RAUL
0.8.0
raul
log.hpp
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/* This file is part of Raul.
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* Copyright (C) 2009 David Robillard <http://drobilla.net>
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*
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* Raul is free software; you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option) any later
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* version.
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*
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* Raul is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef RAUL_LOG_HPP
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#define RAUL_LOG_HPP
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#include <iostream>
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#include <sstream>
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#include <string>
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namespace
Raul {
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class
LogBuffer
:
public
std::streambuf
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{
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public
:
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enum
Colour {
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DEFAULT = 0,
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RED = 31,
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GREEN,
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YELLOW,
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BLUE,
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MAGENTA,
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CYAN,
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WHITE
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};
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LogBuffer
(
const
char
* prefix=
""
, Colour
colour
=DEFAULT)
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: _prefix(prefix)
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, _colour(
colour
)
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, _out(std::cout)
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{}
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std::string
colour
(Colour c);
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std::string
plain
();
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protected
:
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int_type overflow(int_type c) {
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if
(c ==
'\n'
)
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emit();
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else
if
(c != traits_type::eof())
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_line += c;
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return
c;
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}
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int
sync() {
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if
(!_line.empty())
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emit();
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return
0;
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}
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private
:
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void
emit();
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const
char
* _prefix;
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Colour _colour;
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std::string _line;
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std::ostream& _out;
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};
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class
NullBuffer :
public
std::streambuf
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{
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protected
:
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int_type overflow(int_type c) {
return
c; }
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int
sync() {
return
0; }
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};
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extern
std::ostream info;
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extern
std::ostream warn;
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extern
std::ostream error;
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extern
std::ostream debug;
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}
// namespace Raul
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#endif // RAUL_LOG_HPP
Raul::LogBuffer::plain
std::string plain()
Reset the colour of the output, e.g.
Definition:
log.cpp:65
Raul::LogBuffer
Buffer for (possibly coloured) log printing.
Definition:
log.hpp:30
Raul::LogBuffer::colour
std::string colour(Colour c)
Change the colour of the output, e.g.
Definition:
log.cpp:56
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