[pulseview.git] / pv / view / signal.hpp

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

#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
#define PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP

#include <memory>

#include <QComboBox>
#include <QWidgetAction>

#include <stdint.h>

#include "signalscalehandle.hpp"
#include "trace.hpp"
#include "viewitemowner.hpp"

namespace pv {

class Session;

namespace data {
class SignalBase;
class SignalData;
}

namespace views {
namespace TraceView {

class Signal : public Trace, public ViewItemOwner
{
	Q_OBJECT

protected:
	Signal(pv::Session &session,
		std::shared_ptr<data::SignalBase> channel);

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

	virtual std::shared_ptr<pv::data::SignalData> data() const = 0;

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

	std::shared_ptr<data::SignalBase> base() const;

	virtual void save_settings(QSettings &settings) const;

	virtual void restore_settings(QSettings &settings);

	/**
	 * Returns a list of row items owned by this object.
	 */
	const item_list& child_items() const;

	void paint_back(QPainter &p, const ViewItemPaintParams &pp);

	virtual void populate_popup_form(QWidget *parent, QFormLayout *form);

	QMenu* create_context_menu(QWidget *parent);

	void delete_pressed();

	/**
	 * Returns the offset to show the drag handle.
	 */
	virtual int scale_handle_offset() const = 0;

	/**
	 * Handles the scale handle being dragged to an offset.
	 * @param offset the offset the scale handle was dragged to.
	 */
	virtual void scale_handle_dragged(int offset) = 0;

	/**
	 * Handles the scale handle being being released.
	 */
	virtual void scale_handle_released() {};

protected Q_SLOTS:
	virtual void on_name_changed(const QString &text);

	void on_disable();

	void on_enabled_changed(bool enabled);

protected:
	pv::Session &session_;

	const std::shared_ptr<SignalScaleHandle> scale_handle_;
	const item_list items_;

	QComboBox *name_widget_;
};

} // namespace TraceView
} // namespace views
} // namespace pv

#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
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, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
	21	#define PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
	22
	23	#include <memory>
	24
	25	#include <QComboBox>
	26	#include <QWidgetAction>
	27
	28	#include <stdint.h>
	29
	30	#include "signalscalehandle.hpp"
	31	#include "trace.hpp"
	32	#include "viewitemowner.hpp"
	33
	34	namespace pv {
	35
	36	class Session;
	37
	38	namespace data {
	39	class SignalBase;
	40	class SignalData;
	41	}
	42
	43	namespace views {
	44	namespace TraceView {
	45
	46	class Signal : public Trace, public ViewItemOwner
	47	{
	48	Q_OBJECT
	49
	50	protected:
	51	Signal(pv::Session &session,
	52	std::shared_ptr<data::SignalBase> channel);
	53
	54	public:
	55	/**
	56	* Sets the name of the signal.
	57	*/
	58	virtual void set_name(QString name);
	59
	60	virtual std::shared_ptr<pv::data::SignalData> data() const = 0;
	61
	62	/**
	63	* Returns true if the trace is visible and enabled.
	64	*/
	65	bool enabled() const;
	66
	67	std::shared_ptr<data::SignalBase> base() const;
	68
	69	virtual void save_settings(QSettings &settings) const;
	70
	71	virtual void restore_settings(QSettings &settings);
	72
	73	/**
	74	* Returns a list of row items owned by this object.
	75	*/
	76	const item_list& child_items() const;
	77
	78	void paint_back(QPainter &p, const ViewItemPaintParams &pp);
	79
	80	virtual void populate_popup_form(QWidget parent, QFormLayout form);
	81
	82	QMenu* create_context_menu(QWidget *parent);
	83
	84	void delete_pressed();
	85
	86	/**
	87	* Returns the offset to show the drag handle.
	88	*/
	89	virtual int scale_handle_offset() const = 0;
	90
	91	/**
	92	* Handles the scale handle being dragged to an offset.
	93	* @param offset the offset the scale handle was dragged to.
	94	*/
	95	virtual void scale_handle_dragged(int offset) = 0;
	96
	97	/**
	98	* Handles the scale handle being being released.
	99	*/
	100	virtual void scale_handle_released() {};
	101
	102	protected Q_SLOTS:
	103	virtual void on_name_changed(const QString &text);
	104
	105	void on_disable();
	106
	107	void on_enabled_changed(bool enabled);
	108
	109	protected:
	110	pv::Session &session_;
	111
	112	const std::shared_ptr<SignalScaleHandle> scale_handle_;
	113	const item_list items_;
	114
	115	QComboBox *name_widget_;
	116	};
	117
	118	} // namespace TraceView
	119	} // namespace views
	120	} // namespace pv
	121
	122	#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP