JavaScript/jQuery Sparkline API
The Sparkline UI component is a compact chart that contains only one series. Owing to their size, sparklines occupy very little space and can be easily collected in a table or embedded straight in text.
See Also
- Set Up DevExtreme: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
- Configure a Widget: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Configuration
| Name | Description |
|---|---|
| argumentField |
Specifies the data source field that provides arguments for a sparkline. |
| barNegativeColor |
Sets a color for the bars indicating negative values. Available for a sparkline of the bar type only. |
| barPositiveColor |
Sets a color for the bars indicating positive values. Available for a sparkline of the bar type only. |
| dataSource |
Binds the UI component to data. |
| disabled |
Specifies whether the UI component responds to user interaction. |
| elementAttr |
Specifies the global attributes to be attached to the UI component's container element. |
| firstLastColor |
Sets a color for the boundary of both the first and last points on a sparkline. |
| ignoreEmptyPoints |
Specifies whether the sparkline should ignore null data points. |
| lineColor |
Sets a color for a line on a sparkline. Available for the sparklines of the line- and area-like types. |
| lineWidth |
Specifies a width for a line on a sparkline. Available for the sparklines of the line- and area-like types. |
| lossColor |
Sets a color for the bars indicating the values that are less than the winloss threshold. Available for a sparkline of the winloss type only. |
| margin |
Generates space around the UI component. |
| maxColor |
Sets a color for the boundary of the maximum point on a sparkline. |
| maxValue |
Specifies the maximum value of the sparkline's value axis. |
| minColor |
Sets a color for the boundary of the minimum point on a sparkline. |
| minValue |
Specifies the minimum value of the sparkline value axis. |
| onDisposing |
A function that is executed before the UI component is disposed of. |
| onDrawn |
A function that is executed when the UI component's rendering has finished. |
| onExported |
A function that is executed after the UI component is exported. |
| onExporting |
A function that is executed before the UI component is exported. |
| onFileSaving |
A function that is executed before a file with exported UI component 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 UI component instance. |
| onOptionChanged |
A function that is executed after a UI component property is changed. |
| onTooltipHidden |
A function that is executed when a tooltip becomes hidden. |
| onTooltipShown |
A function that is executed when a tooltip appears. |
| pathModified |
Notifies the UI component that it is embedded into an HTML page that uses a tag modifying the path. |
| pointColor |
Sets a color for points on a sparkline. Available for the sparklines of the line- and area-like types. |
| pointSize |
Specifies the diameter of sparkline points in pixels. Available for the sparklines of line- and area-like types. |
| pointSymbol |
Specifies a symbol to use as a point marker on a sparkline. Available for the sparklines of the line- and area-like types. |
| rtlEnabled |
Switches the UI component to a right-to-left representation. |
| showFirstLast |
Specifies whether or not to indicate both the first and last values on a sparkline. |
| showMinMax |
Specifies whether or not to indicate both the minimum and maximum values on a sparkline. |
| size |
Specifies the UI component's size in pixels. |
| theme |
Sets the name of the theme the UI component uses. |
| tooltip |
Configures the tooltip. |
| type |
Determines the type of a sparkline. |
| valueField |
Specifies the data source field that provides values for a sparkline. |
| winColor |
Sets a color for the bars indicating the values greater than a winloss threshold. Available for a sparkline of the winloss type only. |
| winlossThreshold |
Specifies a value that serves as a threshold for the sparkline of the winloss type. |
See Also
- Configure a Widget: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Methods
This section describes the methods that can be used in code to manipulate objects related to the Bullet UI component.
| Name | Description |
|---|---|
| beginUpdate() |
Prevents the UI component from refreshing until the endUpdate() method is called. |
| dispose() |
Disposes of all the resources allocated to the Sparkline instance. |
| element() |
Gets the root UI component element. |
| endUpdate() |
Refreshes the UI component after a call of the beginUpdate() method. |
| exportTo(fileName, format) |
Exports the UI component. |
| getDataSource() |
Gets the DataSource instance. |
| getInstance(element) |
Gets the instance of a UI component found using its DOM node. |
| getSize() |
Gets the current UI component size. |
| instance() |
Gets the UI component's instance. Use it to access other methods of the UI component. |
| 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 UI component properties. |
| option(optionName) |
Gets the value of a single property. |
| option(optionName, optionValue) |
Updates the value of a single property. |
| option(options) |
Updates the values of several properties. |
| print() |
Opens the browser's print window. |
| render() |
Redraws the UI component. |
| resetOption(optionName) |
Resets an property to its default value. |
| svg() |
Gets the UI component's SVG markup. |
See Also
- Call Methods: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core
Events
| Name | Description |
|---|---|
| disposing |
Raised before the UI component is disposed of. |
| drawn |
Raised when the UI component's rendering has finished. |
| exported |
Raised after the UI component is exported. |
| exporting |
Raised before the UI component is exported. |
| fileSaving |
Raised before a file with exported UI component is saved to the user's local storage. |
| incidentOccurred |
Raised when an error or warning occurs. |
| initialized |
Raised only once, after the UI component is initialized. |
| optionChanged |
Raised after a UI component property is changed. |
| tooltipHidden |
Raised when a tooltip becomes hidden. |
| tooltipShown |
Raised when a tooltip appears. |
See Also
- Handle Events: Angular | Vue | React | jQuery | AngularJS | Knockout | ASP.NET MVC 5 | ASP.NET Core