We need to allow consumers to change colors in a plot. A wafer map may represent more than 50 types of defects and sometimes there is not enough distinctive colors to depict them in a plot. Consumers need a way to change the coloring so that they can better focus on defect(s). When they change the coloring, it does not have to be saved in the DXP; only for there own consumption.
Of course it is necessary.
particular for color blind people and huge color panel