hs_stage_object.ts

import HSStageScene from './hs_stage_scene';

class HSStageObject {
  viewProps(): HSViewProps {
    return {
      stageHeight: HSStageScene.stageHeight
    };
  }
}

export default HSStageObject;

hs_stage_scene.ts

import HSStageObject from './hs_stage_object';

class HSStageScene {
  static stageHeight = 768;
  static stageWidth = 1024;
}

export default HSStageScene;