import flash.display.BitmapData;

stop();
var setResX:Number = 100;
var setResY:Number = 100;
var xDisplayMin:Number = -2;
var yDisplayMin:Number = -1;
var xDisplayMax:Number = 1;
var yDisplayMax:Number = 1;
var x:Number;
var y:Number;
var xScale:Number;
var yScale:Number;

var drawing:Number;
var box:Number;

var iterations:Number = 100;
var limit:Number = 10;
var startWindowX:Number;
var startWindowY:Number;
var startWindowX:Number;
var stopWindowY:Number;

var colourScale:Number = 255/iterations;

var mSet:BitmapData = new BitmapData(setResX, setResY, true, 0xffdddddd);
var plane:MovieClip = this.createEmptyMovieClip("mc", this.getNextHighestDepth());
plane.attachBitmap(mSet, this.getNextHighestDepth());

function renderSet(xmin,ymin,xmax,ymax){
	var viewWidth:Number = xmax-xmin;
	var viewHeight:Number = ymax-ymin;
	xScale = viewWidth/setResX;
	yScale = viewHeight/setResY;
	x=0;
	y=0;

	drawing = setInterval(renderPoint,1);
}

function renderPoint(){
	var xView:Number = xDisplayMin + xScale*x;
	var yView:Number = yDisplayMin + yScale*y;
	
	var breakOut:Boolean = false;
	var zx:Number =0;
	var zy:Number =0;
	for (var i=0;i<iterations && !breakOut;i++){
		var xSq:Number = zx*zx;
		var ySq:Number = zy*zy; 
		if((xSq+ySq)<limit){
			var new_x:Number = xSq - ySq + xView;
			var new_y:Number = 2*zx*zy + yView;
			zx=new_x;
			zy=new_y;
		}else{
			breakOut=true;
			var colour:Number = Math.floor(i*colourScale);
			var hexCol:Number = argbtohex(255,colour,colour,colour);
			mSet.setPixel32(x, y, hexCol);
		}
	}
	if(!breakOut){
		mSet.setPixel32(x, y, 0xFF000000);
	}
	x++;
	if(x>setResX){
		x=0;
		y++;
	}
	if(y>setResY){
		x=0;
		y=0;
		clearInterval(drawing);
	}
}

function argbtohex(a:Number, r:Number, g:Number, b:Number){ //usefull!
    return (a<<24 | r<<16 | g<<8 | b);
}

function drawBox(){
	
}

plane.onMouseDown = function(){
	startWindowX = _xmouse*xScale + xDisplayMin;
	startWindowY = _ymouse*yScale + yDisplayMin;
	box = setInterval(drawBox,10);
}

plane.onMouseUp = function(){
	clearInterval(box);
	stopWindowX = _xmouse*xScale + xDisplayMin;
	stopWindowY = _ymouse*yScale + yDisplayMin;
	
	if(stopWindowX < startWindowX){
		xDisplayMin = stopWindowX;
		xDisplayMax = startWindowX;
	}else{
		xDisplayMin = startWindowX;
		xDisplayMax = stopWindowX;
	}
	if(stopWindowY < startWindowY){
		yDisplayMin = stopWindowY;
		yDisplayMax = startWindowY;
	}else{
		yDisplayMin = startWindowY;
		yDisplayMax = stopWindowY;
	}
	trace(xDisplayMin + ":" + yDisplayMin + "->" + xDisplayMax + ":" + yDisplayMax);
	renderSet(xDisplayMin,yDisplayMin,xDisplayMax,yDisplayMax);
}

renderSet(xDisplayMin,yDisplayMin,xDisplayMax,yDisplayMax);