OptionaldropVertical lines from each point down to the category axis. When absent, there are none. An
empty style ({}) draws them with the default, 0.75pt tx1 35%/65%.
OptionalgapDepth of the gap between rows of series in a 3D line chart, as a percentage of the bar width (0-500).
OptionalhighLines from the highest to the lowest value in each category. When absent, there are none. An
empty style ({}) draws them with the default, 0.75pt tx1 75%/25%.
OptionalshowWhether the plot's series show markers by default. Excel sets this from the chart subtype ("Line" or "Line with Markers"). A series' own ChartSeries.marker decides what's actually drawn.
The kind of settings. These settings apply to a line plot.
OptionalupBars between the first and last series in each category. When absent, there are none.
Settings for line plots.