[pulseview.git] / pv / sigsession.h

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2012 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_SIGSESSION_H
#define PULSEVIEW_PV_SIGSESSION_H

#include <boost/shared_ptr.hpp>

#include <string>
#include <vector>

#include <QObject>

extern "C" {
#include <libsigrok/libsigrok.h>
}

namespace pv {

class LogicData;
class LogicDataSnapshot;
class Signal;

class SigSession : public QObject
{
	Q_OBJECT

public:
	SigSession();

	~SigSession();

	void load_file(const std::string &name);

	void start_capture(struct sr_dev_inst* sdi, uint64_t record_length,
		uint64_t sample_rate);

	std::vector< boost::shared_ptr<Signal> >&
		get_signals();

	boost::shared_ptr<LogicData> get_data();

private:
	void data_feed_in(const struct sr_dev_inst *sdi,
		struct sr_datafeed_packet *packet);

	static void data_feed_in_proc(const struct sr_dev_inst *sdi,
		struct sr_datafeed_packet *packet);

private:
	std::vector< boost::shared_ptr<Signal> > _signals;
	boost::shared_ptr<LogicData> _logic_data;
	boost::shared_ptr<LogicDataSnapshot> _cur_logic_snapshot;

signals:
	void data_updated();

private:
	// TODO: This should not be necessary. Multiple concurrent
	// sessions should should be supported and it should be
	// possible to associate a pointer with a sr_session.
	static SigSession *_session;
};

} // namespace pv

#endif // PULSEVIEW_PV_SIGSESSION_H
Commit	Line	Data
	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2012 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
	21	#ifndef PULSEVIEW_PV_SIGSESSION_H
	22	#define PULSEVIEW_PV_SIGSESSION_H
	23
	24	#include <boost/shared_ptr.hpp>
	25
	26	#include <string>
	27	#include <vector>
	28
	29	#include <QObject>
	30
	31	extern "C" {
	32	#include <libsigrok/libsigrok.h>
	33	}
	34
	35	namespace pv {
	36
	37	class LogicData;
	38	class LogicDataSnapshot;
	39	class Signal;
	40
	41	class SigSession : public QObject
	42	{
	43	Q_OBJECT
	44
	45	public:
	46	SigSession();
	47
	48	~SigSession();
	49
	50	void load_file(const std::string &name);
	51
	52	void start_capture(struct sr_dev_inst* sdi, uint64_t record_length,
	53	uint64_t sample_rate);
	54
	55	std::vector< boost::shared_ptr<Signal> >&
	56	get_signals();
	57
	58	boost::shared_ptr<LogicData> get_data();
	59
	60	private:
	61	void data_feed_in(const struct sr_dev_inst *sdi,
	62	struct sr_datafeed_packet *packet);
	63
	64	static void data_feed_in_proc(const struct sr_dev_inst *sdi,
	65	struct sr_datafeed_packet *packet);
	66
	67	private:
	68	std::vector< boost::shared_ptr<Signal> > _signals;
	69	boost::shared_ptr<LogicData> _logic_data;
	70	boost::shared_ptr<LogicDataSnapshot> _cur_logic_snapshot;
	71
	72	signals:
	73	void data_updated();
	74
	75	private:
	76	// TODO: This should not be necessary. Multiple concurrent
	77	// sessions should should be supported and it should be
	78	// possible to associate a pointer with a sr_session.
	79	static SigSession *_session;
	80	};
	81
	82	} // namespace pv
	83
	84	#endif // PULSEVIEW_PV_SIGSESSION_H