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1 | // File: DrawDim_PlanarRadius.cxx |
| 2 | // Created: Fri Jan 12 17:59:57 1996 |
| 3 | // Author: Denis PASCAL |
| 4 | // <dp@zerox> |
| 5 | |
| 6 | |
| 7 | #include <DrawDim_PlanarRadius.ixx> |
| 8 | #include <DrawDim.hxx> |
| 9 | #include <Geom_Curve.hxx> |
| 10 | #include <Geom_Circle.hxx> |
| 11 | #include <gp_Pnt.hxx> |
| 12 | #include <gp_Circ.hxx> |
| 13 | #include <BRep_Tool.hxx> |
| 14 | #include <TCollection_AsciiString.hxx> |
| 15 | #include <Draw_Color.hxx> |
| 16 | #include <ElCLib.hxx> |
| 17 | #include <TopExp.hxx> |
| 18 | #include <TopoDS.hxx> |
| 19 | #include <TopoDS_Vertex.hxx> |
| 20 | |
| 21 | //======================================================================= |
| 22 | //function : DrawDim_PlanarRadius |
| 23 | //purpose : |
| 24 | //======================================================================= |
| 25 | |
| 26 | DrawDim_PlanarRadius::DrawDim_PlanarRadius(const TopoDS_Face& face, const TopoDS_Shape& c) |
| 27 | { |
| 28 | myPlane = face; |
| 29 | myCircle = c; |
| 30 | } |
| 31 | |
| 32 | |
| 33 | //======================================================================= |
| 34 | //function : DrawDim_PlanarRadius |
| 35 | //purpose : |
| 36 | //======================================================================= |
| 37 | |
| 38 | DrawDim_PlanarRadius::DrawDim_PlanarRadius(const TopoDS_Shape& c) |
| 39 | { |
| 40 | myCircle = c; |
| 41 | } |
| 42 | |
| 43 | |
| 44 | //======================================================================= |
| 45 | //function : DrawOn |
| 46 | //purpose : |
| 47 | //======================================================================= |
| 48 | |
| 49 | void DrawDim_PlanarRadius::DrawOn(Draw_Display& dis) const |
| 50 | { |
| 51 | if (myCircle.ShapeType() == TopAbs_EDGE) { |
| 52 | Standard_Real f,l; |
| 53 | Handle(Geom_Curve) curve = BRep_Tool::Curve (TopoDS::Edge(myCircle),f,l); |
| 54 | if (curve->IsKind(STANDARD_TYPE(Geom_Circle))) { |
| 55 | gp_Circ circle = Handle(Geom_Circle)::DownCast(curve)->Circ(); |
| 56 | const gp_Pnt& first = circle.Location(); |
| 57 | TopoDS_Vertex vf, vl; |
| 58 | TopExp::Vertices(TopoDS::Edge(myCircle),vf,vl); |
| 59 | const gp_Pnt last = BRep_Tool::Pnt(vf); |
| 60 | // |
| 61 | dis.Draw (first,last); |
| 62 | gp_Pnt p ((first.X()+ last.X())/2,(first.Y()+ last.Y())/2,(first.Z()+ last.Z())/2); |
| 63 | DrawText(p,dis); |
| 64 | return; |
| 65 | } |
| 66 | } |
| 67 | cout << " DrawDim_PlanarRadius::DrawOn : dimension error" << endl; |
| 68 | } |
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