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-rw-r--r--tex/context/base/buff-imp-mp.lua176
1 files changed, 176 insertions, 0 deletions
diff --git a/tex/context/base/buff-imp-mp.lua b/tex/context/base/buff-imp-mp.lua
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index 000000000..7c356a5c8
--- /dev/null
+++ b/tex/context/base/buff-imp-mp.lua
@@ -0,0 +1,176 @@
+if not modules then modules = { } end modules ['v-mp'] = {
+ version = 1.001,
+ comment = "companion to v-mp.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+local P, S, V, patterns = lpeg.P, lpeg.S, lpeg.V, lpeg.patterns
+
+local primitives = table.tohash {
+ 'charcode', 'day', 'linecap', 'linejoin', 'miterlimit', 'month', 'pausing',
+ 'prologues', 'showstopping', 'time', 'tracingcapsules', 'tracingchoices',
+ 'tracingcommands', 'tracingequations', 'tracinglostchars',
+ 'tracingmacros', 'tracingonline', 'tracingoutput', 'tracingrestores',
+ 'tracingspecs', 'tracingstats', 'tracingtitles', 'truecorners',
+ 'warningcheck', 'year', 'mpprocset',
+ 'false', 'nullpicture', 'pencircle', 'true',
+ 'and', 'angle', 'arclength', 'arctime', 'ASCII', 'bluepart', 'boolean', 'bot',
+ 'char', 'color', 'cosd', 'cycle', 'decimal', 'directiontime', 'floor', 'fontsize',
+ 'greenpart', 'hex', 'infont', 'intersectiontimes', 'known', 'length', 'llcorner',
+ 'lrcorner', 'makepath', 'makepen', 'mexp', 'mlog', 'normaldeviate', 'not',
+ 'numeric', 'oct', 'odd', 'or', 'path', 'pair', 'pen', 'penoffset', 'picture', 'point',
+ 'postcontrol', 'precontrol', 'redpart', 'reverse', 'rotated', 'scaled',
+ 'shifted', 'sind', 'slanted', 'sqrt', 'str', 'string', 'subpath', 'substring',
+ 'transform', 'transformed', 'ulcorner', 'uniformdeviate', 'unknown',
+ 'urcorner', 'xpart', 'xscaled', 'xxpart', 'xypart', 'ypart', 'yscaled', 'yxpart',
+ 'yypart', 'zscaled',
+ 'addto', 'clip', 'input', 'interim', 'let', 'newinternal', 'save', 'setbounds',
+ 'shipout', 'show', 'showdependencies', 'showtoken', 'showvariable',
+ 'special',
+ 'begingroup', 'endgroup', 'of', 'curl', 'tension', 'and', 'controls',
+ 'reflectedabout', 'rotatedaround', 'interpath', 'on', 'off', 'beginfig',
+ 'endfig', 'def', 'vardef', 'enddef', 'epxr', 'suffix', 'text', 'primary', 'secondary',
+ 'tertiary', 'primarydef', 'secondarydef', 'tertiarydef', 'top', 'bottom',
+ 'ulft', 'urt', 'llft', 'lrt', 'randomseed', 'also', 'contour', 'doublepath',
+ 'withcolor', 'withpen', 'dashed', 'if', 'else', 'elseif', 'fi', 'for', 'endfor', 'forever', 'exitif',
+ 'forsuffixes', 'downto', 'upto', 'step', 'until',
+ 'charlist', 'extensible', 'fontdimen', 'headerbyte', 'kern', 'ligtable',
+ 'boundarychar', 'chardp', 'charext', 'charht', 'charic', 'charwd', 'designsize',
+ 'fontmaking', 'charexists',
+ 'cullit', 'currenttransform', 'gfcorners', 'grayfont', 'hround',
+ 'imagerules', 'lowres_fix', 'nodisplays', 'notransforms', 'openit',
+ 'displaying', 'currentwindow', 'screen_rows', 'screen_cols',
+ 'pixels_per_inch', 'cull', 'display', 'openwindow', 'numspecial',
+ 'totalweight', 'autorounding', 'fillin', 'proofing', 'tracingpens',
+ 'xoffset', 'chardx', 'granularity', 'smoothing', 'turningcheck', 'yoffset',
+ 'chardy', 'hppp', 'tracingedges', 'vppp',
+ 'extra_beginfig', 'extra_endfig', 'mpxbreak',
+ 'end', 'btex', 'etex', 'verbatimtex'
+}
+
+local plain = table.tohash {
+ 'ahangle', 'ahlength', 'bboxmargin', 'defaultpen', 'defaultscale',
+ 'labeloffset', 'background', 'currentpen', 'currentpicture', 'cuttings',
+ 'defaultfont', 'extra_beginfig', 'extra_endfig',
+ 'beveled', 'black', 'blue', 'bp', 'butt', 'cc', 'cm', 'dd', 'ditto', 'down', 'epsilon',
+ 'evenly', 'fullcircle', 'green', 'halfcircle', 'identity', 'in', 'infinity', 'left',
+ 'mitered', 'mm', 'origin', 'pensquare', 'pt', 'quartercircle', 'red', 'right',
+ 'rounded', 'squared', 'unitsquare', 'up', 'white', 'withdots',
+ 'abs', 'bbox', 'ceiling', 'center', 'cutafter', 'cutbefore', 'dir',
+ 'directionpoint', 'div', 'dotprod', 'intersectionpoint', 'inverse', 'mod', 'lft',
+ 'round', 'rt', 'unitvector', 'whatever',
+ 'cutdraw', 'draw', 'drawarrow', 'drawdblarrow', 'fill', 'filldraw', 'drawdot',
+ 'loggingall', 'pickup', 'tracingall', 'tracingnone', 'undraw', 'unfill',
+ 'unfilldraw',
+ 'buildcycle', 'dashpattern', 'decr', 'dotlabel', 'dotlabels', 'drawoptions',
