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Diffstat (limited to 'autoload/vimtex/view/mupdf.vim')
| -rw-r--r-- | autoload/vimtex/view/mupdf.vim | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/autoload/vimtex/view/mupdf.vim b/autoload/vimtex/view/mupdf.vim new file mode 100644 index 00000000..95d3710c --- /dev/null +++ b/autoload/vimtex/view/mupdf.vim @@ -0,0 +1,186 @@ +if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'latex') == -1 + +" vimtex - LaTeX plugin for Vim +" +" Maintainer: Karl Yngve Lervåg +" Email: karl.yngve@gmail.com +" + +function! vimtex#view#mupdf#new() abort " {{{1 + " Check if the viewer is executable + if !executable('mupdf') + call vimtex#log#error( + \ 'MuPDF is not executable!', + \ '- vimtex viewer will not work!') + return {} + endif + + " Use the xwin template + return vimtex#view#common#apply_xwin_template('MuPDF', + \ vimtex#view#common#apply_common_template(deepcopy(s:mupdf))) +endfunction + +" }}}1 + +let s:mupdf = { + \ 'name': 'MuPDF', + \} + +function! s:mupdf.start(outfile) dict abort " {{{1 + let l:cmd = 'mupdf ' . g:vimtex_view_mupdf_options + \ . ' ' . vimtex#util#shellescape(a:outfile) + let self.process = vimtex#process#start(l:cmd) + + call self.xwin_get_id() + call self.xwin_send_keys(g:vimtex_view_mupdf_send_keys) + + if g:vimtex_view_forward_search_on_start + call self.forward_search(a:outfile) + endif +endfunction + +" }}}1 +function! s:mupdf.forward_search(outfile) dict abort " {{{1 + if !executable('xdotool') | return | endif + if !executable('synctex') | return | endif + + let self.cmd_synctex_view = 'synctex view -i ' + \ . (line('.') + 1) . ':' + \ . (col('.') + 1) . ':' + \ . vimtex#util#shellescape(expand('%:p')) + \ . ' -o ' . vimtex#util#shellescape(a:outfile) + \ . " | grep -m1 'Page:' | sed 's/Page://' | tr -d '\n'" + let self.page = system(self.cmd_synctex_view) + + if self.page > 0 + let l:cmd = 'xdotool' + \ . ' type --window ' . self.xwin_id + \ . ' "' . self.page . 'g"' + call vimtex#process#run(l:cmd) + let self.cmd_forward_search = l:cmd + endif + + call self.focus_viewer() +endfunction + +" }}}1 +function! s:mupdf.reverse_search() dict abort " {{{1 + if !executable('xdotool') | return | endif + if !executable('synctex') | return | endif + + let outfile = self.out() + if vimtex#view#common#not_readable(outfile) | return | endif + + if !self.xwin_exists() + call vimtex#log#warning('Reverse search failed (is MuPDF open?)') + return + endif + + " Get page number + let self.cmd_getpage = 'xdotool getwindowname ' . self.xwin_id + let self.cmd_getpage .= " | sed 's:.* - \\([0-9]*\\)/.*:\\1:'" + let self.cmd_getpage .= " | tr -d '\n'" + let self.page = system(self.cmd_getpage) + if self.page <= 0 | return | endif + + " Get file + let self.cmd_getfile = 'synctex edit ' + let self.cmd_getfile .= "-o \"" . self.page . ':288:108:' . outfile . "\"" + let self.cmd_getfile .= "| grep 'Input:' | sed 's/Input://' " + let self.cmd_getfile .= "| head -n1 | tr -d '\n' 2>/dev/null" + let self.file = system(self.cmd_getfile) + + " Get line + let self.cmd_getline = 'synctex edit ' + let self.cmd_getline .= "-o \"" . self.page . ':288:108:' . outfile . "\"" + let self.cmd_getline .= "| grep -m1 'Line:' | sed 's/Line://' " + let self.cmd_getline .= "| head -n1 | tr -d '\n'" + let self.line = system(self.cmd_getline) + + " Go to file and line + silent exec 'edit ' . fnameescape(self.file) + if self.line > 0 + silent exec ':' . self.line + " Unfold, move to top line to correspond to top pdf line, and go to end of + " line in case the corresponding pdf line begins on previous pdf page. + normal! zvztg_ + endif +endfunction + +" }}}1 +function! s:mupdf.compiler_callback(status) dict abort " {{{1 + if !a:status && g:vimtex_view_use_temp_files < 2 + return + endif + + if g:vimtex_view_use_temp_files + call self.copy_files() + endif + + if !filereadable(self.out()) | return | endif + + if g:vimtex_view_automatic + " + " Search for existing window created by latexmk + " It may be necessary to wait some time before it is opened and + " recognized. Sometimes it is very quick, other times it may take + " a second. This way, we don't block longer than necessary. + " + if !has_key(self, 'started_through_callback') + for l:dummy in range(30) + sleep 50m + if self.xwin_exists() | break | endif + endfor + endif + + if !self.xwin_exists() && !has_key(self, 'started_through_callback') + call self.start(self.out()) + let self.started_through_callback = 1 + endif + endif + + if g:vimtex_view_use_temp_files || get(b:vimtex.compiler, 'callback') + call self.xwin_send_keys('r') + endif + + if has_key(self, 'hook_callback') + call self.hook_callback() + endif +endfunction + +" }}}1 +function! s:mupdf.latexmk_append_argument() dict abort " {{{1 + if g:vimtex_view_use_temp_files + let cmd = ' -view=none' + else + let cmd = vimtex#compiler#latexmk#wrap_option('new_viewer_always', '0') + let cmd .= vimtex#compiler#latexmk#wrap_option('pdf_update_method', '2') + let cmd .= vimtex#compiler#latexmk#wrap_option('pdf_update_signal', 'SIGHUP') + let cmd .= vimtex#compiler#latexmk#wrap_option('pdf_previewer', + \ 'mupdf ' . g:vimtex_view_mupdf_options) + endif + + return cmd +endfunction + +" }}}1 +function! s:mupdf.focus_viewer() dict abort " {{{1 + if !executable('xdotool') | return | endif + + if self.xwin_id > 0 + silent call system('xdotool windowactivate ' . self.xwin_id . ' --sync') + silent call system('xdotool windowraise ' . self.xwin_id) + endif +endfunction + +" }}}1 +function! s:mupdf.focus_vim() dict abort " {{{1 + if !executable('xdotool') | return | endif + + silent call system('xdotool windowactivate ' . v:windowid . ' --sync') + silent call system('xdotool windowraise ' . v:windowid) +endfunction + +" }}}1 + +endif |