SMART datagrid v.1 > Classes > SparkWinLossRenderer
The height which will be taken up by the area below Base Value among the height of data cell.
It is specified by the value between 0 and 1.
Defaults to 0.4.
column.setRenderer({
type: "sparkWinLoss",
belowHeight: 0.45,
belowColor: "#ffff0000",
baseValue: 2
});