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-rw-r--r--tex/context/base/mlib-ctx.lua356
1 files changed, 178 insertions, 178 deletions
diff --git a/tex/context/base/mlib-ctx.lua b/tex/context/base/mlib-ctx.lua
index 8d6d7aa3e..04e0efcb4 100644
--- a/tex/context/base/mlib-ctx.lua
+++ b/tex/context/base/mlib-ctx.lua
@@ -1,178 +1,178 @@
-if not modules then modules = { } end modules ['mlib-ctx'] = {
- version = 1.001,
- comment = "companion to mlib-ctx.mkiv",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files",
-}
-
--- todo
-
-local format, concat = string.format, table.concat
-local settings_to_hash = utilities.parsers.settings_to_hash
-
-local report_metapost = logs.reporter("metapost")
-
-local starttiming, stoptiming = statistics.starttiming, statistics.stoptiming
-
-local mplib = mplib
-
-metapost = metapost or {}
-local metapost = metapost
-
-local v_no = interfaces.variables.no
-
-metapost.defaultformat = "metafun"
-metapost.defaultinstance = "metafun"
-metapost.defaultmethod = "default"
-
-local function setmpsformat(specification)
- local instance = specification.instance
- local format = specification.format
- local method = specification.method
- if not instance or instance == "" then
- instance = metapost.defaultinstance
- specification.instance = instance
- end
- if not format or format == "" then
- format = metapost.defaultformat
- specification.format = format
- end
- if not method or method == "" then
- method = metapost.defaultmethod
- specification.method = method
- end
- specification.mpx = metapost.format(instance,format,method)
-end
-
-local extensiondata = metapost.extensiondata or storage.allocate { }
-metapost.extensiondata = extensiondata
-
-storage.register("metapost/extensiondata",extensiondata,"metapost.extensiondata")
-
-function metapost.setextensions(instances,data)
- if data and data ~= "" then
- extensiondata[#extensiondata+1] = {
- usedinall = not instances or instances == "",
- instances = settings_to_hash(instances or ""),
- extensions = data,
- }
- end
-end
-
-function metapost.getextensions(instance,state)
- if state and state == v_no then
- return ""
- else
- local t = { }
- for i=1,#extensiondata do
- local e = extensiondata[i]
- local status = e.instances[instance]
- if (status ~= true) and (e.usedinall or status) then
- t[#t+1] = e.extensions
- e.instances[instance] = true
- end
- end
- return concat(t," ")
- end
-end
-
-function commands.getmpextensions(instance,state)
- context(metapost.getextensions(instance,state))
-end
-
-function metapost.graphic(specification)
- setmpsformat(specification)
- metapost.graphic_base_pass(specification)
-end
-
-function metapost.getclippath(specification) -- why not a special instance for this
- setmpsformat(specification)
- local mpx = specification.mpx
- local data = specification.data or ""
- if mpx and data ~= "" then
- starttiming(metapost)
- starttiming(metapost.exectime)
- local result = mpx:execute ( format ( "%s;%s;beginfig(1);%s;%s;endfig;",
- specification.extensions or "",
- specification.inclusions or "",
- specification.initializations or "",
- data
- ) )
- stoptiming(metapost.exectime)
- if result.status > 0 then
- report_metapost("%s: %s", result.status, result.error or result.term or result.log)
- result = nil
- else
- result = metapost.filterclippath(result)
- end
- stoptiming(metapost)
- return result
- end
-end
-
-function metapost.filterclippath(result)
- if result then
- local figures = result.fig
- if figures and #figures > 0 then
- local figure = figures[1]
- local objects = figure:objects()
- if objects then
- local lastclippath
- for o=1,#objects do
- local object = objects[o]
- if object.type == "start_clip" then
- lastclippath = object.path
- end
- end
- return lastclippath
- end
- end
- end
-end
-
-function metapost.theclippath(...)
- local result = metapost.getclippath(...)
