text: import { Scene, ImageLayer } from '@antv/l7';
  import { GaodeMap } from '@antv/l7-maps';
  
  const scene = new Scene({
    id: 'map',
    map: new GaodeMap({
      pitch: 0,
      style: 'light',
      center: [ 121.268, 30.3628 ],
      zoom: 13
    })
  });
  
  const layer = new ImageLayer({});
  layer.source(
    'https://gw.alipayobjects.com/zos/rmsportal/FnHFeFklTzKDdUESRNDv.jpg',
    {
      parser: {
        type: 'image',
        extent: [ 121.168, 30.2828, 121.384, 30.4219 ]
      }
    }
  );
  scene.addLayer(layer);
  