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nix-config/.config/nvim/colors/wasabi256.vim
Dave Gallant 8cffc0e4ae Switch vim colorscheme to gruvbox (#23)
2020-07-15 09:28:34 -04:00

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" Vim color file
" Maintainer: Thomas Duerr (thomduerr at gmail dot com)
" Last Change: June 06 2011
"
" wasabi256.vim - a modified version of Wombat256 by Lars Nielsen.
" The algorithm for approximating the GUI colors with the xterm palette
" is from desert256.vim by Henry So Jr.
"
set background=dark
set cursorline
if version > 580
hi clear
if exists("syntax_on")
syntax reset
endif
endif
let g:colors_name = "wasabi256"
if !has("gui_running") && &t_Co != 88 && &t_Co != 256
finish
endif
" functions {{{
" returns an approximate grey index for the given grey level
fun <SID>grey_number(x)
if &t_Co == 88
if a:x < 23
return 0
elseif a:x < 69
return 1
elseif a:x < 103
return 2
elseif a:x < 127
return 3
elseif a:x < 150
return 4
elseif a:x < 173
return 5
elseif a:x < 196
return 6
elseif a:x < 219
return 7
elseif a:x < 243
return 8
else
return 9
endif
else
if a:x < 14
return 0
else
let l:n = (a:x - 8) / 10
let l:m = (a:x - 8) % 10
if l:m < 5
return l:n
else
return l:n + 1
endif
endif
endif
endfun
" returns the actual grey level represented by the grey index
fun <SID>grey_level(n)
if &t_Co == 88
if a:n == 0
return 0
elseif a:n == 1
return 46
elseif a:n == 2
return 92
elseif a:n == 3
return 115
elseif a:n == 4
return 139
elseif a:n == 5
return 162
elseif a:n == 6
return 185
elseif a:n == 7
return 208
elseif a:n == 8
return 231
else
return 255
endif
else
if a:n == 0
return 0
else
return 8 + (a:n * 10)
endif
endif
endfun
" returns the palette index for the given grey index
fun <SID>grey_color(n)
if &t_Co == 88
if a:n == 0
return 16
elseif a:n == 9
return 79
else
return 79 + a:n
endif
else
if a:n == 0
return 16
elseif a:n == 25
return 231
else
return 231 + a:n
endif
endif
endfun
" returns an approximate color index for the given color level
fun <SID>rgb_number(x)
if &t_Co == 88
if a:x < 69
return 0
elseif a:x < 172
return 1
elseif a:x < 230
return 2
else
return 3
endif
else
if a:x < 75
return 0
else
let l:n = (a:x - 55) / 40
let l:m = (a:x - 55) % 40
if l:m < 20
return l:n
else
return l:n + 1
endif
endif
endif
endfun
" returns the actual color level for the given color index
fun <SID>rgb_level(n)
if &t_Co == 88
if a:n == 0
return 0
elseif a:n == 1
return 139
elseif a:n == 2
return 205
else
return 255
endif
else
if a:n == 0
return 0
else
return 55 + (a:n * 40)
endif
endif
endfun
" returns the palette index for the given R/G/B color indices
fun <SID>rgb_color(x, y, z)
if &t_Co == 88
return 16 + (a:x * 16) + (a:y * 4) + a:z
else
return 16 + (a:x * 36) + (a:y * 6) + a:z
endif
endfun
" returns the palette index to approximate the given R/G/B color levels
fun <SID>color(r, g, b)
" get the closest grey
let l:gx = <SID>grey_number(a:r)
let l:gy = <SID>grey_number(a:g)
let l:gz = <SID>grey_number(a:b)
" get the closest color
let l:x = <SID>rgb_number(a:r)
let l:y = <SID>rgb_number(a:g)
let l:z = <SID>rgb_number(a:b)
if l:gx == l:gy && l:gy == l:gz
" there are two possibilities
