forked from Ivasoft/DSView
81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
/*
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* This file is part of the DSView project.
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* DSView is based on PulseView.
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*
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* Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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* Copyright (C) 2013 DreamSourceLab <dreamsourcelab@dreamsourcelab.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "timemarker.h"
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#include "view.h"
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#include "../device/device.h"
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#include <QPainter>
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namespace pv {
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namespace view {
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TimeMarker::TimeMarker(View &view, QColor &colour,
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uint64_t index) :
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_view(view),
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_index(index),
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_grabbed(false),
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_colour(colour)
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{
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}
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TimeMarker::TimeMarker(const TimeMarker &s) :
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QObject(),
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_view(s._view),
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_index(s._index),
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_colour(s._colour)
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{
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}
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bool TimeMarker::grabbed() const
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{
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return _grabbed;
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}
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void TimeMarker::set_grabbed(bool grabbed)
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{
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_grabbed = grabbed;
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}
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uint64_t TimeMarker::index() const
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{
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return _index;
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}
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void TimeMarker::set_index(uint64_t index)
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{
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_index = index;
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time_changed();
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}
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void TimeMarker::paint(QPainter &p, const QRect &rect, const bool highlight)
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{
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const double samples_per_pixel = _view.session().get_device()->get_sample_rate() * _view.scale();
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const double x = _index/samples_per_pixel - (_view.offset() / _view.scale());
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p.setPen((_grabbed | highlight) ? QPen(_colour.lighter(), 2, Qt::DashLine) : QPen(_colour, 1, Qt::DashLine));
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p.drawLine(QPointF(x, rect.top()), QPointF(x, rect.bottom()));
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}
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} // namespace view
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} // namespace pv
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