codekingpro/portable-devtools

1" Vim filetype plugin file2" Language:	PDF3" Maintainer:	Tim Pope <vimNOSPAM@tpope.info>4" Last Change:	2007 Dec 165" 		2024 May 23 by Riley Bruins <ribru17@gmail.com> ('commentstring')6 7if exists("b:did_ftplugin")8    finish9endif10let b:did_ftplugin = 111 12setlocal commentstring=%\ %s13setlocal comments=:%14let b:undo_ftplugin = "setlocal cms< com< | unlet! b:match_words"15 16if exists("g:loaded_matchit")17    let b:match_words = '\<\%(\d\+\s\+\d\+\s\+\)obj\>:\<endobj\>,\<stream$:\<endstream\>,\<xref\>:\<trailer\>,<<:>>'18endif19 20if exists("g:no_plugin_maps") || exists("g:no_pdf_maps") || v:version < 70021    finish22endif23 24if !exists("b:pdf_tagstack")25    let b:pdf_tagstack = []26endif27 28let b:undo_ftplugin .= " | silent! nunmap <buffer> <C-]> | silent! nunmap <buffer> <C-T>"29nnoremap <silent><buffer> <C-]> :call <SID>Tag()<CR>30" Inline, so the error from an empty tag stack will be simple.31nnoremap <silent><buffer> <C-T> :if len(b:pdf_tagstack) > 0 <Bar> call setpos('.',remove(b:pdf_tagstack, -1)) <Bar> else <Bar> exe "norm! \<Lt>C-T>" <Bar> endif<CR>32 33function! s:Tag()34    call add(b:pdf_tagstack,getpos('.'))35    if getline('.') =~ '^\d\+$' && getline(line('.')-1) == 'startxref'36	return s:dodigits(getline('.'))37    elseif getline('.') =~ '/Prev\s\+\d\+\>\%(\s\+\d\)\@!' && expand("<cword>") =~ '^\d\+$'38	return s:dodigits(expand("<cword>"))39    elseif getline('.') =~ '^\d\{10\} \d\{5\} '40	return s:dodigits(matchstr(getline('.'),'^\d\+'))41    else42	let line = getline(".")43	let lastend = 044	let pat = '\<\d\+\s\+\d\+\s\+R\>'45	while lastend >= 046	    let beg = match(line,'\C'.pat,lastend)47	    let end = matchend(line,'\C'.pat,lastend)48	    if beg < col(".") && end >= col(".")49		return s:doobject(matchstr(line,'\C'.pat,lastend))50	    endif51	    let lastend = end52	endwhile53	return s:notag()54    endif55endfunction56 57function! s:doobject(string)58    let first = matchstr(a:string,'^\s*\zs\d\+')59    let second = matchstr(a:string,'^\s*\d\+\s\+\zs\d\+')60    norm! m'61    if first != '' && second != ''62	let oldline = line('.')63	let oldcol = col('.')64	165	if !search('^\s*'.first.'\s\+'.second.'\s\+obj\>')66	    exe oldline67	    exe 'norm! '.oldcol.'|'68	    return s:notag()69	endif70    endif71endfunction72 73function! s:dodigits(digits)74    let digits = 0 + substitute(a:digits,'^0*','','')75    norm! m'76    if digits <= 077	norm! 1go78    else79	" Go one character before the destination and advance.  This method80	" lands us after a newline rather than before, if that is our target.81	exe "goto ".(digits)."|norm! 1 "82    endif83endfunction84 85function! s:notag()86    silent! call remove(b:pdf_tagstack,-1)87    echohl ErrorMsg88    echo "E426: tag not found"89    echohl NONE90endfunction91