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Diffstat (limited to '')
| -rw-r--r-- | runtime/syntax/xpm2.vim | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/runtime/syntax/xpm2.vim b/runtime/syntax/xpm2.vim new file mode 100644 index 0000000..dfa6945 --- /dev/null +++ b/runtime/syntax/xpm2.vim @@ -0,0 +1,153 @@ +" Vim syntax file +" Language: X Pixmap v2 +" Maintainer: Steve Wall (hitched97@velnet.com) +" Last Change: 2017 Feb 01 +" (Dominique Pelle added @Spell) +" Version: 5.8 +" Jemma Nelson added termguicolors support +" +" Made from xpm.vim by Ronald Schild <rs@scutum.de> + +" quit when a syntax file was already loaded +if 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 + + +command -nargs=+ Hi hi def <args> + +if has("gui_running") || has("termguicolors") && &termguicolors + + 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 + hi def link 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 'hi def link 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 'hi def link 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") || has("termguicolors") && &termguicolors + +" Define the default highlighting. +" Only when an item doesn't have highlighting yet +" The default highlighting. +hi def link xpm2Type Type +hi def link xpm2StorageClass StorageClass +hi def link xpm2Todo Todo +hi def link xpm2Comment Comment +hi def link xpm2PixelString String + +delcommand Hi + +let b:current_syntax = "xpm2" + +let &cpo = s:cpo_save +unlet s:cpo_save +" vim: ts=8:sw=2:noet: |