Instance Property


The minimum angular change (measured in degrees) required to generate new heading events.


@property(assign, nonatomic) CLLocationDegrees headingFilter;


The angular distance is measured relative to the last delivered heading event. Use the value kCLHeadingFilterNone to be notified of all movements. The default value of this property is 1 degree.

See Also

Initiating Heading Updates

- startUpdatingHeading

Starts the generation of updates that report the user’s current heading.

- stopUpdatingHeading

Stops the generation of heading updates.

- dismissHeadingCalibrationDisplay

Dismisses the heading calibration view from the screen immediately.


The device orientation to use when computing heading values.


Constants indicating the physical orientation of the device.

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