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" Vim syntax file
" Language: X Pixmap v2
" Maintainer: Steve Wall (hitched97@velnet.com)
" Last Change: 2012 Jun 01
" (Dominique Pelle added @Spell)
" Version: 5.8
"
" Made from xpm.vim by Ronald Schild <rs@scutum.de>
" 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
let s:cpo_save = &cpo
set cpo&vim
syn region xpm2PixelString start="^" end="$" contains=@xpm2Colors
syn keyword xpm2Todo TODO FIXME XXX contained
syn match xpm2Comment "\!.*$" contains=@Spell,xpm2Todo
if version < 508
command -nargs=+ HiLink hi link <args>
command -nargs=+ Hi hi <args>
else
command -nargs=+ HiLink hi def link <args>
command -nargs=+ Hi hi def <args>
endif
if has("gui_running")
let color = ""
let chars = ""
let colors = 0
let cpp = 0
let n = 0
let i = 1
while i <= line("$") " scanning all lines
let s = getline(i)
if match(s,"\!.*$") != -1
let s = matchstr(s, "^[^\!]*")
endif
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 xpm2Values /' . s . '/'
endif
HiLink xpm2Values Statement
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, '/\*^$.~[]')
let chars = escape(chars, '/\*^$.~[]')
" change whitespace to "\s\+"
let s = substitute(s, "[ \t][ \t]*", "\\\\s\\\\+", "g")
let chars = substitute(chars, "[ \t][ \t]*", "\\\\s\\\\+", "g")
" now create syntax items
" highlight the color string as normal string (no pixel string)
exe 'syn match xpm2Col'.n.'Def /'.s.'/ contains=xpm2Col'.n.'inDef'
exe 'HiLink xpm2Col'.n.'Def Constant'
" but highlight the first whitespace after chars in its color
exe 'syn match xpm2Col'.n.'inDef /^'.chars.'/hs=s+'.(cpp).' contained'
exe 'HiLink xpm2Col'.n.'inDef xpm2Color'.n
" remove the following whitespace from chars
let chars = substitute(chars, '\\s\\+$', '', '')
" and create the syntax item contained in the pixel strings
exe 'syn match xpm2Color'.n.' /'.chars.'/ contained'
exe 'syn cluster xpm2Colors add=xpm2Color'.n
" if no color or color = "None" show background
if color == "" || substitute(color, '.*', '\L&', '') == 'none'
exe 'Hi xpm2Color'.n.' guifg=bg guibg=NONE'
elseif color !~ "'"
exe 'Hi xpm2Color'.n." guifg='".color."' 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_xpm2_syntax_inits")
if version < 508
let did_xpm2_syntax_inits = 1
endif
" The default highlighting.
HiLink xpm2Type Type
HiLink xpm2StorageClass StorageClass
HiLink xpm2Todo Todo
HiLink xpm2Comment Comment
HiLink xpm2PixelString String
endif
delcommand HiLink
delcommand Hi
let b:current_syntax = "xpm2"
let &cpo = s:cpo_save
unlet s:cpo_save
" vim: ts=8:sw=2:noet:
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