ZoomCharts Documentation
Version: 1.21.17 (2026-06-01)
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PieChart.settings.slice.hoverStyle.label

This section is defined by the type BaseSettingsLabelGroupLabelStyle.

Gets or sets the style of the external label. Use label.text to specify the text that will be displayed.

Properties

align: "center" | "right" | "left"
Default value: "left"

Text alignment.

angle: number

The angle at which the label are rotated

aspectRatio: number

Ratio between label sizes in different dimensions

backgroundStyle: BaseSettingsBackgroundStyle
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Background style including fill color.

borderRadius: number

Radius of item border. Similar to CSS border radius property. Zero radius will show a rectangle

drawOrder: number

Controls the order the label is drawn in if the label supports configurable draw order. Lower numbers are always drawn before later numbers, and any non-zero drawOrder is always drawn after other chart elements. Note this cannot force drawing order to change beyond the boundaries of things like rendering clips.

extra: any

Extra data associated with the label

forceNoWrap: boolean
image: string

Label image.

imageSlicing: [number, number, number, number]

Slicing to use tiled images. Array of 4 values: [left, top, width, height]

lineSpacing: number
Default value: 0.2

Vertical space between the lines of text. In multiples of text line height.

margin: number

Margin around label text

maxWidth: number

Maximum width of the label.

minNonEllipsisWidth: number

The minimum space, in pixels, that a label must display before shortening the label with ellipsis is considered.

multiLabelOrder: number
overlapStrategy: "none" | "skip" | "moveup" | "movedown" | "movevertical"

Specifies how the label handles overlap if the label supports configurable overlap strategy.

Valid values:
  • none - Ignore overlap and draw anyways
  • skip - Don't draw if it overlaps a previously drawn label
  • moveup - Move the label upwards until it no longer overlaps other labels.
  • movedown - Move the label downwards until it no longer overlaps other labels.
  • movevertical - Move the label either upwards or downwards to avoid overlap, depending on whichever direction moves the label less
padding: number

Padding between item content and item border.

text: string

Label text.

textStyle: BaseSettingsTextStyle
Inherited from: BaseSettingsLabelStyle
View section details

Text style including fill color and font.

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