proximity property
Return Proximity of beacon.
Implementation
Proximity get proximity {
if (_proximity != null) {
return _proximity;
}
if (accuracy == 0.0) {
return Proximity.unknown;
}
if (accuracy <= 0.5) {
return Proximity.immediate;
}
if (accuracy < 3.0) {
return Proximity.near;
}
return Proximity.far;
}