# Pie chart

## General

General data is required for all portlets.

[General configuration](https://help.novacuraflow.com/6.11/development/flow-portal-2/common-configuration#general)

## Listeners

The portlet can listen to the following commands:

* On Row Selection
* On Filter
* On Refresh

[Listeners configuration](https://help.novacuraflow.com/6.11/development/flow-portal-2/common-configuration#listeners)

## Data

### Data source

The portlet data source configuration enables the portlet to execute specified queries towards the chosen database connector to fetch data, or fetch data from a workflow.

* Database: uses a flow connector to retrieve data from a database
* Workflow: runs a workflow to retrieve data

[Data source configuration](https://help.novacuraflow.com/6.11/development/flow-portal-2/common-configuration#database-source)

[Workflow source configuration](https://help.novacuraflow.com/6.11/development/flow-portal-2/common-configuration#workflow-source)

### Presentation

* Name column: the category the chart is to be based on
* Value column: the data set which gives the proportional values of the chart
* Description column: the data label shown in the chart

<div align="left"><img src="https://543770944-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LtPTgZOYmpJka4jqs1v%2F-M0lmnRIkq7MAcSFZZwn%2F-M0lnQ4KrvLoVL7RqET2%2Fimage.png?alt=media&#x26;token=4fcca4a8-b1f4-409b-a0cc-562173414552" alt=""></div>

<div align="left"><img src="https://543770944-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LtPTgZOYmpJka4jqs1v%2F-M0lmnRIkq7MAcSFZZwn%2F-M0loGnXD4hO2vfhBvFm%2Fimage.png?alt=media&#x26;token=14802777-128f-4596-85b4-945036a0c3f8" alt=""></div>

## Style

Change the header text color and add a header stripe by configuring style.

[Style configuration](https://help.novacuraflow.com/6.11/development/flow-portal-2/common-configuration#style)