From 097d775537de422f644e9d13a40a3b18bf7dfe91 Mon Sep 17 00:00:00 2001
From: Hans Hagen <pragma@wxs.nl>
Date: Mon, 9 Apr 2001 00:00:00 +0200
Subject: stable 2001.04.09

---
 metapost/context/mp-core.mp |  2 ++
 metapost/context/mp-spec.mp | 37 +++++++++++++++++++++++++++++++++++++
 metapost/context/mp-tool.mp | 10 +++++++---
 3 files changed, 46 insertions(+), 3 deletions(-)

(limited to 'metapost')

diff --git a/metapost/context/mp-core.mp b/metapost/context/mp-core.mp
index d4045d3da..3bc42ee74 100644
--- a/metapost/context/mp-core.mp
+++ b/metapost/context/mp-core.mp
@@ -24,6 +24,8 @@ def box_found (expr n,x,y,w,h,d) =
   not ((x=0) and (y=0) and (w=0) and (h=0) and (d=0))
 enddef ;
 
+% left / right page problem ! ! ! ! !
+
 def initialize_box_pos (expr pos,n,x,y,w,h,d) =
   pair lxy, rxy, cxy, llxy, lrxy, ulxy, urxy ;
   path pxy ; numeric hxy, wxy, dxy, nxy;
diff --git a/metapost/context/mp-spec.mp b/metapost/context/mp-spec.mp
index b23164c14..db7cbd256 100644
--- a/metapost/context/mp-spec.mp
+++ b/metapost/context/mp-spec.mp
@@ -227,4 +227,41 @@ enddef ;
 % 
 % \blank Does it work or not?  
 
+_cmyk_counter_ := 0 ;
+
+numeric cmykcolorhash[][][][] ;
+
+boolean cmykcolors ; % cmykcolors := true ;
+
+let normalcmyk = cmyk ; % see mp-tool.mp 
+
+vardef cmyk(expr c,m,y,k) =
+  if cmykcolors :
+    if not known cmykcolorhash[c][m][y][k] :
+      _cmyk_counter_ := _cmyk_counter_ + 1 ;
+      cmykcolorhash[c][m][y][k] := _cmyk_counter_ ;
+      flush_special(1, 7,
+        decimal _cmyk_counter_ & " "  & 
+        decimal c & " " &
+        decimal m & " " &
+        decimal y & " " &
+        decimal k) ;
+    fi
+    (_special_signal_/1000,1/1000,cmykcolorhash[c][m][y][k]/1000)
+  else :
+    normalcmyk(1-c-k,1-m-k,1-y-k)
+  fi
+enddef ;
+
+%D Basic position tracking: 
+
+def register (expr label, width, height, offset) = 
+  begingroup ; 
+  flush_special(50, 7,
+    ddecimal offset & " " & 
+    decimal  width  & " " & 
+    decimal  height & " " & label) ; 
+  endgroup ; 
+enddef ; 
+
 endinput ; 
diff --git a/metapost/context/mp-tool.mp b/metapost/context/mp-tool.mp
index 958cc3903..76c7708cf 100644
--- a/metapost/context/mp-tool.mp
+++ b/metapost/context/mp-tool.mp
@@ -1031,8 +1031,6 @@ vardef thefreelabel (expr str, loc, ori) =
   (s shifted -l)
 enddef ;
 
-
-
 vardef freelabel (expr str, loc, ori) = 
   draw thefreelabel(str,loc,ori) ;
 enddef ; 
@@ -1040,7 +1038,7 @@ enddef ;
 vardef freedotlabel (expr str, loc, ori) = 
   interim linecap:=rounded ;
   draw loc withpen pencircle scaled freedotlabelsize ;
-  freelabel(str,loc,ori) ;
+  draw thefreelabel(str,loc,ori) ;
 enddef ; 
 
 %D \starttypen
@@ -1459,6 +1457,12 @@ primarydef p cornered c =
    endfor cycle) 
 enddef ;
 
+% cmyk color support 
+
+vardef cmyk(expr c,m,y,k) =
+  (1-c-k,1-m-k,1-y-k)
+enddef ;
+
 % done 
 
 endinput ;
-- 
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