OptionalbandOptionalcurveOptionaldashCSS-px dash lengths [on, off] or [on, off, on, off] ([a] = [a, a]); empty = solid
OptionalmarkerOptionalnullsOptionalpiecesPiecewise colors: the stroke, area fill, markers and tooltip swatch take the color of the first piece containing the value (outside every piece: the series color), switching exactly where the drawn line crosses a bound
OptionalpiecesValue the pieces test: 'y' (default; area fills are banded by height) or 'x' (data x,
epoch ms on a time axis, or the sample index without x)
OptionalpointDeprecated alias of marker: { size }
Style fields of a
LineSeriesDescriptor.