get_spectrum

Description:

[ Version ( since = "1.3.1" ) ]
public async Spectrum get_spectrum (SensorCap cap, Cancellable? cancellable) throws Error

Gets a color spectrum from a sensor

this	a Sensor instance.
cap	a SensorCap
cancellable	a Cancellable, or null
callback	the function to run on completion
user_data	the data to pass to `callback`