NAME

MgetNrLegendEntries - get the number of legend entries

SYNOPSIS

#include "csf.h"

size_t MgetNrLegendEntries(MAP *m);

PARAMETERS

MAP *m
the map pointer

DESCRIPTION

MgetNrLegendEntries tries to find a version 2 or version 1 legend. The return number can be used to allocate the appropriate array for legend.

RETURNS

the number of entries in a legend plus 1 (for the name of the legend) or 0 if there is no legend

SEE ALSO

MgetLegend , MputLegend