openHarmony arkTs 表格中过长文字的滚动显示，类似LED屏的滚动显示效果

 Text(item.state)
                  .offset({
                    x: this.offsetX
                  })
                  .commonTdTextStyle()
                  .fontColor(GetColor(index))
                  .width(200)
                  .onAppear(() => {
                    animateTo({
                      duration: 5000,
                      curve: Curve.Linear,
                      delay: 500,
                      iterations: -1, // 设置-1表示动画无限循环
                      playMode: PlayMode.Alternate,
                      onFinish: () => {

                      }
                    }, () => {
                      this.offsetX = -200
                    })
                  })