OptionalcolorOptionalcolorsCategorical palette in fixed order (default: the theme palette)
OptionalcurvatureBezier control offset 0-1 (default 0.5)
OptionaldescriptionAccessible name of the canvas
Optionaledge'curve' (cubic bezier, default) or 'polyline' (elbow; the radial layout always curves)
OptionalexpandClick / Enter / Space expand and collapse parents (default: true)
OptionalformatValue text of labels, tooltip, center and a11y (spec like '$,.0f', Intl options, or a function)
OptionalinitialLevels expanded at first (root = 0; default 2; -1 = all); collapsed per node wins
OptionallabelsDOM labels where they fit (default: true)
Optionallayout'orthogonal' (default) or 'radial' (root in the center, leaves on the rim)
OptionallineEdge width in CSS px (default 1.5)
OptionalorientOrthogonal direction root → leaves: left-right (default), right-left, top-bottom, bottom-top
OptionalpaddingPlot margins (CSS px)
OptionalrootName of the synthetic root above several roots (default: 'All' in the chart language)
OptionalsymbolNode symbol (default 'emptyCircle': hollow; collapsed parents are filled)
OptionalsymbolSymbol diameter in CSS px (default 7)
OptionaltitleOptionalvalueTooltip / table name of the values (default: 'Value' in the chart language)
'single'(default): one color;'group': palette by top-level branch