vis/color/

mg_color.pro

includes main-level program

Routines

top mg_color

result = mg_color(colorname [, /names] [, /index] [, /xkcd] [, /crayons])

Get an RGB color value for the specified color name. The available colors are:

Return value

Returns a triple as a bytarr(3) or bytarr(3, n) by default if a single color name or n color names are given. Returns a decomposed color index as a long or lonarr(n) if INDEX keyword is set.

Returns a string array for the names if NAMES keyword is set.

Parameters

colorname in required type=string/strarr

case-insensitive name(s) of the color; note that both "grey" and "gray" are accepted in all names that incorporate them

Keywords

names in optional type=boolean: set to return a string of color names
index in optional type=boolean: set to return a long integer with the RGB decomposed into it
xkcd in optional type=boolean: set to use xkcd color survey color names instead of the HTML color names (see xkcd color survey)
crayons in optional type=boolean: set to use crayon color names instead of the HTML color names

Examples

For example:

  IDL> print, mg_color('black')
     0   0   0
  IDL> print, mg_color('slateblue')
   106  90 205
  IDL> c = mg_color('slateblue', /index)
  IDL> print, c, c, format='(I, Z)'
      13458026      CD5A6A
  IDL> print, mg_color(['blue', 'red', 'yellow'])
     0 255 255
     0   0 255
   255   0   0
  IDL> print, mg_color(/names)
  aliceblue antiquewhite aqua aquamarine azure beige ...

These commands are in the main-level example program:

  IDL> .run mg_color

Other attributes

Uses:

mg_src_root, mg_index2rgb

File attributes

Modification date:	Wed May 14 15:07:15 2014
Lines:	54
Docformat:	rst rst

Personal library of Michael Galloy
Contact me if you have enhancement requests or bug fixes.

mglib

Personal IDL library for M. Galloy