| " Vim syntax file |
| " Language: X Pixmap |
| " Maintainer: Ronald Schild <rs@scutum.de> |
| " Last Change: 2008 May 28 |
| " Version: 5.4n.1 |
| |
| " quit when a syntax file was already loaded |
| if 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. |
| " Only when an item doesn't have highlighting yet |
| |
| hi def link xpmType Type |
| hi def link xpmStorageClass StorageClass |
| hi def link xpmTodo Todo |
| hi def link xpmComment Comment |
| hi def link xpmPixelString String |
| |
| |
| let b:current_syntax = "xpm" |
| |
| " vim: ts=8:sw=3:noet: |