Instance Method

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.

See Also

Responding to Animation State Changes

func compositionPickerViewWillStopAnimating(QCCompositionPickerView!)

Performs custom tasks when the composition picker view stops animating a composition.