1 // Created on: 1996-12-05
2 // Created by: Odile Olivier
3 // Copyright (c) 1996-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
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
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.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
19 #include <AIS_Chamf3dDimension.hxx>
20 #include <Bnd_Box.hxx>
21 #include <BRepAdaptor_Surface.hxx>
22 #include <BRepBndLib.hxx>
23 #include <BRepTools_WireExplorer.hxx>
24 #include <DsgPrs_Chamf2dPresentation.hxx>
26 #include <Geom_Line.hxx>
27 #include <Geom_Transformation.hxx>
32 #include <Precision.hxx>
33 #include <ProjLib.hxx>
34 #include <Prs3d_ArrowAspect.hxx>
35 #include <Prs3d_DimensionAspect.hxx>
36 #include <Prs3d_Drawer.hxx>
37 #include <Prs3d_Presentation.hxx>
38 #include <Select3D_SensitiveBox.hxx>
39 #include <Select3D_SensitiveSegment.hxx>
40 #include <SelectMgr_EntityOwner.hxx>
41 #include <SelectMgr_Selection.hxx>
42 #include <Standard_NotImplemented.hxx>
43 #include <Standard_Type.hxx>
44 #include <TCollection_AsciiString.hxx>
45 #include <TCollection_ExtendedString.hxx>
46 #include <TopAbs_Orientation.hxx>
48 #include <TopoDS_Edge.hxx>
49 #include <TopoDS_Shape.hxx>
51 IMPLEMENT_STANDARD_RTTIEXT(AIS_Chamf3dDimension,AIS_Relation)
53 //=======================================================================
54 //function : Constructor
56 //=======================================================================
57 AIS_Chamf3dDimension::AIS_Chamf3dDimension(const TopoDS_Shape& aFShape,
58 const Standard_Real aVal,
59 const TCollection_ExtendedString& aText)
65 mySymbolPrs = DsgPrs_AS_LASTAR;
66 myAutomaticPosition = Standard_True;
68 myArrowSize = myVal / 100.;
70 //=======================================================================
71 //function : Constructor
73 //=======================================================================
74 AIS_Chamf3dDimension::AIS_Chamf3dDimension(const TopoDS_Shape& aFShape,
75 const Standard_Real aVal,
76 const TCollection_ExtendedString& aText,
77 const gp_Pnt& aPosition,
78 const DsgPrs_ArrowSide aSymbolPrs ,
79 const Standard_Real anArrowSize)
85 myPosition = aPosition;
86 mySymbolPrs = aSymbolPrs;
87 SetArrowSize( anArrowSize );
88 myAutomaticPosition = Standard_False;
92 //=======================================================================
95 //=======================================================================
97 void AIS_Chamf3dDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& ,
98 const Handle(Prs3d_Presentation)& aPresentation,
99 const Standard_Integer)
101 //----------------------------
102 // Calcul du centre de la face
103 //----------------------------
104 BRepAdaptor_Surface surfAlgo (TopoDS::Face(myFShape));
105 Standard_Real uFirst, uLast, vFirst, vLast;
106 uFirst = surfAlgo.FirstUParameter();
107 uLast = surfAlgo.LastUParameter();
108 vFirst = surfAlgo.FirstVParameter();
109 vLast = surfAlgo.LastVParameter();
110 Standard_Real uMoy = (uFirst + uLast)/2;
111 Standard_Real vMoy = (vFirst + vLast)/2;
114 surfAlgo.D1(uMoy, vMoy, apos, d1u, d1v);
118 // myDir = surfAlgo.Plane().Axis().Direction();
123 //--------------------------------------------
124 //Calcul du point de positionnement du texte
125 //--------------------------------------------
127 if (myAutomaticPosition) {
128 gp_Vec transVec(myDir);
130 curpos = myPntAttach.Translated(transVec);
133 curpos = AIS::TranslatePointToBound( curpos, myDir, myBndBox );
139 Handle(Geom_Line) dimLin = new Geom_Line(myPntAttach, myDir);
140 Standard_Real parcurpos = ElCLib::Parameter(dimLin->Lin(),myPosition);
141 curpos = ElCLib::Value(parcurpos,dimLin->Lin());
143 if ( curpos.Distance(myPntAttach) < 5. ) {
144 gp_Vec transVec(myDir);
146 curpos = myPntAttach.Translated(transVec);
151 Handle(Prs3d_DimensionAspect) la = myDrawer->DimensionAspect();
152 Handle(Prs3d_ArrowAspect) arr = la->ArrowAspect();
154 //-------------------------------------------------
155 //Calcul de la boite englobante du component pour
156 //determiner la taille de la fleche
157 //-------------------------------------------------
158 if( !myArrowSizeIsDefined ) {
159 Standard_Real arrsize = myArrowSize;
160 if ( (myVal/4) < arrsize)
164 else if (arrsize < 8.)
166 myArrowSize = arrsize;
168 arr->SetLength(myArrowSize);
170 //Calcul de la presentation
171 DsgPrs_Chamf2dPresentation::Add(aPresentation,
180 //=======================================================================
181 //function : ComputeSelection
183 //=======================================================================
185 void AIS_Chamf3dDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
186 const Standard_Integer)
188 Handle(SelectMgr_EntityOwner) own = new SelectMgr_EntityOwner(this,7);
189 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(own,myPntAttach,myPosition);
190 aSelection->Add(seg);
193 Standard_Real size(Min(myVal/100.+1.e-6,myArrowSize+1.e-6));
194 Handle( Select3D_SensitiveBox ) box = new Select3D_SensitiveBox( own,
198 myPosition.X() + size,
199 myPosition.Y() + size,
200 myPosition.Z() + size);
201 aSelection->Add(box);