color/
vis_color.pro
includes main-level programtop vis_color
result = vis_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, vis_color('black')
0 0 0
IDL> print, vis_color('slateblue')
106 90 205
IDL> c = vis_color('slateblue', /index)
IDL> print, c, c, format='(I, Z)'
13458026 CD5A6A
IDL> print, vis_color(['blue', 'red', 'yellow'])
0 255 255
0 0 255
255 0 0
IDL> print, vis_color(/names)
aliceblue antiquewhite aqua aquamarine azure beige ...
IDL> .run vis_color
Other attributes
- Uses:
File attributes
| Modification date: | Mon Feb 7 11:58:19 2011 |
| Lines: | 128 |
| Docformat: | rst rst |