label font

Specifies font options for constant line labels.

Type: Object

color

Specifies a color for constant line labels.

Type: String
Default Value: '#767676'

This option supports the following colors.

family

Specifies a font family for constant line labels.

Type: String
Default Value: ''Segoe UI', 'Helvetica Neue', 'Trebuchet MS', Verdana'

For details on acceptable values, refer to the Font family article.

opacity

Specifies how transparent constant line labels should be.

Type: Number
Default Value: undefined

This option accepts a value from 0 to 1, where 0 makes constant line labels completely transparent, and 1 makes them opaque.

size

Specifies a font size for constant line labels.

Type: Number|String
Default Value: 12

For details on acceptable values, refer to the Font size article.

weight

Specifies a font weight for constant line labels.

Type: Number
Default Value: 400