+ 'incr', 'label', 'labels', 'max', 'min', 'thelabel', 'z',
+ 'beginchar', 'blacker', 'capsule_end', 'change_width',
+ 'define_blacker_pixels', 'define_corrected_pixels',
+ 'define_good_x_pixels', 'define_good_y_pixels',
+ 'define_horizontal_corrected_pixels', 'define_pixels',
+ 'define_whole_blacker_pixels', 'define_whole_pixels',
+ 'define_whole_vertical_blacker_pixels',
+ 'define_whole_vertical_pixels', 'endchar', 'extra_beginchar',
+ 'extra_endchar', 'extra_setup', 'font_coding_scheme',
+ 'font_extra_space'
+}
+
+local metafun = table.tohash {
+ 'unitcircle', 'fulldiamond', 'unitdiamond',
+ 'halfcircle', 'quartercircle',
+ 'llcircle', 'lrcircle', 'urcircle', 'ulcircle',
+ 'tcircle', 'bcircle', 'lcircle', 'rcircle',
+ 'lltriangle', 'lrtriangle', 'urtriangle', 'ultriangle',
+ 'smoothed', 'cornered', 'superellipsed', 'randomized', 'squeezed',
+ 'punked', 'curved', 'unspiked', 'simplified', 'blownup', 'stretched',
+ 'paralled', 'enlonged', 'shortened',
+ 'enlarged', 'leftenlarged', 'topenlarged', 'rightenlarged', 'bottomenlarged',
+ 'llenlarged', 'lrenlarged', 'urenlarged', 'ulenlarged',
+ 'llmoved', 'lrmoved', 'urmoved', 'ulmoved',
+ 'boundingbox', 'innerboundingbox', 'outerboundingbox',
+ 'bottomboundary', 'leftboundary', 'topboundary', 'rightboundary',
+ 'xsized', 'ysized', 'xysized',
+ 'cmyk', 'transparent', 'withshade', 'spotcolor',
+ 'drawfill', 'undrawfill',
+ 'inverted', 'uncolored', 'softened', 'grayed',
+ 'textext', 'graphictext',
+ 'loadfigure', 'externalfigure'
+}
+
+local context = context
+local verbatim = context.verbatim
+local makepattern = visualizers.makepattern
+
+local MetapostSnippet = context.MetapostSnippet
+local startMetapostSnippet = context.startMetapostSnippet
+local stopMetapostSnippet = context.stopMetapostSnippet
+
+local MetapostSnippetConstructor = verbatim.MetapostSnippetConstructor
+local MetapostSnippetBoundary = verbatim.MetapostSnippetBoundary
+local MetapostSnippetSpecial = verbatim.MetapostSnippetSpecial
+local MetapostSnippetComment = verbatim.MetapostSnippetComment
+local MetapostSnippetNamePrimitive = verbatim.MetapostSnippetNamePrimitive
+local MetapostSnippetNamePlain = verbatim.MetapostSnippetNamePlain
+local MetapostSnippetNameMetafun = verbatim.MetapostSnippetNameMetafun
+local MetapostSnippetName = verbatim.MetapostSnippetName
+
+local function visualizename(s)
+ if primitives[s] then
+ MetapostSnippetNamePrimitive(s)
+ elseif plain[s] then
+ MetapostSnippetNamePlain(s)
+ elseif metafun[s] then
+ MetapostSnippetNameMetafun(s)
+ else
+ MetapostSnippetName(s)
+ end
+end
+
+local handler = visualizers.newhandler {
+ startinline = function() MetapostSnippet(false,"{") end,
+ stopinline = function() context("}") end,
+ startdisplay = function() startMetapostSnippet() end,
+ stopdisplay = function() stopMetapostSnippet() end ,
+ constructor = function(s) MetapostSnippetConstructor(s) end,
+ boundary = function(s) MetapostSnippetBoundary(s) end,
+ special = function(s) MetapostSnippetSpecial(s) end,
+ comment = function(s) MetapostSnippetComment(s) end,
+ string = function(s) MetapostSnippetString(s) end,
+ quote = function(s) MetapostSnippetQuote(s) end,
+ name = visualizename,
+}
+
+local comment = S("%")
+local name = (patterns.letter + S("_"))^1
+local constructor = S("$@#")
+local boundary = S('()[]:=<>;"')
+local special = S("-+/*|`!?^&%.,")
+
+local grammar = visualizers.newgrammar("default", { "visualizer",
+
+ comment = makepattern(handler,"comment",comment)
+ * (V("space") + V("content"))^0,
+ dstring = makepattern(handler,"quote",patterns.dquote)
+ * makepattern(handler,"string",patterns.nodquote)
+ * makepattern(handler,"quote",patterns.dquote),
+ name = makepattern(handler,"name",name),
+ constructor = makepattern(handler,"constructor",constructor),
+ boundary = makepattern(handler,"boundary",boundary),
+ special = makepattern(handler,"special",special),
+
+ pattern =
+ V("comment") + V("dstring") + V("name") + V("constructor") + V("boundary") + V("special")
+ + V("newline") * V("emptyline")^0 * V("beginline")
+ + V("space")
+ + V("default"),
+
+ visualizer =
+ V("pattern")^1
+
+} )
+
+local parser = P(grammar)
+
+visualizers.register("mp", { parser = parser, handler = handler, grammar = grammar } )