ui.Map.onChangeCenter
Registers a callback that's fired when the map center changes. This is fired during pan or when the map's center is changed programmatically.
Returns an ID which can be passed to unlisten() to unregister the callback.
| Usage | Returns |
|---|
Map.onChangeCenter(callback) | String |
| Argument | Type | Details |
|---|
this: ui.map | ui.Map | The ui.Map instance. |
callback | Function | The callback to fire when the map center changes. The callback is passed two parameters: an object containing the coordinates of the new center (with keys lon and lat) and the map widget itself. |
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Last updated 2023-10-06 UTC.
[null,null,["Last updated 2023-10-06 UTC."],[[["The `onChangeCenter` function registers a callback that triggers when the map's center is changed, either by panning or programmatically."],["This function returns a unique ID that can be used with `unlisten()` to remove the registered callback."],["The callback function receives the new center coordinates (longitude and latitude) and the map widget instance as arguments."]]],["The `Map.onChangeCenter` function registers a callback triggered when the map's center changes, either through panning or programmatic updates. It accepts a callback function that receives the new center's coordinates (longitude and latitude) and the map widget itself as parameters. The function returns a unique string ID used to unregister the callback later. This callback is associated with a `ui.Map` instance.\n"]]