property Chart.MinUnitWidth as Long
Specifies the minimum value for Chart.UnitWidth property while enlarge or zoom-in/zoom-out operation is performed.

TypeDescription
Long A long expression that indicates the minimum value in pixels, for the Chart's UnitWidth property when resizing or enlarging the chart is performed.
By default, the MinUnitWidth property is 12 pixels. The MinUnitWidth property has effect only if the AllowResizeChart property is not-zero. The MinUnitWidth property should be greater than 0. The MinUnitWidth property indicates the minimum value for the UnitWidth property when resizing/enlarging is performed. The MaxUnitWidth property indicates the maximum value for the UnitWidth property when resizing/enlarging is performed. For instance, when zoom-in or zoom-out if the chart's UnitWidth property reaches the MinUnitWidth property the chart's UnitScale property is changed to next time-scale available ( AllowResizeChart property includes the exAllowChangeUnitScale ).