let l:dgr = <SID>grey_level(l:gx) - a:r
let l:dgg = <SID>grey_level(l:gy) - a:g
let l:dgb = <SID>grey_level(l:gz) - a:b
let l:dgrey = (l:dgr * l:dgr) + (l:dgg * l:dgg) + (l:dgb * l:dgb)
let l:dr = <SID>rgb_level(l:gx) - a:r
let l:dg = <SID>rgb_level(l:gy) - a:g
let l:db = <SID>rgb_level(l:gz) - a:b
let l:drgb = (l:dr * l:dr) + (l:dg * l:dg) + (l:db * l:db)
if l:dgrey < l:drgb
" use the grey
return <SID>grey_color(l:gx)
else
" use the color
return <SID>rgb_color(l:x, l:y, l:z)
endif
else
" only one possibility
return <SID>rgb_color(l:x, l:y, l:z)
endif
endfun
" returns the palette index to approximate the 'rrggbb' hex string
fun <SID>rgb(rgb)
let l:r = ("0x" . strpart(a:rgb, 0, 2)) + 0
let l:g = ("0x" . strpart(a:rgb, 2, 2)) + 0
let l:b = ("0x" . strpart(a:rgb, 4, 2)) + 0
return <SID>color(l:r, l:g, l:b)
endfun
" sets the highlighting for the given group
fun <SID>X(group, fg, bg, attr)
if a:fg != ""
exec "hi ".a:group." guifg=#".a:fg." ctermfg=".<SID>rgb(a:fg)
endif
if a:bg != ""
exec "hi ".a:group." guibg=#".a:bg." ctermbg=".<SID>rgb(a:bg)
endif
if a:attr != ""
if a:attr == 'italic'
exec "hi ".a:group." gui=".a:attr." cterm=none"
else
exec "hi ".a:group." gui=".a:attr." cterm=".a:attr
endif
endif
endfun
" }}}
call <SID>X("Normal" , "cccccc" , "121212" , "none") " normal text
call <SID>X("Cursor" , "222222" , "ecee90" , "none") " the character under the cursor
call <SID>X("CursorLine" , "" , "242424" , "none") " the screen line that the cursor is in when 'cursorline' is set
call <SID>X("ColorColumn" , "" , "242424" , "none") " the screen line that the cursor is in when 'cursorline' is set
call <SID>X("CursorColumn" , "" , "2d2d2d" , "") " the screen column that the cursor is in when 'cursorcolumn' is set
call <SID>X("IncSearch" , "111111" , "ffffaa" , "") " 'incsearch' highlighting; also used for the text replaced with :s///c replaced
call <SID>X("Search" , "111111" , "ffffaa" , "") " Last search pattern highlighting
call <SID>X("MatchParen" , "ecee90" , "2d2d2d" , "bold") " The character under the cursor or just before it - if it is a paired bracket - and its match.
call <SID>X("SpecialKey" , "6c6c6c" , "121212" , "none") " Meta and special keys listed with ':map'. Generally: text that is displayed differently from what it really is
call <SID>X("Visual" , "ecee90" , "597418" , "none") " visual mode selection
call <SID>X("LineNr" , "6c6c6c" , "242424" , "none") " Line numbers
call <SID>X("CursorLineNr" , "ecee90" , "242424" , "none") " Cursor Line number
call <SID>X("Folded" , "a0a8b0" , "323232" , "none") " line used for closed folds
call <SID>X("Title" , "f6f3e8" , "" , "none") " titles for output from ':set all'; ':autocmd' etc.
call <SID>X("VertSplit" , "444444" , "444444" , "none") " the column separating vertically split windows.
call <SID>X("StatusLine" , "ffffaa" , "444444" , "italic") " status line of current window.
call <SID>X("StatusLineNC" , "111111" , "444444" , "none") " status lines of not-current windows.
call <SID>X("WildMenu" , "ecee90" , "597418" , "none") " current match in 'wildmenu' completion
call <SID>X("Pmenu" , "f6f3e8" , "444444" , "none") " Popup menu: normal item.
