PGPLOT Module: PGQCOL -- inquire color capability


SUBROUTINE PGQCOL (CI1, CI2)
INTEGER CI1, CI2

Query the range of color indices available on the current device.


Arguments
CI1 (output) : the minimum available color index. This will be
either 0 if the device can write in the
background color, or 1 if not.
CI2 (output) : the maximum available color index. This will be
1 if the device has no color capability, or a
larger number (e.g., 3, 7, 15, 255).