stopdesign.cn

import flash.filters.BitmapFilter;
import flash.filters.BitmapFilterQuality;
import flash.filters.BitmapFilterType;
import flash.filters.GradientBevelFilter;
import flash.text.TextField;
import flash.text.TextFieldType;
import flash.display.Sprite;
stage.scaleMode = StageScaleMode.NO_SCALE;
var url:String = "sound.mp3";
var request:URLRequest = new URLRequest(url);
var s:Sound = new Sound();
s.addEventListener(ProgressEvent.PROGRESS, progressHandler);
s.addEventListener(Event.COMPLETE, completeHandler);
s.load(request);
var song:SoundChannel = s.play();
song.addEventListener(Event.SOUND_COMPLETE, soundCompleteHandler);
var ba:ByteArray = new ByteArray();
var gr:Sprite = new Sprite();
gr.x = 20;
gr.y = 200;
addChild(gr);
/*
 var bgColor:uint     = 0xCCCCCC;
 var size:uint        = 80;
 var offset:uint      = 50;
 var distance:Number  = 5;
 var angleInDegrees:Number = 225; // opposite 45 degrees
 var colors:Array     = [0xFF0000, 0xFFFFFF, 0x000000];
 var alphas:Array     = [1, 0, 1];
 var ratios:Array     = [0, 128, 255];
 var blurX:Number     = 8;
 var blurY:Number     = 8;
 var strength:Number  = 2;
 var quality:Number   = BitmapFilterQuality.HIGH
 var type:String      = BitmapFilterType.INNER;
 var knockout:Boolean = true;
 var filter:BitmapFilter=new GradientBevelFilter(distance,
                                           angleInDegrees,
                                           colors,
                                           alphas,
                                           ratios,
                                           blurX,
                                           blurY,
                                           strength,
                                           quality,
                                           type,
                                           knockout);
*/
var bgColor:uint = 0xCCCCCC;
var size:uint    = 80;
var offset:uint  = 50;
var distance:Number  = 0;
var angleInDegrees:Number = 45;
var colors:Array     = [0xFFFFFF, 0xFF0000, 0xFFFF00, 0x00CCFF];
var alphas:Array     = [0, 1, 1, 1];
var ratios:Array     = [0, 63, 126, 255];
var blurX:Number     = 50;
var blurY:Number     = 50;
var strength:Number  = 2.5;
var quality:Number   = BitmapFilterQuality.HIGH;
var type:String      = BitmapFilterType.OUTER;
var knockout:Boolean = false;
var filter:BitmapFilter=new GradientGlowFilter(distance,
                                          angleInDegrees,
                                          colors,
                                          alphas,
                                          ratios,
                                          blurX,
                                          blurY,
                                          strength,
                                          quality,
                                          type,
                                          knockout);

var farr:Array=new Array();
farr.push(filter);
var time:Timer = new Timer(50);
time.addEventListener(TimerEvent.TIMER, timerHandler);
time.start();
function createTextField(x:Number, y:Number, width:Number, height:Number):TextField {
 var result:TextField = new TextField();
 var format:TextFormat = new TextFormat();
 format.font = "Verdana";
 format.color = 0xFF0000;
 format.size = 10;
 result.defaultTextFormat = format;
 result.x = x;
 result.y = y;
 result.width = width;
 result.height = height;
 addChild(result);
 return result;
}
var loading:TextField = createTextField(0, 20, 200, 20);
var loadstr:String;
function progressHandler(event:ProgressEvent):void {
 loadstr=String(Math.floor((event.bytesLoaded/event.bytesTotal)*100));
 loading.text=loadstr;
 trace(loadstr);
 //trace(" bytesLoaded=" + event.bytesLoaded + " bytesTotal=" + event.bytesTotal);
}
function completeHandler(event:Event):void {
 //loading.visible=false;
 //s.removeEventListener(ProgressEvent.PROGRESS, progressHandler);
 event.target.play();
}
function soundCompleteHandler(event:Event):void {
 time.stop();
}
function timerHandler(event:TimerEvent):void {
 SoundMixer.computeSpectrum(ba, true);
 var i:int;
 gr.graphics.clear();
 gr.graphics.lineStyle(0, 0xFFFFFF);
 gr.graphics.beginFill(0xFFFFFF);
 gr.graphics.moveTo(0, 0);
 var w:uint = 2;
 for (i=0; i<512; i+=w) {
  var t:Number = ba.readFloat();
  var n:Number = (t * 100);
  gr.graphics.drawRect(i, 0, w, -n);
  gr.filters=farr;
 }
}