Flashの超基本的な質問はここでしろ！ part39

>>740
http://exyz.cocolog-nifty.com/good_sleep/2007/12/au_45b8.html#more
>>741
http://www.flashiroha.com/script/as2.html
sin、cosを使う。
ひとつヒントを

続き
package
{
import flash.display.Sprite;
import flash.events.Event;

public class Wave2 extends Sprite {
private var angle:Number = 0;
private var centerY:Number = 200;
private var range:Number = 50;
private var xspeed:Number = 1;
private var yspeed:Number = .05;
private var xpos:Number;
private var ypos:Number;
public function Wave2(){
init();
}
private function init():void {
xpos = 0;
graphics.lineStyle(1, 0, 1);
graphics.moveTo(0, centerY);
addEventListener(Event.ENTER_FRAME, onEnterFrame);
}
public function onEnterFrame(event:Event):void {
xpos += xspeed;
angle += yspeed;
ypos = centerY + Math.sin(angle) * range;
graphics.lineTo(xpos, ypos);
}
}
}