- if result then -- we could just print the table
- result = concat(metapost.flushnormalpath(result),"\n")
- context(result)
- end
-end
-
-statistics.register("metapost processing time", function()
- local n = metapost.n
- if n and n > 0 then
- local nofconverted = metapost.makempy.nofconverted
- local elapsedtime = statistics.elapsedtime
- local elapsed = statistics.elapsed
- local str = format("%s seconds, loading: %s, execution: %s, n: %s, average: %s",
- elapsedtime(metapost), elapsedtime(mplib), elapsedtime(metapost.exectime), n,
- elapsedtime((elapsed(metapost) + elapsed(mplib) + elapsed(metapost.exectime)) / n))
- if nofconverted > 0 then
- return format("%s, external: %s (%s calls)",
- str, elapsedtime(metapost.makempy), nofconverted)
- else
- return str
- end
- else
- return nil
- end
-end)
-
--- only used in graphictexts
-
-metapost.tex = metapost.tex or { }
-
-local environments = { }
-
-function metapost.tex.set(str)
- environments[#environments+1] = str
-end
-
-function metapost.tex.reset()
- environments = { }
-end
-
-function metapost.tex.get()
- return concat(environments,"\n")
-end
+if not modules then modules = { } end modules ['mlib-ctx'] = {
+ version = 1.001,
+ comment = "companion to mlib-ctx.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files",
+}
+
+-- todo
+
+local format, concat = string.format, table.concat
+local settings_to_hash = utilities.parsers.settings_to_hash
+
+local report_metapost = logs.reporter("metapost")
+
+local starttiming, stoptiming = statistics.starttiming, statistics.stoptiming
+
+local mplib = mplib
+
+metapost = metapost or {}
+local metapost = metapost
+
+local v_no = interfaces.variables.no
+
+metapost.defaultformat = "metafun"
+metapost.defaultinstance = "metafun"
+metapost.defaultmethod = "default"
+
+local function setmpsformat(specification)
+ local instance = specification.instance
+ local format = specification.format
+ local method = specification.method
+ if not instance or instance == "" then
+ instance = metapost.defaultinstance
+ specification.instance = instance
+ end
+ if not format or format == "" then
+ format = metapost.defaultformat
+ specification.format = format
+ end
+ if not method or method == "" then
+ method = metapost.defaultmethod
+ specification.method = method
+ end
+ specification.mpx = metapost.format(instance,format,method)
+end
+
+local extensiondata = metapost.extensiondata or storage.allocate { }
+metapost.extensiondata = extensiondata
+
+storage.register("metapost/extensiondata",extensiondata,"metapost.extensiondata")
+
+function metapost.setextensions(instances,data)
+ if data and data ~= "" then
+ extensiondata[#extensiondata+1] = {
+ usedinall = not instances or instances == "",
+ instances = settings_to_hash(instances or ""),
+ extensions = data,
+ }
+ end
+end
+
+function metapost.getextensions(instance,state)
+ if state and state == v_no then
+ return ""
+ else
+ local t = { }
+ for i=1,#extensiondata do
+ local e = extensiondata[i]
+ local status = e.instances[instance]
+ if (status ~= true) and (e.usedinall or status) then
+ t[#t+1] = e.extensions
+ e.instances[instance] = true
+ end
+ end
+ return concat(t," ")
+ end
+end
+
+function commands.getmpextensions(instance,state)
+ context(metapost.getextensions(instance,state))
+end
+
+function metapost.graphic(specification)
+ setmpsformat(specification)
+ metapost.graphic_base_pass(specification)
+end
+
+function metapost.getclippath(specification) -- why not a special instance for this
+ setmpsformat(specification)
+ local mpx = specification.mpx
+ local data = specification.data or ""
+ if mpx and data ~= "" then
+ starttiming(metapost)
+ starttiming(metapost.exectime)
+ local result = mpx:execute ( format ( "%s;%s;beginfig(1);%s;%s;endfig;",
+ specification.extensions or "",
+ specification.inclusions or "",
+ specification.initializations or "",
+ data
+ ) )
+ stoptiming(metapost.exectime)
+ if result.status > 0 then
+ report_metapost("%s: %s", result.status, result.error or result.term or result.log)
+ result = nil
+ else
+ result = metapost.filterclippath(result)
+ end
+ stoptiming(metapost)
+ return result
+ end
+end
+
+function metapost.filterclippath(result)
+ if result then
+ local figures = result.fig
+ if figures and #figures > 0 then
+ local figure = figures[1]
+ local objects = figure:objects()
+ if objects then
+ local lastclippath
+ for o=1,#objects do
+ local object = objects[o]
+ if object.type == "start_clip" then
+ lastclippath = object.path
+ end
+ end
+ return lastclippath
+ end
+ end
+ end
+end
+
+function metapost.theclippath(...)
+ local result = metapost.getclippath(...)
+ if result then -- we could just print the table
+ result = concat(metapost.flushnormalpath(result),"\n")
+ context(result)
+ end
+end
+
+statistics.register("metapost processing time", function()
+ local n = metapost.n
+ if n and n > 0 then
+ local nofconverted = metapost.makempy.nofconverted
+ local elapsedtime = statistics.elapsedtime
+ local elapsed = statistics.elapsed
+ local str = format("%s seconds, loading: %s, execution: %s, n: %s, average: %s",
+ elapsedtime(metapost), elapsedtime(mplib), elapsedtime(metapost.exectime), n,
+ elapsedtime((elapsed(metapost) + elapsed(mplib) + elapsed(metapost.exectime)) / n))
+ if nofconverted > 0 then
+ return format("%s, external: %s (%s calls)",
+ str, elapsedtime(metapost.makempy), nofconverted)
+ else
+ return str
+ end
+ else
+ return nil
+ end
+end)
+
+-- only used in graphictexts
+
+metapost.tex = metapost.tex or { }
+
+local environments = { }
+
+function metapost.tex.set(str)
+ environments[#environments+1] = str
+end
+
+function metapost.tex.reset()
+ environments = { }
+end
+
+function metapost.tex.get()
+ return concat(environments,"\n")
+end
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