4d8a06a5a9
Replace by a function that retuns the to be executed highlighting string
Should in theory be a bit faster, since the same function does not have
to be called 5 times per highlighting group.
It probably is not much better, but here are some random numbers:
Profiling:
Previously:
count total (s) self (s)
199 0.022973 0.009909 let cmd = printf('hi %s %s %s %s %s %s %s %s', a:group, s:Get(colors, 0, 'guifg=')…
New:
count total (s) self (s)
79 0.010166 0.000862 let cmd = printf('hi %s%s', a:group, s:GetHiCmd(colors))
318 lines
10 KiB
VimL
318 lines
10 KiB
VimL
" MIT License. Copyright (c) 2013-2018 Bailey Ling et al.
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" vim: et ts=2 sts=2 sw=2
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scriptencoding utf-8
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let s:is_win32term = (has('win32') || has('win64')) &&
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\ !has('gui_running') &&
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\ (empty($CONEMUBUILD) || &term !=? 'xterm') &&
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\ !(exists("+termguicolors") && &termguicolors)
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let s:separators = {}
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let s:accents = {}
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let s:hl_groups = {}
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function! s:gui2cui(rgb, fallback)
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if a:rgb == ''
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return a:fallback
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elseif match(a:rgb, '^\%(NONE\|[fb]g\)$') > -1
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return a:rgb
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endif
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let rgb = map(split(a:rgb[1:], '..\zs'), '0 + ("0x".v:val)')
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return airline#msdos#round_msdos_colors(rgb)
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endfunction
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function! s:group_not_done(list, name)
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if index(a:list, a:name) == -1
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call add(a:list, a:name)
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return 1
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else
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if &vbs
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echomsg printf("airline: group: %s already done, skipping", a:name)
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endif
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return 0
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endif
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endfu
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function! s:get_syn(group, what)
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if !exists("g:airline_gui_mode")
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let g:airline_gui_mode = airline#init#gui_mode()
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endif
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let color = ''
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if hlexists(a:group)
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let color = synIDattr(synIDtrans(hlID(a:group)), a:what, g:airline_gui_mode)
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endif
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if empty(color) || color == -1
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" should always exists
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let color = synIDattr(synIDtrans(hlID('Normal')), a:what, g:airline_gui_mode)
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" however, just in case
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if empty(color) || color == -1
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let color = 'NONE'
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endif
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endif
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return color
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endfunction
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function! s:get_array(fg, bg, opts)
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let opts=empty(a:opts) ? '' : join(a:opts, ',')
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return g:airline_gui_mode ==# 'gui'
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\ ? [ a:fg, a:bg, '', '', opts ]
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\ : [ '', '', a:fg, a:bg, opts ]
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endfunction
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function! airline#highlighter#reset_hlcache()
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let s:hl_groups = {}
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endfunction
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function! airline#highlighter#get_highlight(group, ...)
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let reverse = get(g:, 'airline_gui_mode', '') ==# 'gui'
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\ ? synIDattr(synIDtrans(hlID(a:group)), 'reverse', 'gui')
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\ : synIDattr(synIDtrans(hlID(a:group)), 'reverse', 'cterm')
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\|| synIDattr(synIDtrans(hlID(a:group)), 'reverse', 'term')
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if get(g:, 'airline_highlighting_cache', 0) && has_key(s:hl_groups, a:group)
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let res = s:hl_groups[a:group]
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return reverse ? [ res[1], res[0], res[3], res[2], res[4] ] : res
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else
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let fg = s:get_syn(a:group, 'fg')
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let bg = s:get_syn(a:group, 'bg')
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let bold = synIDattr(synIDtrans(hlID(a:group)), 'bold')
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let opts = a:000
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if bold
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let opts = ['bold']
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endif
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let res = reverse ? s:get_array(bg, fg, opts) : s:get_array(fg, bg, opts)
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endif
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let s:hl_groups[a:group] = res
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return res
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endfunction
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function! airline#highlighter#get_highlight2(fg, bg, ...)
