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 #ifndef PULSEVIEW_PV_VIEW_ANALOGSIGNAL_H
22 #define PULSEVIEW_PV_VIEW_ANALOGSIGNAL_H
26 #include <boost/shared_ptr.hpp>
37 class AnalogSignal : public Signal
40 static const QColor SignalColours[4];
42 static const float EnvelopeThreshold;
45 AnalogSignal(pv::SigSession &session, const sr_probe *const probe,
46 boost::shared_ptr<pv::data::Analog> data);
48 virtual ~AnalogSignal();
50 void set_scale(float scale);
53 * Paints the background layer of the signal with a QPainter
54 * @param p the QPainter to paint into.
55 * @param left the x-coordinate of the left edge of the signal.
56 * @param right the x-coordinate of the right edge of the signal.
58 void paint_back(QPainter &p, int left, int right);
61 * Paints the mid-layer of the signal with a QPainter
62 * @param p the QPainter to paint into.
63 * @param left the x-coordinate of the left edge of the signal.
64 * @param right the x-coordinate of the right edge of the signal.
66 void paint_mid(QPainter &p, int left, int right);
69 void paint_trace(QPainter &p,
70 const boost::shared_ptr<pv::data::AnalogSnapshot> &snapshot,
71 int y, int left, const int64_t start, const int64_t end,
72 const double pixels_offset, const double samples_per_pixel);
74 void paint_envelope(QPainter &p,
75 const boost::shared_ptr<pv::data::AnalogSnapshot> &snapshot,
76 int y, int left, const int64_t start, const int64_t end,
77 const double pixels_offset, const double samples_per_pixel);
80 boost::shared_ptr<pv::data::Analog> _data;
87 #endif // PULSEVIEW_PV_VIEW_ANALOGSIGNAL_H