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.hpp"
25 #include <QFormLayout>
28 #include <pv/widgets/popup.hpp>
33 TimeMarker::TimeMarker(View &view, const QColor &colour, double time) :
39 updating_value_widget_(false)
43 double TimeMarker::time() const
48 float TimeMarker::get_x() const
50 return (time_ - view_.offset()) / view_.scale();
53 QPoint TimeMarker::point() const
55 return QPoint(get_x(), 0);
58 void TimeMarker::set_time(double time)
63 updating_value_widget_ = true;
64 value_widget_->setValue(time);
65 updating_value_widget_ = false;
71 void TimeMarker::paint(QPainter &p, const QRect &rect)
73 const float x = get_x();
75 p.drawLine(QPointF(x, rect.top()), QPointF(x, rect.bottom()));
78 pv::widgets::Popup* TimeMarker::create_popup(QWidget *parent)
80 using pv::widgets::Popup;
82 Popup *const popup = new Popup(parent);
83 QFormLayout *const form = new QFormLayout(popup);
84 popup->setLayout(form);
86 value_widget_ = new QDoubleSpinBox(parent);
87 value_widget_->setDecimals(9);
88 value_widget_->setSuffix("s");
89 value_widget_->setSingleStep(1e-6);
90 value_widget_->setRange(-1.0e9, 1.0e9);
91 value_widget_->setValue(time_);
93 connect(value_widget_, SIGNAL(valueChanged(double)),
94 this, SLOT(on_value_changed(double)));
96 form->addRow(tr("Time"), value_widget_);
101 void TimeMarker::on_value_changed(double value)
103 if (!updating_value_widget_) {