diff options
Diffstat (limited to 'tex/generic/context/luatex/luatex-mplib.lua')
| -rw-r--r-- | tex/generic/context/luatex/luatex-mplib.lua | 227 |
1 files changed, 146 insertions, 81 deletions
diff --git a/tex/generic/context/luatex/luatex-mplib.lua b/tex/generic/context/luatex/luatex-mplib.lua index 976bb59f9..c610fca57 100644 --- a/tex/generic/context/luatex/luatex-mplib.lua +++ b/tex/generic/context/luatex/luatex-mplib.lua @@ -230,7 +230,14 @@ else return "" end - function metapost.load(name) + local modes = { + scaled = true, + decimal = true, + binary = true, + double = true, + } + + function metapost.load(name,mode) local mpd = { buffer = { }, verbatim = { } @@ -241,6 +248,7 @@ else make_text = function(...) return metapost.maketext (mpd,...) end, run_script = function(...) return metapost.runscript(mpd,...) end, extensions = 1, + math_mode = mode and modes[mode] and mode or "scaled", } local result if not mpx then @@ -283,9 +291,9 @@ else return true end - function metapost.process(mpx, data) + function metapost.process(format,data,mode) local converted, result = false, {} - mpx = metapost.load(mpx) + local mpx = metapost.load(format,mode) if mpx and data then local result = mpx:execute(data) if not result then @@ -300,6 +308,8 @@ else else metapost.report("mp error: unknown error, maybe no beginfig/endfig") end +-- mpx:finish() +-- mpx = nil else metapost.report("mp error: mem file not found") end @@ -452,15 +462,19 @@ else pdf_startfigure(fignum,llx,lly,urx,ury) pdf_literalcode("q") if objects then + local savedpath = nil + local savedhtap = nil for o=1,#objects do local object = objects[o] local objecttype = object.type if objecttype == "start_bounds" or objecttype == "stop_bounds" then -- skip elseif objecttype == "start_clip" then + local evenodd = not object.istext and object.postscript == "evenodd" pdf_literalcode("q") flushnormalpath(object.path,t,false) pdf_literalcode("W n") + pdf_literalcode(evenodd and "W* n" or "W n") elseif objecttype == "stop_clip" then pdf_literalcode("Q") miterlimit, linecap, linejoin, dashed = -1, -1, -1, false @@ -472,96 +486,147 @@ else pdf_textfigure(object.font,object.dsize,object.text,object.width,object.height,object.depth) pdf_literalcode("Q") else - local cs = object.color - local cr = false - if cs and #cs > 0 then - cs, cr = metapost.colorconverter(cs) - pdf_literalcode(cs) - end - local ml = object.miterlimit - if ml and ml ~= miterlimit then - miterlimit = ml - pdf_literalcode("%f M",ml) - end - local lj = object.linejoin - if lj and lj ~= linejoin then - linejoin = lj - pdf_literalcode("%i j",lj) - end - local lc = object.linecap - if lc and lc ~= linecap then - linecap = lc - pdf_literalcode("%i J",lc) - end - local dl = object.dash - if dl then - local d = format("[%s] %i d",concat(dl.dashes or {}," "),dl.offset) - if d ~= dashed then - dashed = d - pdf_literalcode(dashed) + local evenodd, collect, both = false, false, false + local postscript = object.postscript + if not object.istext then + if postscript == "evenodd" then + evenodd = true + elseif postscript == "collect" then + collect = true + elseif postscript == "both" then + both = true + elseif postscript == "eoboth" then + evenodd = true + both = true end - elseif dashed then - pdf_literalcode("[] 0 d") - dashed = false - end - local path = object.path - local transformed, penwidth = false, 1 - local open = path and path[1].left_type and path[#path].right_type - local pen = object.pen - if pen then - if pen.type == 'elliptical' then - transformed, penwidth = pen_characteristics(object) -- boolean, value - pdf_literalcode("%f w",penwidth) - if objecttype == 'fill' then - objecttype = 'both' - end - else -- calculated by mplib itself - objecttype = 'fill' - end - end - if transformed then - pdf_literalcode("q") end - if path then - if transformed then - flushconcatpath(path,open) + if collect then + if not savedpath then + savedpath = { object.path or false } + savedhtap = { object.htap or false } else - flushnormalpath(path,open) + savedpath[#savedpath+1] = object.path or false + savedhtap[#savedhtap+1] = object.htap or false end - if objecttype == "fill" then - pdf_literalcode("h f") - elseif objecttype == "outline" then - pdf_literalcode((open and "S") or "h S") - elseif objecttype == "both" then - pdf_literalcode("h B") + else + local cs = object.color + local cr = false + if cs and #cs > 0 then + cs, cr = metapost.colorconverter(cs) + pdf_literalcode(cs) end - end - if transformed then - pdf_literalcode("Q") - end - local path = object.htap - if path then - if transformed then - pdf_literalcode("q") + local ml = object.miterlimit + if ml and ml ~= miterlimit then + miterlimit = ml + pdf_literalcode("%f M",ml) + end + local lj = object.linejoin + if lj and lj ~= linejoin then + linejoin = lj + pdf_literalcode("%i j",lj) + end + local lc = object.linecap + if lc and lc ~= linecap then + linecap = lc + pdf_literalcode("%i J",lc) + end + local dl = object.dash + if dl then + local d = format("[%s] %i d",concat(dl.dashes or {}," "),dl.offset) + if d ~= dashed then + dashed = d + pdf_literalcode(dashed) + end + elseif dashed then + pdf_literalcode("[] 0 d") + dashed = false + end + local path = object.path + local transformed, penwidth = false, 1 + local open = path and path[1].left_type and path[#path].right_type + local pen = object.pen + if pen then + if pen.type == 'elliptical' then + transformed, penwidth = pen_characteristics(object) -- boolean, value + pdf_literalcode("%f w",penwidth) + if objecttype == 'fill' then + objecttype = 'both' + end + else -- calculated by mplib itself + objecttype = 'fill' + end end if transformed then - flushconcatpath(path,open) - else - flushnormalpath(path,open) + pdf_literalcode("q") end - if objecttype == "fill" then - pdf_literalcode("h f") - elseif objecttype == "outline" then - pdf_literalcode((open and "S") or "h S") - elseif objecttype == "both" then - pdf_literalcode("h B") + if path then + if savedpath then + for i=1,#savedpath do + local path = savedpath[i] + if transformed then + flushconcatpath(path,open) + else + flushnormalpath(path,open) + end + end + savedpath = nil + end + if transformed then + flushconcatpath(path,open) + else + flushnormalpath(path,open) + end + if objecttype == "fill" then + pdf_literalcode("h f") + elseif objecttype == "outline" then + if both then + pdf_literalcode(evenodd and "h B*" or "h B") + else + pdf_literalcode(open and "S" or "h S") + end + elseif objecttype == "both" then + pdf_literalcode(evenodd and "h B*" or "h B") + end end if transformed then pdf_literalcode("Q") end - end - if cr then - pdf_literalcode(cr) + local path = object.htap + if path then + if transformed then + pdf_literalcode("q") + end + if savedhtap then + for i=1,#savedhtap do + local path = savedhtap[i] + if transformed then + flushconcatpath(path,open) + else + flushnormalpath(path,open) + end + end + savedhtap = nil + evenodd = true + end + if transformed then + flushconcatpath(path,open) + else + flushnormalpath(path,open) + end + if objecttype == "fill" then + pdf_literalcode("h f") + elseif objecttype == "outline" then + pdf_literalcode(evenodd and "h f*" or "h f") + elseif objecttype == "both" then + pdf_literalcode(evenodd and "h B*" or "h B") + end + if transformed then + pdf_literalcode("Q") + end + end + if cr then + pdf_literalcode(cr) + end end end end |