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DSView/DSLogic-gui/pv/view/timemarker.cpp
DreamSourceLab 493d61d6c0 Initial version.
2014-01-15 19:48:01 +08:00

79 lines
1.9 KiB
C++

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