occt/src/DrawTrSurf/DrawTrSurf_Point.cxx

// Created on: 1994-03-28
// Created by: Remi LEQUETTE
// Copyright (c) 1994-1999 Matra Datavision
// Copyright (c) 1999-2014 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement.

#include <DrawTrSurf_Point.hxx>

#include <Draw_Color.hxx>
#include <Draw_Display.hxx>
#include <DrawTrSurf.hxx>
#include <DrawTrSurf_Params.hxx>
#include <gp_Pnt.hxx>
#include <gp_Pnt2d.hxx>

IMPLEMENT_STANDARD_RTTIEXT(DrawTrSurf_Point, Draw_Drawable3D)

//=======================================================================
//function : DrawTrSurf_Point
//purpose  :
//=======================================================================
DrawTrSurf_Point::DrawTrSurf_Point (const gp_Pnt& P,
                                    const Draw_MarkerShape Shape,
                                    const Draw_Color& Col)
: myPoint(P),
  is3D(Standard_True),
  myShape(Shape),
  myColor(Col)
{
  //
}

//=======================================================================
//function : DrawTrSurf_Point
//purpose  :
//=======================================================================
DrawTrSurf_Point::DrawTrSurf_Point (const gp_Pnt2d& P,
                                    const Draw_MarkerShape Shape,
                                    const Draw_Color& Col)
: myPoint(P.X(),P.Y(),0.),
  is3D(Standard_False),
  myShape(Shape),
  myColor(Col)
{
  //
}

//=======================================================================
//function : Is3D
//purpose  :
//=======================================================================
Standard_Boolean DrawTrSurf_Point::Is3D() const
{
  return is3D;
}

//=======================================================================
//function : DrawOn
//purpose  :
//=======================================================================
void DrawTrSurf_Point::DrawOn (Draw_Display& dis) const 
{
  dis.SetColor(myColor);
  if (is3D)
    dis.DrawMarker(myPoint,myShape);
  else
    dis.DrawMarker(Point2d(),myShape);
}

//=======================================================================
//function : Point
//purpose  :
//=======================================================================
void DrawTrSurf_Point::Point (const gp_Pnt& P)
{
  myPoint = P;
  is3D = Standard_True;
}

//=======================================================================
//function : Point2d
//purpose  :
//=======================================================================
void DrawTrSurf_Point::Point2d(const gp_Pnt2d& P)
{
  myPoint.SetCoord(P.X(),P.Y(),0);
  is3D = Standard_False;
}

//=======================================================================
//function : Copy
//purpose  :
//=======================================================================
Handle(Draw_Drawable3D) DrawTrSurf_Point::Copy() const 
{
  Handle(DrawTrSurf_Point) P;
  if (is3D)
    P = new DrawTrSurf_Point(myPoint,myShape,myColor);
  else
    P = new DrawTrSurf_Point(Point2d(),myShape,myColor);
    
  return P;
}

//=======================================================================
//function : Dump
//purpose  :
//=======================================================================
void DrawTrSurf_Point::Dump (Standard_OStream& S) const
{
#if !defined(_MSC_VER) && !defined(__sgi) && !defined(IRIX)
  std::ios::fmtflags F = S.flags();
  S.setf(std::ios::scientific,std::ios::floatfield);
  S.precision(15);
#else
  long form = S.setf(std::ios::scientific);
  std::streamsize prec = S.precision(15);
#endif
  if (is3D)
    S << "Point : " << myPoint.X() << ", " << myPoint.Y() << ", " << myPoint.Z() <<std::endl;
  else
    S << "Point 2d : " << myPoint.X() << ", " << myPoint.Y() <<std::endl;
#if !defined(_MSC_VER) && !defined(__sgi) && !defined(IRIX)
  S.setf(F);
#else
  S.setf(form);
  S.precision(prec);
#endif
}

//=======================================================================
//function : Save
//purpose  :
//=======================================================================
void DrawTrSurf_Point::Save (Standard_OStream& theStream) const
{
#if !defined(_MSC_VER) && !defined(__sgi) && !defined(IRIX)
  std::ios::fmtflags aFlags = theStream.flags();
  theStream.setf (std::ios::scientific, std::ios::floatfield);
  theStream.precision (15);
#else
  long aForm = theStream.setf (std::ios::scientific);
  std::streamsize aPrec = theStream.precision (15);
#endif
  if (is3D)
  {
    theStream << "1 " << myPoint.X() << " " << myPoint.Y() << " " << myPoint.Z() << "\n";
  }
  else
  {
    theStream << "0 " << myPoint.X() << " " << myPoint.Y() << "\n";
  }
#if !defined(_MSC_VER) && !defined(__sgi) && !defined(IRIX)
  theStream.setf (aFlags);
#else
  theStream.setf (aForm);
  theStream.precision (aPrec);
#endif
}

//=======================================================================
//function : Restore
//purpose  :
//=======================================================================
Handle(Draw_Drawable3D) DrawTrSurf_Point::Restore (Standard_IStream& theStream)
{
  const DrawTrSurf_Params& aParams = DrawTrSurf::Parameters();
  Standard_Integer is3d = 0;
  theStream >> is3d;
  Standard_Real x,y,z = 0.0;
  if (is3d)
  {
    theStream >> x >> y >> z;
  }
  else
  {
    theStream >> x >> y;
  }
  Handle(DrawTrSurf_Point) aDrawPoint;
  if (is3d)
  {
    aDrawPoint = new DrawTrSurf_Point (gp_Pnt (x, y, z), aParams.PntMarker, aParams.PntColor);
  }
  else
  {
    aDrawPoint = new DrawTrSurf_Point (gp_Pnt2d (x, y), aParams.PntMarker, aParams.PntColor);
  }
  return aDrawPoint;
}

//=======================================================================
//function : Whatis
//purpose  :
//=======================================================================
void DrawTrSurf_Point::Whatis (Draw_Interpretor& S) const 
{
  S << "point";
}