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Merge pull request #950 from chrisbra/msdos_colors

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Better algorightm, to get msdos colors
This commit is contained in:
Christian Brabandt 2016-01-27 20:46:03 +01:00
commit 82d1cab392
2 changed files with 60 additions and 4 deletions
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7
autoload/airline/highlighter.vim
View File

@ -9,12 +9,11 @@ let s:accents = {}
function! s:gui2cui(rgb, fallback)
if a:rgb == ''
return a:fallback
elseif match(a:rgb, 'NONE\|[fb]g')
elseif match(a:rgb, '^\%(NONE\|[fb]g\)$') > -1
return a:rgb
endif
let rgb = map(matchlist(a:rgb, '#\(..\)\(..\)\(..\)')[1:3], '0 + ("0x".v:val)')
let rgb = [rgb[0] > 127 ? 4 : 0, rgb[1] > 127 ? 2 : 0, rgb[2] > 127 ? 1 : 0]
return rgb[0]+rgb[1]+rgb[2]
let rgb = map(split(a:rgb[1:], '..\zs'), '0 + ("0x".v:val)')
return airline#msdos#round_msdos_colors(rgb)
endfunction
function! s:get_syn(group, what)

57
autoload/airline/msdos.vim Normal file
View File

@ -0,0 +1,57 @@
" MIT License. Copyright (c) 2013-2016 Bailey Ling.
" vim: et ts=2 sts=2 sw=2
" basic 16 msdos from MSDOS
" see output of color, should be
" 0 Black
" 1 DarkBlue
" 2 DarkGreen
" 3 DarkCyan
" 4 DarkRed
" 5 DarkMagenta
" 6 Brown
" 7 LightGray
" 8 DarkGray
" 9 Blue
" 10 Green
" 11 Cyan
" 12 Red
" 13 Magenta
" 14 Yellow
" 15 White
let s:basic16 = [
\ [ 0x00, 0x00, 0x00 ],
\ [ 0x00, 0x00, 0x80 ],
\ [ 0x00, 0x80, 0x00 ],
\ [ 0x00, 0x80, 0x80 ],
\ [ 0x80, 0x00, 0x00 ],
\ [ 0x80, 0x00, 0x80 ],
\ [ 0x80, 0x80, 0x00 ],
\ [ 0xC0, 0xC0, 0xC0 ],
\ [ 0x80, 0x80, 0x80 ],
\ [ 0x00, 0x00, 0xFF ],
\ [ 0x00, 0xFF, 0x00 ],
\ [ 0x00, 0xFF, 0xFF ],
\ [ 0xFF, 0x00, 0x00 ],
\ [ 0xFF, 0x00, 0xFF ],
\ [ 0xFF, 0xFF, 0x00 ],
\ [ 0xFF, 0xFF, 0xFF ]
\ ]
function! airline#msdos#round_msdos_colors(rgblist)
" Check for values from MSDOS 16 color terminal
let best = []
let min = 100000
let list = s:basic16
for value in list
let t = abs(value[0] - a:rgblist[0]) +
\ abs(value[1] - a:rgblist[1]) +
\ abs(value[2] - a:rgblist[2])
if min > t
let min = t
let best = value
endif
endfor
return index(s:basic16, best)
endfunction