摘要：
新建一个元件，名称为picpic.addEventListener (MouseEvent.MOUSE_WHEEL,zoomHandler);function zoomHandler (e:MouseEvent){if (e.delta > 0){ e.currentTarget.scaleX += 0.1; e.currentTarget.scaleY += 0.1; e.currentTarget.x=mouseX-e.localX*(e.currentTarget.scaleX); e.currentTarget.y=mouseY-e.localY*(e.currentT... 阅读全文
