livetrax/libs/surfaces/contourdesign/jump_distance_widget.cc

/*
 * Copyright (C) 2019 Johannes Mueller <github@johannes-mueller.org>
 *
 * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <vector>

#include <gtkmm/spinbutton.h>

#include "gtkmm2ext/utils.h"

#include "jump_distance_widget.h"

#include "pbd/i18n.h"

using namespace std;
using namespace Gtk;
using namespace Gtkmm2ext;
using namespace ArdourSurface;

JumpDistanceWidget::JumpDistanceWidget (JumpDistance dist)
	: HBox ()
	, _distance (dist)
	, _value_adj (dist.value, -100, 100, 0.25)
{
	SpinButton* sb = manage (new SpinButton (_value_adj, 0.25, 2));
	sb->signal_value_changed().connect (sigc::mem_fun (*this, &JumpDistanceWidget::update_value));
	pack_start (*sb);

	vector<string> jog_units_strings;
	jog_units_strings.push_back (_("seconds"));
	jog_units_strings.push_back (_("beats"));
	jog_units_strings.push_back (_("bars"));

	set_popdown_strings (_unit_cb, jog_units_strings);
	_unit_cb.set_active (_distance.unit);
	_unit_cb.signal_changed().connect (sigc::mem_fun (*this, &JumpDistanceWidget::update_unit));
	pack_start (_unit_cb);
}

void
JumpDistanceWidget::set_distance (JumpDistance dist)
{
	_distance = dist;
	_value_adj.set_value (dist.value);
	_unit_cb.set_active (dist.unit);
}

void
JumpDistanceWidget::update_unit ()
{
	_distance.unit = JumpUnit (_unit_cb.get_active_row_number ());
	Changed (); /* emit signal */
}

void
JumpDistanceWidget::update_value ()
{
	_distance.value =  _value_adj.get_value ();
	Changed (); /* emit signal */
}