FLASHのお勉強　ーアクションスクリプトの実践的事始めー

(62) SLOT(スロット)型　「おみくじ」
（actionscript 2.0)　2008/3/17

var un:Array = new Array();
var mask:Array = new Array();
var flag = 0;
atari._alpha =0;
msg.text = "あなたの\n運勢は？";
for (i=0; i<=9; i++) {
    un[i] = attachMovie("unsei"+i, "un"+i, i);
    un[i]._x = 50;
    un[i]._y = -50*i;
    mask[i] = attachMovie("mask", "mask"+i, 20+i);
    mask[i]._x = 25;
    mask[i]._y = 25;
    un[i].setMask(mask[i]);
}
start_btn.onPress = function() {
    msg.text = "";
    flag = 1;
    startB = 0;
    atari._alpha = 0;
};
stop_btn.onPress = function() {
    if (startB == 0) {
        flag = 2;
        startB++;
        for (h=0; h<=9; h++) {
            dy = un[h]._y-(un[h]._y+500)%50;
            un[h].targety = dy+350;
       }
    }
};
onEnterFrame = function () {
    if (flag == 1) {
        for (j=0; j<=9; j++) {
            un[j]._y += 8;
            if (un[j]._y>100) {
                un[j]._y -= 50*10;
            }
        }
    }
    if (flag == 2) {
        for (j=0; j<=9; j++) {
            un[j]._y += (un[j].targety-un[j]._y)/30;
            if (un[j]._y>450) {
                un[j]._y -= 50*10;
            }
            if (un[j].targety-un[j]._y<20) {
                if (un[0]._y>0 && un[0]._y<70) {
                    atari._alpha += (100-atari._alpha)/5;
                }
           }
        }
    }
}