forked from: ランダムテキストのサンプル

よく見るランダムテキストの練習。

by pippo 17 Mar 2009

Tags

get mouse on over pink random string text
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// forked from sake's ランダムテキストのサンプル
/*
    よく見るランダムテキストの練習。
*/

package
{
	import flash.display.Sprite;

	[SWF(width="465", height="465", backgroundColor="0xffffff", frameRate="40")]
	public class RandomTextSample extends Sprite
	{

		public function RandomTextSample()
		{
			var rand1:RandomText=new RandomText("Wonderfl build flash online.");
			addChild(rand1);
			rand1.x = 20;
			rand1.y = 20;
			var rand2:RandomText=new RandomText("ActionScript3.0 and Papervision3D and Tweener.");
			addChild(rand2);
			rand2.x = 20;
			rand2.y = 40;
			var rand3:RandomText=new RandomText("Progression and Box2DFlashAS3 and Tweensy.");
			addChild(rand3);
			rand3.x = 20;
			rand3.y = 60;
			var rand4:RandomText=new RandomText("Flex and Mete and yui.");
			addChild(rand4);
			rand4.x = 20;
			rand4.y = 80;
		}
	}
}

import flash.display.Sprite;
import flash.events.TimerEvent;
import flash.text.TextField;
import flash.text.TextFieldAutoSize;
import flash.text.TextFormat;
import flash.utils.Timer;
import flash.events.MouseEvent;

class RandomText extends Sprite
{
	private var RandSource:String="_ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890";
	private var MainString:String;
	private var Length:int;
	private var ReplaceCount:int;
	private var ReplaceTimer:Timer;
	private var RandomTimer:Timer;
	public var MainTextField:TextField;

	public function RandomText(main_string:String)
	{
		MainString=main_string;
		Length=MainString.length;
		MainTextField=new TextField();
		MainTextField.defaultTextFormat=new TextFormat(null, 15, 0xFF3366);
		MainTextField.text=MainString;
		MainTextField.autoSize=TextFieldAutoSize.LEFT;
		MainTextField.addEventListener(MouseEvent.MOUSE_OVER, onMouseOver);
		MainTextField.addEventListener(MouseEvent.MOUSE_OUT, onMouseOut);
		addChild(MainTextField);
		ReplaceTimer=new Timer(10);
		ReplaceTimer.addEventListener(TimerEvent.TIMER, onReplaceTimer);
		RandomTimer=new Timer(10);
		RandomTimer.addEventListener(TimerEvent.TIMER, onRandomTimer);
		
	}
	
	private function onMouseOver(e:MouseEvent):void
	{
		if (ReplaceTimer.running) ReplaceTimer.stop();
		RandomTimer.start();
	}
	
	private function onRandomTimer(e:TimerEvent):void
	{
		MainTextField.text="";
		for(var i:int=0; i < Length; i++) MainTextField.appendText(RandSource.charAt(Math.floor(Math.random() * (RandSource.length - 1))));
	}

	private function onMouseOut(e:MouseEvent):void
	{
		if(RandomTimer.running) RandomTimer.stop();
		ReplaceCount=0;
		ReplaceTimer.start();
	}

	private function onReplaceTimer(e:TimerEvent):void
	{
		MainTextField.text="";
		var i:int=0;
		for(i=0; i < ReplaceCount; i++) MainTextField.appendText(MainString.charAt(i));
		for(i=0; i < Length - ReplaceCount; i++) MainTextField.appendText(RandSource.charAt(Math.floor(Math.random() * (RandSource.length - 1))));		
		if(ReplaceCount==Length) ReplaceTimer.stop();
		ReplaceCount++;
	}
}