compositionParameterView(_:shouldDisplayParameterWithKey:attributes:)
Allows you to define which composition parameters are visible in the user interface when the composition parameter view refreshes.
Declaration
func compositionParameterView(_ parameterView: QCCompositionParameterView!, shouldDisplayParameterWithKey portKey: String!, attributes portAttributes: [AnyHashable : Any]! = [:]) -> BoolParameters
- parameterView:
The composition parameter view in which the selection changed.
- portKey:
A key for one of the composition parameters, which is provided to you by the Quartz Composer engine.
- portAttributes:
A dictionary of the attributes that you want to display in the user interface.
Return Value
ReturnYES if the port attributes should be displayed; NO otherwise.