call <SID>X("PmenuSel" , "121212" , "caeb82" , "none") " Popup menu: selected item.
call <SID>X("WarningMsg" , "ff0000" , "" , "") " warning messages
call <SID>X("ErrorMsg" , "ffffff" , "ff0000" , "") " error messages on the command line
"Scrollbar
"Tooltip
"Menu
"Question
"ModeMsg
"MoreMsg
"Directory
"DiffAdd
"DiffChange
"DiffDelete
"DiffText
" spell
" -------
call <SID>X("SpellBad" , "dd0000" , "121212" , "underline")
call <SID>X("SpellRare" , "dd0000" , "121212" , "underline")
call <SID>X("SpellLocal" , "dd0000" , "121212" , "underline")
call <SID>X("SpellCap" , "dd0000" , "121212" , "underline")
" Signify (https://github.com/mhinz/vim-signify)
" ----------------------------------------------
call <SID>X("SignColumn", "6c6c6c", "242424", "none") " sign column
call <SID>X("SignifySignAdd", "95e454", "222222", "none") " sign for added line(s)
call <SID>X("SignifySignDelete", "f78181", "222222", "none") " sign for deleted line(s)
call <SID>X("SignifySignChange", "87afff", "222222", "none") " sign for changed line(s)
" tabline
" -------
call <SID>X("TabLine" , "cccccc" , "444444" , "none") " other tabs
call <SID>X("TabLineSel" , "ecee90" , "597418" , "none") " selected tab
call <SID>X("TabLineFill" , "cccccc" , "242424" , "none") " tabline
" syntax highlighting
" -------------------
call <SID>X("Comment" , "555555" , "" , "italic") " any comment
call <SID>X("Constant" , "e5786d" , "" , "none") " any constant
call <SID>X("String" , "95e454" , "" , "italic") " a string constant: 'this is a string'
call <SID>X("Character" , "95e454" , "" , "italic") " a character constant: 'c'; '\n'
call <SID>X("Number" , "e5786d" , "" , "none") " a number constant: 234; 0xff
call <SID>X("Boolean" , "e5786d" , "" , "none") " a boolean constant: TRUE; false
call <SID>X("Float" , "e5786d" , "" , "none") " a floating point constant: 2.3e10
call <SID>X("Identifier" , "caeb82" , "" , "none") " any variable name
call <SID>X("Function" , "caeb82" , "" , "none") " function name (also: methods for classes)
call <SID>X("Statement" , "87afff" , "" , "none") " any statement
call <SID>X("Keyword" , "87afff" , "" , "none") " any other keyword
call <SID>X("PreProc" , "e5786d" , "" , "none") " generic Preprocessor
call <SID>X("Type" , "caeb82" , "" , "none") " int; long; char; etc.
call <SID>X("Special" , "cccccc" , "" , "none") " any special symbol
call <SID>X("Todo" , "111111" , "ffaa00" , "italic") " anything that needs extra attention; mostly the keywords TODO FIXME and XXX
"Exception " try; catch; throw
"Conditional " ifr; then; else; endif; switch; etc.
"Repeat " for; do; while; etc.
"Label " case; default; etc.
"Operator " 'sizeof'; '+'; '*'; etc.
call <SID>X("Underlined","e5786d","","none") " text that stands out; HTML links
call <SID>X("JSHintError","","990000","") " any erroneous construct
"Error " any erroneous construct
"Ignore " left blank, hidden
hi! link VisualNOS Visual
hi! link NonText LineNr
hi! link FoldColumn Folded
" delete functions {{{
delf <SID>X
delf <SID>rgb
delf <SID>color
delf <SID>rgb_color
delf <SID>rgb_level
delf <SID>rgb_number
delf <SID>grey_color
delf <SID>grey_level
delf <SID>grey_number
" }}}
" vim:set ts=4 sw=4 noet fdm=marker:
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