NhlIsAllocatedColor

The Fortran name of this function is NhlFIsAllocatedColor.

This boolean function return True if a color has been assigned to a particular HLU color index, and False otherwise.

C Synopsis

#include <ncarg/hlu/hlu.h>
#include <hfile for Workstation class object>

NhlBoolean NhlIsAllocatedColor(
	        int	workid,
		int	ci
		)

Fortran Synopsis

       subroutine NhlFIsAllocatedColor(workid, ci, isalloc)
       integer workid, ci, isalloc

Arguments

workid (input): Integer identifier of an instance of a Workstation class object
ci (input): Integer color index in the range 0 through 255.
isalloc (output, Fortran only): A flag indicating whether or not a color has been assigned to a particular HLU color index.

Description

This boolean function returns True if the HLU color index is currently allocated for the specified Workstation object. Otherwise it returns False.

Return Values