Flash教程：模拟幸运号抽奖机

各位看官记得要回帖哦！教学中经常要用到抽号，名称随便取的，也叫“幸运号”吧。做了一个，不是很成熟，有那么点效果而已，仅供新手参考（程序中运用了一些常用的基础语法），抛砖引玉而已。

第一帧上代码
/ sxl001 http://sxl001.07dns. qq: 285510591 /
//============= 初始区 ================================
s();
//----- 全屏与隐菜单区
fsmand("fullscreen", true);
fsmand("showmenu", false);
//----- 变量区
/ total_num 记录输入总数 | txtLong_num 输入字符长度 | num_array 记录输入的所有数
如输入 119 时:
total_num=119 | txtLong_num=3 | num_array=[001,002,003,....]
/
var total_num:Number = 0;
var txtLong_num:Number = 0;
var num_array:Array = [];
//=======================================================
//============= 按钮与声音区 ============================
var startMp3:Sound = new Sound();
startMp3.attachSound("start");
startMp3.start();
var loopMp3:Sound = new Sound();
loopMp3.attachSound("loop");
startMp3.onSoundComplete = function() {
startMp3.start();
};
start_mc.onRollOver = function() {
_sound();
this.play();
};
start_mc.onPress = function() {
Submit();
};
start_mc.onRollOut = function() {
this.play();
};
quit_btn.onRollOver = function() {
_sound();
};
quit_btn.onPress = function() {
fsmand("quit", true);
};
//----- 文本区
Selection.setFocus(input_txt);
input_txt.maxChars = 4; // 控制4位(最多9999人)足够用了
input_txt.restrict = "0-9";
input_txt.border = true;
input_txt.borderColor = 0xFF00FF;
//==========================================================
//============= 函数区 =====================================
//----- 提交
function Submit() {
if (input_txt.text != "" && input_txt.text.substr(0, 1) != "0") {
total_num = Number(input_txt.text);
txtLong_num = input_txt.text.length;
Distribution(input_txt.text);
startMp3.s();
play();
}
Key.removeListener(keyListener);
}
//-------- num_array存贮从0到最大数值
function Distribution(str:String) {
var long:Number = str.length;
var maxNum:Number = Number(str);
for (var i:Number = 1; i<=maxNum; i ) {
var l:Number = String(i).length;
var zha:Number = long-l;
switch (zha) {
case 0 :
num_array.push(i);
break;
case 1 :
num_array.push("0" i);
break;
case 2 :
num_array.push("00" i);
break;
case 3 :
num_array.push("000" i);
break;
}
}
}
//----- 数组乱序
function randomArray(Target_array:Array) {
Target_array.sort(function () {
return Math.round(Math.random()) ? 1 : -1;
});
}
//----- 按钮声音
function _sound() {
var btnS:Sound = new Sound();
btnS.attachSound("btnSound");
btnS.start();
}
//----- 回车键提交
var keyListener:Object = new Object();
keyListener.onKeyDown = function() {
if (Key.getCode() == "13") {
if (input_txt.text != "" && input_txt.text.substr(0, 1) != "0") {
total_num = Number(input_txt.text);
txtLong_num = input_txt.text.length;
Distribution(input_txt.text);
startMp3.s();
_root.play();
Key.removeListener(keyListener);
}
}
};
Key.addListener(keyListener);
//================================================ 第二帧上代码
s();
//============= 初始区 ===========================
//------ 加点投影效果
import flash.filters.DropShadowFilter;
var d_filtersropShadowFilter = new DropShadowFilter(5, 45, 0x336633, 80, 8, 8);
//------ 数组乱序
randomArray(num_array);
//------ loop声音
loopMp3.start();
loopMp3.onSoundComplete = function() {
loopMp3.start();
};
/
如输入 119 时:
total_num=119 | txtLong_num=3 | num_array=[001,....]
