ChartDirector 6.0 (Ruby Edition)
Axis.addZone
Usage
addZone(startValue, endValue, color)
Description
Adds a zone to the chart.
A zone is a range of values. For example, "10 to 20" is a zone. Typically, a zones are used to classify data ranges. For example, you may classify 0 - 60 as the normal zone, 60 - 90 as the warning zone, and 90 - 100 as the critical zone.
A zone based on a horizontal axis will be drawn as a vertical band. A zone based on a vertical axis will be drawn as a horizontal band. Zones are always drawn at the back of the plot area.
Arguments
Argument | Default | Description |
startValue | (Mandatory) | The start value (the lower bound) for the zone. |
endValue | (Mandatory) | The end value (the upper bound) for the zone. |
color | (Mandatory) | The color of the zone. |
Return Value
None
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