You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
37 lines
540 B
37 lines
540 B
/**
|
|
* @module ol/Disposable
|
|
*/
|
|
|
|
/**
|
|
* @classdesc
|
|
* Objects that need to clean up after themselves.
|
|
*/
|
|
class Disposable {
|
|
constructor() {
|
|
/**
|
|
* The object has already been disposed.
|
|
* @type {boolean}
|
|
* @protected
|
|
*/
|
|
this.disposed = false;
|
|
}
|
|
|
|
/**
|
|
* Clean up.
|
|
*/
|
|
dispose() {
|
|
if (!this.disposed) {
|
|
this.disposed = true;
|
|
this.disposeInternal();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Extension point for disposable objects.
|
|
* @protected
|
|
*/
|
|
disposeInternal() {}
|
|
}
|
|
|
|
export default Disposable;
|