Events
The event system is the used if you want to listen to any user interactions or state changes on the map.
Basic Usage
To listen to map events, implement a callback function for the onEvent
parameter.
Widget build(BuildContext context) {
return MapLibreMap(
options: MapOptions(center: Position(9.17, 47.68)),
onEvent: _onEvent,
);
}
void _onEvent(event) {
print(event.runtimeType);
// check for the event type
if (event is MapEventClicked) {
print('The map has been clicked at ${event.point.lng}, ${event.point.lat}');
}
// or use a switch statement to listen to all the events you are interested in
switch (event) {
case MapEventMapCreated():
print('map created');
case MapEventStyleLoaded():
print('style loaded');
default:
// ignore all other events
}
}
Available Events
| Flutter | Web | Android | iOS | Windows | MacOS | Linux |
|---|---|---|---|---|---|---|
| MapEventMapCreated | ||||||
| MapEventStyleLoaded | load | (OnDidFinishLoadingStyleListener) | ||||
| MapEventClicked | click | OnMapClickListener | ||||
| MapEventDoubleClicked | dblclick | |||||
| MapEventSecondaryClicked | contextmenu | |||||
| MapEventLongClicked | OnMapLongClickListener | |||||
| MapEventIdle | idle | OnDidBecomeIdleListener | ||||
| mousedown | ||||||
| MapEventStartMoveCamera | OnCameraMoveStartedListener | |||||
| MapEventMoveCamera | move | OnCameraMoveListener | ||||
| MapEventCameraIdle | moveend | OnCameraMoveCanceledListener |