//-----------------------------------------------
//路径只能表示到256级
this.createEmptyMovieClip("test", 0).loadMovie(this._url);
trace(String(this).split(".").length - 1);


//-----------------------------------------------
//Object.watch是用来监听对象属性的变化
//输入文本框绑定了 t 变量
this.watch(t, callbackfunc, "Add-ons");
function callbackfunc(prop, oldval, newval, userData) {
	trace([prop, oldval, newval, userData]);
	return newval;
}


//-----------------------------------------------
//中心靠上一点视觉上更合适，同时保证一下意外情况下 alert 出现在画面左上角
import mx.controls.Alert;
Alert.okLabel = "确定";
Alert.prototype.center = function() {
	this.move((Stage.width-this.width)/2, (Stage.height-this.height*1.4)/2);
};
var msgbox = Alert.show("code by samstudio!", "提示", Alert.OK);
msgbox.center();


//黄金分割-----------------------------------------------
//PHI = (Math.sqrt(5)+1)/2;	//1.61803398874989
PHI = (Math.sqrt(5)-1)/2;	//0.618033988749895

//-----------------------------------------------
// 外部调用flash接口函数，注意变量的作用域

import flash.external.*;
ExternalInterface.addCallback("RefreshLib", null, _libData.refreshDataItem)

_libData.refreshDataItem = function():Void {
	_libData.createPage(_libData.curType)	//调用成功
	//this.createPage(this.curType)		//调用失败
}

//-----------------------------------------------
//MovieClipLoader经典使用

var conListener:Object = new Object();
conListener.onLoadInit = function(target_mc:MovieClip) {
	//
}
var conLoader:MovieClipLoader = new MovieClipLoader();
conLoader.addListener(conListener);
conLoader.loadClip(path, mc);


//--------------------------------------------------------------------------
//判断一个变量是否存在，赋值给另外一个变量
var x1:Number;
trace("x1:"+x1)		//x1:undefined
var x2:Number = x1 || 745; 
trace("x2:"+x2);	//x2:745


//--------------------------------------------------------------------------
//字体描边
function strokeText(target:MovieClip, txt:String) {
	var color:String = "0xFFFFCC";
	var bgcolor:String = "0x000000";
		
	var txtFormat = new TextFormat();
	txtFormat.size = 48;			//最大值设定 127，再大也不会变化
	txtFormat.font = "Arial";
	txtFormat.bold = true;
	
	var tx:Number = 0;
	var ty:Number = 0;
	var ts:Number = 1;
	var td:Number = 0;
	target.createTextField("t_txt", td++, tx, ty-ts,1,1);
	target.createTextField("r_txt", td++, tx+ts, ty,1,1);
	target.createTextField("b_txt", td++, tx, ty+ts,1,1);
	target.createTextField("l_txt", td++, tx-ts, ty,1,1);
	target.createTextField("c_txt", td++, tx, ty,1,1);
	for (var i in target) {
		target[i].autoSize = "left";
		target[i].text = txt;
		target[i].textColor = bgcolor;
		target[i].selectable = false;
		target[i].setTextFormat(txtFormat);
	}
	target["c_txt"].textColor = color;
}
//usage
strokeText(this, "by samstudio. 2005.11.09");


//--------------------------------------------------------------------------
//ShareObject 实现flash数据存储
function store() {
	url_so.data.debug.str = name;
}
url_so = SharedObject.getLocal("debug");
if (url_so.data.debug == undefined) {
	debug = new Object();
	debug.str = "";
	url_so.data.debug = debug;
	name = url_so.data.debug.str;
} else {
	name = url_so.data.debug.str;
}
save_btn.onRelease = store;


//--------------------------------------------------------------------------
//MX2004组件:【CheckBox RadioButton】中的 TextField 实例引用
components.labelPath.wordWrap = true;\

//MX2004组件:【 Label】中的 TextField 实例引用
components.labelField.wordWrap = true;


// ------------------------------------------------------------------------------------------------
// MX2004组件【scrollPane】内容动态设定
var pane:MovieClip = scrollPane.spContentHolder		// 内容引用

// ------------------------------------------------------------------------------------------------
// MX2004组件【textArea】textField引用
textArea.label


// 【鼠标滚轮模块】 ------------------------------------------------------------------------------------------------
// MX组件【scrollPane】scrollPane 为组件的实例名称
mouseListener = new Object();
mouseListener.onMouseWheel = function(delta,scrollTarget) {
	if(String(scrollTarget).indexOf("scrollPane")!=-1){
		scrollPane.setScrollPosition(0,scrollPane.getScrollPosition().y-delta*10);
	}
};
Mouse.addListener(mouseListener);


// ------------------------------------------------------------------------------------------------
// MX组件【scrollPane】内容动态设定
scrollPane.boundingBox_mc._alpha = 0;			// 背景块
scrollPane.setScrollContent("container");		// linkage为container
var pane:MovieClip = scrollPane.tmp_mc;			// 内容引用
var b:MovieClip = pane.attachMovie("b_btn","b",0);	// 写内容
scrollPane.refreshPane();				// 刷新显示内容


//--------------------------------------------------------------------------
// 格式化获取文本内容高度.宽度

function getTextFieldHeight(str:String):Number {
	var txt_fmt:TextFormat = new TextFormat();
	txt_fmt.font = "_sans";
	var metrics:Object = txt_fmt.getTextExtent(str, 88);
	return metrics.textFieldHeight;
}

function getTextFieldWidth (str:String):Number {
	var txt_fmt:TextFormat= new TextFormat();
	txt_fmt.font = "_sans";
	var metrics:Object = txt_fmt.getTextExtent(str);
	return metrics.textFieldWidth;
}


