Title

The title text.

Mark definitions for custom title encoding.

A boolean flag indicating if the title element should respond to input events such as mouse hover. (Deprecated.)

A mark name property to apply to the title text mark. (Deprecated.)

A mark style property to apply to the title text mark. If not specified, a default style of "group-title" is applied. (Deprecated)

The subtitle text.

Horizontal text alignment for title text. One of "left", "center", or "right".

The anchor position for placing the title and subtitle text. One of "start", "middle", or "end". For example, with an orientation of top these anchor positions map to a left-, center-, or right-aligned title.

Angle in degrees of title and subtitle text.

A boolean flag indicating if ARIA attributes should be included (SVG output only). If false, the "aria-hidden" attribute will be set on the output SVG group, removing the title from the ARIA accessibility tree.

Default value: true

Vertical text baseline for title and subtitle text. One of "alphabetic" (default), "top", "middle", "bottom", "line-top", or "line-bottom". The "line-top" and "line-bottom" values operate similarly to "top" and "bottom", but are calculated relative to the lineHeight rather than fontSize alone.

Text color for title text.

Delta offset for title and subtitle text x-coordinate.

Delta offset for title and subtitle text y-coordinate.

Font name for title text.

Font size in pixels for title text.

Font style for title text.

Font weight for title text. This can be either a string (e.g "bold", "normal") or a number (100, 200, 300, ..., 900 where "normal" = 400 and "bold" = 700).

The reference frame for the anchor position, one of "bounds" (to anchor relative to the full bounding box) or "group" (to anchor relative to the group width or height).

The maximum allowed length in pixels of title and subtitle text.

Line height in pixels for multi-line title text or title text with "line-top" or "line-bottom" baseline.

The orthogonal offset in pixels by which to displace the title group from its position along the edge of the chart.

Default title orientation ("top", "bottom", "left", or "right")

Text color for subtitle text.

Font name for subtitle text.

Font size in pixels for subtitle text.

Font style for subtitle text.

Font weight for subtitle text. This can be either a string (e.g "bold", "normal") or a number (100, 200, 300, ..., 900 where "normal" = 400 and "bold" = 700).

Line height in pixels for multi-line subtitle text.

The padding in pixels between title and subtitle text.

The integer z-index indicating the layering of the title group relative to other axis, mark, and legend groups.

Default value: 0.