3 " Maintainer: Andreas Scherer <andreas.scherer@pobox.com>
4 " Last Change: April 25, 2001
6 " For version 5.x: Clear all syntax items
7 " For version 6.x: Quit when a syntax file was already loaded
10 elseif exists("b:current_syntax")
14 " Metafont 'primitives' as defined in chapter 25 of 'The METAFONTbook'
15 " Page 210: 'boolean expressions'
16 syn keyword mfBoolExp true false known unknown odd charexists not and or
18 " Page 210: 'numeric expression'
19 syn keyword mfNumExp normaldeviate length ASCII oct hex angle turningnumber
20 syn keyword mfNumExp totalweight directiontime xpart ypart xxpart xypart
21 syn keyword mfNumExp yxpart yypart sqrt sind cosd mlog mexp floor
22 syn keyword mfNumExp uniformdeviate
24 " Page 211: 'internal quantities'
25 syn keyword mfInternal tracingtitles tracingequations tracingcapsules
26 syn keyword mfInternal tracingchoices tracingspecs tracingpens
27 syn keyword mfInternal tracingcommands tracingrestores tracingmacros
28 syn keyword mfInternal tracingedges tracingoutput tracingonline tracingstats
29 syn keyword mfInternal pausing showstopping fontmaking proofing
30 syn keyword mfInternal turningcheck warningcheck smoothing autorounding
31 syn keyword mfInternal granularity fillin year month day time
32 syn keyword mfInternal charcode charext charwd charht chardp charic
33 syn keyword mfInternal chardx chardy designsize hppp vppp xoffset yoffset
34 syn keyword mfInternal boundarychar
36 " Page 212: 'pair expressions'
37 syn keyword mfPairExp point of precontrol postcontrol penoffset rotated
38 syn keyword mfPairExp scaled shifted slanted transformed xscaled yscaled
39 syn keyword mfPairExp zscaled
41 " Page 213: 'path expressions'
42 syn keyword mfPathExp makepath reverse subpath curl tension atleast
43 syn keyword mfPathExp controls cycle
45 " Page 214: 'pen expressions'
46 syn keyword mfPenExp nullpen pencircle makepen
48 " Page 214: 'picutre expressions'
49 syn keyword mfPicExp nullpicture
51 " Page 214: 'string expressions'
52 syn keyword mfStringExp jobname readstring str char decimal substring
54 " Page 217: 'commands and statements'
55 syn keyword mfCommand end dump save interim newinternal randomseed let
56 syn keyword mfCommand delimiters outer everyjob show showvariable showtoken
57 syn keyword mfCommand showdependencies showstats message errmessage errhelp
58 syn keyword mfCommand batchmode nonstopmode scrollmode errorstopmode
59 syn keyword mfCommand addto also contour doublepath withpen withweight cull
60 syn keyword mfCommand keeping dropping display inwindow openwindow at from to
61 syn keyword mfCommand shipout special numspecial
64 syn keyword mfType boolean numeric pair path pen picture string transform
66 " Page 155: 'grouping'
67 syn keyword mfStatement begingroup endgroup
69 " Page 165: 'definitions'
70 syn keyword mfDefinition enddef def expr suffix text primary secondary
71 syn keyword mfDefinition tertiary vardef primarydef secondarydef tertiarydef
73 " Page 169: 'conditions and loops'
74 syn keyword mfCondition if fi else elseif endfor for forsuffixes forever
75 syn keyword mfCondition step until exitif
77 " Other primitives listed in the index
78 syn keyword mfPrimitive charlist endinput expandafter extensible
79 syn keyword mfPrimitive fontdimen headerbyte inner input intersectiontimes
80 syn keyword mfPrimitive kern ligtable quote scantokens skipto
82 " Keywords defined by plain.mf (defined on pp.262-278)
83 if !exists("plain_mf_macros")
84 let plain_mf_macros = 1 " Set this to '0' if your source gets too colourful
85 " metapost.vim does so to turn off Metafont macros
88 syn keyword mfMacro abs addto_currentpicture aspect_ratio base_name
89 syn keyword mfMacro base_version beginchar blacker blankpicture bot bye byte
90 syn keyword mfMacro capsule_def ceiling change_width clear_pen_memory clearit
91 syn keyword mfMacro clearpen clearxy counterclockwise culldraw cullit
92 syn keyword mfMacro currentpen currentpen_path currentpicture
93 syn keyword mfMacro currenttransform currentwindow cutdraw cutoff d decr
94 syn keyword mfMacro define_blacker_pixels define_corrected_pixels
