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//加载需要使用的类

import mx.transitions.Tween;
import mx.transitions.easing.*;

//初始化各项参数

var _this:MovieClip = this;

//进度条总长度

var bar_width:Number = 200;

//进度条总高度

var bar_height:Number = 15;

//细柱进度个数

var barItemNum:Number = 25;

//细柱进度宽度

var Item_width:Number = bar_width/barItemNum;

//细柱进度间隔像素

var Item_xInterval:Number = 2;

//细柱进度编码

var Item_Index:Number = 1;

//是否已经结束

var MotionEnd:Boolean=false;

//正在下载的编码

var NowDownIndex:Number;

//细柱进度颜色

var barColor:Number = 0xffff00;

//初始化效果库

var inEffect_lib:Array = new Array("Effect_fadeRandomMoveIn", "Effect_fadeIn", "Effect_XDropIn", "Effect_YDropIn",
"Effect_WindIn", "Effect_XElasticIn", "Effect_YElasticIn");
var outEffect_lib:Array = new Array("Effect_fadeRandomMoveOut", "Effect_fadeOut", "Effect_RandomXmove",
"Effect_RandomYmove", "Effect_WindOut", "Effect_ElasticYOut");

//是否开启效果

var OpenEffect:Boolean = true;

//开始效果编号

var StartEffect:Number = 4;

//结束效果编号

var EndEffect:Number = 4;

//是否开启随机效果

var RandomEffect:Boolean = true;
if (RandomEffect) {
var StartEffect:Number = random(inEffect_lib.length);
var EndEffect:Number = random(outEffect_lib.length);
}

//是否显示进度数字

var ShowLoadNum:Boolean = true;
if (ShowLoadNum) {
var TF_format:TextFormat = new TextFormat();
TF_format.color = barColor;
TF_format.align = "right";
var progressNum:TextField = this.createTextField("progressNum", 2, -50, -2, 50, 20);
progressNum.selectable = false;
}

//是否开启背景

var OpenBack:Boolean = true;

//背景颜色

var BackColor:Number = 0x000000;
if (OpenBack) {
var progress_back:MovieClip = this.createEmptyMovieClip("progress_back", 1);
progress_back._x = -5;
progress_back._y = -2.5;
roundedRectangle(progress_back, bar_width+8, bar_height+5, 5, BackColor, 100);
if (ShowLoadNum) {
  progress_back._x = -34;
  roundedRectangle(progress_back, bar_width+36, bar_height+5, 5, BackColor, 100);
}
if (OpenEffect) {
  var NewMC_tween:Object = new Tween(progress_back, "_xscale", Elastic.easeOut, 0, 100, 1, true);
}
}

//函数
//创建进度条

//定义结束触发函数

var finnishFuc:Number;
function onLoadFinnished() {
finnishFuc = setInterval(_this, "onAllOver", 50);
}

//结束效果完成后函数

//Back,Bounce,Elastic,None,Regular,Strong
function onAllOver() {
this[outEffect_lib[EndEffect]]();
Item_Index--;
if (Item_Index<1) {
  progressNum.removeTextField();
  var NewMC_tween:Object = new Tween(progress_back, "_xscale", Elastic.easeInOut, 100, 0, 1.5, true);
  setInterval(clearAll, 10);
  MotionEnd=true;
}
}

//删除所有Interval

function clearAll(Void):Void {
var tmpId:Number = setInterval(function () {
}, 10);
while (--tmpId>0) {
clearInterval(tmpId);
}
}

//loading结束后函数

function onAllMoved() {
Item_Index = NowDownIndex;
if (Item_Index>=barItemNum) {
  NewMC_tween.onMotionFinished = function() {
   onLoadFinnished();
  };
}
}

//================================================
var NewMC_tween:Object;
//退出效果

//进入效果

//=============================================
//画圆角矩形

function roundedRectangle(target_mc:MovieClip, boxWidth:Number, boxHeight:Number,
cornerRadius:Number, fillColor:Number, fillAlpha:Number):Void {
with (target_mc) {
  clear();
  beginFill(fillColor, fillAlpha);
  moveTo(cornerRadius, 0);
  lineTo(boxWidth-cornerRadius, 0);
  curveTo(boxWidth, 0, boxWidth, cornerRadius);
  lineTo(boxWidth, cornerRadius);
  lineTo(boxWidth, boxHeight-cornerRadius);
  curveTo(boxWidth, boxHeight, boxWidth-cornerRadius, boxHeight);
  lineTo(boxWidth-cornerRadius, boxHeight);
  lineTo(cornerRadius, boxHeight);
  curveTo(0, boxHeight, 0, boxHeight-cornerRadius);
  lineTo(0, boxHeight-cornerRadius);
  lineTo(0, cornerRadius);
  curveTo(0, 0, cornerRadius, 0);
  lineTo(cornerRadius, 0);
  endFill();
}
}