2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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
21 #include "timemarker.h"
27 #include <pv/widgets/popup.h>
34 TimeMarker::TimeMarker(View &view, const QColor &colour, double time) :
40 _updating_value_widget(false)
44 double TimeMarker::time() const
49 float TimeMarker::get_x() const
51 return (_time - _view.offset()) / _view.scale();
54 void TimeMarker::set_time(double time)
59 _updating_value_widget = true;
60 _value_widget->setValue(time);
61 _updating_value_widget = false;
67 void TimeMarker::paint(QPainter &p, const QRect &rect)
69 const float x = get_x();
71 p.drawLine(QPointF(x, rect.top()), QPointF(x, rect.bottom()));
74 pv::widgets::Popup* TimeMarker::create_popup(QWidget *parent)
76 using pv::widgets::Popup;
78 Popup *const popup = new Popup(parent);
79 QFormLayout *const form = new QFormLayout(popup);
80 popup->setLayout(form);
82 _value_widget = new QDoubleSpinBox(parent);
83 _value_widget->setValue(_time);
84 _value_widget->setDecimals(6);
85 _value_widget->setSuffix("s");
86 _value_widget->setSingleStep(1e-6);
88 connect(_value_widget, SIGNAL(valueChanged(double)),
89 this, SLOT(on_value_changed(double)));
91 form->addRow(tr("Time"), _value_widget);
96 void TimeMarker::on_value_changed(double value)
98 if (!_updating_value_widget) {