[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, see <http://www.gnu.org/licenses/>.
 */

#ifndef PULSEVIEW_PV_STORESESSION_HPP
#define PULSEVIEW_PV_STORESESSION_HPP

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

#include <glibmm/variant.h>

#include <QObject>

using std::atomic;
using std::string;
using std::shared_ptr;
using std::pair;
using std::map;
using std::vector;
using std::thread;
using std::mutex;
using std::ofstream;

namespace sigrok {
class Output;
class OutputFormat;
}

namespace pv {

class Session;

namespace data {
class SignalBase;
class AnalogSegment;
class LogicSegment;
}

class StoreSession : public QObject
{
	Q_OBJECT

private:
	static const size_t BlockSize;

public:
	StoreSession(const string &file_name,
		const shared_ptr<sigrok::OutputFormat> &output_format,
		const map<string, Glib::VariantBase> &options,
		const pair<uint64_t, uint64_t> sample_range,
		const Session &session);

	~StoreSession();

	pair<int, int> progress() const;

	const QString& error() const;

	bool start();

	void wait();

	void cancel();

private:
	void store_proc(vector< shared_ptr<data::SignalBase> > achannel_list,
		vector< shared_ptr<pv::data::AnalogSegment> > asegment_list,
		shared_ptr<pv::data::LogicSegment> lsegment);

Q_SIGNALS:
	void progress_updated();

	void store_successful();

private:
	const string file_name_;
	const shared_ptr<sigrok::OutputFormat> output_format_;
	const map<string, Glib::VariantBase> options_;
	const pair<uint64_t, uint64_t> sample_range_;
	const Session &session_;

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

	std::thread thread_;

	atomic<bool> interrupt_;

	atomic<int> units_stored_, unit_count_;

	mutable mutex mutex_;
	QString error_;

	uint64_t start_sample_, sample_count_;
};

}  // namespace pv

#endif // PULSEVIEW_PV_STORESESSION_HPP
Commit	Line	Data
	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, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#ifndef PULSEVIEW_PV_STORESESSION_HPP
	21	#define PULSEVIEW_PV_STORESESSION_HPP
	22
	23	#include <atomic>
	24	#include <cstdint>
	25	#include <fstream>
	26	#include <map>
	27	#include <memory>
	28	#include <mutex>
	29	#include <string>
	30	#include <thread>
	31
	32	#include <glibmm/variant.h>
	33
	34	#include <QObject>
	35
	36	using std::atomic;
	37	using std::string;
	38	using std::shared_ptr;
	39	using std::pair;
	40	using std::map;
	41	using std::vector;
	42	using std::thread;
	43	using std::mutex;
	44	using std::ofstream;
	45
	46	namespace sigrok {
	47	class Output;
	48	class OutputFormat;
	49	}
	50
	51	namespace pv {
	52
	53	class Session;
	54
	55	namespace data {
	56	class SignalBase;
	57	class AnalogSegment;
	58	class LogicSegment;
	59	}
	60
	61	class StoreSession : public QObject
	62	{
	63	Q_OBJECT
	64
	65	private:
	66	static const size_t BlockSize;
	67
	68	public:
	69	StoreSession(const string &file_name,
	70	const shared_ptr<sigrok::OutputFormat> &output_format,
	71	const map<string, Glib::VariantBase> &options,
	72	const pair<uint64_t, uint64_t> sample_range,
	73	const Session &session);
	74
	75	~StoreSession();
	76
	77	pair<int, int> progress() const;
	78
	79	const QString& error() const;
	80
	81	bool start();
	82
	83	void wait();
	84
	85	void cancel();
	86
	87	private:
	88	void store_proc(vector< shared_ptr<data::SignalBase> > achannel_list,
	89	vector< shared_ptr<pv::data::AnalogSegment> > asegment_list,
	90	shared_ptr<pv::data::LogicSegment> lsegment);
	91
	92	Q_SIGNALS:
	93	void progress_updated();
	94
	95	void store_successful();
	96
	97	private:
	98	const string file_name_;
	99	const shared_ptr<sigrok::OutputFormat> output_format_;
	100	const map<string, Glib::VariantBase> options_;
	101	const pair<uint64_t, uint64_t> sample_range_;
	102	const Session &session_;
	103
	104	shared_ptr<sigrok::Output> output_;
	105	ofstream output_stream_;
	106
	107	std::thread thread_;
	108
	109	atomic<bool> interrupt_;
	110
	111	atomic<int> units_stored_, unit_count_;
	112
	113	mutable mutex mutex_;
	114	QString error_;
	115
	116	uint64_t start_sample_, sample_count_;
	117	};
	118
	119	} // namespace pv
	120
	121	#endif // PULSEVIEW_PV_STORESESSION_HPP