coyote: COLORSAREIDENTICAL

Description
Returns a 1 if the two input colors refer to the same color, otherwise returns a 0.
Categories
Graphics Utility
Params
color_1: in, required, type=string/integer/long
     The first color to compare for "equality".
color_2: in, required, type=string/integer/long
     The second color to compare for "equality".
Keywords
None.
Examples
Used to compare if two different colors are the same color::
   IDL> Print, ColorsAreIdentical('white', cgColor('white'))
   IDL> Print, ColorsAreIdentical(252, !P.Color)
   IDL> Print, ColorsAreIdentical('white', '255')
Author
FANNING SOFTWARE CONSULTING::
    David W. Fanning 
    1645 Sheely Drive
    Fort Collins, CO 80526 USA
    Phone: 970-221-0438
    E-mail: david@idlcoyote.com
    Coyote's Guide to IDL Programming: http://www.idlcoyote.com
History
Change History::
   Written, 24 December 2010. DWF.
   Fixed a typo when first color is INTEGER and second color is STRING. 3 Jan 2011. DWF.
   Added error handling for out of bounds color values. 25 May 2011. DWF.
Copyright
Copyright (c) 2010, Fanning Software Consulting, Inc.