randomNum 停止工作时显示未位上的数字相同的一组文本框(0~3) | C_array 用于删除已抽的号码函数 |
getNo_array 存贮获取的当前一组文本中的数字 | jieguo_mcY0 弹出的显示已抽号的窗口的初始y坐标
/
var randomNum:Number, C_array:Array = [], getNo_array:Array = [], jieguo_mcY0:Number = jieguo_mc._y;
var kO:Boolean = true;
total_txt.text = "参与选号总数是: " total_num;
//=====================================================
//============= 函数区 ===============================
//------ 根据第一帧上输入的数值复制文本框个数与各位数上的数量
this.createEmptyMovieClip("main", 0);
body();
function body() {
for (var i:Number = 0; i<txtLong_num; i ) {
for (var j:Number = 0; j<4; j ) {
main["m" i j] = main.attachMovie("cell", "m" i j, main.getNextHighestDepth(), {_x:i80, _y:-j85});
main["m" i j].v = true;
main["m" i j].filters = [d_filters];
//main["m" i j].num 决定升到顶端时其中的数值从数组num_array中进行取值的位置
main["m" i j].num = j;
main["m" i j].t.text = num_array[j].toString().substr(i, 1);
Rolling(main["m" i j]);
}
}
}
//------- 文本框居中排列
PosiMain();
function PosiMain() {
main._x = Stage.width/2-main._width/2;
main._y = Stage.height/2-40;
}
//------- 滚动函数
function Rolling(target:MovieClip) {
target.onEnterFrame = function() {
if (this.v) {
this._y = 40;
if (this._y>=80) {
this.num = 4;
if (this.num>total_num) {
this.num = Number(this._name.substr(2, 1));
}
this.t.text = num_array[Number(this.num)].toString().substr(this._name.substr(1, 1), 1);
this._y = -255;
}
} else {
deleCell();
}
};
}
main.setMask(mask_mc);
//------- 停止滚动和显示结果区
function deleCell() {
for (var i in main) {
// 如果文本框未位上的数字与停止按钮给出的数字不就被删除
if (main._name.substr(2, 1) != randomNum) {
main.t.text = "";
main._visible = false;
main.removeMovieClip();
delete main.onEnterFrame;
} else {
// 如果文本框未位上的数字与停止按钮给出的数字相就作为显示对象
if (main._y != 0) {
main._y = (0-main._y)/10;
} else {
//--- 删除num_array中已抽的号码
C_array.push(main);
if (C_array.length == txtLong_num) {
var n = main.num;
getNo_array.push(num_array[n]);
jieguo_mc.t.text = "";
for (var Index:Number = (getNo_array.length-1); Index>=0; Index--) {
jieguo_mc.t.text = "第" (Index 1) "次抽取的号码是: " getNo_array[Index] "\n";
}
var tw1 = new mx.transitions.Tween(jieguo_mc, ’_y’, mx.transitions.easing.Back.easeOut, jieguo_mcY0, Stage.height-jieguo_mc._height, 1, true);
num_array.splice(n, 1);
delete main.onEnterFrame;
}
}
}
}
}
//===================================================
//============= 按钮与声音区 ========================
s_mc.t.text = "停止";
reSet_mc.t.text = "再选";
// 控制按钮切换变量
s_mc.onOff = true;
reSet_mc.onOff = false;
s_mc.onRollOver = function() {
_sound();
this.play();
};
s_mc.onPress = function() {
if (this.onOff) {
// randomNum决定哪组文本框被保留或被删除
randomNum = random(4);
loopMp3.s();
C_array = [];
for (var i in main) {
//main.v决定执行停止滚动和显示结果区
main.v = false;
}
reSet_mc.onOff = true;
this.onOff = false;
kO = false;
}
};
s_mc.onRollOut = function() {
this.play();
};
reSet_mc.onRollOver = function() {
_sound();
this.play();
};
reSet_mc.onPress = function() {
if (this.onOff) {
loopMp3.start();
for (var i in main) {
delete main.onEnterFrame;
main.removeMovieClip();
}
body();
s_mc.onOff = true;
this.onOff = false;
kO = true;
}
};
reSet_mc.onRollOut = function() {
this.play();
};
jieguo_mc.Press_mc.onRollOver = function() {
_sound();
};
jieguo_mc.Press_mc.onPress = function() {
var tw2 = new mx.transitions.Tween(jieguo_mc, ’_y’, mx.transitions.easing.Back.easeOut, jieguo_mc._y, jieguo_mcY0, 1, true);
};
//----- 回车键控制
var keyObj:Object = new Object();
keyObj.onKeyDown = function() {
if (Key.getCode() == Key.ENTER) {
switch (kO) {
case true :
// randomNum决定哪组文本框被保留或被删除
randomNum = random(4);
loopMp3.s();
C_array = [];
for (var i in main) {
//main.v决定执行停止滚动和显示结果区
main.v = false;
}
reSet_mc.onOff = true;
s_mc.onOff = false;
kO = false;
break;
case false :
loopMp3.start();
for (var i in main) {
delete main.onEnterFrame;
main.removeMovieClip();
}
body();
s_mc.onOff = true;
reSet_mc.onOff = false;
kO = true;
break;
}
}
};
Key.addListener(keyObj);
//===========================================