[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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_VIEW_SIGNAL_HPP
#define PULSEVIEW_PV_VIEW_SIGNAL_HPP

#include <memory>

#include <QComboBox>
#include <QWidgetAction>

#include <stdint.h>

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

namespace sigrok {
	class Channel;
}

namespace pv {

class Session;

namespace data {
class SignalData;
}

namespace view {

class Signal : public Trace, public ViewItemOwner
{
	Q_OBJECT

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

public:
	/**
	 * Sets the name of the signal.
	 */
	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;

	void enable(bool enable = true);

	std::shared_ptr<sigrok::Channel> channel() const;

	/**
	 * 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() {};

private Q_SLOTS:
	void on_disable();

protected:
	pv::Session &session_;
	std::shared_ptr<sigrok::Channel> channel_;

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

	QComboBox *name_widget_;
};

} // namespace view
} // namespace pv

#endif // PULSEVIEW_PV_VIEW_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, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#ifndef PULSEVIEW_PV_VIEW_SIGNAL_HPP
	22	#define PULSEVIEW_PV_VIEW_SIGNAL_HPP
	23
	24	#include <memory>
	25
	26	#include <QComboBox>
	27	#include <QWidgetAction>
	28
	29	#include <stdint.h>
	30
	31	#include "signalscalehandle.hpp"
	32	#include "trace.hpp"
	33	#include "viewitemowner.hpp"
	34
	35	namespace sigrok {
	36	class Channel;
	37	}
	38
	39	namespace pv {
	40
	41	class Session;
	42
	43	namespace data {
	44	class SignalData;
	45	}
	46
	47	namespace view {
	48
	49	class Signal : public Trace, public ViewItemOwner
	50	{
	51	Q_OBJECT
	52
	53	protected:
	54	Signal(pv::Session &session,
	55	std::shared_ptr<sigrok::Channel> channel);
	56
	57	public:
	58	/**
	59	* Sets the name of the signal.
	60	*/
	61	void set_name(QString name);
	62
	63	virtual std::shared_ptr<pv::data::SignalData> data() const = 0;
	64
	65	/**
	66	* Returns true if the trace is visible and enabled.
	67	*/
	68	bool enabled() const;
	69
	70	void enable(bool enable = true);
	71
	72	std::shared_ptr<sigrok::Channel> channel() const;
	73
	74	/**
	75	* Returns a list of row items owned by this object.
	76	*/
	77	const item_list& child_items() const;
	78
	79	void paint_back(QPainter &p, const ViewItemPaintParams &pp);
	80
	81	virtual void populate_popup_form(QWidget parent, QFormLayout form);
	82
	83	QMenu* create_context_menu(QWidget *parent);
	84
	85	void delete_pressed();
	86
	87	/**
	88	* Returns the offset to show the drag handle.
	89	*/
	90	virtual int scale_handle_offset() const = 0;
	91
	92	/**
	93	* Handles the scale handle being dragged to an offset.
	94	* @param offset the offset the scale handle was dragged to.
	95	*/
	96	virtual void scale_handle_dragged(int offset) = 0;
	97
	98	/**
	99	* Handles the scale handle being being released.
	100	*/
	101	virtual void scale_handle_released() {};
	102
	103	private Q_SLOTS:
	104	void on_disable();
	105
	106	protected:
	107	pv::Session &session_;
	108	std::shared_ptr<sigrok::Channel> channel_;
	109
	110	const std::shared_ptr<SignalScaleHandle> scale_handle_;
	111	const item_list items_;
	112
	113	QComboBox *name_widget_;
	114	};
	115
	116	} // namespace view
	117	} // namespace pv
	118
	119	#endif // PULSEVIEW_PV_VIEW_SIGNAL_HPP