fromCompassHeadingStream method
Cast to a heading stream from flutter_compass stream.
Implementation
Stream<LocationMarkerHeading?> fromCompassHeadingStream({
Stream<CompassEvent?>? stream,
double minAccuracy = pi * 0.1,
double defAccuracy = pi * 0.3,
double maxAccuracy = pi * 0.4,
}) =>
(stream ?? defaultHeadingStreamSource())
.where((e) => e == null || e.heading != null)
.map(
(e) => e != null
? LocationMarkerHeading(
heading: degToRadian(e.heading!),
accuracy: e.accuracy != null
? degToRadian(e.accuracy!)
.clamp(minAccuracy, maxAccuracy)
: defAccuracy,
)
: null,
);