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/* -*- c++ -*- */
/*
* Copyright 2011 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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 3, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include <cmath>
#include <QColorDialog>
#include <QMessageBox>
#include <timedisplayform.h>
#include <iostream>
TimeDisplayForm::TimeDisplayForm(int nplots, QWidget* parent)
: QWidget(parent)
{
_systemSpecifiedFlag = false;
_intValidator = new QIntValidator(this);
_intValidator->setBottom(0);
_layout = new QGridLayout(this);
_timeDomainDisplayPlot = new TimeDomainDisplayPlot(nplots, this);
_layout->addWidget(_timeDomainDisplayPlot, 0, 0);
_numRealDataPoints = 1024;
setLayout(_layout);
Reset();
// Create a timer to update plots at the specified rate
displayTimer = new QTimer(this);
connect(displayTimer, SIGNAL(timeout()), this, SLOT(updateGuiTimer()));
connect(_timeDomainDisplayPlot, SIGNAL(plotPointSelected(const QPointF)),
this, SLOT(onTimePlotPointSelected(const QPointF)));
}
TimeDisplayForm::~TimeDisplayForm()
{
// Qt deletes children when parent is deleted
// Don't worry about deleting Display Plots - they are deleted when parents are deleted
delete _intValidator;
displayTimer->stop();
delete displayTimer;
}
void
TimeDisplayForm::newData( const TimeUpdateEvent* spectrumUpdateEvent)
{
const std::vector<double*> timeDomainDataPoints = spectrumUpdateEvent->getTimeDomainPoints();
const uint64_t numTimeDomainDataPoints = spectrumUpdateEvent->getNumTimeDomainDataPoints();
_timeDomainDisplayPlot->PlotNewData(timeDomainDataPoints,
numTimeDomainDataPoints,
d_update_time);
}
void
TimeDisplayForm::resizeEvent( QResizeEvent *e )
{
QSize s = size();
emit _timeDomainDisplayPlot->resizeSlot(&s);
}
void
TimeDisplayForm::customEvent( QEvent * e)
{
if(e->type() == 10005) {
TimeUpdateEvent* timeUpdateEvent = (TimeUpdateEvent*)e;
newData(timeUpdateEvent);
}
//else if(e->type() == 10008){
//setWindowTitle(((SpectrumWindowCaptionEvent*)e)->getLabel());
//}
//else if(e->type() == 10009){
//Reset();
//if(_systemSpecifiedFlag){
// _system->ResetPendingGUIUpdateEvents();
//}
//}
}
void
TimeDisplayForm::updateGuiTimer()
{
_timeDomainDisplayPlot->canvas()->update();
}
void
TimeDisplayForm::onTimePlotPointSelected(const QPointF p)
{
emit plotPointSelected(p, 3);
}
void
TimeDisplayForm::setFrequencyRange(const double newCenterFrequency,
const double newStartFrequency,
const double newStopFrequency)
{
double fdiff = std::max(fabs(newStartFrequency), fabs(newStopFrequency));
if(fdiff > 0) {
std::string strtime[4] = {"sec", "ms", "us", "ns"};
double units10 = floor(log10(fdiff));
double units3 = std::max(floor(units10 / 3.0), 0.0);
double units = pow(10, (units10-fmod(units10, 3.0)));
int iunit = static_cast<int>(units3);
_startFrequency = newStartFrequency;
_stopFrequency = newStopFrequency;
_timeDomainDisplayPlot->SetSampleRate(_stopFrequency - _startFrequency,
units, strtime[iunit]);
}
}
void
TimeDisplayForm::Reset()
{
}
void
TimeDisplayForm::closeEvent( QCloseEvent *e )
{
//if(_systemSpecifiedFlag){
// _system->SetWindowOpenFlag(false);
//}
qApp->processEvents();
QWidget::closeEvent(e);
}
void
TimeDisplayForm::setTimeDomainAxis(double min, double max)
{
_timeDomainDisplayPlot->setYaxis(min, max);
}
void
TimeDisplayForm::setUpdateTime(double t)
{
d_update_time = t;
// QTimer class takes millisecond input
displayTimer->start(d_update_time*1000);
}
void
TimeDisplayForm::setTitle(int which, QString title)
{
_timeDomainDisplayPlot->setTitle(which, title);
}
void
TimeDisplayForm::setColor(int which, QString color)
{
_timeDomainDisplayPlot->setColor(which, color);
}
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