directionFromDegree method
Implementation
String directionFromDegree(double? degree) {
if (degree == null) {
return '';
}
if (degree >= 0 && degree <= 20) {
return 'north';
} else if (degree > 20 && degree < 70) {
return 'northeast';
} else if (degree >= 70 && degree <= 110) {
return 'east';
} else if (degree > 110 && degree < 160) {
return 'southeast';
} else if (degree >= 160 && degree <= 200) {
return 'south';
} else if (degree > 200 && degree < 250) {
return 'southwest';
} else if (degree >= 250 && degree <= 290) {
return 'west';
} else if (degree > 290 && degree < 340) {
return 'northwest';
} else if (degree >= 340 && degree <= 360) {
return 'north';
} else {
return '';
}
}