New generator: TriangleLamp

boxes/generators/trianglelamp.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python3
+# Copyright (C) 2013-2016 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 CornerEdge(edges.Edge):
+    char = "C"
+    
+    def startwidth(self):
+        return self.boxes.thickness * math.tan(math.radians(90-22.5))
+
+    def __call__(self, length, bedBolts=None, bedBoltSettings=None, **kw):
+        with self.saved_context():
+            self.ctx.stroke()
+            self.set_source_color(Color.RED)
+            self.moveTo(0, self.startwidth())
+            self.edge(length)
+            self.ctx.stroke()
+            self.set_source_color(Color.BLACK)
+        super().__call__(length, bedBolts=None, bedBoltSettings=None, **kw)
+    
+
+class TriangleLamp(Boxes):
+    """Triangle LED Lamp"""
+
+    ui_group = "Misc"
+
+    def __init__(self):
+        Boxes.__init__(self)
+
+        self.addSettingsArgs(edges.FingerJointSettings, finger=3.0,space=3.0,
+                             surroundingspaces=0.5)
+        self.buildArgParser(x=250, h=40)
+        # Add non default cli params if needed (see argparse std lib)
+        self.argparser.add_argument(
+            "--cornersize",  action="store", type=float, default=30,
+            help="short side of the corner triangles")
+        self.argparser.add_argument(
+            "--screenholesize",  action="store", type=float, default=4,
+            help="diameter of the holes in the screen")
+        self.argparser.add_argument(
+            "--screwholesize",  action="store", type=float, default=2,
+            help="diameter of the holes in the wood")
+        self.argparser.add_argument(
+            "--sharpcorners",  action="store", type=boolarg, default=False,
+            help="extend walls for 45° corners. Requires grinding a 22.5° bevel.")
+
+    def CB(self, l, size):
+
+        def f():
+            t = self.thickness
+            self.fingerHolesAt(0, self.h-1.5*t, size, 0)
+            self.fingerHolesAt(l, self.h-1.5*t, size, 180)
+
+        return f
+
+    def render(self):
+        # adjust to the variables you want in the local scope
+        x, h = self.x, self.h
+        l = (x**2+x**2)**.5
+        c = self.cornersize
+        t = self.thickness
+
+        r1 = self.screwholesize / 2
+        r2 = self.screenholesize / 2
+
+        self.addPart(CornerEdge(self, None))
+
+        self.rectangularTriangle(x, x, num=2, move="up", callback=[
+            lambda: self.hole(2/3.*c, 1/4.*c, r2),
+            lambda: self.hole(1/3.*c, 1/3.*c, r2),
+            lambda: self.hole(2/3.*c, 1/4.*c, r2),            
+        ])
+        self.rectangularTriangle(x, x, "fff", num=2, move="up")
+
+        C = 'e'
+        if self.sharpcorners:
+            C = 'C'
+
+        self.rectangularWall(x, h, "Ffe"+C, callback=[self.CB(x, c)],
+                             move="up")
+        self.rectangularWall(x, h, "Ffe"+C, callback=[self.CB(x, c)],
+                             move="up")
+
+        self.rectangularWall(x, h, "F"+C+"eF", callback=[self.CB(x, c)],
+                             move="up")
+        self.rectangularWall(x, h, "F"+C+"eF", callback=[self.CB(x, c)],
+                             move="up")
+
+        self.rectangularWall(l, h, "F"+C+"e" + C,
+                             callback=[self.CB(l, c*2**.5)], move="up")
+        self.rectangularWall(l, h, "F"+C+"e" + C,
+                             callback=[self.CB(l, c*2**.5)], move="up")
+
+        
+        self.rectangularTriangle(c, c, "ffe", num=2, move="right", callback=[
+            lambda:self.hole(2/3.*c,1/3.*c, r1)])
+        self.rectangularTriangle(c, c, "fef", num=4, move="up", callback=[
+            lambda: self.hole(2/3.*c, 1/4.*c, r1)])