[英]Remove sprite from stage in as3
我有这段代码,可在播放器完成拖放操作后在舞台上显示一条消息。 我希望在单击下一帧的按钮时删除此精灵。 有人可以帮助我提供代码吗?
stage.addEventListener(Event.ENTER_FRAME, EntFrame);
function EntFrame (e:Event):void
{
if (CntP1+CntP2+CntP3+CntP4+CntP5+CntP6+CntP7+CntP8 == 40)
{
var w:int = 400, h:int = 200;
var win:Sprite = new Sprite();
win.name = "Mywin";
addChild(win);
// draw rounded rect with subtle vertical linear gradient fill and blue stroke
win.graphics.lineStyle(4,0x0077ff);
var mat:Matrix = new Matrix();
mat.createGradientBox(w, h, 90 * (Math.PI / 180));
win.graphics.beginGradientFill(GradientType.LINEAR,[0xffffff,0xeeeeee],[1.00,1.00],[0,255],mat);
win.graphics.drawRoundRect(0,0,w,h,15,15);
// show center "YOU WIN!" text
var tf:TextField = new TextField();
tf.autoSize = TextFieldAutoSize.LEFT;
tf.antiAliasType = AntiAliasType.ADVANCED;
tf.defaultTextFormat = new TextFormat("Arial, Verdana",36,0x454545,true);
tf.text = "Κέρδισες!";
tf.selectable = false;
win.addChild(tf);
tf.x = w/2 - tf.width/2;
tf.y = h/2 - tf.height/2;
// add a drop shadow
var dropShadow:DropShadowFilter = new DropShadowFilter(3,45,0,.35,8,8,1,3);
win.filters = [dropShadow];
// center the graphic
win.x = stage.stageWidth/2 - win.width/2;
win.y = stage.stageHeight/2 - win.height/2;
}
}
您的代码编写得不好,需要重写以确保项目的重用或可伸缩性,但这是一种快速的解决方法。
做一个持有人雪碧,像
var messageHolder:Sprite = new Sprite();
addChild(messageHolder);
以您喜欢的任何方式将所有邮件添加到该邮件持有者。 当您需要擦除该持有人的内容时,请调用以下方法:
function clearHolderContents(holder:DisplayObjectContainer):void
{
if (holder.numChildren < 1)
return; // no need to continue this method if the target is empty
for (var i:int = holder.numChildren - 1; i >= 0; i--)
removeChild(holder.getChildAt(i));
}
此方法可以清除任何DisplayObjectContainer的内容=>将其用于您的messageHolder:
clearHolderContents(messageHolder);
希望有帮助!
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