mirror of https://github.com/CGAL/cgal
95 lines
3.3 KiB
C++
95 lines
3.3 KiB
C++
// ======================================================================
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//
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// Copyright (c) 1997 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------
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//
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// release :
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// release_date : 1999, July 28
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//
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// file : IO/Verbose_ostream.h
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// package : Stream_support (2.4)
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// chapter : $CGAL_Chapter: Stream Support $
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// source : support.fw
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Lutz Kettner <kettner@inf.ethz.ch>
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//
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// coordinator : INRIA, Sophia Antipolis
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//
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// A stream like output class for verbose output.
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// ======================================================================
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#ifndef CGAL_IO_VERBOSE_OSTREAM_H
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#define CGAL_IO_VERBOSE_OSTREAM_H 1
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#ifndef CGAL_PROTECT_IOSTREAM
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#include <iostream>
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#define CGAL_PROTECT_IOSTREAM
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#endif
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CGAL_BEGIN_NAMESPACE
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#define CGAL__VERB(x) if (b) *o << x; return *this
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class Verbose_ostream {
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bool b;
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std::ostream* o;
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public:
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Verbose_ostream( bool active = false, std::ostream& out = std::cerr)
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: b(active), o(&out){}
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bool verbose() const { return b; }
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void set_verbose( bool active) { b = active; }
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std::ostream& out() { return *o; }
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#ifndef CGAL_CFG_NO_MEMBER_TEMPLATES
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template < class T >
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Verbose_ostream& operator<<( const T& t) { CGAL__VERB(t);}
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#endif // CGAL_CFG_NO_MEMBER_TEMPLATES //
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// The following specialisations avoid the & for their small args.
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Verbose_ostream& operator<<( char c) { CGAL__VERB(c);}
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Verbose_ostream& operator<<( const char* s) { CGAL__VERB(s);}
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Verbose_ostream& operator<<( int a) { CGAL__VERB(a);}
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Verbose_ostream& operator<<( long l) { CGAL__VERB(l);}
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Verbose_ostream& operator<<( double d) { CGAL__VERB(d);}
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Verbose_ostream& operator<<( float f) { CGAL__VERB(f);}
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Verbose_ostream& operator<<( unsigned int a) { CGAL__VERB(a);}
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Verbose_ostream& operator<<( unsigned long l) { CGAL__VERB(l);}
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#ifdef _LONGLONG
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Verbose_ostream& operator<<( long long l) { CGAL__VERB(l);}
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Verbose_ostream& operator<<( unsigned long long l) { CGAL__VERB(l);}
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#endif /* _LONGLONG */
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Verbose_ostream& operator<<( void* p) { CGAL__VERB(p);}
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Verbose_ostream& operator<<( short i) { CGAL__VERB(i);}
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Verbose_ostream& operator<<( unsigned short i) { CGAL__VERB(i);}
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Verbose_ostream& operator<<( std::ostream& (*f)(std::ostream&))
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{ CGAL__VERB(f);}
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Verbose_ostream& operator<<( std::ios& (*f)(std::ios&))
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{ CGAL__VERB(f);}
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Verbose_ostream& flush() {
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if (b)
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o->flush();
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return *this;
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}
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Verbose_ostream& put(char c) {
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if (b)
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o->put(c);
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return *this;
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}
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Verbose_ostream& write(const char* s,int n) {
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if (b)
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o->write( s, n);
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return *this;
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}
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};
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#undef CGAL__VERB
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CGAL_END_NAMESPACE
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#endif // CGAL_IO_VERBOSE_OSTREAM_H //
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// EOF //
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