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<h1 class="file-heading">File: src/pixi/utils/EventTarget.js</h1>
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<pre class="code prettyprint linenums">
/**
* https://github.com/mrdoob/eventtarget.js/
* THankS mr DOob!
*/
PIXI.EventTarget = function () {
var listeners = {};
this.addEventListener = this.on = function ( type, listener ) {
if ( listeners[ type ] === undefined ) {
listeners[ type ] = [];
}
if ( listeners[ type ].indexOf( listener ) === - 1 ) {
listeners[ type ].push( listener );
}
};
this.dispatchEvent = this.emit = function ( event ) {
for ( var listener in listeners[ event.type ] ) {
listeners[ event.type ][ listener ]( event );
}
};
this.removeEventListener = this.off = function ( type, listener ) {
var index = listeners[ type ].indexOf( listener );
if ( index !== - 1 ) {
listeners[ type ].splice( index, 1 );
}
};
};
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