文本计算

导入模块

import measure from '@ohos.measure'

measure.measureText

measureText(options: MeasureOptions): number

计算指定文本单行布局下的宽度。

系统能力： SystemCapability.ArkUI.ArkUI.Full

参数：

返回值：

示例：

import measure from '@ohos.measure'
@Entry
@Component
struct Index {
  @State message: string = 'Hello World'
  @State textWidth : number = measure.measureText({
    textContent: "Hello word",
    fontSize: '50px'
  })
  build() {
    Row() {
      Column() {
        Text("The width of 'Hello World': " + this.textWidth)
      }
      .width('100%')
    }
    .height('100%')
  }
}

MeasureOptions

被计算文本属性。

系统能力： SystemCapability.ArkUI.ArkUI.Full