# coyote: COLORSAREIDENTICAL

- coyote/Graphics
- [Source code]

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.