import E3DPack.*;
import eQueue.*;

#include "Ulti.as"
#include "gData.as"
#include "LSystem.as"

/*Core Program Starting*/
kernelStart();

/*Core function definitations*/
function kernelStart():Void
{
	/*debug console*/
	if(_root.DEBUG)
		createDebugMc();

	var transXml:XML=new XML();
	transXml.load(_root.gFileAddress);
	transXml.ignoreWhite=true;
	System.useCodepage = true;
	
	transXml.onLoad=function(success):Void
	{
		if(success)
		{	
			mainF(transXml);
		}
		else
		{
			trace3(String("load news.xml error\n"+"this.status:"+String(this.status)+"\n"));
		}
	}
}

function mainF(inTransXml:XML)
{
	var i:Number=0;
	var j:Number=0;
	
	var queueA:eQueue=new eQueue(1);
	var queueB:eQueue=new eQueue(1);
	queueA.deQueue();
	queueB.deQueue();
	
	var sign:Number=0;
	var tmpData:String=new String();
	
	var drawCmdStr:String=new String();
	
	var pationCirN:Number=12;
	
	_root.gIteratorLimit=parseInt(inTransXml.firstChild.attributes.iterLimit);
	_root.gInitString=inTransXml.firstChild.attributes.initString;
	_root.gFps=parseInt(inTransXml.firstChild.attributes.fps);
	_root.gStepLength=parseInt(inTransXml.firstChild.attributes.stepLen);
	pationCirN=parseInt(inTransXml.firstChild.attributes.pationCirN);
	
	_root.ClkWiseArc=Math.PI/pationCirN;
	_root.UnClkWiseArc=-Math.PI/pationCirN;
	
	//data init
	
	for(i=0;i<_root.gInitString.length;i++)
			queueA.enQueue(String(_root.gInitString.charAt(i)));
	
	i=0;
	sign=_root.SIGN_A;
	
	//Produce The Drawing String.

	while(i<_root.gIteratorLimit)
		{
			
			if(sign==_root.SIGN_A)
			{	//queueA 	  to	queueB
				while(!queueA.isEmpty())
				{
					tmpData=String(queueA.deQueue());
					if(tmpData=="F"||tmpData=="f"||tmpData=="G"||tmpData=="g")
						for(j=0;j<_root.gInitString.length;j++)
							{
								queueB.enQueue(_root.gInitString.charAt(j));
							}
					else if(tmpData=="+"||tmpData=="-"||tmpData=="|")
							queueB.enQueue(tmpData);
				}
				sign=_root.SIGN_B;
			}	
			else if(sign==_root.SIGN_B)
			{
				//queueB 	  to	queueA
				while(!queueB.isEmpty())
				{
					tmpData=String(queueB.deQueue());
			
					if(tmpData=="F"||tmpData=="f"||tmpData=="G"||tmpData=="g")
						for(j=0;j<_root.gInitString.length;j++)
							queueA.enQueue(_root.gInitString.charAt(j));
					else if(tmpData=="+"||tmpData=="-"||tmpData=="|")
							queueA.enQueue(tmpData);
					
				}
				
				sign=_root.SIGN_A;
			}
			i++;
			
		}
		
		//copy to drawCmdStr.
		drawCmdStr="";
		if (sign==_root.SIGN_A)
			while(!queueA.isEmpty())
				drawCmdStr+=String(queueA.deQueue());
		else
			while(!queueB.isEmpty())
				drawCmdStr+=String(queueB.deQueue());
	//trace(drawCmdStr);	
	
	//The Core Draw Sub.	
	var 	myVector:E2DVector=new E2DVector(0,0);//the move cursor
	_root.gIteratorTimes=0;
	_root.gCmdLen=0;
	_root.gCurArc=0;
	trace(drawCmdStr);
	_root.gIntervalID=setInterval(KochCurve,_root.gFps,myVector,drawCmdStr);
}