125 lines
3.4 KiB
VimL
125 lines
3.4 KiB
VimL
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" 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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function! latex#view#init(initialized) " {{{1
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if !g:latex_view_enabled | return | endif
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call latex#util#error_deprecated('g:latex_viewer')
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call latex#util#set_default('g:latex_view_method', '')
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call latex#util#set_default('g:latex_view_mupdf_options', '')
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call latex#util#set_default('g:latex_view_general_viewer', 'xdg-open')
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call latex#util#set_default('g:latex_view_general_options', '')
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if g:latex_view_method == 'mupdf'
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call s:check_method_mupdf()
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let g:latex#data[b:latex.id].view = function('latex#view#mupdf')
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else
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call s:check_method_general()
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let g:latex#data[b:latex.id].view = function('latex#view#general')
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endif
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command! -buffer -nargs=* VimLatexView call latex#view#view('<args>')
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if g:latex_mappings_enabled
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nnoremap <silent><buffer> <localleader>lv :call latex#view#view()<cr>
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endif
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endfunction
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function! latex#view#view(...) " {{{1
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if a:0 > 0
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let args = join(a:000, ' ')
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else
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let args = ''
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endif
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call g:latex#data[b:latex.id].view(args)
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endfunction
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function! latex#view#general(args) " {{{1
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let exe = {}
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let exe.cmd = g:latex_view_general_viewer
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if a:args != ''
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let exe.cmd .= ' ' . a:args
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else
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let outfile = g:latex#data[b:latex.id].out()
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if !filereadable(outfile)
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echomsg "Can't view: Output file is not readable!"
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return
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endif
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let exe.cmd .= ' ' . g:latex_view_general_options
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let exe.cmd .= ' ' . shellescape(outfile)
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endif
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call latex#util#execute(exe)
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let g:latex#data[b:latex.id].cmds.view = exe.cmd
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endfunction
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function! latex#view#mupdf(args) "{{{1
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let outfile = fnameescape(g:latex#data[b:latex.id].out())
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if !filereadable(outfile)
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echomsg "Can't view: Output file is not readable!"
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return
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endif
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" Open if not already open
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let pgrep = 'pgrep -nf "^mupdf.*'
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\ . fnamemodify(g:latex#data[b:latex.id].out(),':t')
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\ . '"'
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if !system(pgrep)[:-2]
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let exe = {}
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let exe.cmd = 'mupdf ' . g:latex_view_mupdf_options
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let exe.cmd .= ' ' . outfile
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call latex#util#execute(exe)
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let g:latex#data[b:latex.id].cmds.view = exe.cmd
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endif
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" Do forward search if possible
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if !s:mupdf_forward_search | finish | endif
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let l:cmd = "synctex view -i "
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\ . (line(".") + 1) . ":"
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\ . (col(".") + 1) . ":"
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\ . fnameescape(expand("%:p"))
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\ . " -o " . outfile
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\ . " | grep -m1 'Page:' | sed 's/Page://' | tr -d '\n'"
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let l:page = system(l:cmd)
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let g:latex#data[b:latex.id].cmds.view_mupdf_synctex = l:cmd
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let g:latex#data[b:latex.id].cmds.view_mupdf_synctex_page = l:page
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if l:page > 0
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let exe = {}
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let exe.cmd = 'xdotool search --class mupdf type --window \%1 "'
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\ . l:page . 'g"'
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call latex#util#execute(exe)
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let g:latex#data[b:latex.id].cmds.view_mupdf_xdotool = exe.cmd
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endif
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endfunction
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" }}}1
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function! s:check_method_general() "{{{1
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if !executable(g:latex_view_general_viewer)
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echoerr "General viewer is not available!"
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echoerr "g:latex_view_general_viewer = "
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\ . g:latex_view_general_viewer
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endif
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endfunction
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" }}}1
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function! s:check_method_mupdf() "{{{1
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if !executable('mupdf')
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echoerr "MuPDF is not available!"
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endif
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" Check if forward search is possible
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let s:mupdf_forward_search = executable('synctex') && executable('xdotool')
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endfunction
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" }}}1
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" vim: fdm=marker
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