Get stage width and height
If it is in Main.ts:
Any object added to the Stage object can be
this.stage.stageWidth
this.stage.stageHeight
If in other classes:
Note that there must be a game class in the project, that is, {"name":"game"} in egretProperties.json
egret.MainContext.instance.stage.stageWidth
egret.MainContext.instance.stage.stageHeight
Landscape display
You can modify the data-orientation attribute in the body section of index.html
You can also:
this.stage.orientation = egret.OrientationMode.LANDSCAPE;
zoom mode
It is recommended to use fixedNarrow