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/*
Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DCPOMATIC_LOG_H
#define DCPOMATIC_LOG_H
/** @file src/log.h
* @brief A very simple logging class.
*/
#include "log_entry.h"
#include <dcp/types.h>
#include <boost/thread/mutex.hpp>
#include <boost/filesystem.hpp>
#include <boost/signals2.hpp>
#include <string>
/** @class Log
* @brief A very simple logging class.
*/
class Log
{
public:
Log ();
virtual ~Log () {}
Log (Log const&) = delete;
Log& operator= (Log const&) = delete;
void log (std::shared_ptr<const LogEntry> entry);
void log (std::string message, int type);
void dcp_log (dcp::NoteType type, std::string message);
void set_types (int types);
int types () const {
return _types;
}
/** @param amount Approximate number of bytes to return; the returned value
* may be shorter or longer than this.
*/
virtual std::string head_and_tail (int amount = 1024) const {
(void) amount;
return "";
}
protected:
/** mutex to protect the log */
mutable boost::mutex _mutex;
private:
virtual void do_log (std::shared_ptr<const LogEntry> entry) = 0;
/** bit-field of log types which should be put into the log (others are ignored) */
int _types = 0;
};
#endif
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