Where and how to measure one bar; CSS pixels in the plotting area.
Position of the bar's centre across its width.
Positions of the bar's two ends along its length.
The bar's column: the most it can be wide.
The series' stroke width, drawn around the fill.
Whether the bars lie along the x axis (ori: 1).
ori: 1
Where and how to measure one bar; CSS pixels in the plotting area.