SRGraph::RollGroup

void SRGraph::RollGroup(int nGroup, double dValue, BOOL bDirection)

Rolls all indices in a group by 1 place in the specified direction

Defined in: SRGraph.cpp

Parameters

nGroup

Group to roll

dValue

Value to place in the new index

bDirection

If FALSE, the group rolls toward the low indices. If TRUE, the group rolls toward the high indices.

Remarks

Used to scroll data for "performance indicator" style charts. As data is scrolled, an empty place is created at one or other end of the group list. The value provided is placed in the empty index.