HarmonyOS如何实现动态缩放动画

@Entry 
@Component 
struct AnimationPage { 
  @State message: string = 'Hello World fhlsfslfslfhklafhlaskhfkjsfhjksadfhlkjsafsafhkjsfhkljfhjksafhkjasfksfh'; 
  @State textY:number = 0 
  build() { 
    Row() { 
      Column() { 
        Text(this.message) 
          .fontSize(20) 
          .fontWeight(FontWeight.Bold) 
          .scale({x:1,y:this.textY}) 
          .animation({ 
            duration:2000, 
            curve: "linear" 
          }).id("text") 
 
        Button("点击动画展开").onClick((ele)=>{ 
          this.textY = 1 
        }).width(200).height(50) 
          .backgroundColor(Color.Pink).borderRadius(10) 
      } 
      .width('100%') 
    } 
    .height('100%') 
  } 
}