From 07ac7b09a67d45e2dc971efc584f7f9ae7207669 Mon Sep 17 00:00:00 2001
From: Hans Hagen <pragma@wxs.nl>
Date: Fri, 24 Jul 2020 17:15:33 +0200
Subject: 2020-07-24 15:18:00

---
 tex/context/base/mkiv/spac-par.lmt | 70 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 tex/context/base/mkiv/spac-par.lmt

(limited to 'tex/context/base/mkiv/spac-par.lmt')

diff --git a/tex/context/base/mkiv/spac-par.lmt b/tex/context/base/mkiv/spac-par.lmt
new file mode 100644
index 000000000..ed5b735ec
--- /dev/null
+++ b/tex/context/base/mkiv/spac-par.lmt
@@ -0,0 +1,70 @@
+if not modules then modules = { } end modules ['spac-par'] = {
+    version   = 1.001,
+    comment   = "companion to spac-par.mkxl",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+local context = context
+local implement = interfaces.implement
+
+local collected = utilities.storage.allocate()
+local tobesaved = utilities.storage.allocate()
+
+local jobparwrappers = {
+    collected = collected,
+    tobesaved = tobesaved,
+}
+
+job.parwrappers = jobparwrappers
+
+local function initializer()
+    tobesaved = jobparwrappers.tobesaved
+    collected = jobparwrappers.collected
+end
+
+job.register('job.parwrappers.collected', tobesaved, initializer)
+
+implement {
+    name      = "newparwrapper",
+    arguments = "string",
+    actions   = function(id)
+        local t = tobesaved[id]
+        if t then
+            t[#t+1] = 0
+        else
+            tobesaved[id] = { 0 }
+        end
+    end
+}
+
+implement {
+    name      = "setparwrapper",
+    arguments = "string",
+    actions   = function(id)
+        local t = tobesaved[id]
+        local n = #t
+        t[n] = t[n] + 1
+    end
+}
+
+implement {
+    name      = "getparwrapper",
+    arguments = "string",
+    public    = true,
+    actions   = function(id)
+        local t = tobesaved[id]
+        context(t and t[#t] or 0)
+    end
+}
+
+implement {
+    name      = "lastparwrapper",
+    arguments = "string",
+    public    = true,
+    actions   = function(id)
+        local t = collected and collected[id]
+        context(t and t[#t] or 0)
+    end
+}
-- 
cgit v1.2.3