[pulseview.git] / pv / view / signal.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_SIGNAL_H
#define PULSEVIEW_PV_SIGNAL_H

#include <QComboBox>
#include <QPen>
#include <QWidgetAction>

#include <stdint.h>

#include <libsigrok/libsigrok.h>

#include "trace.h"

namespace pv {

namespace data {
class SignalData;
}

namespace view {

class Signal : public Trace
{
	Q_OBJECT

private:
	static const QPen SignalAxisPen;

protected:
	Signal(pv::SigSession &session, const sr_probe *const probe);

public:
	virtual void init_context_bar_actions(QWidget *parent);

	/**
	 * Sets the name of the signal.
	 */
	void set_name(QString name);

	/**
	 * Returns true if the trace is visible and enabled.
	 */
	bool enabled() const;

protected:

	/**
	 * Paints a zero axis across the viewport.
	 * @param p the QPainter to paint into.
	 * @param y the y-offset of the axis.
	 * @param left the x-coordinate of the left edge of the view.
	 * @param right the x-coordinate of the right edge of the view.
	 */
	void paint_axis(QPainter &p, int y, int left, int right);

private slots:
	void on_text_changed(const QString &text);

protected:
	const sr_probe *const _probe;

	QWidgetAction *_name_action;
	QComboBox *_name_widget;
	bool _updating_name_widget;
};

} // namespace view
} // namespace pv

#endif // PULSEVIEW_PV_SIGNAL_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_SIGNAL_H
	22	#define PULSEVIEW_PV_SIGNAL_H
	23
	24	#include <QComboBox>
	25	#include <QPen>
	26	#include <QWidgetAction>
	27
	28	#include <stdint.h>
	29
	30	#include <libsigrok/libsigrok.h>
	31
	32	#include "trace.h"
	33
	34	namespace pv {
	35
	36	namespace data {
	37	class SignalData;
	38	}
	39
	40	namespace view {
	41
	42	class Signal : public Trace
	43	{
	44	Q_OBJECT
	45
	46	private:
	47	static const QPen SignalAxisPen;
	48
	49	protected:
	50	Signal(pv::SigSession &session, const sr_probe *const probe);
	51
	52	public:
	53	virtual void init_context_bar_actions(QWidget *parent);
	54
	55	/**
	56	* Sets the name of the signal.
	57	*/
	58	void set_name(QString name);
	59
	60	/**
	61	* Returns true if the trace is visible and enabled.
	62	*/
	63	bool enabled() const;
	64
	65	protected:
	66
	67	/**
	68	* Paints a zero axis across the viewport.
	69	* @param p the QPainter to paint into.
	70	* @param y the y-offset of the axis.
	71	* @param left the x-coordinate of the left edge of the view.
	72	* @param right the x-coordinate of the right edge of the view.
	73	*/
	74	void paint_axis(QPainter &p, int y, int left, int right);
	75
	76	private slots:
	77	void on_text_changed(const QString &text);
	78
	79	protected:
	80	const sr_probe *const _probe;
	81
	82	QWidgetAction *_name_action;
	83	QComboBox *_name_widget;
	84	bool _updating_name_widget;
	85	};
	86
	87	} // namespace view
	88	} // namespace pv
	89
	90	#endif // PULSEVIEW_PV_SIGNAL_H