New generator: RackBox

boxes/generators/rackbox.py

@@ -0,0 +1,99 @@
+#!/usr/bin/env python3
+# Copyright (C) 2013-2017 Florian Festi
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from boxes import *
+
+
+class RackBox(Boxes):
+    """Closed box with screw on top and mounting holes"""
+
+    ui_group = "Box"
+
+    def __init__(self):
+        Boxes.__init__(self)
+        self.addSettingsArgs(edges.FingerJointSettings, surroundingspaces=1.2)
+        self.buildArgParser("x", "y", "h", "outside")
+        self.argparser.add_argument(
+            "--triangle", action="store", type=float, default=25.,
+            help="Sides of the triangles holding the lid in mm")
+        self.argparser.add_argument(
+            "--d1", action="store", type=float, default=2.,
+            help="Diameter of the inner lid screw holes in mm")
+        self.argparser.add_argument(
+            "--d2", action="store", type=float, default=3.,
+            help="Diameter of the lid screw holes in mm")
+        self.argparser.add_argument(
+            "--d3", action="store", type=float, default=4.,
+            help="Diameter of the mounting screw holes in mm")
+        self.argparser.add_argument(
+            "--holedist", action="store", type=float, default=7.,
+            help="Distance of the screw holes from the wall in mm")
+
+    def wallxCB(self):
+        t = self.thickness
+        self.fingerHolesAt(0, self.h-1.5*t, self.triangle, 0)
+        self.fingerHolesAt(self.x, self.h-1.5*t, self.triangle, 180)
+        
+    def wallxfCB(self): # front
+        t = self.thickness
+        hd = self.holedist
+        for x in (hd, self.x+3*hd+2*t):
+            for y in (hd, self.h-hd+t):
+                self.hole(x, y, self.d3/2.)
+        
+        self.moveTo(t+2*hd, t)
+        self.wallxCB()
+        
+    def wallyCB(self):
+        t = self.thickness
+        self.fingerHolesAt(0, self.h-1.5*t, self.triangle, 0)
+        self.fingerHolesAt(self.y, self.h-1.5*t, self.triangle, 180)
+        
+        
+    def render(self):
+        self.open()
+
+        t = self.thickness
+        self.h = h = self.h + 2*t # compensate for lid
+        x, y, h = self.x, self.y, self.h
+        d1, d2, d3 =self.d1, self.d2, self.d3
+        hd = self.holedist 
+        tr = self.triangle
+        trh = tr / 3.
+       
+        if self.outside:
+            self.x = x = self.adjustSize(x)
+            self.y = y = self.adjustSize(y)
+            self.h = h = h - 3*t
+
+        self.rectangularWall(x, h, "fFeF", callback=[self.wallxCB],
+                             move="right")
+        self.rectangularWall(y, h, "ffef", callback=[self.wallyCB], move="up")
+        self.flangedWall(x, h, "FFeF", callback=[self.wallxfCB], r=t,
+                         flanges=[0., 2*hd, -t, 2*hd])
+        self.rectangularWall(y, h, "ffef", callback=[self.wallyCB],
+                             move="left up")
+
+        self.rectangularWall(x, y, "fFFF", move="right")
+        self.rectangularWall(x, y, callback=[
+            lambda:self.hole(trh, trh, d=d2)] * 4, move='up')
+
+        self.rectangularTriangle(tr, tr, "ffe", num=4,
+            callback=[None, lambda: self.hole(trh, trh, d=d1)])
+
+        self.close()
+
+