// Created on: 1993-02-05
// Created by: Jacques GOUSSARD
// Copyright (c) 1993-1999 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.


Contap_Line::Contap_Line () {
  svtx = new TheHSequenceOfPoint ();
  Trans = IntSurf_Undecided;
}

void Contap_Line::ResetSeqOfVertex() {
  svtx = new TheHSequenceOfPoint ();
}

void Contap_Line::Add(const ThePoint& P) {
  Standard_Integer n = svtx->Length();
  if(n==0) { 
    svtx->Append(P);
  }
  else { 
    Standard_Real prm = P.ParameterOnLine();
    if(prm > svtx->Value(n).ParameterOnLine()) { 
      svtx->Append(P);      
    }
    else { 
      for(Standard_Integer i=n-1;i>0;i--) { 
	if(prm> svtx->Value(i).ParameterOnLine()) { 
	  svtx->InsertBefore(i+1,P);
	  return;
	}
      }
      svtx->Prepend(P);
    }
  }
}

void Contap_Line::Clear () {
  if(!curv.IsNull()) 
    curv->Clear();
  svtx = new TheHSequenceOfPoint ();
  typL = Contap_Walking;
}

void Contap_Line::SetValue(const gp_Lin& L)
{
  pt   = L.Location();
  dir1 = L.Direction();
  typL = Contap_Lin;
}

void Contap_Line::SetValue(const gp_Circ& C)
{
  pt   = C.Location();
  dir1 = C.Position().Direction();
  dir2 = C.Position().XDirection();
  rad  = C.Radius();
  typL = Contap_Circle;
}

void Contap_Line::SetValue(const TheArc& A)
{
  thearc = A;
  typL = Contap_Restriction;
}

void Contap_Line::SetLineOn2S(const Handle(IntSurf_LineOn2S)& L) { 
  curv = L;
  typL = Contap_Walking;
}

void Contap_Line::SetTransitionOnS(const IntSurf_TypeTrans T) { 
  Trans = T;
}

IntSurf_TypeTrans Contap_Line::TransitionOnS() const { 
  return(Trans);
}

const TheArc& Contap_Line::Arc () const
{
  if (typL != Contap_Restriction) {Standard_DomainError::Raise();}
  return thearc;
}