//---------------------------------
// bretzel orgie
// 
// date: 	2006.03.16
// author:	erational.org
// version: 0.1
//---------------------------------

// parameters
//-----------------------------------
item = 0;			// nb elements
d = 4;				// drawing speed
state = "nothing";	// state
px = 200;			// pointer current x
py = 200;			// pointer current y
dx = -1;			// direction x
dy = 0;				// direction y
entropy = 4; //105;	// entropy level 0: very unstable 100000: stable


// init  
//-----------------------------------
fscommand("allowscale",false);
fscommand("showmenu",false);
px2 = px;
py2 = py;
current_col = rand_color();

// function
//-----------------------------------
function rand(range) {
	return Math.floor(Math.random()*range);
}

function new_event(prob) {
	if (rand(prob)==0) return true;
				 else return false;
}

function change_direction() {
	p = rand(4);
	switch (p)  {
		case 0:	dx=0; dy=1; break;
		case 1:	dx=1; dy=0; break;
		case 2:	dx=0; dy=-1; break;
		case 3:	dx=-1; dy=0; break;
	}	
}

function rand_color() {
	return Math.round( Math.random()*0xFFFFFF );
}


// main
//-----------------------------------
_root.onEnterFrame = function() {	
	if (state=="nothing") { 	
		// create new element
		item++;		
		_root.createEmptyMovieClip("mc"+item,1+item);	
		px2 = px;
		py2 = py;
		state = "growing";		
	} else if (state=="growing") {
		// growing
		px2 += dx * d ;
		py2 += dy * d;
		_root["mc"+item].clear();
		_root["mc"+item].lineStyle(1, current_col, 30 + rand(60));	
		_root["mc"+item].moveTo(px, py);
		_root["mc"+item].lineTo(px2, py2);
		// change state ?
		if (new_event(entropy)) {
			state = "nothing";
			px = px2;
			py = py2;
			if (px<-100||px>1000) px = rand(1000);
			if (py<-100||py>1000) py = rand(1000);
			change_direction();
			current_col = rand_color();
		}
	}
	
	
	// deconstruction 
	/*
	scale = 100 + (_xmouse - 800/3000);
	//trace (scale);	
	this._xscale = scale;
	this._yscale = scale;
	this._x = _xmouse;
	this._y = _ymouse;
	*/	
	
}