//--------------------------------------------------------------------------
// 数字前填充字符，达到指定长度 

function strPadding(str:String):String {
	var pad:String = "";
	while (str.length+pad.length<5) {
		pad += "0";
	}
	return pad+str;
}

// usage:
trace(strPadding("17"));	// trace: 00017


/*--------------------------------------------------
  声音减变效果
  调用: volumeControl.rise();		渐增到maxVolume
	volumeControl.fall();		渐减到minVolume
----------------------------------------------------
*/

this.createEmptyMovieClip("volumeControl", 0);
volumeControl["depth"] = _level0;		//要控制的声音所在的深度
volumeControl["maxVolume"] = 100;
volumeControl["minVolume"] = 1;
volumeControl["step"] = 5;				//渐变幅度
volumeControl["vcSound"] = new Sound(volumeControl["depth"]);
volumeControl["volume"] = volumeControl["vcSound"].getVolume();
volumeControl["rise"] = function(){ ctrlFun(1); }
volumeControl["fall"] = function(){ ctrlFun(-1);}

function ctrlFun(sign:Number):Void {	// 1是渐增到maxVolume; -1是渐减到minVolume
	volumeControl.onEnterFrame = function() {
		this["volume"] += sign*this["step"];
		this["vcSound"].setVolume(this["volume"]);
		if (sign>0 ? this["volume"]>this["maxVolume"] : this["volume"]<this["minVolume"]) {
			this["volume"] = sign>0 ? this["maxVolume"] : this["minVolume"];
			this["vcSound"].setVolume(this["volume"]);
			delete this.onEnterFrame;
		}
	};
}


//------------------------------------------------------------------------------------------------
//parseInt(expression [, radix]);	myNumber.toString(radix);
//中文是双字节,但是里面每个字节的Ascii码
//第一个字节 0x81-0xfe
//第二个字节 0x40-0xfe
var str:String = "侨乡浪子";
var strArr:Array = new Array();
for (var i = 0; i<str.length; i++) {
	strArr.push(str.charCodeAt(i).toString(16));
}
trace(strArr);

//-------------------------------------------------------------------------------
//求100内的质数
for (var i = 1, p_array = []; i<=100; i++) {
	for (var j = 1, n = 0; j<=i; j++) {
		if (i%j == 0){ if (++n>2) break;}
	}
	if (n == 2){ p_array.push(i);}
}
trace(p_array.join("."));
trace("length: "+p_array.length);
/*
2.3.5.7.11.13.17.19.23.29.31.37.41.43.47.53.59.61.67.71.73.79.83.89.97
length: 25
*/

//-------------------------------------------------------------------------------
//双击检测
MouseDoubleClick = function () {};
MouseDoubleClick.prototype.clickTime = 1;		// 单击次数
MouseDoubleClick.prototype.startTime = 0;		// 单击开始时间记录
MouseDoubleClick.prototype.endTime = 0;			// 单击结束时间记录
MouseDoubleClick.prototype.interval = 500;		// 双击有效时间，单位：ms
MouseDoubleClick.prototype.exec = function(target,func){
	var _self = this
	target.onRelease = function() {
		if (_self.clickTime%2 == 1) {
			_self.startTime = getTimer();
		} else if (_self.clickTime%2 == 0) {
			_self.endTime = getTimer();
			if (_self.endTime-_self.startTime<=_self.interval) {
				func()
			} else {
				_self.startTime = _self.endTime;
				_self.clickTime++;
			}
		}
		_self.clickTime++;
	}
}
var mdc1 = new MouseDoubleClick();
mdc1.exec(mm,function(){trace(mm)})
var mdc2 = new MouseDoubleClick();
mdc2.exec(gg,function(){trace(gg)})

//-------------------------------------------------------------------------------
//简单ascii偏移加密,字符数量尽量最小
//参数opt: true 为加密,false 为解密
function encryptAscii(str:String, opt:Boolean):String {
	var strArr:Array = str.split("");
	for (var i in strArr) {
		strArr[i] = String.fromCharCode( strArr[i].charCodeAt(0)+(opt ? 77 : -77) );
	}
	return strArr.join("");
}

//ueage
var ch:String = "written by samstudio.2005.12.04";
trace(ch);
ch = encryptAscii(ch, true);
trace(ch);
ch = encryptAscii(ch, false);
trace(ch);

/*  trace
	written by samstudio.2005.12.04
	???áá2?mˉ?mà?oàá?±??{}}?{~{}?
	written by samstudio.2005.12.04
*/

//-------------------------------------------------------------------------------

//构建二维数组
var a:Array = new Array("a1", "a2", "a3");
var b:Array = new Array("b1", "b2", "b3");
var c:Array = new Array("c1", "c2", "c3");
var abc:Array = new Array(a, b, c);
trace(abc);

//---------------------------------------------

//多张图片循环渐变，下面的数值4是图片总数，可以用picPre._totalframes代替
//ut action in first frame
//Alpha: 100%             0%
//Tween: @==== picPre  ====@
//Alpha: 0%               100%
//Tween: @==== picNext ====@----------------
i<4 ? i++ : i=1;
i-1>0 ? picPre.gotoAndStop(i-1) : picPre.gotoAndStop(4);
picNext.gotoAndStop(i);

//---------------------------------------------

//动态给对象生成内置变量保存数值，用于调用对象父级变量
for (var i = 0; i<7; i++) {
	this["m"+i].k = i;
	this["m"+i].onRelease = function() {
		getURL(_parent.arrUrl[this.k]);
	};
}