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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
150 lines
4.0 KiB
C++
150 lines
4.0 KiB
C++
// Created on: 1997-04-21
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// Created by: Denis PASCAL
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// Copyright (c) 1997-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <DrawDim_Distance.ixx>
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#include <DrawDim.hxx>
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#include <TopoDS_Shape.hxx>
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#include <TopoDS.hxx>
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#include <BRepAdaptor_Surface.hxx>
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#include <gp_Pln.hxx>
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#include <gp_Ax1.hxx>
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#include <gp_Ax2.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Vec.hxx>
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#include <TopExp_Explorer.hxx>
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#include <TopoDS_Vertex.hxx>
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#include <BRep_Tool.hxx>
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#include <Precision.hxx>
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#include <TCollection_AsciiString.hxx>
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//=======================================================================
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//function : DrawDim_Distance
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//purpose :
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//=======================================================================
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DrawDim_Distance::DrawDim_Distance (const TopoDS_Face& plane1,
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const TopoDS_Face& plane2)
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{
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myPlane1 = plane1;
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myPlane2 = plane2;
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}
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//=======================================================================
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//function : DrawDim_Distance
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//purpose :
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//=======================================================================
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DrawDim_Distance::DrawDim_Distance (const TopoDS_Face& plane1)
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{
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myPlane1 = plane1;
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}
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//=======================================================================
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//function : Plane1
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//purpose :
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//=======================================================================
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const TopoDS_Face& DrawDim_Distance::Plane1() const
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{
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return myPlane1;
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}
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//=======================================================================
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//function : Plane1
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//purpose :
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//=======================================================================
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void DrawDim_Distance::Plane1(const TopoDS_Face& face)
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{
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myPlane1 = face;
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}
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//=======================================================================
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//function : Plane2
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//purpose :
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//=======================================================================
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const TopoDS_Face& DrawDim_Distance::Plane2() const
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{
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return myPlane2;
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}
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//=======================================================================
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//function : Plane2
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//purpose :
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//=======================================================================
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void DrawDim_Distance::Plane2(const TopoDS_Face& face)
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{
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myPlane2 = face;
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}
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//=======================================================================
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//function : DrawOn
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//purpose :
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//=======================================================================
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void DrawDim_Distance::DrawOn(Draw_Display& dis) const
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{
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// compute the points and the direction
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BRepAdaptor_Surface surf1(myPlane1);
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// today we process only planar faces
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if (surf1.GetType() != GeomAbs_Plane)
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return;
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const gp_Ax1& anAx1 = surf1.Plane().Axis();
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gp_Vec V = anAx1.Direction();
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// output
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gp_Pnt FAttach; // first attach point
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gp_Pnt SAttach; // second attach point
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// first point, try a vertex
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TopExp_Explorer explo(myPlane1,TopAbs_VERTEX);
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if (explo.More()) {
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FAttach = BRep_Tool::Pnt(TopoDS::Vertex(explo.Current()));
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}
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else {
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// no vertex, use the origin
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FAttach = anAx1.Location();
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}
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if (!myPlane2.IsNull()) {
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// translate the point until the second face
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BRepAdaptor_Surface surf2(myPlane2);
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surf2.D0(0,0,SAttach);
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Standard_Real r = V.Dot(gp_Vec(FAttach,SAttach));
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V *= r;
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}
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SAttach = FAttach;
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SAttach.Translate(V);
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// DISPLAY
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dis.Draw (FAttach,SAttach);
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V *= 0.5;
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FAttach.Translate(V);
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dis.DrawMarker(FAttach, Draw_Losange);
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DrawText(FAttach,dis);
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}
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