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0023948: Wrong intersection between a surface of revolution and a plane.
[occt.git] / src / AIS / AIS_Line.cxx
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b311480e 1// Created on: 1997-01-21
2// Created by: Prestataire Christiane ARMAND
3// Copyright (c) 1997-1999 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
b8ddfc2f 17//GER61351 //GG_171199 Enable to set an object RGB color instead a restricted object NameOfColor.
7fd59977 18
19#include <AIS_Line.ixx>
20#include <Aspect_TypeOfLine.hxx>
21#include <Prs3d_Drawer.hxx>
22#include <Precision.hxx>
23#include <Prs3d_LineAspect.hxx>
7fd59977 24#include <Graphic3d_AspectLine3d.hxx>
25#include <Graphic3d_Structure.hxx>
26#include <TColgp_Array1OfPnt.hxx>
27#include <SelectMgr_EntityOwner.hxx>
28#include <Select3D_SensitiveSegment.hxx>
29#include <StdPrs_Curve.hxx>
30#include <Geom_Line.hxx>
31#include <GeomAdaptor_Curve.hxx>
32#include <AIS_Drawer.hxx>
33#include <GC_MakeSegment.hxx>
cb389a77 34#include <Geom_Line.hxx>
7fd59977 35#include <Quantity_Color.hxx>
36#include <AIS_GraphicTool.hxx>
37#include <UnitsAPI.hxx>
cb389a77 38
7fd59977 39//==================================================================
40// function: FindLimits
41// purpose:
42//==================================================================
43//unused
44/*#ifdef DEB
45static void FindLimits(const Adaptor3d_Curve& aCurve,
46 const Standard_Real aLimit,
47 gp_Pnt& P1,
48 gp_Pnt& P2)
49{
50 Standard_Real First = aCurve.FirstParameter();
51 Standard_Real Last = aCurve.LastParameter();
52 Standard_Boolean firstInf = Precision::IsNegativeInfinite(First);
53 Standard_Boolean lastInf = Precision::IsPositiveInfinite(Last);
54
55
56 if (firstInf || lastInf) {
57 Standard_Real delta = 1;
58 if (firstInf && lastInf) {
59 do {
60 delta *= 2;
61 First = - delta;
62 Last = delta;
63 aCurve.D0(First,P1);
64 aCurve.D0(Last,P2);
65 } while (P1.Distance(P2) < aLimit);
66 }
67 else if (firstInf) {
68 aCurve.D0(Last,P2);
69 do {
70 delta *= 2;
71 First = Last - delta;
72 aCurve.D0(First,P1);
73 } while (P1.Distance(P2) < aLimit);
74 }
75 else if (lastInf) {
76 aCurve.D0(First,P1);
77 do {
78 delta *= 2;
79 Last = First + delta;
80 aCurve.D0(Last,P2);
81 } while (P1.Distance(P2) < aLimit);
82 }
83 }
84}
85#endif
86*/
87
88//=======================================================================
89//function : AIS_Line
90//purpose :
91//=======================================================================
92AIS_Line::AIS_Line(const Handle(Geom_Line)& aComponent):
93myComponent (aComponent),
94myLineIsSegment(Standard_False)
95{
96 SetInfiniteState();
97}
98
99//=======================================================================
100//function : AIS_Line
101//purpose :
102//=======================================================================
103AIS_Line::AIS_Line(const Handle(Geom_Point)& aStartPoint,
104 const Handle(Geom_Point)& aEndPoint):
105myStartPoint(aStartPoint),
106myEndPoint(aEndPoint),
107myLineIsSegment(Standard_True)
108{}
109
110//=======================================================================
111//function : Compute
112//purpose :
113//=======================================================================
114void AIS_Line::Compute(const Handle(PrsMgr_PresentationManager3d)&,
115 const Handle(Prs3d_Presentation)& aPresentation,
116 const Standard_Integer)
117{
118 aPresentation->Clear();
119
120 aPresentation->SetDisplayPriority(5);
121
122 if (!myLineIsSegment) ComputeInfiniteLine(aPresentation);
123 else ComputeSegmentLine(aPresentation);
124
125}
126
857ffd5e 127void AIS_Line::Compute(const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTransformation, const Handle(Prs3d_Presentation)& aPresentation)
7fd59977 128{
857ffd5e 129// Standard_NotImplemented::Raise("AIS_Line::Compute(const Handle(Prs3d_Projector)&, const Handle(Geom_Transformation)&, const Handle(Prs3d_Presentation)&)");
7fd59977 130 PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation) ;
131}
132
133//=======================================================================
134//function : ComputeSelection
135//purpose :
136//=======================================================================
137
138void AIS_Line::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
139 const Standard_Integer)
140{
141
142 if (!myLineIsSegment) ComputeInfiniteLineSelection(aSelection);
143 else ComputeSegmentLineSelection(aSelection);
144
145}
146
147
148//=======================================================================
149//function : SetColor
150//purpose :
151//=======================================================================
152
153void AIS_Line::SetColor(const Quantity_NameOfColor aCol)
7fd59977 154{
155 SetColor(Quantity_Color(aCol));
156}
157
158void AIS_Line::SetColor(const Quantity_Color &aCol)
7fd59977 159{
160 hasOwnColor=Standard_True;
161 myOwnColor=aCol;
162
163 Standard_Real WW = HasWidth()? myOwnWidth:
164 AIS_GraphicTool::GetLineWidth(myDrawer->Link(),AIS_TOA_Line);
165
166 if (!myDrawer->HasLineAspect ())
