FillOpacityClass

Rotation angle of point and text marks.

Fill opacity of the marks.

Default value: If undefined, the default opacity depends on mark config's fillOpacity property.

Opacity of the marks.

Default value: If undefined, the default opacity depends on mark config's opacity property.

Size of the mark.

• For "point", "square" and "circle", – the symbol size, or pixel area of the mark.
• For "bar" and "tick" – the bar and tick's size.
• For "text" – the text's font size.
• Size is unsupported for "line", "area", and "rect". (Use "trail" instead of line with varying size)

Stroke opacity of the marks.

Default value: If undefined, the default opacity depends on mark config's strokeOpacity property.

Stroke width of the marks.

Default value: If undefined, the default stroke width depends on mark config's strokeWidth property.

A FieldDef with Condition { condition: {value: ...}, field: ..., ... }