72 lines
1.7 KiB
C++
72 lines
1.7 KiB
C++
// Copyright (c) 1997
|
|
// Utrecht University (The Netherlands),
|
|
// ETH Zurich (Switzerland),
|
|
// INRIA Sophia-Antipolis (France),
|
|
// Max-Planck-Institute Saarbruecken (Germany),
|
|
// and Tel-Aviv University (Israel). All rights reserved.
|
|
//
|
|
// This file is part of CGAL (www.cgal.org)
|
|
//
|
|
// $URL: https://github.com/CGAL/cgal/blob/v5.1/Stream_support/include/CGAL/IO/Verbose_ostream.h $
|
|
// $Id: Verbose_ostream.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
|
|
// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
|
|
//
|
|
//
|
|
// Author(s) : Lutz Kettner <kettner@inf.ethz.ch>
|
|
|
|
#ifndef CGAL_IO_VERBOSE_OSTREAM_H
|
|
#define CGAL_IO_VERBOSE_OSTREAM_H
|
|
|
|
#include <iostream>
|
|
|
|
namespace CGAL {
|
|
|
|
#define CGAL__VERB(x) if (b) *o << x; return *this
|
|
|
|
class Verbose_ostream {
|
|
bool b;
|
|
std::ostream* o;
|
|
public:
|
|
Verbose_ostream( bool active = false, std::ostream& out = std::cerr)
|
|
: b(active), o(&out){}
|
|
|
|
bool verbose() const { return b; }
|
|
void set_verbose(bool active) { b = active; }
|
|
std::ostream& out() { return *o; }
|
|
|
|
template < class T >
|
|
Verbose_ostream& operator<<(const T& t)
|
|
{ CGAL__VERB(t); }
|
|
|
|
Verbose_ostream& operator<<( std::ostream& (*f)(std::ostream&))
|
|
{ CGAL__VERB(f); }
|
|
|
|
Verbose_ostream& operator<<( std::ios& (*f)(std::ios&))
|
|
{ CGAL__VERB(f); }
|
|
|
|
Verbose_ostream& flush()
|
|
{
|
|
if (b)
|
|
o->flush();
|
|
return *this;
|
|
}
|
|
|
|
Verbose_ostream& put(char c)
|
|
{
|
|
if (b)
|
|
o->put(c);
|
|
return *this;
|
|
}
|
|
|
|
Verbose_ostream& write(const char* s, int n)
|
|
{
|
|
if (b)
|
|
o->write(s, n);
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
} //namespace CGAL
|
|
|
|
#endif // CGAL_IO_VERBOSE_OSTREAM_H
|