+ getHueArg: function(args, t) {
+ var hue = args.get(t + "hue");
+ if(!$defined(hue))
+ return null;
+ hue = parseInt(hue);
+ if(hue > 360 || hue < 0)
+ return null;
+ return hue;
+ },
+ getSaturationArg: function(args, t) {
+ var saturation = args.get(t + "saturation");
+ if(!$defined(saturation))
+ return null;
+ saturation = parseInt(saturation);
+ if(saturation > 100 || saturation < -100)
+ return null;
+ return saturation;
+ },
+ getLightnessArg: function(args, t) {
+ var lightness = args.get(t + "lightness");
+ if(!$defined(lightness))
+ return null;
+ lightness = parseInt(lightness);
+ if(lightness > 100 || lightness < -100)
+ return null;
+ return lightness;
+ },