cgal/Min_circle_2/include/CGAL/Optimisation_circle_2.C

101 lines
2.6 KiB
C

// Copyright (c) 1997-2001 Freie Universitaet Berlin (Germany).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you may redistribute it under
// the terms of the Q Public License version 1.0.
// See the file LICENSE.QPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Sven Schoenherr <sven@inf.ethz.ch>, Bernd Gaertner
// includes
#ifndef CGAL_OPTIMISATION_ASSERTIONS_H
# include <CGAL/Optimisation/assertions.h>
#endif
CGAL_BEGIN_NAMESPACE
// Class implementation (continued)
// ================================
// I/O
// ---
template < class K_ >
std::ostream&
operator << ( std::ostream& os, const CGAL::Optimisation_circle_2<K_>& c)
{
switch ( CGAL::get_mode( os)) {
case CGAL::IO::PRETTY:
os << "CGAL::Optimisation_circle_2( "
<< c.center() << ", "
<< c.squared_radius() << ')';
break;
case CGAL::IO::ASCII:
os << c.center() << ' ' << c.squared_radius();
break;
case CGAL::IO::BINARY:
os << c.center();
CGAL::write( os, c.squared_radius());
break;
default:
CGAL_optimisation_assertion_msg( false,
"CGAL::get_mode( os) invalid!");
break; }
return( os);
}
template < class K_ >
std::istream&
operator >> ( std::istream& is, CGAL::Optimisation_circle_2<K_>& c)
{
typedef typename CGAL::Optimisation_circle_2<K_>::Point Point;
typedef typename CGAL::Optimisation_circle_2<K_>::Distance Distance;
switch ( CGAL::get_mode( is)) {
case CGAL::IO::PRETTY:
std::cerr << std::endl;
std::cerr << "Stream must be in ascii or binary mode" << std::endl;
break;
case CGAL::IO::ASCII: {
Point center;
Distance squared_radius;
is >> center >> squared_radius;
c.set( center, squared_radius); }
break;
case CGAL::IO::BINARY: {
Point center;
Distance squared_radius;
is >> center;
CGAL::read( is, squared_radius);
c.set( center, squared_radius); }
break;
default:
CGAL_optimisation_assertion_msg( false,
"CGAL::get_mode( is) invalid!");
break; }
return( is);
}
CGAL_END_NAMESPACE
// ===== EOF ==================================================================