Files
inspectrum/spectrogramcontrols.cpp
2017-12-24 19:16:09 +00:00

136 lines
4.5 KiB
C++

/*
* Copyright (C) 2015, Mike Walters <mike@flomp.net>
* Copyright (C) 2015, Jared Boone <jared@sharebrained.com>
*
* This file is part of inspectrum.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "spectrogramcontrols.h"
#include <QIntValidator>
#include <QFileDialog>
#include <QSettings>
#include <QLabel>
#include <cmath>
#include "util.h"
SpectrogramControls::SpectrogramControls(const QString & title, QWidget * parent)
: QDockWidget::QDockWidget(title, parent)
{
widget = new QWidget(this);
layout = new QFormLayout(widget);
// Spectrogram settings
layout->addRow(new QLabel()); // TODO: find a better way to add an empty row?
layout->addRow(new QLabel(tr("<b>Spectrogram</b>")));
fftSizeSlider = new QSlider(Qt::Horizontal, widget);
fftSizeSlider->setRange(4, 13);
fftSizeSlider->setPageStep(1);
layout->addRow(new QLabel(tr("FFT size:")), fftSizeSlider);
powerMaxSlider = new QSlider(Qt::Horizontal, widget);
powerMaxSlider->setRange(-140, 10);
layout->addRow(new QLabel(tr("Power max:")), powerMaxSlider);
powerMinSlider = new QSlider(Qt::Horizontal, widget);
powerMinSlider->setRange(-140, 10);
layout->addRow(new QLabel(tr("Power min:")), powerMinSlider);
scalesCheckBox = new QCheckBox(widget);
scalesCheckBox->setCheckState(Qt::Checked);
layout->addRow(new QLabel(tr("Scales:")), scalesCheckBox);
// Time selection settings
layout->addRow(new QLabel()); // TODO: find a better way to add an empty row?
layout->addRow(new QLabel(tr("<b>Time selection</b>")));
cursorSymbolsSpinBox = new QSpinBox();
cursorSymbolsSpinBox->setMinimum(1);
cursorSymbolsSpinBox->setMaximum(9999);
layout->addRow(new QLabel(tr("Symbols:")), cursorSymbolsSpinBox);
rateLabel = new QLabel();
layout->addRow(new QLabel(tr("Rate:")), rateLabel);
periodLabel = new QLabel();
layout->addRow(new QLabel(tr("Period:")), periodLabel);
symbolRateLabel = new QLabel();
layout->addRow(new QLabel(tr("Symbol rate:")), symbolRateLabel);
symbolPeriodLabel = new QLabel();
layout->addRow(new QLabel(tr("Symbol period:")), symbolPeriodLabel);
widget->setLayout(layout);
setWidget(widget);
connect(fftSizeSlider, SIGNAL(valueChanged(int)), this, SLOT(fftSliderChanged(int)));
connect(powerMinSlider, SIGNAL(valueChanged(int)), this, SLOT(powerMinChanged(int)));
connect(powerMaxSlider, SIGNAL(valueChanged(int)), this, SLOT(powerMaxChanged(int)));
}
void SpectrogramControls::clearCursorLabels()
{
periodLabel->setText("");
rateLabel->setText("");
symbolPeriodLabel->setText("");
symbolRateLabel->setText("");
}
void SpectrogramControls::setDefaults()
{
QSettings settings;
fftSizeSlider->setValue(settings.value("FFTSize", 9).toInt());
cursorSymbolsSpinBox->setValue(1);
powerMaxSlider->setValue(settings.value("PowerMax", 0).toInt());
powerMinSlider->setValue(settings.value("PowerMin", -100).toInt());
}
void SpectrogramControls::fftSliderChanged(int value)
{
QSettings settings;
settings.setValue("FFTSize", value);
int fftSize = pow(2, value);
emit fftSizeChanged(fftSize);
}
void SpectrogramControls::powerMinChanged(int value)
{
QSettings settings;
settings.setValue("PowerMin", value);
}
void SpectrogramControls::powerMaxChanged(int value)
{
QSettings settings;
settings.setValue("PowerMax", value);
}
void SpectrogramControls::timeSelectionChanged(float time)
{
//if (cursorsCheckBox->checkState() == Qt::Checked) {
periodLabel->setText(QString::fromStdString(formatSIValue(time)) + "s");
rateLabel->setText(QString::fromStdString(formatSIValue(1 / time)) + "Hz");
int symbols = cursorSymbolsSpinBox->value();
symbolPeriodLabel->setText(QString::fromStdString(formatSIValue(time / symbols)) + "s");
symbolRateLabel->setText(QString::fromStdString(formatSIValue(symbols / time)) + "Hz");
//}
}