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let fg = s:get_syn(a:fg[0], a:fg[1])
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let bg = s:get_syn(a:bg[0], a:bg[1])
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return s:get_array(fg, bg, a:000)
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endfunction
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function! s:hl_group_exists(group)
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if !hlexists(a:group)
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return 0
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elseif empty(synIDattr(hlID(a:group), 'fg'))
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return 0
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endif
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return 1
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endfunction
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function! airline#highlighter#exec(group, colors)
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if pumvisible()
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return
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endif
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let colors = a:colors
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if s:is_win32term
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let colors[2] = s:gui2cui(get(colors, 0, ''), get(colors, 2, ''))
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let colors[3] = s:gui2cui(get(colors, 1, ''), get(colors, 3, ''))
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endif
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let old_hi = airline#highlighter#get_highlight(a:group)
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if len(colors) == 4
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call add(colors, '')
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endif
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if g:airline_gui_mode ==# 'gui'
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let new_hi = [colors[0], colors[1], '', '', colors[4]]
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else
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let new_hi = ['', '', printf("%s", colors[2]), printf("%s", colors[3]), colors[4]]
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endif
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let colors = s:CheckDefined(colors)
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if old_hi != new_hi || !s:hl_group_exists(a:group)
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let cmd = printf('hi %s%s', a:group, s:GetHiCmd(colors))
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exe cmd
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if has_key(s:hl_groups, a:group)
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let s:hl_groups[a:group] = colors
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endif
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endif
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endfunction
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function! s:CheckDefined(colors)
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" Checks, whether the definition of the colors is valid and is not empty or NONE
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" e.g. if the colors would expand to this:
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" hi airline_c ctermfg=NONE ctermbg=NONE
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" that means to clear that highlighting group, therefore, fallback to Normal
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" highlighting group for the cterm values
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" This only works, if the Normal highlighting group is actually defined, so
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" return early, if it has been cleared
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if !exists("g:airline#highlighter#normal_fg_hi")
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let g:airline#highlighter#normal_fg_hi = synIDattr(synIDtrans(hlID('Normal')), 'fg', 'cterm')
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endif
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if empty(g:airline#highlighter#normal_fg_hi) || g:airline#highlighter#normal_fg_hi < 0
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return a:colors
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endif
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for val in a:colors
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if !empty(val) && val !=# 'NONE'
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return a:colors
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endif
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endfor
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" this adds the bold attribute to the term argument of the :hi command,
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" but at least this makes sure, the group will be defined
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let fg = g:airline#highlighter#normal_fg_hi
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let bg = synIDattr(synIDtrans(hlID('Normal')), 'bg', 'cterm')
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if bg < 0
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" in case there is no background color defined for Normal
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let bg = a:colors[3]
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endif
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return a:colors[0:1] + [fg, bg] + [a:colors[4]]
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endfunction
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function! s:GetHiCmd(list)
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" a:list needs to have 5 items!
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let res = ''
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let i = -1
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while i < 5
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let i += 1
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let item = get(a:list, i, '')
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if item is ''
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continue
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endif
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if i == 0
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let res .= ' guifg='.item
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elseif i == 1
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let res .= ' guibg='.item
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elseif i == 2
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let res .= ' ctermfg='.item
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elseif i == 3
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let res .= ' ctermbg='.item
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elseif i == 4
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let res .= printf(' gui=%s cterm=%s term=%s', item, item, item)
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endif
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endwhile
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return res
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endfunction
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function! s:exec_separator(dict, from, to, inverse, suffix)
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if pumvisible()
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return
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endif
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let group = a:from.'_to_'.a:to.a:suffix
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let l:from = airline#themes#get_highlight(a:from.a:suffix)
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let l:to = airline#themes#get_highlight(a:to.a:suffix)
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if a:inverse
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let colors = [ l:from[1], l:to[1], l:from[3], l:to[3] ]
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else
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let colors = [ l:to[1], l:from[1], l:to[3], l:from[3] ]
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endif
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let a:dict[group] = colors
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call airline#highlighter#exec(group, colors)
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endfunction
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function! airline#highlighter#load_theme()
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if pumvisible()
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return
