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occt/src/DrawDim/DrawDim_PlanarDistance.cxx
bugmaster b311480ed5 0023024: Update headers of OCCT files
Added appropriate copyright and license information in source files
2012-03-21 19:43:04 +04:00

123 lines
4.2 KiB
C++
Executable File

// Created on: 1996-01-10
// Created by: Denis PASCAL
// Copyright (c) 1996-1999 Matra Datavision
// Copyright (c) 1999-2012 OPEN CASCADE SAS
//
// The content of this file is subject to the Open CASCADE Technology Public
// License Version 6.5 (the "License"). You may not use the content of this file
// except in compliance with the License. Please obtain a copy of the License
// at http://www.opencascade.org and read it completely before using this file.
//
// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
//
// The Original Code and all software distributed under the License is
// distributed on an "AS IS" basis, without warranty of any kind, and the
// Initial Developer hereby disclaims all such warranties, including without
// limitation, any warranties of merchantability, fitness for a particular
// purpose or non-infringement. Please see the License for the specific terms
// and conditions governing the rights and limitations under the License.
#include <DrawDim_PlanarDistance.ixx>
#include <DrawDim.hxx>
#include <BRep_Tool.hxx>
#include <TopoDS.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Line.hxx>
#include <gp_Lin.hxx>
#include <GeomAPI_ProjectPointOnCurve.hxx>
#include <TopExp.hxx>
//=======================================================================
//function : Draw
//purpose :
//=======================================================================
void DrawDim_PlanarDistance::Draw
(const gp_Pnt& point, const TopoDS_Edge& edge, Draw_Display& dis) const
{
Standard_Real f,l;
Handle(Geom_Curve) line = BRep_Tool::Curve(edge,f,l);
GeomAPI_ProjectPointOnCurve pj (point,Handle(Geom_Curve)::DownCast(line));
if (pj.NbPoints() == 1) {
gp_Pnt first = point;
gp_Pnt last = pj.Point(1);
dis.Draw (first,last);
gp_Pnt p ((first.X()+ last.X())/2,(first.Y()+ last.Y())/2,(first.Z()+ last.Z())/2);
DrawText(p,dis);
}
}
//=======================================================================
//function : DrawDim_PlanarDistance
//purpose :
//=======================================================================
DrawDim_PlanarDistance::DrawDim_PlanarDistance (const TopoDS_Face& face,
const TopoDS_Shape& geom1,
const TopoDS_Shape& geom2)
{
myPlane = face; myGeom1 = geom1; myGeom2 = geom2;
}
//=======================================================================
//function : DrawDim_PlanarDistance
//purpose :
//=======================================================================
DrawDim_PlanarDistance::DrawDim_PlanarDistance (const TopoDS_Shape& geom1,
const TopoDS_Shape& geom2)
{
myGeom1 = geom1; myGeom2 = geom2;
}
//=======================================================================
//function : DrawOn
//purpose :
//=======================================================================
void DrawDim_PlanarDistance::DrawOn(Draw_Display& dis) const
{
if (myGeom1.ShapeType() == TopAbs_VERTEX && myGeom2.ShapeType() == TopAbs_VERTEX) {
gp_Pnt first = BRep_Tool::Pnt(TopoDS::Vertex(myGeom1));
gp_Pnt last = BRep_Tool::Pnt(TopoDS::Vertex(myGeom2));
dis.Draw (first,last);
gp_Pnt p ((first.X()+ last.X())/2,(first.Y()+ last.Y())/2,(first.Z()+ last.Z())/2);
DrawText(p,dis);
return;
}
else if (myGeom1.ShapeType() == TopAbs_VERTEX && myGeom2.ShapeType() == TopAbs_EDGE) {
gp_Pnt point = BRep_Tool::Pnt(TopoDS::Vertex(myGeom1));
Draw (point,TopoDS::Edge(myGeom2),dis);
return;
}
else if (myGeom1.ShapeType() == TopAbs_EDGE && myGeom2.ShapeType() == TopAbs_VERTEX) {
gp_Pnt point = BRep_Tool::Pnt(TopoDS::Vertex(myGeom2));
Draw (point,TopoDS::Edge(myGeom1),dis);
return;
}
else if (myGeom1.ShapeType() == TopAbs_EDGE && myGeom2.ShapeType() == TopAbs_EDGE) {
Standard_Real f,l;
Handle(Geom_Curve) C = BRep_Tool::Curve (TopoDS::Edge(myGeom1),f,l);
if (!C.IsNull()) {
Handle(Geom_Line) L = Handle(Geom_Line)::DownCast(C);
if (!L.IsNull()) {
gp_Pnt point = L->Lin().Location();
TopoDS_Edge edge = TopoDS::Edge(myGeom2);
Draw (point,edge,dis);
return;
}
}
}
cout << " DrawDim_PlanarDistance::DrawOn : dimension error" << endl;
}