From 85b7bc695629926641c7cb752fd478adfdf374f3 Mon Sep 17 00:00:00 2001
From: Marius <mariausol@gmail.com>
Date: Sun, 4 Jul 2010 15:32:09 +0300
Subject: stable 2010-05-24 13:10

---
 tex/context/base/grph-u3d.lua | 49 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 tex/context/base/grph-u3d.lua

(limited to 'tex/context/base/grph-u3d.lua')

diff --git a/tex/context/base/grph-u3d.lua b/tex/context/base/grph-u3d.lua
new file mode 100644
index 000000000..f3bf17631
--- /dev/null
+++ b/tex/context/base/grph-u3d.lua
@@ -0,0 +1,49 @@
+if not modules then modules = { } end modules ['grph-u3d'] = {
+    version   = 1.001,
+    comment   = "companion to grph-inc.mkiv",
+    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+    copyright = "PRAGMA ADE / ConTeXt Development Team",
+    license   = "see context related readme files"
+}
+
+-- see lpdf-u3d.lua for comment
+
+local trace_inclusion = false  trackers.register("figures.inclusion",  function(v) trace_inclusion = v end)
+
+local pdfannotation   = nodes.pdfannotation
+local todimen         = string.todimen
+
+-- maybe todo: backends.codeinjections.insertu3d
+
+function figures.checkers.u3d(data)
+    local dr, du, ds = data.request, data.used, data.status
+    local width = todimen(dr.width or figures.defaultwidth)
+    local height = todimen(dr.height or figures.defaultheight)
+    local foundname = du.fullname
+    dr.width, dr.height = width, height
+    du.width, du.height, du.foundname = width, height, foundname
+    if trace_inclusion then
+        logs.report("figures","including u3d '%s': width %s, height %s",foundname,width,height)
+    end
+    context.startfoundexternalfigure(width .. "sp",height .. "sp")
+    context(function()
+        local annotation, preview, ref = backends.pdf.helpers.insert3d {
+            foundname = foundname,
+            width     = width,
+            height    = height,
+            factor    = number.dimenfactors.bp,
+            display   = dr.display,
+            controls  = dr.controls,
+            label     = dr.label,
+        }
+--~         print(annotation, preview, ref)
+        node.write(pdfannotation(width,height,0,annotation()))
+    end)
+    context.stopfoundexternalfigure()
+    return data
+end
+
+figures.includers.u3d = figures.includers.nongeneric
+
+figures.registersuffix("u3d","u3d")
+figures.registersuffix("prc","u3d")
-- 
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