48 lines
734 B
JavaScript
48 lines
734 B
JavaScript
/**
|
|
* https://github.com/mrdoob/eventtarget.js/
|
|
* THankS mr DOob!
|
|
*/
|
|
|
|
PIXI.EventTarget = function () {
|
|
|
|
var listeners = {};
|
|
|
|
this.addEventListener = function ( type, listener ) {
|
|
|
|
|
|
if ( listeners[ type ] === undefined ) {
|
|
|
|
listeners[ type ] = [];
|
|
|
|
}
|
|
|
|
if ( listeners[ type ].indexOf( listener ) === - 1 ) {
|
|
|
|
listeners[ type ].push( listener );
|
|
}
|
|
|
|
};
|
|
|
|
this.dispatchEvent = function ( event ) {
|
|
|
|
for ( var listener in listeners[ event.type ] ) {
|
|
|
|
listeners[ event.type ][ listener ]( event );
|
|
|
|
}
|
|
|
|
};
|
|
|
|
this.removeEventListener = function ( type, listener ) {
|
|
|
|
var index = listeners[ type ].indexOf( listener );
|
|
|
|
if ( index !== - 1 ) {
|
|
|
|
listeners[ type ].splice( index, 1 );
|
|
|
|
}
|
|
|
|
};
|
|
|
|
};
|