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- <h1>[name]</h1>
- <p class="desc">
- JavaScript events for custom objects.<br />
- [link:https://github.com/mrdoob/eventdispatcher.js EventDispatcher on GitHub]
- </p>
- <h2>Code Example</h2>
- <code>
- // Adding events to a custom object
- class Car extends EventDispatcher {
- start() {
- this.dispatchEvent( { type: 'start', message: 'vroom vroom!' } );
- }
- };
- // Using events with the custom object
- const car = new Car();
- car.addEventListener( 'start', function ( event ) {
- alert( event.message );
- } );
- car.start();
- </code>
- <h2>Constructor</h2>
- <h3>[name]()</h3>
- <p>Creates EventDispatcher object.</p>
- <h2>Methods</h2>
- <h3>[method:undefined addEventListener]( [param:String type], [param:Function listener] )</h3>
- <p>
- type - The type of event to listen to.<br />
- listener - The function that gets called when the event is fired.
- </p>
- <p>Adds a listener to an event type.</p>
- <h3>[method:Boolean hasEventListener]( [param:String type], [param:Function listener] )</h3>
- <p>
- type - The type of event to listen to.<br />
- listener - The function that gets called when the event is fired.
- </p>
- <p>Checks if listener is added to an event type.</p>
- <h3>[method:undefined removeEventListener]( [param:String type], [param:Function listener] )</h3>
- <p>
- type - The type of the listener that gets removed.<br />
- listener - The listener function that gets removed.
- </p>
- <p>Removes a listener from an event type.</p>
- <h3>[method:undefined dispatchEvent]( [param:Object event] )</h3>
- <p>event - The event that gets fired.</p>
- <p>Fire an event type.</p>
- <h2>Source</h2>
- <p>
- [link:https://github.com/mrdoob/three.js/blob/master/src/[path].js src/[path].js]
- </p>
- </body>
- </html>
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