M_PI/2); | |
7fd59977 | 271 | seg = new Select3D_SensitiveSegment(own, |
272 | FPnt, | |
273 | SPnt); | |
274 | aSelection->Add(seg); | |
275 | ||
276 | } | |
277 |