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34 lines
1017 B
C++
34 lines
1017 B
C++
#include "spectrogramcontrols.h"
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#include <QLabel>
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SpectrogramControls::SpectrogramControls(const QString & title, QWidget * parent)
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: QDockWidget::QDockWidget(title, parent)
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{
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QWidget *widget = new QWidget;
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layout = new QFormLayout;
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fftSizeSlider = new QSlider(Qt::Horizontal);
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fftSizeSlider->setRange(7, 13);
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fftSizeSlider->setValue(10);
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layout->addRow(new QLabel(tr("FFT size:")), fftSizeSlider);
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powerMaxSlider = new QSlider(Qt::Horizontal);
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powerMaxSlider->setRange(-60, 20);
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powerMaxSlider->setValue(0);
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layout->addRow(new QLabel(tr("Power max:")), powerMaxSlider);
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powerRangeSlider = new QSlider(Qt::Horizontal);
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powerRangeSlider->setRange(0, 80);
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powerRangeSlider->setValue(40);
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layout->addRow(new QLabel(tr("Power range:")), powerRangeSlider);
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widget->setLayout(layout);
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setWidget(widget);
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connect(fftSizeSlider, SIGNAL(valueChanged(int)), this, SLOT(fftSizeSliderChanged(int)));
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}
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void SpectrogramControls::fftSizeSliderChanged(int size)
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{
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emit fftSizeChanged((int)pow(2, size));
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} |