[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 <cstdint>

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

using std::shared_ptr;

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, shared_ptr<data::SignalBase> channel);

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

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

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

	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, 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 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 <cstdint>
	29
	30	#include "signalscalehandle.hpp"
	31	#include "trace.hpp"
	32	#include "viewitemowner.hpp"
	33
	34	using std::shared_ptr;
	35
	36	namespace pv {
	37
	38	class Session;
	39
	40	namespace data {
	41	class SignalBase;
	42	class SignalData;
	43	}
	44
	45	namespace views {
	46	namespace TraceView {
	47
	48	class Signal : public Trace, public ViewItemOwner
	49	{
	50	Q_OBJECT
	51
	52	protected:
	53	Signal(pv::Session &session, shared_ptr<data::SignalBase> channel);
	54
	55	public:
	56	/**
	57	* Sets the name of the signal.
	58	*/
	59	virtual void set_name(QString name);
	60
	61	virtual shared_ptr<pv::data::SignalData> data() const = 0;
	62
	63	/**
	64	* Returns true if the trace is visible and enabled.
	65	*/
	66	bool enabled() const;
	67
	68	shared_ptr<data::SignalBase> base() const;
	69
	70	virtual void save_settings(QSettings &settings) const;
	71
	72	virtual void restore_settings(QSettings &settings);
	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, 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	protected Q_SLOTS:
	104	virtual void on_name_changed(const QString &text);
	105
	106	void on_disable();
	107
	108	void on_enabled_changed(bool enabled);
	109
	110	protected:
	111	pv::Session &session_;
	112
	113	const shared_ptr<SignalScaleHandle> scale_handle_;
	114	const item_list items_;
	115
	116	QComboBox *name_widget_;
	117	};
	118
	119	} // namespace TraceView
	120	} // namespace views
	121	} // namespace pv
	122
	123	#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP