cvr.py: added "CW" label

cvr.py

@@ -5,11 +5,9 @@
 #
 
 def outline_gnuplot(points):
-    x0 = points[0]
-    y0 = points[1]
     while len(points):
 	print points.pop(0), points.pop(0)
-    print x0, y0
+    print
 
 
 #
@@ -26,26 +24,30 @@ def outline_cad(points):
     cad.sketch()
     sk = cad.getlastobj()
 
-    x0 = points.pop(0)
-    y0 = points.pop(0)
-    last_x = x0
-    last_y = y0
+    last_x = points.pop(0)
+    last_y = points.pop(0)
     while len(points):
 	x = points.pop(0)
 	y = points.pop(0)
 	cad_line(sk, last_x, last_y, x, y)
 	last_x = x
 	last_y = y
-    cad_line(sk, last_x, last_y, x0, y0)
 
     cad.reorder(sk)
     return sk
 
 
 def closed_outline(*args):
+    l = list(args)
+    l.append(args[0])
+    l.append(args[1])
+    do(l)
+
+
+def open_outline(*args):
     do(list(args))
 
-   
+  
 #
 # Make the cover sheet 2 mm larger than the counterweight on all sides. We need
 # the following exceptions to avoid mechanical interference:
@@ -108,6 +110,22 @@ def outline():
       26, 46)
 
 
+def label():
+    # C
+    open_outline(
+      25+5, 55+10, 
+      25, 55+10, 
+      25, 55, 
+      25+5, 55)
+    # W
+    open_outline(
+      33, 55+10, 
+      33, 55, 
+      33+2.5, 55+5, 
+      33+5, 55,
+      33+5, 55+10)
+
+
 if __name__ == "__main__":
     do = outline_gnuplot
 else:
@@ -115,3 +133,4 @@ else:
     do = outline_cad
 
 outline()
+label()