var radius: Number = 150;
var angle: Number = 0;
var totalNumbers: Number = 8;
var nx: Number;
var ny: Number;

//
stage.scaleMode = StageScaleMode.NO_SCALE;
stage.align = StageAlign.TOP_LEFT;

var bg: Sprite = new Sprite();
bg.graphics.beginFill( 0xCCCCCC, 1 );
bg.graphics.drawRect( 0, 0, radius * 2, radius * 2 );
bg.graphics.endFill();
addChild(bg);

var circle: Sprite = new Sprite();
circle.graphics.lineStyle( 4, 0xFFFFFF, 1, true, "normal", CapsStyle.SQUARE, null, 3);
circle.graphics.beginFill( 0x888888, 1 );
circle.graphics.drawCircle( radius, radius, radius);
circle.graphics.endFill();
addChild(circle);

var holder: Sprite = new Sprite();
holder.graphics.beginFill( 0xFF0000, 0 );
holder.graphics.drawRect( 0, 0, radius * 2, radius * 2 );
holder.graphics.endFill();
addChild(holder);


bg.x = Math.round((stage.stageWidth - bg.width) / 2);
bg.y = Math.round((stage.stageHeight - bg.height) / 2);

circle.x = Math.round((stage.stageWidth - circle.width) / 2);
circle.y = Math.round((stage.stageHeight - circle.height) / 2);

//
var c: Number = 0xFF0000;
for ( var i: Number=0; i < totalNumbers; i++ ) {
	var b: Sprite = new Sprite();
	if ( i > 0 && i < totalNumbers - 1) c = 0xFF0000;
	if ( i == totalNumbers - 1 ) c = 0x0000FF;
	b.graphics.beginFill( c, 1 );
	b.graphics.drawRect( 0, 0, 45, 50 );
	b.graphics.endFill();

	// start in the middle of the top part of the circle with drawing blocks
	// first one is green, last one is blue
	angle = 180 - ( 360 / totalNumbers ) * i;
	nx = Math.sin( Math.PI / 180 * angle ) * ( ( radius - 4 ) + b.height );
	ny = Math.cos( Math.PI / 180 * angle ) * ( ( radius - 4 ) + b.height );
	
	// reposition the current block 
	b.rotation = ( 180 - angle );
	b.x = ( nx + ( radius ) );
	b.y = ( ny + ( radius ) ) ;
	holder.addChild(b);
	trace("angle=" + angle );
}

holder.x = bg.x;
holder.y = bg.y;

var origin: Point = new Point( holder.x, holder.y );
var p: Point = new Point( origin.x + radius, origin.y + radius );

var d: Number = 0;
this.addEventListener(Event.ENTER_FRAME, 
function(e:Event):void {
	rotate(holder, 2, p );
});	

// rotates target based on the given origin
function rotate(target:DisplayObject, angle:Number, op:Point) {
      var matrix: Matrix = target.transform.matrix;
      matrix.translate( -op.x, -op.y );
      matrix.rotate( angle * ( Math.PI/180 ) );
      matrix.translate( op.x, op.y );
      target.transform.matrix = matrix;
 }