How to use the react-native-progress.CircleSnail function in react-native-progress

{
                    itemData.isImage
                        ?
                        {
                                this.setState({
                                    isFullImage: !this.state.isFullImage,
                                })
                            }}>

                            this._onProgress(e.nativeEvent.loaded,e.nativeEvent.total)}
                            />

                        

                        : null

                }

return dataSource.map((item, i) => {
        console.log(item);
        return (
            {
                                      navigate('WelfarePicture',{
                                            title:'图片详情',
                                            url:item.largeUrl,
                                            isVisible:true
                                        });
                                  }}
            >
                <img style="{{">
            
        );
    }, this);
};

function renderLogo(item: AppMetadata) {
  if (item.package) {
    return h(Image, {
      source: {
        uri: `http://localhost:8182/icon/${item.package}.png`,
      },
      style: styles.logo,
    });
  } else {
    return h(Progress.CircleSnail, {
      indeterminate: true,
      size: 40,
      color: palette.mainGreen,
    });
  }
}

h(View, { style: styles.appDetails }, [
                renderTitle(item),
                renderSubtitle(item),
              ]),
            ]),
          ]);
        },
      });
    } else {
      return placeholder;
    }
  }
}

const beforeReady = h(View, { style: styles.container }, [
  h(Progress.CircleSnail, {
    style: styles.beforeReadySpinner,
    indeterminate: true,
    size: 100,
    color: palette.mainGreen,
  }),
  h(Text, { style: styles.info }, "Starting up..."),
]);

function renderWhenReady(state: State) {
  return h(View, { style: styles.container }, [
    h(AppList, { selector: "appList", apps: state.apps }),
    h(ActionButton, {
      selector: "addApp",
      buttonColor: "rgb(25, 158, 51)",
    }),
  ]);