35 lines
602 B
JavaScript
35 lines
602 B
JavaScript
/**
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* @module ol/Disposable
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*/
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import {nullFunction} from './index.js';
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/**
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* Objects that need to clean up after themselves.
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* @constructor
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*/
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var Disposable = function() {};
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/**
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* The object has already been disposed.
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* @type {boolean}
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* @private
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*/
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Disposable.prototype.disposed_ = false;
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/**
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* Clean up.
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*/
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Disposable.prototype.dispose = function() {
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if (!this.disposed_) {
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this.disposed_ = true;
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this.disposeInternal();
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}
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};
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/**
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* Extension point for disposable objects.
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* @protected
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*/
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Disposable.prototype.disposeInternal = nullFunction;
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export default Disposable;
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