stop();
_root.createEmptyMovieClip("ball", 69);
//创建一个空的MC，命名为ball
ball.lineStyle(60, 0xFFFFFF, 100);
//设定ball的线条样式为60粗，白色，alpha为100
ball.lineTo(1, 0);
//使用当前线条样式从当前绘画位置向 (x, y) 绘制线条
vars = new Array("xspeed", "yspeed", "leftedge", "rightedge", "bottomedge", "gravity", "friction", "bounce", "widthBall", "heightBall", "maxaffiche", "forceDribble", 6, 0, -30, (Stage.width)+(_root.ball._width/4), (Stage.height)+(_root.ball._width/4), 2.4, 0.982, 0.7, _root.ball._width/2, _root.ball._height/2, 10, 22);
//建立数组
for (i=0; i<(vars.length/2); i++) {
this[vars[i]] = vars[i+(vars.length/2)];
}
//初始数组的取值
//-----------------------------------------
//ball点击时，改变数组中xspeed,yspeed的值
ball.onPress = function() {
_root.xspeed -= (_root._xmouse-this._x)/2;
_root.yspeed = -_root.forceDribble;
};
//---------------------------------------
//设置ball的反弹，
ball.onEnterFrame = function() {
this._x = this._x+xspeed;
this._y = this._y+yspeed;
if (this._x+widthBall>rightedge || this._x-widthBall
this._x = (this._x+widthBall>rightedge) ? (rightedge-widthBall) : (leftedge+widthBall);
}
if (this._y+heightBall>bottomedge) {
yspeed = -yspeed*bounce;
this._y = bottomedge-heightBall;
}
yspeed = (yspeed*friction)+gravity;
xspeed = xspeed*friction;
};
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