- chart-begin CONTEXT LINES? COUNT MIN-VALUE MAX-VALUEprocedure
Starts a chart block. If LINES? is #t, draw lines, otherwise columns. COUNT is the number of data points, MIN-VALUE and MAX-VALUE the extremes. Returns #t if the chart is visible.
Starts a chart block. If LINES? is #t, draw lines, otherwise columns. COUNT is the number of data points, MIN-VALUE and MAX-VALUE the extremes. Returns #t if the chart is visible.