Dead Code Preservation :: Archived AS3 works from wonderfl.net

forked from: massmedian challenge

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by Murai 16 Jul 2009
/**
 * Copyright Murai ( http://wonderfl.net/user/Murai )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/m1dw
 */

// forked from checkmate's massmedian challenge
package {
	import flash.display.*;
	import flash.events.*;
	import flash.geom.*;
	import flash.net.*;
	import flash.system.LoaderContext;
	import flash.media.*;
	import flash.utils.*;
	import flash.system.*
	import flash.text.*
	
	[SWF(width="465",height="465",frameRate="60")];
	public class Begineer extends Sprite{
    	        
                
		//-------------------------------//
		// Use properties as follows.
		//-------------------------------//
		private var _sliceList:Array;
		private var sound:Sound;
		private var channel:SoundChannel;
		private var bA:ByteArray;
		private var txt:TextField;
		
		
		//-------------------------------//
		// Change functions as follows.
		//-------------------------------//

		public function updateEnterFrame( e:Event ):void{
			if(!sound){
                                stage.quality = "autolow";
				Security.loadPolicyFile("http://level0.kayac.com/crossdomain.xml");
				bA=new ByteArray();
				sound=new Sound();
				sound.load(new URLRequest("http://level0.kayac.com/assets/murai/loop.mp3"));
				sound.addEventListener(Event.COMPLETE,function(e:Event):void{
				   channel=sound.play(0,9999);
				});    
			}
			
			var len:uint=_sliceList.length;
			var tN:Number=0;
			var h:Number=0;
			var nH:Number=0;
			var sH:Number=stage.stageHeight;
                        var sW:Number=stage.stageWidth;
			var cY:uint=233;
			
			SoundMixer.computeSpectrum(bA,false,0);                     

			for(var i:uint=0;i<len;i++){
				h=_sliceList[i].height;
				if((bA.position/bA.length-1))nH=bA.readFloat()*sH;
				
				_sliceList[i].y=Math.random()*50-25;
				tN=(h>460)?0:(0<h)?sH:0;
				
				_sliceList[i].height=nH;
				_sliceList[i].height+=(tN-_sliceList[i].height)/5;
                                _sliceList[i].y+=(tN-_sliceList[i].height)/3;
                                _sliceList[i].x=Math.floor(i/len*sW);
			}
		} 


		
		//-------------------------------//
		// Do not change following codes.
		//-------------------------------//
		public function Begineer(){
            var ctxt  :LoaderContext = new LoaderContext(true);
			var loader:Loader = new Loader();
			loader.contentLoaderInfo.addEventListener( Event.COMPLETE, onLoadComplete );
			loader.load( new URLRequest("http://swf.wonderfl.net/static/assets/massmedian.png"), ctxt );
        }
		
		public function onLoadComplete(e:Event):void {
			var loader:Loader = LoaderInfo( e.target ).loader;
			loader.contentLoaderInfo.removeEventListener( Event.COMPLETE, onLoadComplete );
			
			var bitmapdata:BitmapData = new BitmapData( loader.width, loader.height, true, 0xFF0000 );
			bitmapdata.draw( loader );
			
			_sliceList = sliceBanner( bitmapdata, bitmapdata.width );
			
			addEventListener( Event.ENTER_FRAME, updateEnterFrame );
		}
		
		
		private function sliceBanner( banner:BitmapData, length:int = 100 ):Array{
			var sliceList:Array = [];
			var w:int = Math.floor( banner.width/length );
			var h:int = Math.floor( banner.height );
			
			var t:int = Math.ceil( banner.width - w*length );
			var mat:Matrix = new Matrix();
				
			for( var i:int = 0; i<length; i++ ) {
				var bmpd :BitmapData = new BitmapData( w, h, true, 0xFFFF00 );
				mat.tx = -w*i;
				bmpd.draw( banner, mat );
				var part:DisplayObject = addChild( new Bitmap( bmpd ) );
				part.x = w*i;
				sliceList.push( part );
			}
			return sliceList;
		}
		
	}
}