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"
32 TimeMarker::TimeMarker(View &view, const QColor &colour, double time) :
38 _updating_value_widget(false)
40 _value_action.setDefaultWidget(&_value_widget);
42 _value_widget.setValue(time);
43 _value_widget.setDecimals(6);
44 _value_widget.setSuffix("s");
45 _value_widget.setSingleStep(1e-6);
47 connect(&_value_widget, SIGNAL(valueChanged(double)),
48 this, SLOT(on_value_changed(double)));
51 double TimeMarker::time() const
56 void TimeMarker::set_time(double time)
59 _updating_value_widget = true;
60 _value_widget.setValue(time);
61 _updating_value_widget = false;
65 void TimeMarker::paint(QPainter &p, const QRect &rect)
67 const float x = (_time - _view.offset()) / _view.scale();
69 p.drawLine(QPointF(x, rect.top()), QPointF(x, rect.bottom()));
72 const list<QAction*> TimeMarker::get_context_bar_actions()
74 list<QAction*> actions;
75 actions.push_back(&_value_action);
79 void TimeMarker::on_value_changed(double value)
81 if (!_updating_value_widget) {