From aed8ce9da277f5ecffe968b324f242c41c3b752a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 10:50:31 +0200
Subject: Adding upstream version 2:9.0.1378.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 runtime/syntax/xpm.vim | 141 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 runtime/syntax/xpm.vim

(limited to 'runtime/syntax/xpm.vim')

diff --git a/runtime/syntax/xpm.vim b/runtime/syntax/xpm.vim
new file mode 100644
index 0000000..be9f387
--- /dev/null
+++ b/runtime/syntax/xpm.vim
@@ -0,0 +1,141 @@
+" Vim syntax file
+" Language:	X Pixmap
+" Maintainer:	Ronald Schild <rs@scutum.de>
+" Last Change:	2021 Oct 04
+" Version:	5.4n.1
+"               Jemma Nelson added termguicolors support
+"               Dominique Pellé fixed spelling support
+
+" quit when a syntax file was already loaded
+if exists("b:current_syntax")
+  finish
+endif
+
+syn spell notoplevel
+
+syn keyword xpmType		char
+syn keyword xpmStorageClass	static
+syn keyword xpmTodo		TODO FIXME XXX  contained
+syn region  xpmComment		start="/\*"  end="\*/"  contains=xpmTodo,@Spell
+syn region  xpmPixelString	start=+"+  skip=+\\\\\|\\"+  end=+"+  contains=@xpmColors
+
+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 = 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") || has("termguicolors") && &termguicolors
+
+" 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:
-- 
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