New generator: UnevenHeightBox

Box with different height in each corner

boxes/generators/unevenheightbox.py

@@ -0,0 +1,94 @@
+#!/usr/bin/env python3
+# Copyright (C) 2013-2018 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 UnevenHeightBox(Boxes):
+    """Box with different height in each corner"""
+
+    ui_group = "Box"
+
+    def __init__(self):
+        Boxes.__init__(self)
+        self.addSettingsArgs(edges.FingerJointSettings)
+        self.buildArgParser("x", "y", "outside")
+        self.argparser.add_argument(
+            "--height0", action="store", type=float, default=50,
+            help="height of the front left corner in mm")
+        self.argparser.add_argument(
+            "--height1", action="store", type=float, default=50,
+            help="height of the front right corner in mm")
+        self.argparser.add_argument(
+            "--height2", action="store", type=float, default=100,
+            help="height of the right back corner in mm")
+        self.argparser.add_argument(
+            "--height3", action="store", type=float, default=100,
+            help="height of the left back corner in mm")
+
+    def wall(self, w, h0, h1, edges="eee", move=None):
+
+        edges = [self.edges.get(e, e) for e in edges]
+        
+        overallwidth = w + edges[-1].spacing() + edges[1].spacing()
+        overallheight = max(h0, h1) + edges[0].spacing()
+
+        if self.move(overallwidth, overallheight, move, before=True):
+            return
+
+        a = math.degrees(math.atan((h1-h0)/w))
+        l = ((h0-h1)**2+w**2)**0.5
+
+        self.moveTo(edges[-1].spacing(), edges[0].margin())
+        edges[0](w)
+        self.edgeCorner(edges[0], edges[1], 90)
+        edges[1](h1)
+        self.edgeCorner(edges[1], self.edges["e"], 90)
+        self.polyline(0, a, l, -a)
+        self.edgeCorner(self.edges["e"], edges[-1], 90)
+        edges[-1](h0)
+        self.edgeCorner(edges[-1], edges[0], 90)
+        
+        self.ctx.stroke()
+
+        self.move(overallwidth, overallheight, move)
+
+
+    def render(self):
+        self.open()
+
+        x, y = self.x, self.y
+        heights = [self.height0, self.height1, self.height2, self.height3]
+
+        if self.outside:
+            x = self.adjustSize(x)
+            y = self.adjustSize(y)
+            for i in range(4):
+                heights[i] = self.adjustSize(heights[i], None)
+
+        t = self.thickness
+        h0 , h1, h2 , h3 = heights
+
+        self.wall(x, h0, h1, "FFF", move="right")
+        self.wall(y, h1, h2, "Fff", move="right")
+        self.wall(x, h2, h3, "FFF", move="right")
+        self.wall(y, h3, h0, "Fff", move="right")
+
+        self.rectangularWall(x, y, "ffff", move="right")
+
+        self.close()
+
+