Edit File: xpm.vim
" Vim syntax file " Language: X Pixmap " Maintainer: Ronald Schild <rs@scutum.de> " Last Change: 2008 May 28 " Version: 5.4n.1 " For version 5.x: Clear all syntax items " For version 6.x: Quit when a syntax file was already loaded if version < 600 syntax clear elseif exists("b:current_syntax") finish endif syn keyword xpmType char syn keyword xpmStorageClass static syn keyword xpmTodo TODO FIXME XXX contained syn region xpmComment start="/\*" end="\*/" contains=xpmTodo syn region xpmPixelString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@xpmColors if has("gui_running") let color = "" let chars = "" let colors = 0 let cpp = 0 let n = 0 let i = 1 while i <= line("$") " scanning all lines let s = matchstr(getline(i), '".\{-1,}"') if s != "" " does line contain a string? if n == 0 " first string is the Values string " get the 3rd value: colors = number of colors let colors = substitute(s, '"\s*\d\+\s\+\d\+\s\+\(\d\+\).*"', '\1', '') " get the 4th value: cpp = number of character per pixel let cpp = substitute(s, '"\s*\d\+\s\+\d\+\s\+\d\+\s\+\(\d\+\).*"', '\1', '') if cpp =~ '[^0-9]' break " if cpp is not made of digits there must be something wrong endif " Highlight the Values string as normal string (no pixel string). " Only when there is no slash, it would terminate the pattern. if s !~ '/' exe 'syn match xpmValues /' . s . '/' endif hi link xpmValues String let n = 1 " n = color index elseif n <= colors " string is a color specification " get chars = <cpp> length string representing the pixels " (first incl. the following whitespace) let chars = substitute(s, '"\(.\{'.cpp.'}\s\).*"', '\1', '') " now get color, first try 'c' key if any (color visual) let color = substitute(s, '".*\sc\s\+\(.\{-}\)\s*\(\(g4\=\|[ms]\)\s.*\)*\s*"', '\1', '') if color == s " no 'c' key, try 'g' key (grayscale with more than 4 levels) let color = substitute(s, '".*\sg\s\+\(.\{-}\)\s*\(\(g4\|[ms]\)\s.*\)*\s*"', '\1', '') if color == s " next try: 'g4' key (4-level grayscale) let color = substitute(s, '".*\sg4\s\+\(.\{-}\)\s*\([ms]\s.*\)*\s*"', '\1', '') if color == s " finally try 'm' key (mono visual) let color = substitute(s, '".*\sm\s\+\(.\{-}\)\s*\(s\s.*\)*\s*"', '\1', '') if color == s let color = "" endif endif endif endif " Vim cannot handle RGB codes with more than 6 hex digits if color =~ '#\x\{10,}$' let color = substitute(color, '\(\x\x\)\x\x', '\1', 'g') elseif color =~ '#\x\{7,}$' let color = substitute(color, '\(\x\x\)\x', '\1', 'g') " nor with 3 digits elseif color =~ '#\x\{3}$' let color = substitute(color, '\(\x\)\(\x\)\(\x\)', '0\10\20\3', '') endif " escape meta characters in patterns let s = escape(s, '/\*^$.~[]') let chars = escape(chars, '/\*^$.~[]') " now create syntax items " highlight the color string as normal string (no pixel string) exe 'syn match xpmCol'.n.'Def /'.s.'/ contains=xpmCol'.n.'inDef' exe 'hi link xpmCol'.n.'Def String' " but highlight the first whitespace after chars in its color exe 'syn match xpmCol'.n.'inDef /"'.chars.'/hs=s+'.(cpp+1).' contained' exe 'hi link xpmCol'.n.'inDef xpmColor'.n " remove the following whitespace from chars let chars = substitute(chars, '.$', '', '') " and create the syntax item contained in the pixel strings exe 'syn match xpmColor'.n.' /'.chars.'/ contained' exe 'syn cluster xpmColors add=xpmColor'.n " if no color or color = "None" show background if color == "" || substitute(color, '.*', '\L&', '') == 'none' exe 'hi xpmColor'.n.' guifg=bg' exe 'hi xpmColor'.n.' guibg=NONE' elseif color !~ "'" exe 'hi xpmColor'.n." guifg='".color."'" exe 'hi xpmColor'.n." guibg='".color."'" endif let n = n + 1 else break " no more color string endif endif let i = i + 1 endwhile unlet color chars colors cpp n i s endif " has("gui_running") " Define the default highlighting. " For version 5.7 and earlier: only when not done already " For version 5.8 and later: only when an item doesn't have highlighting yet if version >= 508 || !exists("did_xpm_syntax_inits") if version < 508 let did_xpm_syntax_inits = 1 command -nargs=+ HiLink hi link <args> else command -nargs=+ HiLink hi def link <args> endif HiLink xpmType Type HiLink xpmStorageClass StorageClass HiLink xpmTodo Todo HiLink xpmComment Comment HiLink xpmPixelString String delcommand HiLink endif let b:current_syntax = "xpm" " vim: ts=8:sw=3:noet: