vim-airline/autoload/airline/themes.vim

67 lines
2.4 KiB
VimL

" MIT license. Copyright (c) 2013 Bailey Ling.
" vim: ts=2 sts=2 sw=2 fdm=indent
" generates a dictionary which defines the colors for each highlight group
function! airline#themes#generate_color_map(section1, section2, section3, file)
" provide matching background colors if not provided
let file = copy(a:file)
if file[1] == '' | let file[1] = a:section3[1] | endif
if file[3] == '' | let file[3] = a:section3[3] | endif
" guifg guibg ctermfg ctermbg gui/term
return {
\ 'airline_a': [ a:section1[0] , a:section1[1] , a:section1[2] , a:section1[3] , get(a:section1, 4, 'bold') ] ,
\ 'airline_b': [ a:section2[0] , a:section2[1] , a:section2[2] , a:section2[3] , get(a:section2, 4, '' ) ] ,
\ 'airline_c': [ a:section3[0] , a:section3[1] , a:section3[2] , a:section3[3] , get(a:section3, 4, '' ) ] ,
\ 'airline_file': [ file[0] , file[1] , file[2] , file[3] , get(file , 4, '' ) ] ,
\ }
endfunction
function! s:get_syn(group, what)
" need to pass in mode, known to break on 7.3.547
let mode = has('gui_running') ? 'gui' : 'cterm'
let color = synIDattr(synIDtrans(hlID(a:group)), a:what, mode)
if empty(color) || color == -1
let color = synIDattr(synIDtrans(hlID('Normal')), a:what, mode)
endif
if empty(color) || color == -1
if has('gui_running')
let color = a:what ==# 'fg' ? '#000000' : '#FFFFFF'
else
let color = a:what ==# 'fg' ? 0 : 1
endif
endif
return color
endfunction
function! s:get_array(fg, bg, opts)
let fg = a:fg
let bg = a:bg
return has('gui_running')
\ ? [ fg, bg, '', '', join(a:opts, ',') ]
\ : [ '', '', fg, bg, join(a:opts, ',') ]
endfunction
function! airline#themes#get_highlight(group, ...)
let fg = s:get_syn(a:group, 'fg')
let bg = s:get_syn(a:group, 'bg')
return s:get_array(fg, bg, a:000)
endfunction
function! airline#themes#get_highlight2(fg, bg, ...)
let fg = s:get_syn(a:fg[0], a:fg[1])
let bg = s:get_syn(a:bg[0], a:bg[1])
return s:get_array(fg, bg, a:000)
endfunction
function! airline#themes#exec_highlight_separator(from, to)
if a:from == a:to
return a:from
endif
let l:from = airline#themes#get_highlight(a:from)
let l:to = airline#themes#get_highlight(a:to)
let group = a:from.'_to_'.a:to
call airline#exec_highlight(group, [ l:to[1], l:from[1], l:to[3], l:from[3] ])
return group
endfunction