 import flash.display.DisplayObject;
 import flash.geom.Point;
 import flash.geom.Rectangle;
+
+import mx.core.IDataRenderer;
 
 import spark.components.supportClasses.Slider;
 

    // Methods
    //
    //--------------------------------------------------------------------------
    
    /**
     *  @private
     */

    {
        if (!thumb || !track)
            return 0;

        var range:Number = maximum - minimum;
        var thumbRange:Number = track.getLayoutBoundsWidth() - thumb.getLayoutBoundsWidth();
        return minimum + ((thumbRange != 0) ? (x / thumbRange) * range : 0); 
    }

    /**
     *  @private
     */
