From 1159f288558acfb42cc2833487c1195280bbc6fe Mon Sep 17 00:00:00 2001
From: Matthias Neeracher <microtherion@gmail.com>
Date: Mon, 15 Nov 2021 01:12:58 +0100
Subject: [PATCH] Draw bottom / top

---
 battery-case-generator.py | 26 ++++++++++++++++++++------
 1 file changed, 20 insertions(+), 6 deletions(-)

diff --git a/battery-case-generator.py b/battery-case-generator.py
index 09ac24e..a162ba5 100755
--- a/battery-case-generator.py
+++ b/battery-case-generator.py
@@ -38,8 +38,8 @@ else:
 
 GRID   = args.hole+args.padding
 RADIUS = args.hole/2
-DIMX   = 2*(args.dimension+2)*GRID
-DIMY   = (args.dimension+2)*GRID
+DIMX   = 2*(args.dimension+1)*GRID
+DIMY   = 2*(args.dimension+1)*GRID
 PI3    = math.pi/3
 
 def draw_grid(cx, cy):
@@ -73,13 +73,27 @@ def draw_plane(cx, cy, interior=False):
             turtle.forward(leg)
             turtle.right(60)
     else:
+        num_fingers = int(radius/args.horizontal_finger/2)
+        leg = (radius-(2*num_fingers-1)*args.horizontal_finger-args.kerf)/2
         for side in range(6):
-            turtle.forward(radius)
+            turtle.forward(leg)
+            for finger in range(num_fingers):
+                turtle.right(90)
+                turtle.forward(args.thickness)
+                turtle.left(90)
+                turtle.forward(args.horizontal_finger+args.kerf)
+                turtle.left(90)
+                turtle.forward(args.thickness)
+                turtle.right(90)
+                turtle.forward(leg if finger == num_fingers-1 else args.horizontal_finger-args.kerf)
             turtle.right(60)
     print('<path d="%s" fill="none" stroke="black"/>' % turtle.to_s())
 
 print('<svg viewBox="0 0 %.2f %.2f" width="%.2fmm" height="%.2fmm" stroke-width="0.1" xmlns="http://www.w3.org/2000/svg">' % (DIMX, DIMY, DIMX, DIMY))
-draw_grid(GRID*(0.5*args.dimension+1), GRID*(0.5*args.dimension+1))
-draw_plane(GRID*(0.5*args.dimension+1), GRID*(0.5*args.dimension+1), True)
-draw_plane(GRID*(1.5*args.dimension+3), GRID*(0.5*args.dimension+1))
+draw_grid(GRID*(0.5*args.dimension+0.5), GRID*(0.5*args.dimension+1))
+draw_grid(GRID*(1.5*args.dimension+1.5), GRID*(0.5*args.dimension+1))
+draw_plane(GRID*(0.5*args.dimension+0.5), GRID*(0.5*args.dimension+1), True)
+draw_plane(GRID*(1.5*args.dimension+1.5), GRID*(0.5*args.dimension+1), True)
+draw_plane(GRID*(0.5*args.dimension+0.5), GRID*(1.5*args.dimension+1))
+draw_plane(GRID*(1.5*args.dimension+1.5), GRID*(1.5*args.dimension+1))
 print('</svg>')