HarmonyOS鸿蒙Next中为什么用map教程提供的代码运行出来的地图是倒过来的

HarmonyOS鸿蒙Next中为什么用map教程提供的代码运行出来的地图是倒过来的

import { MapComponent, mapCommon, map } from '@kit.MapKit';
import { AsyncCallback } from '@kit.BasicServicesKit';
import { BottomNavigation } from '../components/BottomNavigation';

@Entry
@Component
struct ServicePage {
  private TAG: string = "ServicePage";
  private mapOptions?: mapCommon.MapOptions;
  private callback?: AsyncCallback<map.MapComponentController>;
  private mapController?: map.MapComponentController;
  private mapEventManager?: map.MapEventManager;

  aboutToAppear(): void {
    // 地图初始化参数
    this.mapOptions = {
      position: {
        target: {
          latitude: 39.9,
          longitude: 116.4
        },
        zoom: 10,
        tilt: 0,
        bearing: 0,
      },
      myLocationControlsEnabled: true,
      scaleControlsEnabled: true,
    };

    // 地图初始化的回调
    this.callback = async (err, mapController) => {
      if (!err) {
        this.mapController = mapController;
        this.mapEventManager = this.mapController.getEventManager();
        let callback = () => {
          console.info(this.TAG, `on-mapLoad`);
        }
        this.mapEventManager.on("mapLoad", callback);
        this.mapController.setRotateGesturesEnabled(true);
      } else {
        console.error(`Failed to initialize the map, code is：${err.code}, message is ${err.message}`);
      }
    };
  }

  onPageShow(): void {
    if (this.mapController) {
      this.mapController.show();
    }
  }

  onPageHide(): void {
    if (this.mapController) {
      this.mapController.hide();
    }
  }

  build() {
    Column({ space: 0 }) {
      // 地图内容区域
      Stack() {
        MapComponent({ mapOptions: this.mapOptions, mapCallback: this.callback })
          .width('100%')
          .height('100%');
      }
      .layoutWeight(1)
      .width('100%')

      // 底部导航
      BottomNavigation({ currentPage: 'ServicePage' })
    }
    .width('100%')
    .height('100%')
    .backgroundColor('#ffe7dede')
  }
}