bool MainView::event( QEvent *event )
{
bool result = false;
switch (event->type())
{
case QEvent::KeyPress :
{
QKeyEvent *k = (QKeyEvent *)event;
keyPressEvent(k);
if (k->key() == Qt::Key_Backtab || k->key() == Qt::Key_Tab ) event->accept();
result = true;
}
break;
case QEvent::KeyRelease :
{
QKeyEvent *k = (QKeyEvent *)event;
keyReleaseEvent(k);
if (k->key() == Qt::Key_Backtab || k->key() == Qt::Key_Tab ) event->accept();
result = true;
}
break;
default: result = View::event( event );
break;
}
// The checks below are necessary to avoid infinite recursion.
if ( event->type() != QEvent::ChildAdded
&& event->type() != QEvent::ChildRemoved
&& event->type() != QEvent::ChildPolished) updateInfoLabels();
return result;
}
/** FFT rate changed. */
void DockFft::on_fftRateComboBox_currentIndexChanged(const QString & text)
{
int fps = fftRate();
Q_UNUSED(text);
emit fftRateChanged(fps);
updateInfoLabels();
}
void DockFft::setSampleRate(float sample_rate)
{
if (sample_rate < 0.1f)
return;
m_sample_rate = sample_rate;
updateInfoLabels();
}
/**
* @brief Select new FFT rate in the combo box.
* @param rate The new rate.
* @returns The actual FFT rate selected.
*/
int DockFft::setFftRate(int fft_rate)
{
int idx = -1;
QString rate_str = QString("%1 fps").arg(fft_rate);
qDebug() << __func__ << "to" << rate_str;
idx = ui->fftRateComboBox->findText(rate_str, Qt::MatchExactly);
if(idx != -1)
ui->fftRateComboBox->setCurrentIndex(idx);
updateInfoLabels();
return fftRate();
}
/**
* @brief Select new FFT size in the combo box.
* @param rate The new FFT size.
* @returns The actual FFT size selected.
*/
int DockFft::setFftSize(int fft_size)
{
int idx = -1;
QString size_str = QString::number(fft_size);
qDebug() << __func__ << "to" << size_str;
idx = ui->fftSizeComboBox->findText(size_str, Qt::MatchExactly);
if(idx != -1)
ui->fftSizeComboBox->setCurrentIndex(idx);
updateInfoLabels();
return fftSize();
}
/** FFT size changed. */
void DockFft::on_fftSizeComboBox_currentIndexChanged(const QString &text)
{
int value = text.toInt();
emit fftSizeChanged(value);
updateInfoLabels();
}
void MainView::keyPressEvent(QKeyEvent *event)
{
if ( (event->modifiers() & Qt::ControlModifier || event->modifiers() & Qt::ShiftModifier)
&& event->key() == Qt::Key_Print)
{
event->accept();
QPrinter printer;
printer.setOutputFormat(QPrinter::PdfFormat);
printer.setFullPage(true);
printer.setResolution(300);
QSvgGenerator svggen;
svggen.setResolution(90);
if (event->modifiers() & Qt::ShiftModifier)
{
// Print scene
printer.setOutputFileName("screenshot-scene.pdf");
printer.setPaperSize(scene()->sceneRect().size().toSize(), QPrinter::Point);
QPainter painter(&printer);
painter.setRenderHint(QPainter::Antialiasing);
scene()->render( &painter );
svggen.setFileName("screenshot-scene.svg");
svggen.setSize(scene()->sceneRect().size().toSize());
QPainter svgPainter(&svggen);
svgPainter.setRenderHint(QPainter::Antialiasing);
scene()->render(&svgPainter);
QImage image(2 * scene()->sceneRect().size().toSize(), QImage::Format_ARGB32);
image.fill(Qt::transparent);
QPainter pmapPainter(&image);
pmapPainter.setRenderHint(QPainter::Antialiasing);
//pmapPainter.scale(2,2);
scene()->render(&pmapPainter);
image.save("screenshot-scene.png");
}
else
{
// Print view
printer.setOutputFileName("screenshot-view.pdf");
printer.setPaperSize(viewport()->rect().size(), QPrinter::Point);
QPainter painter(&printer);
painter.setRenderHint(QPainter::Antialiasing);
render(&painter);
svggen.setFileName("screenshot-view.svg");
svggen.setSize(viewport()->rect().size());
QPainter svgPainter(&svggen);
svgPainter.setRenderHint(QPainter::Antialiasing);
render(&svgPainter);
QImage image(2 * viewport()->rect().size(), QImage::Format_ARGB32);
image.fill(Qt::transparent);
QPainter pmapPainter(&image);
pmapPainter.setRenderHint(QPainter::Antialiasing);
render(&pmapPainter);
image.save("screenshot-view.png");
}
}
else if (event->modifiers() == Qt::NoModifier && event->key() == Qt::Key_F11)
{
event->accept();
QWidget* window = this;
while (window->parentWidget()) window = window->parentWidget();
if (window->isFullScreen()) window->showNormal();
else window->showFullScreen();
}
else if (event->modifiers() == Qt::NoModifier && event->key() == Qt::Key_F10)
{
event->accept();
if (miniMap->width() == MINIMAP_DEFAULT_WIDTH && miniMap->height() == MINIMAP_DEFAULT_HEIGHT)
setMiniMapSize(width(), height());
else setMiniMapSize(MINIMAP_DEFAULT_WIDTH, MINIMAP_DEFAULT_HEIGHT);
}
else if (event->modifiers() == Qt::NoModifier && event->key() == Qt::Key_F9)
{
event->accept();
if (miniMap->isVisible()) miniMap->hide();
else miniMap->show();
}
else if (event->modifiers() == Qt::NoModifier && event->key() == Qt::Key_F7)
{
event->accept();
showTimers_ = ~showTimers_;
updateInfoLabels();
}
else View::keyPressEvent(event);
}
