JavaScript/jQuery PieChart API

The PieChart is a widget that visualizes data as a circle divided into sectors that each represents a portion of the whole.

import PieChart from "devextreme/viz/pie_chart"

Type:

Object

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Configuration

An object that defines configuration options for the PieChart widget.

Name	Description
adaptiveLayout	Specifies adaptive layout options.
animation	Specifies animation options.
commonSeriesSettings	An object defining the configuration options that are common for all series of the PieChart widget.
customizeLabel	Customizes the appearance of an individual point label.
customizePoint	Customizes the appearance of an individual series point.
dataSource	Binds the widget to data.
diameter	Specifies the diameter of the pie.
disabled	Specifies whether the widget responds to the user interaction.
elementAttr	Specifies the attributes to be attached to the widget's root element.
export	Configures the exporting and printing features.
innerRadius	Specifies the fraction of the inner radius relative to the total radius in the series of the 'doughnut' type. The value should be between 0 and 1.
legend	Specifies PieChart legend options.
loadingIndicator	Configures the loading indicator.
margin	Generates space around the widget.
minDiameter	Specifies the minimum diameter of the pie.
onDisposing	A function that is executed before the widget is disposed of.
onDone	A function that is executed when all series are ready.
onDrawn	A function that is executed when the widget's rendering has finished.
onExported	A function that is executed after the widget is exported.
onExporting	A function that is executed before the widget is exported.
onFileSaving	A function that is executed before a file with exported widget is saved to the user's local storage.
onIncidentOccurred	A function that is executed when an error or warning occurs.
onInitialized	A function used in JavaScript frameworks to save the widget instance.
onLegendClick	A function that is executed when a legend item is clicked or tapped.
onOptionChanged	A function that is executed after a widget option is changed.
onPointClick	A function that is executed when a series point is clicked or tapped.
onPointHoverChanged	A function that is executed after the pointer enters or leaves a series point.
onPointSelectionChanged	A function that is executed when a series point is selected or selection is canceled.
onTooltipHidden	A function that is executed when a tooltip becomes hidden.
onTooltipShown	A function that is executed when a tooltip appears.
palette	Sets the palette to be used to colorize series and their elements.
paletteExtensionMode	Specifies what to do with colors in the palette when their number is less than the number of series (in the Chart widget) or points in a series (in the PieChart widget).
pathModified	Notifies the widget that it is embedded into an HTML page that uses a tag modifying the path.
pointSelectionMode	Specifies whether a single point or multiple points can be selected in the chart.
redrawOnResize	Specifies whether to redraw the widget when the size of the parent browser window changes or a mobile device rotates.
resolveLabelOverlapping	Specifies how a chart must behave when point labels overlap.
rtlEnabled	Switches the widget to a right-to-left representation.
segmentsDirection	Specifies the direction that the pie chart segments will occupy.
series	Specifies options for the series of the PieChart widget.
seriesTemplate	Defines options for the series template.
size	Specifies the widget's size in pixels.
sizeGroup	Allows you to display several adjoining pies in the same size.
startAngle	Specifies the angle in arc degrees from which the first segment of a pie chart should start.
theme	Sets the name of the theme the widget uses.
title	Configures the widget's title.
tooltip	Configures tooltips.
type	Specifies the type of the pie chart series.

Methods

This section describes methods that control the PieChart widget.

Name	Description
beginUpdate()	Prevents the widget from refreshing until the endUpdate() method is called.
clearSelection()	Deselects the chart's selected series. The series is displayed in an initial style.
dispose()	Disposes of all the resources allocated to the PieChart instance.
element()	Gets the root widget element.
endUpdate()	Refreshes the widget after a call of the beginUpdate() method.
exportTo(fileName, format)	Exports the widget.
getAllSeries()	Gets all the series.
getDataSource()	Gets the DataSource instance.
getInstance(element)	Gets the instance of a widget found using its DOM node.
getSeriesByName(seriesName)	Gets a series with a specific name.
getSeriesByPos(seriesIndex)	Gets a series with a specific index.
getSize()	Gets the current widget size.
hideLoadingIndicator()	Hides the loading indicator.
hideTooltip()	Hides all widget tooltips.
instance()	Gets the widget's instance. Use it to access other methods of the widget.
off(eventName)	Detaches all event handlers from a single event.
off(eventName, eventHandler)	Detaches a particular event handler from a single event.
on(eventName, eventHandler)	Subscribes to an event.
on(events)	Subscribes to events.
option()	Gets all widget options.
option(optionName)	Gets the value of a single option.
option(optionName, optionValue)	Updates the value of a single option.
option(options)	Updates the values of several options.
print()	Opens the browser's print window.
refresh()	Reloads data and repaints the widget.
render()	Redraws the widget.
render(renderOptions)	Redraws the widget.
showLoadingIndicator()	Shows the loading indicator.
svg()	Gets the widget's SVG markup.

Events

This section describes events fired by this widget.

Name	Description
disposing	Raised before the widget is disposed of.
done	Raised when all series are ready.
drawn	Raised when the widget's rendering has finished.
exported	Raised after the widget is exported.
exporting	Raised before the widget is exported.
fileSaving	Raised before a file with exported widget is saved to the user's local storage.
incidentOccurred	Raised when an error or warning occurs.
initialized	Raised only once, after the widget is initialized.
legendClick	Raised when a legend item is clicked or tapped.
optionChanged	Raised after a widget option is changed.
pointClick	Raised when a series point is clicked or tapped.
pointHoverChanged	Raised after the pointer enters or leaves a series point.
pointSelectionChanged	Raised when a series point is selected or selection is canceled.
tooltipHidden	Raised when a tooltip becomes hidden.
tooltipShown	Raised when a tooltip appears.