#donut

{
  "chartType": "donut",
  "dataset": [
    { "date": "2019", "profit": 10, "sales": 20 },
    { "date": "2020", "profit": 30, "sales": 60 },
    { "date": "2021", "profit": 30, "sales": 60 },
    { "date": "2022", "profit": 50, "sales": 100 },
    { "date": "2023", "profit": 40, "sales": 80 }
  ]
}

{
  "chartType": "donut",
  "measures": [
    {
      "id": "sales",
      "alias": "sales",
      "parentId": "sales-and-profit"
    },
    {
      "id": "profit",
      "alias": "利润",
      "parentId": "sales-and-profit"
    },
    {
      "id": "rateOfReturn",
      "alias": "回报率",
      "parentId": "ratio"
    }
  ],
  "dataset": [
    { "date": "2019", "profit": 10, "sales": 20, "rateOfReturn": 0.1 },
    { "date": "2020", "profit": 20, "sales": 40, "rateOfReturn": 0.2 },
    { "date": "2021", "profit": 30, "sales": 60, "rateOfReturn": 0.3 },
    { "date": "2022", "profit": 40, "sales": 80, "rateOfReturn": 0.4 },
    { "date": "2023", "profit": 50, "sales": 100, "rateOfReturn": 0.5 }
  ],
  "dimensions": [
    {
      "id": "date",
      "alias": "日期"
    }
  ]
}

{
  "chartType": "donut",
  "dimensions": [
    { "id": "category", "alias": "类别" },
    { "id": "date", "alias": "日期", "encoding": "column" },
    { "id": "region", "alias": "区域", "encoding": "row" }
  ],
  "measures": [
    { "id": "sales", "alias": "销售额", "parentId": "group-sales" },
    { "id": "profit", "alias": "利润" }
  ],
  "dataset": [
    { "date": "2019", "region": "east", "category": "Grocery", "profit": 10, "sales": 100 },
    { "date": "2019", "region": "east", "category": "Beverages", "profit": 30, "sales": 3200 },
    { "date": "2019", "region": "east", "category": "Dairy", "profit": 30, "sales": 300 },
    { "date": "2019", "region": "east", "category": "Household", "profit": 50, "sales": 2400 },
    { "date": "2019", "region": "east", "category": "Personal", "profit": 40, "sales": 500 },
    { "date": "2019", "region": "west", "category": "Grocery", "profit": 10, "sales": 100 },
    { "date": "2019", "region": "west", "category": "Beverages", "profit": 30, "sales": 3200 },
    { "date": "2019", "region": "west", "category": "Dairy", "profit": 30, "sales": 300 },
    { "date": "2019", "region": "west", "category": "Household", "profit": 50, "sales": 2400 },
    { "date": "2019", "region": "west", "category": "Personal", "profit": 40, "sales": 500 },

    { "date": "2020", "region": "east", "category": "Grocery", "profit": 10, "sales": 100 },
    { "date": "2020", "region": "east", "category": "Beverages", "profit": 30, "sales": 3200 },
    { "date": "2020", "region": "east", "category": "Dairy", "profit": 30, "sales": 300 },
    { "date": "2020", "region": "east", "category": "Household", "profit": 50, "sales": 2400 },
    { "date": "2020", "region": "east", "category": "Personal", "profit": 40, "sales": 500 },
    { "date": "2020", "region": "west", "category": "Grocery", "profit": 10, "sales": 100 },
    { "date": "2020", "region": "west", "category": "Beverages", "profit": 30, "sales": 3200 },
    { "date": "2020", "region": "west", "category": "Dairy", "profit": 30, "sales": 300 },
    { "date": "2020", "region": "west", "category": "Household", "profit": 50, "sales": 2400 },
    { "date": "2020", "region": "west", "category": "Personal", "profit": 40, "sales": 500 }
  ]
}