bool Spectrogram::isScopeDependingOnInput() const { return true; }
bool Spectrogram::isBackgroundDependingOnInput() const { return false; }
-void Spectrogram::handleMouseDrag(const QPoint movement, const RescaleDirection rescaleDirection, const Qt::KeyboardModifiers rescaleModifiers)
+void Spectrogram::handleMouseDrag(const QPoint &movement, const RescaleDirection rescaleDirection, const Qt::KeyboardModifiers rescaleModifiers)
{
if (rescaleDirection == North) {
// Nort-South direction: Adjust the dB scale