This chart is typically used to print project information or production schedules. It usually has a time-based x-axis and various resources plotted vertically on the y-axis.

chGantt schedule

Example

MAT„?15 2½4+¼6
chSet('Style' 'Boxed,values')('Head' 'Gantt Chart')('Yrange' 0 5)
chSet'Values' 'Cut' 'Mill' 'Grind' 'Polish'
chGantt(¼4),MAT[1 2 3 4;]
PG„chClose

It takes a 3-column matrix with Y values in col-1, X-Start/X-End in 2,3. The value labels may be drawn inside the bars or just above using vstyle 'ontop'. The bars are sized by default to accommodate the current value-label font. The ‘barwidth’ setting over-rides this.

See also ...
BarWidth – bar width for X-bar and Gantt
Barchart style