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[occt.git] / src / AIS / AIS_Chamf2dDimension.cxx
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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
4// Copyright (c) 1999-2012 OPEN CASCADE SAS
5//
6// The content of this file is subject to the Open CASCADE Technology Public
7// License Version 6.5 (the "License"). You may not use the content of this file
8// except in compliance with the License. Please obtain a copy of the License
9// at http://www.opencascade.org and read it completely before using this file.
10//
11// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
12// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
13//
14// The Original Code and all software distributed under the License is
15// distributed on an "AS IS" basis, without warranty of any kind, and the
16// Initial Developer hereby disclaims all such warranties, including without
17// limitation, any warranties of merchantability, fitness for a particular
18// purpose or non-infringement. Please see the License for the specific terms
19// and conditions governing the rights and limitations under the License.
20
7fd59977 21
22#define BUC60915 //GG 05/06/01 Enable to compute the requested arrow size
23// if any in all dimensions.
24
25#include <Standard_NotImplemented.hxx>
26
27#include <AIS_Chamf2dDimension.ixx>
28
29#include <DsgPrs_Chamf2dPresentation.hxx>
30
31#include <Prs3d_ArrowAspect.hxx>
a6eb515f 32#include <Prs3d_DimensionAspect.hxx>
7fd59977 33#include <Prs3d_Drawer.hxx>
34
35#include <SelectMgr_EntityOwner.hxx>
36#include <Select3D_SensitiveSegment.hxx>
37
38#include <TopoDS.hxx>
39#include <TopoDS_Shape.hxx>
40#include <TopoDS_Edge.hxx>
41
42#include <TopAbs_Orientation.hxx>
43
44#include <Bnd_Box.hxx>
45#include <BRepBndLib.hxx>
46
47#include <gp_Dir.hxx>
48#include <gp_Pln.hxx>
49#include <gp_Vec.hxx>
50
51#include <Geom_Line.hxx>
52
53#include <ElCLib.hxx>
54
55#include <Precision.hxx>
56
57#include <TCollection_AsciiString.hxx>
58#include <TCollection_ExtendedString.hxx>
59
60#include <BRepTools_WireExplorer.hxx>
61
62#include <AIS.hxx>
63#include <AIS_Drawer.hxx>
64
65#include <BRepAdaptor_Surface.hxx>
66#include <ProjLib.hxx>
67#include <Select3D_SensitiveBox.hxx>
68
69//=======================================================================
70//function : Constructor
71//purpose :
72//=======================================================================
73AIS_Chamf2dDimension::AIS_Chamf2dDimension(const TopoDS_Shape& aFShape,
74 const Handle(Geom_Plane)& aPlane,
75 const Standard_Real aVal,
76 const TCollection_ExtendedString& aText)
77:AIS_Relation()
78{
79 myFShape = aFShape;
80 myPlane = aPlane;
81 myVal = aVal;
82 myText = aText;
83 mySymbolPrs = DsgPrs_AS_LASTAR;
84 myAutomaticPosition = Standard_True;
85
86 myArrowSize = myVal / 100.;
87}
88//=======================================================================
89//function : Constructor
90//purpose :
91//=======================================================================
92AIS_Chamf2dDimension::AIS_Chamf2dDimension(const TopoDS_Shape& aFShape,
93 const Handle(Geom_Plane)& aPlane,
94 const Standard_Real aVal,
95 const TCollection_ExtendedString& aText,
96 const gp_Pnt& aPosition,
97 const DsgPrs_ArrowSide aSymbolPrs ,
98 const Standard_Real anArrowSize)
99:AIS_Relation()
100{
101 myFShape = aFShape;
102 myPlane = aPlane;
103 myVal = aVal;
104 myText = aText;
105 myPosition = aPosition;
106 mySymbolPrs = aSymbolPrs;
107#ifdef BUC60915
108 SetArrowSize( anArrowSize );
109#else
110 myArrowSize = anArrowSize;
111#endif
112 myAutomaticPosition = Standard_False;
113}
114
115
116//=======================================================================
117//function : Compute
118//purpose :
119//=======================================================================
120
121void AIS_Chamf2dDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& ,
122 const Handle(Prs3d_Presentation)& aPresentation,
123 const Standard_Integer)
124{
125 aPresentation->Clear();
126
127 Handle(Geom_Line) glin;
128 gp_Pnt pfirst,plast;
129 const TopoDS_Edge& thechamfedge = TopoDS::Edge(myFShape);
130 if (!AIS::ComputeGeometry(thechamfedge, glin,pfirst,plast) )
131 return;
132
133
134 gp_Dir dir1 (glin->Position().Direction());
135 gp_Dir norm1 = myPlane->Pln().Axis().Direction();
136 myDir = norm1.Crossed(dir1);
137
138
139 //-------------------------------------------------
140 // calcul d'une direction orthogonale a l'edge du
141 // chanfrein et dirigee vers l'ext. du contour
