Vue TreeMap - tooltip

Selector: DxTooltip
Type:

Tooltip

arrowLength

Specifies the length of a tooltip's arrow in pixels.

Selector: arrow-length
Type:

Number

Default Value: 10

border

Configures a tooltip's border.

Selector: DxBorder
Type:

Object

color

Colors all tooltips.

Type:

String

Default Value: '#ffffff'

This property supports the following colors:

This property sets one color for all tooltips. You can specify a particular tooltip's color in the tooltip.customizeTooltip function.

container

Specifies the container in which to draw tooltips. The default container is the HTML DOM <body> element.

Type:

String

|

HTMLElement | jQuery

Default Value: undefined

contentTemplate

Specifies a custom template for a tooltip.

Selector: content-template
Type:

template

Template Data:
Name Type Description
valueText

String

The formatted value converted to a string.
value

Number

The raw node value.
node

TreeMap Node

The Node object.
Default Name: undefined

cornerRadius

Makes all the tooltip's corners rounded.

Selector: corner-radius
Type:

Number

Default Value: 0, 4 (Fluent, Material)

The following table demonstrates how the corner's curvature depends on the cornerRadius value:

cornerRadius Result
cornerRadius: 0 DevExtreme Chart: tooltip with cornerRadius set to 0
cornerRadius: 15 DevExtreme Chart: tooltip with cornerRadius set to 15
cornerRadius: 35 DevExtreme Chart: tooltip with cornerRadius set to 35

customizeTooltip

Allows you to change tooltip appearance.

Selector: customize-tooltip
Type:

Function

Function parameters:
info:

Object

Information on the node being pressed or hovered over with the mouse pointer.

Object structure:
Name Type Description
valueText

String

The formatted value converted to a string.
value

Number

The raw node value.
node

TreeMap Node

The Node object.
Return Value:

Object

The tooltip's text or markup and color.

Default Value: undefined

This property should be assigned a function that returns an object with the following fields:

Field name Description
text The tooltip's text.
html The HTML markup displayed in a tooltip.
The TreeMap evaluates the markup. Make sure that it does not contain malicious code. Refer to the following help topic for more information: Potentially Vulnerable API - customizeTooltip.
To use external resources (for example, images) in the markup, specify the size of the area they occupy beforehand.
color The tooltip's color.
fontColor The color of the tooltip's text.
borderColor The color of the tooltip's border.

enabled

Enables tooltips.

Type:

Boolean

Default Value: false

font

Specifies tooltips' font properties.

Selector: DxFont
Type:

Object

format

Formats a value before it is displayed it in a tooltip.

Selector: DxFormat
Type:

Format

Default Value: undefined

See the format section for information on accepted values.

See Also

opacity

Specifies tooltips' transparency.

Type:

Number

Default Value: undefined

This property accepts a value from 0 to 1, where 0 makes tooltips completely transparent, and 1 makes them opaque.

paddingLeftRight

Generates an empty space, measured in pixels, between a tooltip's left/right border and its text.

Selector: padding-left-right
Type:

Number

Default Value: 18

DevExtreme HTML5 JavaScript Funnel Tooltips Left-Right Padding

paddingTopBottom

Generates an empty space, measured in pixels, between a tooltip's top/bottom border and its text.

Selector: padding-top-bottom
Type:

Number

Default Value: 15

DevExtreme HTML5 JavaScript Funnel Tooltips Top-Bottom Padding

shadow

Configures a tooltip's shadow.

Selector: DxShadow
Type:

Object

zIndex

Specifies a tooltip's z-index.

Selector: z-index
Type:

Number

Default Value: undefined

If the UI component's container has the CSS z-index property specified, and tooltips are displayed incorrectly, configure their z-index using this property.