start_ball_x = tank._x+48*Math.cos(angle*Math.PI/180);
start_ball_y = tank._y+48*Math.sin(angle*Math.PI/180);
cannonball_fired = attachMovie("cannonball", "cannonball_"+_root.getNextHighestDepth(), _root.getNextHighestDepth(), {_x:start_ball_x, _y:start_ball_y});
cannonball_fired.dirx = Math.cos(angle*Math.PI/180)*firepower;
cannonball_fired.diry = Math.sin(angle*Math.PI/180)*firepower;
cannonball_fired.onEnterFrame = function() {
this.diry += gravity;
this._x += this.dirx/30;
this._y += this.diry/30;
if ((this._y>350) or (ground.hitTest(this._x, this._y, true))) {
this.removeMovieClip();
fired--;
}
};
}
}
function place_enemy() {
enemy_placed = attachMovie("enemy", "enemy", _root.getNextHighestDepth(), {_x:0, _y:350});
enemy_placed.yspeed = 0;
enemy_placed.onEnterFrame = function() {
this.yspeed += gravity/10;
this._x++;
while (_root.ground.hitTest(this._x+this._width/2, this._y+this._height, true)) {
this._y--;
this.yspeed = 0;
}
if (!_root.ground.hitTest(this._x+this._width/2, this._y+this._height+1, true)) {
this._y += this.yspeed;
} else {
this.yspeed = 0;
}
if (this._x>500) {
this.removeMovieClip();
place_enemy();
}
};
}
效果如下：
最后完成。
Mouse.hide();
上一篇:入门：Flash制作图片爆炸效果动画
下一篇:Flash制作好看的影片指导进度条
|
精品推荐