rc/vim/bundle/LaTeX-Box/ftplugin/latextoc.vim

203 lines
4.7 KiB
VimL
Raw Normal View History

2015-09-30 21:50:31 +00:00
" {{{1 Settings
setlocal buftype=nofile
setlocal bufhidden=wipe
setlocal nobuflisted
setlocal noswapfile
setlocal nowrap
setlocal nospell
setlocal cursorline
setlocal nonumber
setlocal nolist
setlocal tabstop=8
setlocal cole=0
setlocal cocu=nvic
if g:LatexBox_fold_toc
setlocal foldmethod=expr
setlocal foldexpr=TOCFoldLevel(v:lnum)
setlocal foldtext=TOCFoldText()
endif
" }}}1
" {{{1 Functions
" {{{2 TOCClose
function! s:TOCClose()
if g:LatexBox_split_resize
silent exe "set columns-=" . g:LatexBox_split_width
endif
bwipeout
endfunction
" {{{2 TOCToggleNumbers
function! s:TOCToggleNumbers()
if b:toc_numbers
setlocal conceallevel=3
let b:toc_numbers = 0
else
setlocal conceallevel=0
let b:toc_numbers = 1
endif
endfunction
" {{{2 EscapeTitle
function! s:EscapeTitle(titlestr)
let titlestr = substitute(a:titlestr, '\\[a-zA-Z@]*\>\s*{\?', '.*', 'g')
let titlestr = substitute(titlestr, '}', '', 'g')
let titlestr = substitute(titlestr, '\%(\.\*\s*\)\{2,}', '.*', 'g')
return titlestr
endfunction
" {{{2 TOCActivate
function! s:TOCActivate(close)
let n = getpos('.')[1] - 1
if n >= len(b:toc)
return
endif
let entry = b:toc[n]
let titlestr = s:EscapeTitle(entry['text'])
" Search for duplicates
"
let i=0
let entry_hash = entry['level'].titlestr
let duplicates = 0
while i<n
let i_entry = b:toc[n]
let i_hash = b:toc[i]['level'].s:EscapeTitle(b:toc[i]['text'])
if i_hash == entry_hash
let duplicates += 1
endif
let i += 1
endwhile
let toc_bnr = bufnr('%')
let toc_wnr = winnr()
execute b:calling_win . 'wincmd w'
let root = fnamemodify(entry['file'], ':h') . '/'
let files = [entry['file']]
for line in filter(readfile(entry['file']), 'v:val =~ ''\\input{''')
let file = matchstr(line, '{\zs.\{-}\ze\(\.tex\)\?}') . '.tex'
if file[0] != '/'
let file = root . file
endif
call add(files, file)
endfor
" Find section in buffer (or inputted files)
if entry['level'] == 'label'
let re = '\(\\label\_\s*{\|label\s*=\s*\)' . titlestr . '\>'
else
let re = '\\' . entry['level'] . '\_\s*{' . titlestr . '}'
endif
call s:TOCFindMatch(re, duplicates, files)
if a:close
if g:LatexBox_split_resize
silent exe "set columns-=" . g:LatexBox_split_width
endif
execute 'bwipeout ' . toc_bnr
else
execute toc_wnr . 'wincmd w'
endif
endfunction
" {{{2 TOCFindMatch
function! s:TOCFindMatch(strsearch,duplicates,files)
if len(a:files) == 0
echoerr "Could not find: " . a:strsearch
return
endif
call s:TOCOpenBuf(a:files[0])
let dups = a:duplicates
" Skip duplicates
while dups > 0
if search(a:strsearch, 'w')
let dups -= 1
else
break
endif
endwhile
if search(a:strsearch, 'w')
normal! zv
return
endif
call s:TOCFindMatch(a:strsearch,dups,a:files[1:])
endfunction
" {{{2 TOCFoldLevel
function! TOCFoldLevel(lnum)
let line = getline(a:lnum)
let match_s1 = line =~# '^\w\+\s'
let match_s2 = line =~# '^\w\+\.\w\+\s'
let match_s3 = line =~# '^\w\+\.\w\+\.\w\+\s'
if g:LatexBox_fold_toc_levels >= 3
if match_s3
return ">3"
endif
endif
if g:LatexBox_fold_toc_levels >= 2
if match_s2
return ">2"
endif
endif
if match_s1
return ">1"
endif
" Don't fold options
if line =~# '^\s*$'
return 0
endif
" Return previous fold level
return "="
endfunction
" {{{2 TOCFoldText
function! TOCFoldText()
let parts = matchlist(getline(v:foldstart), '^\(.*\)\t\(.*\)$')
return printf('%-8s%-72s', parts[1], parts[2])
endfunction
" {{{2 TOCOpenBuf
function! s:TOCOpenBuf(file)
let bnr = bufnr(a:file)
if bnr == -1
execute 'badd ' . a:file
let bnr = bufnr(a:file)
endif
execute 'buffer! ' . bnr
normal! gg
endfunction
" }}}1
" {{{1 Mappings
nnoremap <buffer> <silent> s :call <SID>TOCToggleNumbers()<CR>
nnoremap <buffer> <silent> q :call <SID>TOCClose()<CR>
nnoremap <buffer> <silent> <Esc> :call <SID>TOCClose()<CR>
nnoremap <buffer> <silent> <Space> :call <SID>TOCActivate(0)<CR>
nnoremap <buffer> <silent> <CR> :call <SID>TOCActivate(1)<CR>
nnoremap <buffer> <silent> <leftrelease> :call <SID>TOCActivate(0)<cr>
nnoremap <buffer> <silent> <2-leftmouse> :call <SID>TOCActivate(1)<cr>
nnoremap <buffer> <silent> G G4k
nnoremap <buffer> <silent> <Esc>OA k
nnoremap <buffer> <silent> <Esc>OB j
nnoremap <buffer> <silent> <Esc>OC l
nnoremap <buffer> <silent> <Esc>OD h
" }}}1
" vim:fdm=marker:ff=unix:et:ts=4:sw=4