OptionaldownFill and outline of the down bars. By default, a dk1 75%/25% fill and a 0.75pt tx1
65%/35% outline.
OptionalgapSpace between the bars, as a percentage of the bar width (0-500).
OptionalupFill and outline of the up bars. By default, an lt1 fill and a 0.75pt tx1 65%/35%
outline.
Bars between the first and last series in each category of a line or candlestick plot. A bar is an up bar when the last series' value is higher than the first's, and a down bar otherwise.