/*
@ignore
*/
package com.netthreads.traffic.view.assets
{
    import flash.utils.Dictionary;
    import com.netthreads.traffic.model.TrafficModelLocator;
    

/**
 * @version	$Revision: 1.1 $
 */
	public class TrafficAssetDictionary
	{	
        /**
        * Texts
        */
        public static var TXT_SEVERITY_UNKNOWN:String = "unknown";
        public static var TXT_SEVERITY_VERYSLIGHT:String = "very slight";
        public static var TXT_SEVERITY_SLIGHT:String = "slight";
        public static var TXT_SEVERITY_MEDIUM:String = "medium";
        public static var TXT_SEVERITY_SEVERE:String = "severe";
        public static var TXT_SEVERITY_VERYSEVERE:String = "very severe";
        public static var TXT_SEVERITY_UNSPECIFIED:String = "unspecified";          	    
        
        public static var TXT_UNKNOWN:String = 'unknown';
        public static var TXT_ROADWORKS:String = "roadworks";
        public static var TXT_ACCIDENTS:String = "accidents";
        public static var TXT_VISIBILITY:String = "visibility";
        public static var TXT_RESTRICTION:String = "restriction";
        public static var TXT_CLOSED:String = "closed";
        public static var TXT_UNDERGROUND_SERVICES_WORK:String = "underground services work";

        [Bindable]
        public var model : TrafficModelLocator = TrafficModelLocator.getInstance();

        private static var assetDict:Dictionary = null;
	    
        private static var instance : TrafficAssetDictionary = null;  
	    
        /**
        * Returns the single instance of the dispatcher
        */ 
        public static function getInstance() : TrafficAssetDictionary
        {
            if ( instance == null )
                instance = new TrafficAssetDictionary();
              
            return instance;
        }
      	    
	    /**
	    * Ctor
	    */
		public function TrafficAssetDictionary()
		{
            assetDict = new Dictionary();
            
            init();
		}

        /**
        * Fill assets dictionary
        */
        private function init():void
        {
            assetDict[TXT_ROADWORKS] = new Dictionary();
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_VERYSEVERE] = model.assets.roadworkPanelSevere;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_SEVERE] = model.assets.roadworkPanelSevere;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_MEDIUM] = model.assets.roadworkPanelMedium;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_SLIGHT] = model.assets.roadworkPanelSlight;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_VERYSLIGHT] = model.assets.roadworkPanelSlight;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_UNKNOWN] = model.assets.roadworkPanelSlight;
            assetDict[TXT_ROADWORKS][TXT_SEVERITY_UNSPECIFIED] = model.assets.roadworkPanelSlight;
            
            assetDict[TXT_ACCIDENTS] = new Dictionary();
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_VERYSEVERE] = model.assets.accidentPanelSevere;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_SEVERE] = model.assets.accidentPanelSevere;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_MEDIUM] = model.assets.accidentPanelMedium;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_SLIGHT] = model.assets.accidentPanelSlight;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_VERYSLIGHT] = model.assets.accidentPanelSlight;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_UNKNOWN] = model.assets.accidentPanelSlight;
            assetDict[TXT_ACCIDENTS][TXT_SEVERITY_UNSPECIFIED] = model.assets.accidentPanelSlight;
            
            assetDict[TXT_VISIBILITY] = new Dictionary();
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_VERYSEVERE] = model.assets.visibilityPanelSevere;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_SEVERE] = model.assets.visibilityPanelSevere;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_MEDIUM] = model.assets.visibilityPanelMedium;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_SLIGHT] = model.assets.visibilityPanelSlight;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_VERYSLIGHT] = model.assets.visibilityPanelSlight;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_UNKNOWN] = model.assets.visibilityPanelSlight;
            assetDict[TXT_VISIBILITY][TXT_SEVERITY_UNSPECIFIED] = model.assets.visibilityPanelSlight;
            
            assetDict[TXT_RESTRICTION] = new Dictionary();
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_VERYSEVERE] = model.assets.restrictionPanelSevere;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_SEVERE] = model.assets.restrictionPanelSevere;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_MEDIUM] = model.assets.restrictionPanelMedium;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_SLIGHT] = model.assets.restrictionPanelSlight;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_VERYSLIGHT] = model.assets.restrictionPanelSlight;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_UNKNOWN] = model.assets.restrictionPanelSlight;
            assetDict[TXT_RESTRICTION][TXT_SEVERITY_UNSPECIFIED] = model.assets.restrictionPanelSlight;
            
            assetDict[TXT_CLOSED] = new Dictionary();
            assetDict[TXT_CLOSED][TXT_SEVERITY_VERYSEVERE] = model.assets.restrictionPanelSevere;
            assetDict[TXT_CLOSED][TXT_SEVERITY_SEVERE] = model.assets.restrictionPanelSevere;
            assetDict[TXT_CLOSED][TXT_SEVERITY_MEDIUM] = model.assets.restrictionMedium;
            assetDict[TXT_CLOSED][TXT_SEVERITY_SLIGHT] = model.assets.restrictionPanelSlight;
            assetDict[TXT_CLOSED][TXT_SEVERITY_VERYSLIGHT] = model.assets.restrictionPanelSlight;
            assetDict[TXT_CLOSED][TXT_SEVERITY_UNKNOWN] = model.assets.restrictionPanelSlight;
            assetDict[TXT_CLOSED][TXT_SEVERITY_UNSPECIFIED] = model.assets.restrictionPanelSlight;
            
            assetDict[TXT_UNKNOWN] = new Dictionary();
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_VERYSEVERE] = model.assets.transportPanelSevere;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_SEVERE] = model.assets.transportPanelSevere;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_MEDIUM] = model.assets.transportPanelMedium;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_SLIGHT] = model.assets.transportPanelSlight;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_VERYSLIGHT] = model.assets.transportPanelSlight;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_UNKNOWN] = model.assets.transportPanelSlight;
            assetDict[TXT_UNKNOWN][TXT_SEVERITY_UNSPECIFIED] = model.assets.transportPanelSlight;
        }
        
        /**
        * Returns asset based on defined name, if severity or category don't match
        * a target item then a default it used.
        * 
        */
        public function lookup(category:String, severity:String):Class
        {
            var item:Class = null;
            
            try
            {
                item= assetDict[category][severity];
            }
            catch (e:Error)
            {
                item = assetDict[TXT_UNKNOWN][TXT_SEVERITY_SLIGHT];
            }
            
            return item;
        }
        
	}

}