Function getShapeData

src/common/shape.ts:147–165

* 获取形状数据

()

   * 获取形状数据
   */
  protected getShapeData(): ShapeData {
    const { shape } = this.options
    const defaultShapeData: ShapeData = { type: 'circle' }

    if (!shape) {
      return defaultShapeData
    }

    if (isArray(shape)) {
      const length = (shape as ShapeType[]).length
      if (length) {
        const value = (shape as ShapeType[])[Math.floor(Math.random() * length)]
        return generateShapeData(value)
      }
      return defaultShapeData
    }

    return generateShapeData(shape as ShapeType)
  }

  /**
   * 绘制形状