HarmonyOS 显示动画是否可以暂停或者取消再重新设置动画 ？

@Entry  
@Component  
struct Page240119142354017 {  
  @State message: string = ‘Hello World’;  
  @State opacityValue: number = 1  
  
  build() {  
    Row() {  
      Column() {  
        Text(this.message)  
          .fontSize(50)  
          .fontWeight(FontWeight.Bold)  
          .opacity(this.opacityValue)  
        Button('开始动画').onClick(() => {  
          animateTo({ duration: 1000, iterations: -1, playMode: PlayMode.AlternateReverse }, () => {  
            this.opacityValue = 0  
          })  
        })  
        Button('结束动画').onClick(() => {  
          animateTo({  
            duration: 0, iterations: 1, onFinish: () => {  
              this.opacityValue = 1  
            }  
          }, () => {  
            this.opacityValue = 0.9  
          })  
        })  
      }  
      .width('100%')  
    }  
    .height('100%')  
  }  
}