package{
    import flash.display.Sprite;
    import flash.utils.Timer;
    import flash.events.TimerEvent;
    import flash.display.*;  
    import flash.text.*; 

    public class Sample04 extends Sprite{
	private var base: Sprite;
	private var timer: Timer;

	private var hourTF: Array;
	private var minuteTF: Array;
	private var secondTF: Array;
    
	private var hourX: Array, hourY: Array, hourZ: Array, hourSize: Array;
	private var minuteX: Array, minuteY: Array, minuteZ: Array, minuteSize: Array;
	private var secondX: Array, secondY: Array, secondZ: Array, secondSize: Array;
    
	private const hankei: Number = 200;
	private const screenZ: Number = 400;
	private const centerZ: Number = 650;
      
	function Sample04() {
	    base = new Sprite();
	    base.x = 200;
	    base.y = 200;
	    addChild(base);
        
	    hourTF = new Array();
	    hourX = new Array();
	    hourY = new Array();
	    hourZ = new Array();
	    hourSize = new Array();
	    for (var i:Number = 0; i < 24; i++) {
		hourTF.push(getTimeFieldSymbol(i));
		base.addChild(hourTF[hourTF.length-1]);
        
		hourX.push(-200);
		hourY.push(0);
		hourZ.push(0);
		hourSize.push(1);
	    }

	    minuteTF = new Array();
	    minuteX = new Array();
	    minuteY = new Array();
	    minuteZ = new Array();
	    minuteSize = new Array();
	    for (i = 0; i < 60; i++) {
		minuteTF.push(getTimeFieldSymbol(i));
		base.addChild(minuteTF[minuteTF.length-1]);
		minuteX.push(-50);
		minuteY.push(-50);
		minuteZ.push(0);
		minuteSize.push(1);
	    }
      
	    secondTF = new Array();
	    secondX = new Array();
	    secondY = new Array();
	    secondZ = new Array();
	    secondSize = new Array();
	    for (i = 0; i < 60; i++) {
		secondTF.push(getTimeFieldSymbol(i));
		base.addChild(secondTF[secondTF.length-1]);
		secondX.push(200);
		secondY.push(0);
		secondZ.push(0);
		secondSize.push(1);
	    }
      
	    timer = new Timer(1000/30);
	    timer.addEventListener(TimerEvent.TIMER, loop);
	    timer.start();
	}
    
	private function getTimeFieldSymbol(n:Number): TextField {

	    var field: TextField = new TextField();
	    field.text = "" + n;
	    if (n < 10)  field.text = "0"+ n;
	    else  field.text = "" + n;
	    field.autoSize = TextFieldAutoSize.CENTER;
	    addChild(field);
	    return field;
	}

	private function showData(data:Number, num:Number, 
				  fieldsX:Array, fieldsY:Array, fieldsZ:Array, fieldsSize:Array, fieldsTF:Array):void {
	    for (var i:Number = 0; i < num; i++) {
		var theAngle:Number = (-data/num*Math.PI*2 + i/num*Math.PI*2);
		var theY:Number = hankei*Math.sin(theAngle);
		var theZ:Number = centerZ - hankei*Math.cos(theAngle);
		fieldsY[i] += (theY - fieldsY[i])/4;
		fieldsZ[i] += (theZ - fieldsZ[i])/4;
		if(i == data)  fieldsSize[i] += (4 - fieldsSize[i])/4;
		else           fieldsSize[i] += (1 - fieldsSize[i])/4;
		fieldsTF[i].x = fieldsX[i]*screenZ/fieldsZ[i];
		fieldsTF[i].y = fieldsY[i]*screenZ/fieldsZ[i];
		if (i == data)  {
		    fieldsTF[i].x -= 20;
		    fieldsTF[i].y -= 20;
		}
		fieldsTF[i].scaleX = fieldsSize[i]*screenZ/fieldsZ[i];
		fieldsTF[i].scaleY = fieldsSize[i]*screenZ/fieldsZ[i];
	    }
	}

	private function loop(event:TimerEvent):void {
	    var date:Date = new Date();      
      
	    showData(date.getHours(), 24, hourX, hourY, hourZ, hourSize, hourTF);
	    showData(date.getMinutes(), 60, minuteX, minuteY, minuteZ, minuteSize, minuteTF);
	    showData(date.getSeconds(), 60, secondX, secondY, secondZ, secondSize, secondTF);
	}
    }
}