164 lines
3.8 KiB
VimL
164 lines
3.8 KiB
VimL
" LaTeX plugin for Vim
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"
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" Maintainer: Karl Yngve Lervåg
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" Email: karl.yngve@gmail.com
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"
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if exists('b:did_ftplugin')
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finish
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endif
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let b:did_ftplugin = 1
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" Set local buffer settings
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setlocal buftype=nofile
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setlocal bufhidden=wipe
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setlocal nobuflisted
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setlocal noswapfile
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setlocal nowrap
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setlocal nonumber
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setlocal nolist
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setlocal nospell
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setlocal cursorline
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setlocal tabstop=8
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setlocal cole=0
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setlocal cocu=nvic
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if g:latex_toc_fold
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setlocal foldmethod=expr
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setlocal foldexpr=toc#fold_level(v:lnum)
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setlocal foldtext=toc#fold_text()
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endif
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" Define mappings
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nnoremap <buffer> <silent> G G4k
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nnoremap <buffer> <silent> <Esc>OA k
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nnoremap <buffer> <silent> <Esc>OB j
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nnoremap <buffer> <silent> <Esc>OC l
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nnoremap <buffer> <silent> <Esc>OD h
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nnoremap <buffer> <silent> s :call <SID>toc_toggle_numbers()<cr>
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nnoremap <buffer> <silent> q :call <SID>toc_close()<cr>
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nnoremap <buffer> <silent> <Esc> :call <SID>toc_close()<cr>
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nnoremap <buffer> <silent> <Space> :call <SID>toc_activate(0)<cr>
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nnoremap <buffer> <silent> <leftrelease> :call <SID>toc_activate(0)<cr>
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nnoremap <buffer> <silent> <CR> :call <SID>toc_activate(1)<cr>
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nnoremap <buffer> <silent> <2-leftmouse> :call <SID>toc_activate(1)<cr>
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" {{{1 s:toc_activate
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function! s:toc_activate(close)
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let n = getpos('.')[1] - 1
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if n >= len(b:toc)
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return
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endif
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let entry = b:toc[n]
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let titlestr = s:toc_escape_title(entry['text'])
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" Search for duplicates
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let i=0
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let entry_hash = entry['level'].titlestr
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let duplicates = 0
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while i<n
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let i_hash = b:toc[i]['level'].s:toc_escape_title(b:toc[i]['text'])
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if i_hash == entry_hash
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let duplicates += 1
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endif
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let i += 1
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endwhile
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let toc_bnr = bufnr('%')
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let toc_wnr = winnr()
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execute b:calling_win . 'wincmd w'
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let root = fnamemodify(entry['file'], ':h') . '/'
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let files = [entry['file']]
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for line in filter(readfile(entry['file']), 'v:val =~ ''\\input{''')
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let file = matchstr(line, '{\zs.\{-}\ze\(\.tex\)\?}') . '.tex'
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if file[0] != '/'
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let file = root . file
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endif
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call add(files, file)
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endfor
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" Find section in buffer (or inputted files)
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call s:toc_find_match('\\' . entry['level'] . '\_\s*{' . titlestr . '}',
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\ duplicates, files)
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if a:close
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if g:latex_toc_resize
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silent exe "set columns-=" . g:latex_toc_width
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endif
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execute 'bwipeout ' . toc_bnr
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else
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execute toc_wnr . 'wincmd w'
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endif
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endfunction
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" {{{1 s:toc_close
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function! s:toc_close()
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if g:latex_toc_resize
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silent exe "set columns-=" . g:latex_toc_width
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endif
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bwipeout
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endfunction
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" {{{1 s:toc_escape_title
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function! s:toc_escape_title(titlestr)
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let titlestr = substitute(a:titlestr, '\\[a-zA-Z@]*\>\s*{\?', '.*', 'g')
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let titlestr = substitute(titlestr, '}', '', 'g')
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let titlestr = substitute(titlestr, '\%(\.\*\s*\)\{2,}', '.*', 'g')
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return titlestr
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endfunction
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" {{{1 s:toc_find_match
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function! s:toc_find_match(strsearch, duplicates, files)
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if len(a:files) == 0
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echoerr "Could not find: " . a:strsearch
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return
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endif
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call s:toc_open_buf(a:files[0])
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let dups = a:duplicates
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" Skip duplicates
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while dups > 0
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if search(a:strsearch, 'w')
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let dups -= 1
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else
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break
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endif
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endwhile
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if search(a:strsearch, 'w')
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normal! zv
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return
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endif
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call s:toc_find_match(a:strsearch, dups, a:files[1:])
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endfunction
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" {{{1 s:toc_open_buf
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function! s:toc_open_buf(file)
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let bnr = bufnr(a:file)
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if bnr == -1
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execute 'badd ' . a:file
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let bnr = bufnr(a:file)
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endif
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execute 'buffer! ' . bnr
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normal! gg
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endfunction
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" {{{1 s:toc_toggle_numbers
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function! s:toc_toggle_numbers()
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if b:toc_numbers
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setlocal conceallevel=3
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let b:toc_numbers = 0
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else
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setlocal conceallevel=0
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let b:toc_numbers = 1
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endif
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endfunction
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" }}}1
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" vim: fdm=marker
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