# src/pixi/utils/Utils.js - Pixi.JS

#

API Docs for: 1.0.0
Show: Inherited Protected Private Deprecated

# File: src/pixi/utils/Utils.js

    /**
     * Provides requestAnimationFrame in a cross browser way.
     */
    window.requestAnimFrame = (function() {
      return window.requestAnimationFrame ||
             window.webkitRequestAnimationFrame ||
             window.mozRequestAnimationFrame ||
             window.oRequestAnimationFrame ||
             window.msRequestAnimationFrame ||
             function(/* function FrameRequestCallback */ callback, /* DOMElement Element */ element) {
               window.setTimeout(callback, 1000/60);
             };
    })();

    function HEXtoRGB(hex) {
    	return [(hex >> 16 & 0xFF) / 255, ( hex >> 8 & 0xFF) / 255, (hex & 0xFF)/ 255];
    }

    /**
     * Provides bind in a cross browser way.
     */
    if (typeof Function.prototype.bind != 'function') {
      Function.prototype.bind = (function () {
        var slice = Array.prototype.slice;
        return function (thisArg) {
          var target = this, boundArgs = slice.call(arguments, 1);

          if (typeof target != 'function') throw new TypeError();

          function bound() {
    	var args = boundArgs.concat(slice.call(arguments));
    	target.apply(this instanceof bound ? this : thisArg, args);
          }

          bound.prototype = (function F(proto) {
              proto && (F.prototype = proto);
              if (!(this instanceof F)) return new F;
    	})(target.prototype);

          return bound;
        };
      })();
    }

    var AjaxRequest = function()
    {
    	var activexmodes = ["Msxml2.XMLHTTP", "Microsoft.XMLHTTP"] //activeX versions to check for in IE

    	if (window.ActiveXObject)
    	{ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
    		for (var i=0; i<activexmodes.length; i++)
    		{
    			try{
    				return new ActiveXObject(activexmodes[i])
    			}
       			catch(e){
        			//suppress error
       			}
    		}
    	}
    	else if (window.XMLHttpRequest) // if Mozilla, Safari etc
      	{
      		return new XMLHttpRequest()
     	}
     	else
     	{
    		return false;
     	}
    }