getCompassValues function
dynamic
getCompassValues(
- double heading
)
Implementation
getCompassValues(double heading)
{
double direction = heading;
direction = direction < 0 ? (360 + direction): direction;
double diff = direction - preValue;
if(diff.abs() > 180) {
if(preValue > direction) {
diff = 360 - (direction-preValue).abs();
} else {
diff = (360 - (preValue-direction).abs()).toDouble();
diff = diff * -1;
}
}
turns += (diff / 360);
preValue = direction;
return CompassModel(turns: turns, angle: heading);
}