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
24 #include "../signal.h"
25 #include "../sigsession.h"
29 #include <boost/foreach.hpp>
31 #include <QMouseEvent>
35 using namespace boost;
41 Header::Header(View &parent) :
45 setMouseTracking(true);
48 void Header::paintEvent(QPaintEvent *event)
50 const int w = width();
51 const vector< shared_ptr<Signal> > &sigs =
52 _view.session().get_signals();
54 QPainter painter(this);
55 painter.setRenderHint(QPainter::Antialiasing);
57 int offset = -_view.v_offset();
58 BOOST_FOREACH(const shared_ptr<Signal> s, sigs)
62 const QRect signal_heading_rect(
63 0, offset, w, View::SignalHeight);
65 s->paint_label(painter, signal_heading_rect,
66 s->pt_in_label_rect(painter,
67 signal_heading_rect, _mouse_point));
69 offset += View::SignalHeight;
75 void Header::mouseMoveEvent(QMouseEvent *event)
78 _mouse_point = event->pos();
82 void Header::leaveEvent(QEvent *event)
84 _mouse_point = QPoint(-1, -1);