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endif
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for winnr in filter(range(1, winnr('$')), 'v:val != winnr()')
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call airline#highlighter#highlight_modified_inactive(winbufnr(winnr))
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endfor
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call airline#highlighter#highlight(['inactive'])
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if getbufvar( bufnr('%'), '&modified' )
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call airline#highlighter#highlight(['normal', 'modified'])
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else
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call airline#highlighter#highlight(['normal'])
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endif
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endfunction
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function! airline#highlighter#add_separator(from, to, inverse)
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let s:separators[a:from.a:to] = [a:from, a:to, a:inverse]
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call <sid>exec_separator({}, a:from, a:to, a:inverse, '')
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endfunction
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function! airline#highlighter#add_accent(accent)
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let s:accents[a:accent] = 1
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endfunction
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function! airline#highlighter#highlight_modified_inactive(bufnr)
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if getbufvar(a:bufnr, '&modified')
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let colors = exists('g:airline#themes#{g:airline_theme}#palette.inactive_modified.airline_c')
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\ ? g:airline#themes#{g:airline_theme}#palette.inactive_modified.airline_c : []
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else
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let colors = exists('g:airline#themes#{g:airline_theme}#palette.inactive.airline_c')
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\ ? g:airline#themes#{g:airline_theme}#palette.inactive.airline_c : []
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endif
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if !empty(colors)
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call airline#highlighter#exec('airline_c'.(a:bufnr).'_inactive', colors)
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endif
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endfunction
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function! airline#highlighter#highlight(modes, ...)
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let bufnr = a:0 ? a:1 : ''
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let p = g:airline#themes#{g:airline_theme}#palette
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" draw the base mode, followed by any overrides
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let mapped = map(a:modes, 'v:val == a:modes[0] ? v:val : a:modes[0]."_".v:val')
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let suffix = a:modes[0] == 'inactive' ? '_inactive' : ''
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let airline_grouplist = []
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let buffers_in_tabpage = sort(tabpagebuflist())
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if exists("*uniq")
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let buffers_in_tabpage = uniq(buffers_in_tabpage)
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endif
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" mapped might be something like ['normal', 'normal_modified']
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" if a group is in both modes available, only define the second
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" that is how this was done previously overwrite the previous definition
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for mode in reverse(mapped)
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if exists('g:airline#themes#{g:airline_theme}#palette[mode]')
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let dict = g:airline#themes#{g:airline_theme}#palette[mode]
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for kvp in items(dict)
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let mode_colors = kvp[1]
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let name = kvp[0]
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if name is# 'airline_c' && !empty(bufnr) && suffix is# '_inactive'
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let name = 'airline_c'.bufnr
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endif
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" do not re-create highlighting for buffers that are no longer visible
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" in the current tabpage
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if name =~# 'airline_c\d\+'
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let bnr = matchstr(name, 'airline_c\zs\d\+') + 0
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if bnr > 0 && index(buffers_in_tabpage, bnr) == -1
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continue
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endif
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elseif name =~# '_to_'
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" group will be redefined below at exec_separator
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continue
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endif
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if s:group_not_done(airline_grouplist, name.suffix)
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call airline#highlighter#exec(name.suffix, mode_colors)
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endif
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for accent in keys(s:accents)
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if !has_key(p.accents, accent)
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continue
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endif
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let colors = copy(mode_colors)
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if p.accents[accent][0] != ''
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let colors[0] = p.accents[accent][0]
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endif
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if p.accents[accent][2] != ''
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let colors[2] = p.accents[accent][2]
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endif
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if len(colors) >= 5
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let colors[4] = get(p.accents[accent], 4, '')
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else
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call add(colors, get(p.accents[accent], 4, ''))
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endif
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if s:group_not_done(airline_grouplist, name.suffix.'_'.accent)
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call airline#highlighter#exec(name.suffix.'_'.accent, colors)
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endif
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endfor
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endfor
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if empty(s:separators)
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" nothing to be done
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continue
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endif
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" TODO: optimize this
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for sep in items(s:separators)
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" we cannot check, that the group already exists, else the separators
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" might not be correctly defined. But perhaps we can skip above groups
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" that match the '_to_' name, because they would be redefined here...
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call <sid>exec_separator(dict, sep[1][0], sep[1][1], sep[1][2], suffix)
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endfor
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endif
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endfor
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endfunction
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