1" Vim syntax file 2" Language: X Pixmap 3" Maintainer: Ronald Schild <rs@scutum.de> 4" Last Change: 2008 May 28 5" Version: 5.4n.1 6 7" For version 5.x: Clear all syntax items 8" For version 6.x: Quit when a syntax file was already loaded 9if version < 600 10 syntax clear 11elseif exists("b:current_syntax") 12 finish 13endif 14 15syn keyword xpmType char 16syn keyword xpmStorageClass static 17syn keyword xpmTodo TODO FIXME XXX contained 18syn region xpmComment start="/\*" end="\*/" contains=xpmTodo 19syn region xpmPixelString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@xpmColors 20 21if has("gui_running") 22 23let color = "" 24let chars = "" 25let colors = 0 26let cpp = 0 27let n = 0 28let i = 1 29 30while i <= line("$") " scanning all lines 31 32 let s = matchstr(getline(i), '".\{-1,}"') 33 if s != "" " does line contain a string? 34 35 if n == 0 " first string is the Values string 36 37 " get the 3rd value: colors = number of colors 38 let colors = substitute(s, '"\s*\d\+\s\+\d\+\s\+\(\d\+\).*"', '\1', '') 39 " get the 4th value: cpp = number of character per pixel 40 let cpp = substitute(s, '"\s*\d\+\s\+\d\+\s\+\d\+\s\+\(\d\+\).*"', '\1', '') 41 if cpp =~ '[^0-9]' 42 break " if cpp is not made of digits there must be something wrong 43 endif 44 45 " Highlight the Values string as normal string (no pixel string). 46 " Only when there is no slash, it would terminate the pattern. 47 if s !~ '/' 48 exe 'syn match xpmValues /' . s . '/' 49 endif 50 hi link xpmValues String 51 52 let n = 1 " n = color index 53 54 elseif n <= colors " string is a color specification 55 56 " get chars = <cpp> length string representing the pixels 57 " (first incl. the following whitespace) 58 let chars = substitute(s, '"\(.\{'.cpp.'}\s\).*"', '\1', '') 59 60 " now get color, first try 'c' key if any (color visual) 61 let color = substitute(s, '".*\sc\s\+\(.\{-}\)\s*\(\(g4\=\|[ms]\)\s.*\)*\s*"', '\1', '') 62 if color == s 63 " no 'c' key, try 'g' key (grayscale with more than 4 levels) 64 let color = substitute(s, '".*\sg\s\+\(.\{-}\)\s*\(\(g4\|[ms]\)\s.*\)*\s*"', '\1', '') 65 if color == s 66 " next try: 'g4' key (4-level grayscale) 67 let color = substitute(s, '".*\sg4\s\+\(.\{-}\)\s*\([ms]\s.*\)*\s*"', '\1', '') 68 if color == s 69 " finally try 'm' key (mono visual) 70 let color = substitute(s, '".*\sm\s\+\(.\{-}\)\s*\(s\s.*\)*\s*"', '\1', '') 71 if color == s 72 let color = "" 73 endif 74 endif 75 endif 76 endif 77 78 " Vim cannot handle RGB codes with more than 6 hex digits 79 if color =~ '#\x\{10,}$' 80 let color = substitute(color, '\(\x\x\)\x\x', '\1', 'g') 81 elseif color =~ '#\x\{7,}$' 82 let color = substitute(color, '\(\x\x\)\x', '\1', 'g') 83 " nor with 3 digits 84 elseif color =~ '#\x\{3}$' 85 let color = substitute(color, '\(\x\)\(\x\)\(\x\)', '0\10\20\3', '') 86 endif 87 88 " escape meta characters in patterns 89 let s = escape(s, '/\*^$.~[]') 90 let chars = escape(chars, '/\*^$.~[]') 91 92 " now create syntax items 93 " highlight the color string as normal string (no pixel string) 94 exe 'syn match xpmCol'.n.'Def /'.s.'/ contains=xpmCol'.n.'inDef' 95 exe 'hi link xpmCol'.n.'Def String' 96 97 " but highlight the first whitespace after chars in its color 98 exe 'syn match xpmCol'.n.'inDef /"'.chars.'/hs=s+'.(cpp+1).' contained' 99 exe 'hi link xpmCol'.n.'inDef xpmColor'.n 100 101 " remove the following whitespace from chars 102 let chars = substitute(chars, '.$', '', '') 103 104 " and create the syntax item contained in the pixel strings 105 exe 'syn match xpmColor'.n.' /'.chars.'/ contained' 106 exe 'syn cluster xpmColors add=xpmColor'.n 107 108 " if no color or color = "None" show background 109 if color == "" || substitute(color, '.*', '\L&', '') == 'none' 110 exe 'hi xpmColor'.n.' guifg=bg' 111 exe 'hi xpmColor'.n.' guibg=NONE' 112 elseif color !~ "'" 113 exe 'hi xpmColor'.n." guifg='".color."'" 114 exe 'hi xpmColor'.n." guibg='".color."'" 115 endif 116 let n = n + 1 117 else 118 break " no more color string 119 endif 120 endif 121 let i = i + 1 122endwhile 123 124unlet color chars colors cpp n i s 125 126endif " has("gui_running") 127 128" Define the default highlighting. 129" For version 5.7 and earlier: only when not done already 130" For version 5.8 and later: only when an item doesn't have highlighting yet 131if version >= 508 || !exists("did_xpm_syntax_inits") 132 if version < 508 133 let did_xpm_syntax_inits = 1 134 command -nargs=+ HiLink hi link <args> 135 else 136 command -nargs=+ HiLink hi def link <args> 137 endif 138 139 HiLink xpmType Type 140 HiLink xpmStorageClass StorageClass 141 HiLink xpmTodo Todo 142 HiLink xpmComment Comment 143 HiLink xpmPixelString String 144 145 delcommand HiLink 146endif 147 148let b:current_syntax = "xpm" 149 150" vim: ts=8:sw=3:noet: 151