Sparkline

A sparkline is a minimalist chart designed to show trends or patterns in data at a glance.

In Heisenware, the Sparkline widget includes 7 different chart types.

Settings

The Sparkline widget has 3 settings tabs: Widget Settings, Tooltip and Styling.

Widget Settings

The fields displayed in the chart can be changed in the Widget Settings tab.

The Argument Key is the X-axis of the sparkline, and the Value Key is the Y-axis.

In this tab there are also options to set a maximum and minimum value to display, and to ignore empty data points.

Styling

All the visual customization options are in the Styling tab.

Type

The options include selecting one of the following chart types:

• Area

• Bar

• Line

• Spline

• Spline Area

• Step Line

• Line

• Win-Loss Bar

All types of sparkline

Color settings

• Apply customized colors: applies all color settings.

• Color in first and last entry: adds a point marker at the first and last entry.

• Color in min and max entry: adds a point marker at the maximum and minimum values in the chart.

• Color of Maximum / Color of Minimum: select the border color of the minimum and maximum value respectively.

• Point Color: sets the color of all the point markers

Example: a sparkline with customized point markers and the settings used to produce it:

A sparkline with the first, last, minimum and maximum entries marked with points

The Styling settings that produce the sparkline above

Custom colors are not visible in Build Mode.

Tooltip

Differently from other widgets, the sparkline has a very customizable tooltip.

You can change the border color, opacity, width and dash style as well as the font family of the text and the shape of the tooltip.