[pulseview.git] / pv / storesession.hpp

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_STORESESSION_HPP
#define PULSEVIEW_PV_STORESESSION_HPP

#include <stdint.h>

#include <atomic>
#include <fstream>
#include <map>
#include <memory>
#include <mutex>
#include <string>
#include <thread>

#include <glibmm/variant.h>

#include <QObject>

namespace sigrok {
class Output;
class OutputFormat;
}

namespace pv {

class Session;

namespace data {
class LogicSegment;
}

class StoreSession : public QObject
{
	Q_OBJECT

private:
	static const size_t BlockSize;

public:
	StoreSession(const std::string &file_name,
		const std::shared_ptr<sigrok::OutputFormat> &output_format,
		const std::map<std::string, Glib::VariantBase> &options,
		const Session &session);

	~StoreSession();

	std::pair<int, int> progress() const;

	const QString& error() const;

	bool start();

	void wait();

	void cancel();

private:
	void store_proc(std::shared_ptr<pv::data::LogicSegment> segment);

Q_SIGNALS:
	void progress_updated();

private:
	const std::string file_name_;
	const std::shared_ptr<sigrok::OutputFormat> output_format_;
	const std::map<std::string, Glib::VariantBase> options_;
	const Session &session_;

	std::shared_ptr<sigrok::Output> output_;
	std::ofstream output_stream_;

	std::thread thread_;

	std::atomic<bool> interrupt_;

	std::atomic<int> units_stored_, unit_count_;

	mutable std::mutex mutex_;
	QString error_;
};

} // pv

#endif // PULSEVIEW_PV_STORESESSION_HPP
Commit	Line	Data
0fbda3c2 JH	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2014 Joel Holdsworth <joel@airwebreathe.org.uk>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
7a01bd36 JH	21	#ifndef PULSEVIEW_PV_STORESESSION_HPP
7a01bd36 JH	22	#define PULSEVIEW_PV_STORESESSION_HPP
0fbda3c2 JH	23
	24	#include <stdint.h>
	25
3b68d03d	26	#include <atomic>
c1035a14	27	#include <fstream>
e93f5538	28	#include <map>
4764bc4d	29	#include <memory>
3b68d03d	30	#include <mutex>
0fbda3c2	31	#include <string>
3b68d03d	32	#include <thread>
0fbda3c2	33
e93f5538 JH	34	#include <glibmm/variant.h>
e93f5538 JH	35
0fbda3c2 JH	36	#include <QObject>
0fbda3c2 JH	37
7223eb62 ML	38	namespace sigrok {
7223eb62 ML	39	class Output;
4764bc4d	40	class OutputFormat;
7223eb62 ML	41	}
7223eb62 ML	42
0fbda3c2 JH	43	namespace pv {
0fbda3c2 JH	44
2b81ae46	45	class Session;
0fbda3c2 JH	46
0fbda3c2 JH	47	namespace data {
f3d66e52	48	class LogicSegment;
0fbda3c2 JH	49	}
	50
	51	class StoreSession : public QObject
	52	{
	53	Q_OBJECT
	54
	55	private:
	56	static const size_t BlockSize;
	57
	58	public:
	59	StoreSession(const std::string &file_name,
4764bc4d	60	const std::shared_ptr<sigrok::OutputFormat> &output_format,
e93f5538	61	const std::map<std::string, Glib::VariantBase> &options,
2b81ae46	62	const Session &session);
0fbda3c2 JH	63
	64	~StoreSession();
	65
e40b2f29	66	std::pair<int, int> progress() const;
0fbda3c2 JH	67
	68	const QString& error() const;
	69
	70	bool start();
	71
	72	void wait();
	73
	74	void cancel();
	75
	76	private:
f3d66e52	77	void store_proc(std::shared_ptr<pv::data::LogicSegment> segment);
0fbda3c2	78
e9213170	79	Q_SIGNALS:
0fbda3c2 JH	80	void progress_updated();
	81
	82	private:
8dbbc7f0	83	const std::string file_name_;
4764bc4d	84	const std::shared_ptr<sigrok::OutputFormat> output_format_;
e93f5538	85	const std::map<std::string, Glib::VariantBase> options_;
2b81ae46	86	const Session &session_;
0fbda3c2	87
8dbbc7f0	88	std::shared_ptr<sigrok::Output> output_;
c1035a14	89	std::ofstream output_stream_;
7223eb62	90
8dbbc7f0	91	std::thread thread_;
3b68d03d	92
8dbbc7f0	93	std::atomic<bool> interrupt_;
0fbda3c2	94
8dbbc7f0	95	std::atomic<int> units_stored_, unit_count_;
b101c41e	96
8dbbc7f0 JH	97	mutable std::mutex mutex_;
8dbbc7f0 JH	98	QString error_;
0fbda3c2 JH	99	};
	100
	101	} // pv
	102
7a01bd36	103	#endif // PULSEVIEW_PV_STORESESSION_HPP