InteractionsController

---

The Interactions controller allows you to observe interactions with the map

Extended by

• FeltController

Events

onPointerClick()

onPointerClick(params: { handler: (event: MapInteractionEvent) => void; }): VoidFunction

Allows you to be notified the user clicks on the map.

Parameters

Parameter	Type
params	{ handler: (event: MapInteractionEvent) => void; }
params.handler	(event: MapInteractionEvent) => void

Returns

VoidFunction

A function to unsubscribe from the listener

Example

const unsubscribe = felt.onPointerClick({
  handler: (event) => console.log(event.center, event.features),
});

// later on...
unsubscribe();

---

onPointerMove()

onPointerMove(params: { handler: (event: MapInteractionEvent) => void; }): VoidFunction

Allows you to be notified the user moves the mouse over the map.

Parameters

Parameter	Type	Description
params	{ handler: (event: MapInteractionEvent) => void; }	Params for the listener
params.handler	(event: MapInteractionEvent) => void	The handler function

Returns

VoidFunction

A function to unsubscribe from the listener

Example

// Track mouse movement and features under cursor
const unsubscribe = felt.onPointerMove({
  handler: (event) => {
    console.log("Mouse position:", event.center);
    console.log("Features under cursor:", event.features);
  }
});

// later on...
unsubscribe();