Add coffee capsule holder generator

boxes/generators/coffeecapsulesholder.py

@@ -0,0 +1,133 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+# Copyright (C) 2021 Guillaume Collic
+#
+#   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/>.
+
+import math
+from boxes import Boxes, boolarg
+
+
+class CoffeeCapsuleHolder(Boxes):
+    """
+    Coffee capsule holder
+    """
+
+    ui_group = "Misc"
+
+    description = """
+    You can store your coffee capsule near your expresso machine with this. It works both vertically, or upside down under a shelf.
+"""
+
+    def __init__(self):
+        Boxes.__init__(self)
+        self.argparser.add_argument(
+            "--columns",
+            type=int,
+            default=4,
+            help="Number of columns of capsules.",
+        )
+        self.argparser.add_argument(
+            "--rows",
+            type=int,
+            default=5,
+            help="Number of capsules by columns.",
+        )
+        self.argparser.add_argument(
+            "--backplate",
+            type=boolarg,
+            default=True,
+            help="True if a backplate should be generated.",
+        )
+
+    def render(self):
+        self.lid_size = 37
+        self.lid_size_with_margin = 39
+        self.body_size = 30
+        self.column_spacing = 5
+        self.corner_radius = 3
+        self.screw_margin = 6
+        self.outer_margin = 7
+        # Add space for the opening. A full row is not necessary for it.
+        self.rows = self.rows + 0.6
+
+        self.render_plate(screw_hole=7, hole_renderer=self.render_front_hole)
+        self.render_plate(hole_renderer=self.render_middle_hole)
+        if self.backplate:
+            self.render_plate()
+
+    def render_plate(self, screw_hole=3.5, hole_renderer=None, move="right"):
+        width = (
+            self.columns * (self.lid_size_with_margin + self.column_spacing)
+            - self.column_spacing
+            + 2 * self.outer_margin
+        )
+        height = self.rows * self.lid_size + 2 * self.outer_margin
+
+        if self.move(width, height, move, True):
+            return
+
+        with self.saved_context():
+            self.moveTo(self.corner_radius)
+            self.polyline(
+                width - 2 * self.corner_radius,
+                (90, self.corner_radius),
+                height - 2 * self.corner_radius,
+                (90, self.corner_radius),
+                width - 2 * self.corner_radius,
+                (90, self.corner_radius),
+                height - 2 * self.corner_radius,
+                (90, self.corner_radius),
+            )
+
+        if hole_renderer:
+            for col in range(self.columns):
+                with self.saved_context():
+                    self.moveTo(
+                        self.outer_margin + col * (self.lid_size_with_margin + self.column_spacing) - self.burn,
+                        self.outer_margin + (self.rows - 0.5) * self.lid_size + self.burn,
+                        -90,
+                    )
+                    hole_renderer()
+
+        if screw_hole:
+            for x in [self.screw_margin, width - self.screw_margin]:
+                for y in [self.screw_margin, height - self.screw_margin]:
+                    self.hole(x, y + self.burn, d=screw_hole)
+
+        self.move(width, height, move)
+
+    def render_front_hole(self):
+        radians = math.acos(self.body_size / self.lid_size_with_margin)
+        height_difference = (self.lid_size / 2) * math.sin(radians)
+        degrees = math.degrees(radians)
+        half = [
+            0,
+            (degrees, self.lid_size_with_margin / 2),
+            0,
+            -degrees,
+            (self.rows - 1) * self.lid_size - height_difference,
+        ]
+        path = (
+            half
+            + [(180, self.body_size / 2)]
+            + list(reversed(half))
+            + [(180, self.lid_size_with_margin / 2)]
+        )
+        self.polyline(*path)
+
+    def render_middle_hole(self):
+        half = [(self.rows - 1) * self.lid_size, (180, self.lid_size_with_margin / 2)]
+        path = half * 2
+        self.polyline(*path)

static/samples/samples.sha256

@@ -62,3 +62,4 @@ db81bb75c30252359493e48d968268d15d28586a0cf9db125e2ccc44a8e846c6  ../static/samp
 7f513ac41d6a7dfef10f0dd5419bc36f8189b9896cf6bdd20958c6b691fc765c  ../static/samples/TrayLayout2.jpg
 261531111eb52c5e32bcb989d74933e3177050d11361db3fbfad8193584d6980  ../static/samples/PhoneHolder.jpg
 ee66b1bd13c0d6b57cd796e33c1e69d53432beeda8105f8b1d7b34f2c180a8b4  ../static/samples/BurnTest.jpg
+63881837da3b7e59a4b4e72574d03a3350ec719c3fcffd6f786c8f0e02212946  ../static/samples/CoffeeCapsuleHolder.jpg