Files
inspectrum/spectrogramcontrols.cpp
2015-08-16 14:47:05 -04:00

48 lines
1.5 KiB
C++

#include "spectrogramcontrols.h"
#include <QIntValidator>
#include <QLabel>
#include <cmath>
SpectrogramControls::SpectrogramControls(const QString & title, QWidget * parent)
: QDockWidget::QDockWidget(title, parent)
{
widget = new QWidget(this);
layout = new QFormLayout(widget);
fileOpenButton = new QPushButton("Open file...", widget);
layout->addRow(fileOpenButton);
sampleRate = new QLineEdit("8000000");
sampleRate->setValidator(new QIntValidator(this));
layout->addRow(new QLabel(tr("Sample rate:")), sampleRate);
fftSizeSlider = new QSlider(Qt::Horizontal, widget);
fftSizeSlider->setRange(7, 13);
fftSizeSlider->setValue(10);
layout->addRow(new QLabel(tr("FFT size:")), fftSizeSlider);
zoomLevelSlider = new QSlider(Qt::Horizontal, widget);
zoomLevelSlider->setRange(0, 5);
zoomLevelSlider->setValue(0);
layout->addRow(new QLabel(tr("Zoom:")), zoomLevelSlider);
powerMaxSlider = new QSlider(Qt::Horizontal, widget);
powerMaxSlider->setRange(-100, 20);
powerMaxSlider->setValue(0);
layout->addRow(new QLabel(tr("Power max:")), powerMaxSlider);
powerMinSlider = new QSlider(Qt::Horizontal, widget);
powerMinSlider->setRange(-100, 20);
powerMinSlider->setValue(-50);
layout->addRow(new QLabel(tr("Power min:")), powerMinSlider);
widget->setLayout(layout);
setWidget(widget);
connect(fftSizeSlider, SIGNAL(valueChanged(int)), this, SLOT(fftSizeSliderChanged(int)));
}
void SpectrogramControls::fftSizeSliderChanged(int size)
{
emit fftSizeChanged((int)pow(2, size));
}