167 myDrawer->SetLineAspect (new Prs3d_LineAspect(aCol,Aspect_TOL_SOLID,WW));
168 else
169 myDrawer->LineAspect()->SetColor(aCol);
170}
171
172
173//=======================================================================
174//function : UnsetColor
175//purpose :
176//=======================================================================
177void AIS_Line::UnsetColor()
178{
179 hasOwnColor = Standard_False;
180
181 Handle(Prs3d_LineAspect) NullAsp;
182
183 if (!HasWidth()) myDrawer->SetLineAspect(NullAsp);
184 else{
7fd59977 185 Quantity_Color CC;
186 if( HasColor() ) CC = myOwnColor;
187 else AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line,CC);
7fd59977 188 myDrawer->LineAspect()->SetColor(CC);
189 myOwnColor = CC;
190 }
191}
192
193//=======================================================================
194//function : SetWidth
195//purpose :
196//=======================================================================
197void AIS_Line::SetWidth(const Standard_Real aValue)
198{
199 myOwnWidth=aValue;
200
7fd59977 201 if (!myDrawer->HasLineAspect ()) {
7fd59977 202 Quantity_Color CC;
203 if( HasColor() ) CC = myOwnColor;
204 else AIS_GraphicTool::GetLineColor(myDrawer->Link(),AIS_TOA_Line,CC);
7fd59977 205 myDrawer->SetLineAspect (new Prs3d_LineAspect(CC,Aspect_TOL_SOLID,aValue));
206 } else
207 myDrawer->LineAspect()->SetWidth(aValue);
208}
209
210
211//=======================================================================
212//function : UnsetWidth
213//purpose :
214//=======================================================================
215void AIS_Line::UnsetWidth()
216{
217 Handle(Prs3d_LineAspect) NullAsp;
218
219 if (!HasColor()) myDrawer->SetLineAspect(NullAsp);
220 else{
221 Standard_Real WW = AIS_GraphicTool::GetLineWidth(myDrawer->Link(),AIS_TOA_Line);
222 myDrawer->LineAspect()->SetWidth(WW);
223 myOwnWidth = WW;
224 }
225}
226
227//=======================================================================
228//function : ComputeInfiniteLine
229//purpose :
230//=======================================================================
231void AIS_Line::ComputeInfiniteLine( const Handle(Prs3d_Presentation)& aPresentation)
232{
7fd59977 233 GeomAdaptor_Curve curv(myComponent);
7fd59977 234 StdPrs_Curve::Add(aPresentation,curv,myDrawer);
7fd59977 235
236 //pas de prise en compte lors du FITALL
237 aPresentation->SetInfiniteState (Standard_True);
7fd59977 238}
239
240//=======================================================================
241//function : ComputeSegmentLine
242//purpose :
243//=======================================================================
244void AIS_Line::ComputeSegmentLine( const Handle(Prs3d_Presentation)& aPresentation)
245{
7fd59977 246 gp_Pnt P1 = myStartPoint->Pnt();
247 gp_Pnt P2 = myEndPoint->Pnt();
248
249 myComponent = new Geom_Line(P1,gp_Dir(P2.XYZ()-P1.XYZ()));
250
251 Standard_Real dist = P1.Distance(P2);
252 GeomAdaptor_Curve curv(myComponent,0.,dist);
7fd59977 253 StdPrs_Curve::Add(aPresentation,curv,myDrawer);
7fd59977 254}
255
256
257//=======================================================================
258//function : ComputeInfiniteLineSelection
259//purpose :
260//=======================================================================
261
262void AIS_Line::ComputeInfiniteLineSelection(const Handle(SelectMgr_Selection)& aSelection)
263{
264
265/* // on calcule les points min max a partir desquels on cree un segment sensible...
266 GeomAdaptor_Curve curv(myComponent);
267 gp_Pnt P1,P2;
268 FindLimits(curv,myDrawer->MaximalParameterValue(),P1,P2);
269*/
270 const gp_Dir& thedir = myComponent->Position().Direction();
271 const gp_Pnt& loc = myComponent->Position().Location();
272 const gp_XYZ& dir_xyz = thedir.XYZ();
273 const gp_XYZ& loc_xyz = loc.XYZ();
274//POP Standard_Real aLength = UnitsAPI::CurrentToLS (250000. ,"LENGTH");
275 Standard_Real aLength = UnitsAPI::AnyToLS (250000. ,"mm");
276 gp_Pnt P1 = loc_xyz + aLength*dir_xyz;
277 gp_Pnt P2 = loc_xyz - aLength*dir_xyz;
278 Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5);
279 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,P1,P2);
280 aSelection->Add(seg);
281}
282//=======================================================================
283//function : ComputeSegmentLineSelection
284//purpose :
285//=======================================================================
286
287void AIS_Line::ComputeSegmentLineSelection(const Handle(SelectMgr_Selection)& aSelection)
288{
289
290
291 Handle(SelectMgr_EntityOwner) eown = new SelectMgr_EntityOwner(this,5);
292 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(eown,
293 myStartPoint->Pnt(),
294 myEndPoint->Pnt());
295 aSelection->Add(seg);
296}
7fd59977 297
298//=======================================================================
299//function : Compute
300//purpose : to avoid warning
301//=======================================================================
302void AIS_Line::Compute(const Handle(Prs3d_Projector)&,
303 const Handle(Prs3d_Presentation)&)
304{
305}
306
307
308
309
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