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.
17 #include <PrsDim_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>
31 #include <Precision.hxx>
32 #include <ProjLib.hxx>
33 #include <Prs3d_ArrowAspect.hxx>
34 #include <Prs3d_DimensionAspect.hxx>
35 #include <Prs3d_Drawer.hxx>
36 #include <Prs3d_Presentation.hxx>
37 #include <Select3D_SensitiveBox.hxx>
38 #include <Select3D_SensitiveSegment.hxx>
39 #include <SelectMgr_EntityOwner.hxx>
40 #include <SelectMgr_Selection.hxx>
41 #include <Standard_NotImplemented.hxx>
42 #include <TCollection_AsciiString.hxx>
43 #include <TCollection_ExtendedString.hxx>
44 #include <TopAbs_Orientation.hxx>
46 #include <TopoDS_Edge.hxx>
47 #include <TopoDS_Shape.hxx>
49 IMPLEMENT_STANDARD_RTTIEXT(PrsDim_Chamf3dDimension, PrsDim_Relation)
51 //=======================================================================
52 //function : Constructor
54 //=======================================================================
55 PrsDim_Chamf3dDimension::PrsDim_Chamf3dDimension(const TopoDS_Shape& aFShape,
56 const Standard_Real aVal,
57 const TCollection_ExtendedString& aText)
63 mySymbolPrs = DsgPrs_AS_LASTAR;
64 myAutomaticPosition = Standard_True;
66 myArrowSize = myVal / 100.;
68 //=======================================================================
69 //function : Constructor
71 //=======================================================================
72 PrsDim_Chamf3dDimension::PrsDim_Chamf3dDimension(const TopoDS_Shape& aFShape,
73 const Standard_Real aVal,
74 const TCollection_ExtendedString& aText,
75 const gp_Pnt& aPosition,
76 const DsgPrs_ArrowSide aSymbolPrs ,
77 const Standard_Real anArrowSize)
83 myPosition = aPosition;
84 mySymbolPrs = aSymbolPrs;
85 SetArrowSize( anArrowSize );
86 myAutomaticPosition = Standard_False;
90 //=======================================================================
93 //=======================================================================
95 void PrsDim_Chamf3dDimension::Compute(const Handle(PrsMgr_PresentationManager3d)& ,
96 const Handle(Prs3d_Presentation)& aPresentation,
97 const Standard_Integer)
99 //----------------------------
100 // Calcul du centre de la face
101 //----------------------------
102 BRepAdaptor_Surface surfAlgo (TopoDS::Face(myFShape));
103 Standard_Real uFirst, uLast, vFirst, vLast;
104 uFirst = surfAlgo.FirstUParameter();
105 uLast = surfAlgo.LastUParameter();
106 vFirst = surfAlgo.FirstVParameter();
107 vLast = surfAlgo.LastVParameter();
108 Standard_Real uMoy = (uFirst + uLast)/2;
109 Standard_Real vMoy = (vFirst + vLast)/2;
112 surfAlgo.D1(uMoy, vMoy, apos, d1u, d1v);
116 // myDir = surfAlgo.Plane().Axis().Direction();
121 //--------------------------------------------
122 //Calcul du point de positionnement du texte
123 //--------------------------------------------
125 if (myAutomaticPosition) {
126 gp_Vec transVec(myDir);
128 curpos = myPntAttach.Translated(transVec);
131 curpos = PrsDim::TranslatePointToBound( curpos, myDir, myBndBox );
137 Handle(Geom_Line) dimLin = new Geom_Line(myPntAttach, myDir);
138 Standard_Real parcurpos = ElCLib::Parameter(dimLin->Lin(),myPosition);
139 curpos = ElCLib::Value(parcurpos,dimLin->Lin());
141 if ( curpos.Distance(myPntAttach) < 5. ) {
142 gp_Vec transVec(myDir);
144 curpos = myPntAttach.Translated(transVec);
149 Handle(Prs3d_DimensionAspect) la = myDrawer->DimensionAspect();
150 Handle(Prs3d_ArrowAspect) arr = la->ArrowAspect();
152 //-------------------------------------------------
153 //Calcul de la boite englobante du component pour
154 //determiner la taille de la fleche
155 //-------------------------------------------------
156 if( !myArrowSizeIsDefined ) {
157 Standard_Real arrsize = myArrowSize;
158 if ( (myVal/4) < arrsize)
162 else if (arrsize < 8.)
164 myArrowSize = arrsize;
166 arr->SetLength(myArrowSize);
168 //Calcul de la presentation
169 DsgPrs_Chamf2dPresentation::Add(aPresentation,
178 //=======================================================================
179 //function : ComputeSelection
181 //=======================================================================
183 void PrsDim_Chamf3dDimension::ComputeSelection(const Handle(SelectMgr_Selection)& aSelection,
184 const Standard_Integer)
186 Handle(SelectMgr_EntityOwner) own = new SelectMgr_EntityOwner(this,7);
187 Handle(Select3D_SensitiveSegment) seg = new Select3D_SensitiveSegment(own,myPntAttach,myPosition);
188 aSelection->Add(seg);
191 Standard_Real size(Min(myVal/100.+1.e-6,myArrowSize+1.e-6));
192 Handle( Select3D_SensitiveBox ) box = new Select3D_SensitiveBox( own,
196 myPosition.X() + size,
197 myPosition.Y() + size,
198 myPosition.Z() + size);
199 aSelection->Add(box);