95 syn keyword mfMacro define_good_x_pixels define_good_y_pixels
96 syn keyword mfMacro define_horizontal_corrected_pixels define_pixels
97 syn keyword mfMacro define_whole_blacker_pixels define_whole_pixels
98 syn keyword mfMacro define_whole_vertical_blacker_pixels
99 syn keyword mfMacro define_whole_vertical_pixels dir direction directionpoint
100 syn keyword mfMacro displaying ditto div dotprod down downto draw drawdot
101 syn keyword mfMacro endchar eps epsilon extra_beginchar extra_endchar
102 syn keyword mfMacro extra_setup erase exitunless fill filldraw fix_units flex
103 syn keyword mfMacro font_coding_scheme font_extra_space font_identifier
104 syn keyword mfMacro font_normal_shrink font_normal_space font_normal_stretch
105 syn keyword mfMacro font_quad font_setup font_size font_slant font_x_height
106 syn keyword mfMacro fullcircle generate gfcorners gobble gobbled grayfont h
107 syn keyword mfMacro halfcircle hide hround identity image_rules incr infinity
108 syn keyword mfMacro interact interpath intersectionpoint inverse italcorr
109 syn keyword mfMacro join_radius killtext labelfont labels left lft localfont
110 syn keyword mfMacro loggingall lowres lowres_fix mag magstep makebox makegrid
111 syn keyword mfMacro makelabel maketicks max min mod mode mode_def mode_name
112 syn keyword mfMacro mode_setup nodisplays notransforms number_of_modes numtok
113 syn keyword mfMacro o_correction openit origin pen_bot pen_lft pen_rt pen_top
114 syn keyword mfMacro penlabels penpos penrazor penspeck pensquare penstroke
115 syn keyword mfMacro pickup pixels_per_inch proof proofoffset proofrule
116 syn keyword mfMacro proofrulethickness quartercircle range reflectedabout
117 syn keyword mfMacro relax right rotatedabout rotatedaround round rt rulepen
118 syn keyword mfMacro savepen screenchars screen_rows screen_cols screenrule
119 syn keyword mfMacro screenstrokes shipit showit slantfont smode smoke softjoin
120 syn keyword mfMacro solve stop superellipse takepower tensepath titlefont
121 syn keyword mfMacro tolerance top tracingall tracingnone undraw undrawdot
122 syn keyword mfMacro unfill unfilldraw unitpixel unitsquare unitvector up upto
123 syn keyword mfMacro vround w whatever
126 " Some other basic macro names, e.g., from cmbase, logo, etc.
127 if !exists("other_mf_macros")
128 let other_mf_macros = 1 " Set this to '0' if your code gets too colourful
129 " metapost.vim does so to turn off Metafont macros
132 syn keyword mfMacro beginlogochar
136 syn match mfNumeric "[-]\=\d\+"
137 syn match mfNumeric "[-]\=\.\d\+"
138 syn match mfNumeric "[-]\=\d\+\.\d\+"
141 syn match mfLength "\<\(bp\|cc\|cm\|dd\|in\|mm\|pc\|pt\)\>"
142 syn match mfLength "\<[-]\=\d\+\(bp\|cc\|cm\|dd\|in\|mm\|pc\|pt\)\#\=\>"
143 syn match mfLength "\<[-]\=\.\d\+\(bp\|cc\|cm\|dd\|in\|mm\|pc\|pt\)\#\=\>"
144 syn match mfLength "\<[-]\=\d\+\.\d\+\(bp\|cc\|cm\|dd\|in\|mm\|pc\|pt\)\#\=\>"
146 " Metafont coordinates and points
147 syn match mfCoord "\<[xy]\d\+\>"
148 syn match mfPoint "\<z\d\+\>"
151 syn region mfString start=+"+ end=+"+
154 syn match mfComment "%.*$"
159 " Define the default highlighting
160 " For version 5.7 and earlier: only when not done already
161 " For version 5.8 and later: only when an item doesn't have highlighting yet
162 if version >= 508 || !exists("did_mf_syntax_inits")
164 let did_mf_syntax_inits = 1
165 command -nargs=+ HiLink hi link <args>
167 command -nargs=+ HiLink hi def link <args>
170 HiLink mfBoolExp Statement
171 HiLink mfNumExp Statement
172 HiLink mfInternal Identifier
173 HiLink mfPairExp Statement
174 HiLink mfPathExp Statement
175 HiLink mfPenExp Statement
176 HiLink mfPicExp Statement
177 HiLink mfStringExp Statement
178 HiLink mfCommand Statement
180 HiLink mfStatement Statement
181 HiLink mfDefinition Statement
182 HiLink mfCondition Conditional
183 HiLink mfPrimitive Statement
185 HiLink mfCoord Identifier
186 HiLink mfPoint Identifier
187 HiLink mfNumeric Number
188 HiLink mfLength Number
189 HiLink mfComment Comment
190 HiLink mfString String
195 let b:current_syntax = "mf"