toPTRouteSegment method
Converts this segment into a PTRouteSegment when it represents a public-transport segment.
Returns a PTRouteSegment exposing PT-specific properties when this segment can be interpreted as a public
transport segment, otherwise returns null.
Returns
- A PTRouteSegment if conversion is possible, or
null.
Implementation
PTRouteSegment? toPTRouteSegment() {
final OperationResult resultString = objectMethod(
super.pointerId,
'RouteSegment',
'toPTRouteSegment',
);
if (resultString['result'] == -1) {
return null;
}
return PTRouteSegment(resultString['result']);
}