[]android旋转屏幕 半边黑屏

//初始化引擎

			Laya.init(Browser.width, Browser.height, WebGL);

			Laya.stage.bgColor = "#ffeff0";

            //设置横竖屏

//			Laya.stage.optimizeScrollRect = true;



            Font.defaultFont = "宋体";



            Laya.stage.alignV = "top";



            Laya.stage.alignH = "left";

            Laya.stage.screenMode = "vertical";

            Laya.stage.scaleMode = Stage.SCALE_FULL;



			spr = new Sprite



			var te:Text = new Text();

			te.fontSize = 50;

			te.text = "内容测试";

			spr.addChild(te);



            Laya.stage.addChild(spr);



			Laya.stage.on(Event.CLICK, this, function():void {

				if (Laya.stage.screenMode == Stage.SCREEN_HORIZONTAL) {

                    if (Browser.window.conchConfig) {

                        Browser.window.conchConfig.setScreenOrientation(1);

                    }

                    Laya.stage.screenMode = Stage.SCREEN_VERTICAL;

                    Laya.stage.scaleMode = Stage.SCALE_FULL;

				} else {

                    if (Laya.stage.screenMode == Stage.SCREEN_VERTICAL) {

                        if (Browser.window.conchConfig) 

                            Browser.window.conchConfig.setScreenOrientation(0);

                        }

                        Laya.stage.screenMode = Stage.SCREEN_HORIZONTAL;

                        Laya.stage.scaleMode = Stage.SCALE_FULL;

                    }

				}

			});