compositionPickerViewDidStartAnimating(_:)
Performs custom tasks when the composition picker view starts animating a composition.
Declaration
func compositionPickerViewDidStartAnimating(_ pickerView: QCCompositionPickerView!)Parameters
- pickerView:
The composition picker view in which the composition started animating.
Discussion
Quartz Composer invokes this method when the composition picker view starts animating a composition. Implement this method if you want to perform custom tasks at that time.