靜態handleHandles the map browser event unconditionally and neither prevents the browser default nor stops event propagation.
靜態unListen for a certain type of event.
The event type or array of event types.
The listener function.
可選opt_this: ObjectThe object to use as this in listener.
Unique key for the listener. If called with an array of event types as the first argument, the return will be an array of keys.
Listen once for a certain type of event.
The event type or array of event types.
The listener function.
可選opt_this: ObjectThe object to use as this in listener.
Unique key for the listener. If called with an array of event types as the first argument, the return will be an array of keys.
函數Removes an event listener using the key returned by on() or once().
Note that using the ol.Observable.unByKey static function is to
be preferred.
可選opt_options: DragAndDropOptionsOptions.
Classdesc
Handles input of vector data by drag and drop.
Fires
ol.interaction.DragAndDropEvent
參數: opt_options
Options.
Api
stable