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嘿,我建立了自定义滚动框。当我在这个框上滚动滚动元素会下降,当我向下滚动 - 滚动元素正在上升;)。我想扭转这种机制。我该怎么做 ? 下面我为鼠标代码as3鼠标滚轮反转
import flash.events.MouseEvent;
function handleMouseWheel(event:MouseEvent):void {
if ((event.delta > 0 && box_mc.y < 171) || (event.delta < 0 && box_mc.y > 135))
{
box_mc.y = box_mc.y + (event.delta * 3);
sb.thumb.y = sb.thumb.y + (event.delta * 13);
trace(box_mc.y);
trace(event.delta);
}
}
stage.addEventListener(MouseEvent.MOUSE_WHEEL, handleMouseWheel);