142 //-------------------------------------------------
143
144
145 // recup. d'une edge adjacente a l'edge du chanfrein
146 /*TopoDS_Edge nextedge = TopoDS::Edge(mySShape);
147
148 gp_Pnt pfirstnext,plastnext;
149 Handle(Geom_Line) glinnext;
150 if (!AIS::ComputeGeometry(nextedge,glinnext,pfirstnext,plastnext) )
151 return;
152
153 gp_Vec v1(pfirst,plast);
154 gp_Vec v2;
155 if (pfirst.IsEqual(plastnext, Precision::Confusion()))
156 v2.SetXYZ(pfirstnext.XYZ() - pfirst.XYZ());
157 else
158 v2.SetXYZ(plastnext.XYZ() - pfirst.XYZ());
159 gp_Vec crossvec = v1.Crossed(v2);
160
161 myDir = dimserv.GetDirection().Crossed(glin->Position().Direction());
162 if (crossvec.Dot(dimserv.GetDirection()) > 0 )
163 myDir.Reverse();*/ // myDir => donne a la creation
164
165 //--------------------------------------------
166 //Calcul du point de positionnement du texte
167 //--------------------------------------------
168 gp_Pnt curpos;
169 if (myAutomaticPosition) {
170 myPntAttach.SetXYZ((pfirst.XYZ()+plast.XYZ())/2);
171 gp_Vec transVec(myDir);
172 transVec*=myVal;
173 curpos = myPntAttach.Translated(transVec);
174
175 if (myIsSetBndBox)
176 curpos = AIS::TranslatePointToBound( curpos, myDir, myBndBox );
177
178 myPosition = curpos;
179 }
180 else {
181
182 myPntAttach.SetXYZ((pfirst.XYZ()+plast.XYZ())/2);
183 Handle(Geom_Line) dimLin = new Geom_Line(myPntAttach, myDir);
184 Standard_Real parcurpos = ElCLib::Parameter(dimLin->Lin(),myPosition);
185 curpos = ElCLib::Value(parcurpos,dimLin->Lin());
186 //static Standard_Real minlength = 0.005;
187 //taille minimale de la dimension
188
189 if ( curpos.Distance(myPntAttach) < 5. ) {
190 gp_Vec transVec(myDir);
191 transVec*=5.;
192 curpos = myPntAttach.Translated(transVec);
193 }
194 myPosition = curpos;
195 }
196
a6eb515f 197 Handle(Prs3d_DimensionAspect) la = myDrawer->DimensionAspect();
198 Handle(Prs3d_ArrowAspect) arr = la->ArrowAspect();
7fd59977 199
200 //-------------------------------------------------
201 //Calcul de la boite englobante du component pour
202 //determiner la taille de la fleche
203 //-------------------------------------------------
204
205#ifdef BUC60915
206 if( !myArrowSizeIsDefined ) {
207#endif
208 Standard_Real arrsize = myArrowSize;
209 if ( (myVal/4) < arrsize)
210 arrsize = myVal/4;
211 if (arrsize > 30.)
212 arrsize = 30.;
213 else if (arrsize < 8.)
214 arrsize = 8.;
215#ifdef BUC60915
216 myArrowSize = arrsize;
217 }
218 arr->SetLength(myArrowSize);
219#else
220 arr->SetLength(arrsize);
221#endif
222
223 //Calcul de la presentation
224 DsgPrs_Chamf2dPresentation::Add(aPresentation,
225 myDrawer,
226 myPntAttach,
227 curpos,
228 myText,
229 mySymbolPrs);
230
231 }
232
233//=======================================================================
234//function : Compute
235//purpose : to avoid warning
236//=======================================================================
237
238void AIS_Chamf2dDimension::Compute(const Handle(Prs3d_Projector)& aProjector,
239 const Handle(Prs3d_Presentation)& aPresentation)
240{
241// Standard_NotImplemented::Raise("AIS_Chamf2dDimension::Compute(const Handle(Prs3d_Projector)&,const Handle(Prs3d_Presentation)&)");
242 PrsMgr_PresentableObject::Compute( aProjector , aPresentation ) ;
243}
244
7fd59977 245void AIS_Chamf2dDimension::Compute(const Handle_Prs3d_Projector& aProjector, const Handle_Geom_Transformation& aTransformation, const Handle_Prs3d_Presentation& aPresentation)
246{
247// Standard_NotImplemented::Raise("AIS_Chamf2dDimension::Compute(const Handle_Prs3d_Projector&, const Handle_Geom_Transformation&, const Handle_Prs3d_Presentation&)");
248 PrsMgr_PresentableObject::Compute( aProjector , aTransformation , aPresentation ) ;
249}
250
251//=======================================================================
252//function : ComputeSelection
253//purpose :
254//=======================================================================
255
256void AIS_Chamf2dDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
257 const Standard_Integer)
258{
259 Handle(SelectMgr_EntityOwner) own = new SelectMgr_EntityOwner(this,7);
260 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(own,myPntAttach,myPosition);
261 aSelection->Add(seg);
262
263 // Text
264 Standard_Real size(Min(myVal/100.+1.e-6,myArrowSize+1.e-6));
265 Handle( Select3D_SensitiveBox ) box = new Select3D_SensitiveBox( own,
266 myPosition.X(),
267 myPosition.Y(),
268 myPosition.Z(),
269 myPosition.X() + size,
270 myPosition.Y() + size,
271 myPosition.Z() + size);
272 aSelection->Add(box);
273}
274