> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xpertai.cn/llms.txt
> Use this file to discover all available pages before exploring further.

# Pie Chart

Pie charts are circles divided into multiple regions or slices. Each slice represents a count or percentage of observations for one level of a variable.

## Pie Chart

Pie charts require one primary dimension and one measure.

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/pie-attributes.png" alt="Small" />

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/pie.png" alt="Small Shadow" />

### Doughnut Chart

By selecting the pie chart's variant property, you can set the chart effect to a doughnut chart.

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/doughnut.png" alt="Small Shadow" />

### Nightingale Chart

By selecting the pie chart's variant property, you can set the chart effect to a Nightingale chart.

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/nightingale.png" alt="Small Shadow" />

## Trellis

Like other charts, pie charts can also display as multiple chart grids by setting a trellis dimension.

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/trellis.png" alt="Middle Shadow" />

As shown below, by adding a calendar dimension and setting its role to **Trellis**.

<img src="https://mintlify.s3.us-west-1.amazonaws.com/xpertai/en/bi/widget/analysis-card/trellis-chart-annotation.png" alt="Small" />

## Chart Properties

Detailed chart property list:

| Name                  | Description                      | Details |
| --------------------- | -------------------------------- | ------- |
| Series Properties     | series properties                |         |
| Tooltip               | Tooltip properties               |         |
| Legend                | Legend properties                |         |
| Global Color          | Global color properties          |         |
| Auxiliary Enhancement | Auxiliary enhancement properties |         |

## 示例

<iframe src="https://app.xpertai.cn/public/story/point/01bf76c0-d2c8-480f-9101-dba7049df1dc" width="100%" height="1500px" frameBorder="0" scrolling="no" allowFullScreen />