306 lines
9.4 KiB
Python
306 lines
9.4 KiB
Python
#!/usr/bin/env python3
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# Copyright (C) 2021 Guillaume Collic
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import math
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from functools import partial
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from boxes import Boxes, edges
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class PhoneHolder(Boxes):
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"""
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Smartphone desk holder
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"""
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ui_group = "Misc"
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description = """
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This phone stand holds your phone between two tabs, with access to its
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bottom, in order to connect a charger, headphones, and also not to obstruct
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the mic.
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Default values are currently based on Galaxy S7.
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"""
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def __init__(self):
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Boxes.__init__(self)
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self.argparser.add_argument(
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"--phone_height",
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type=float,
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default=142,
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help="Height of the phone.",
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)
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self.argparser.add_argument(
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"--phone_width",
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type=float,
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default=73,
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help="Width of the phone.",
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)
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self.argparser.add_argument(
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"--phone_depth",
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type=float,
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default=11,
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help=(
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"Depth of the phone. Used by the bottom support holding the "
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"phone, and the side tabs depth as well. Should be at least "
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"your material thickness for assembly reasons."
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),
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)
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self.argparser.add_argument(
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"--angle",
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type=float,
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default=25,
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help="angle at which the phone stands, in degrees. 0° is vertical.",
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)
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self.argparser.add_argument(
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"--bottom_margin",
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type=float,
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default=30,
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help="Height of the support below the phone",
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)
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self.argparser.add_argument(
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"--tab_size",
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type=float,
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default=76,
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help="Length of the tabs holding the phone",
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)
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self.argparser.add_argument(
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"--bottom_support_spacing",
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type=float,
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default=16,
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help=(
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"Spacing between the two bottom support. Choose a value big "
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"enough for the charging cable, without getting in the way of "
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"other ports."
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),
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)
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self.addSettingsArgs(edges.FingerJointSettings)
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def render(self):
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self.h = self.phone_height + self.bottom_margin
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tab_start = self.bottom_margin
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tab_length = self.tab_size
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tab_depth = self.phone_depth
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support_depth = self.phone_depth
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support_spacing = self.bottom_support_spacing
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rad = math.radians(self.angle)
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self.stand_depth = self.h * math.sin(rad)
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self.stand_height = self.h * math.cos(rad)
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self.render_front_plate(tab_start, tab_length, support_spacing, move="right")
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self.render_back_plate(move="right")
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self.render_side_plate(tab_start, tab_length, tab_depth, move="right")
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for move in ["right mirror", "right"]:
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self.render_bottom_support(tab_start, support_depth, tab_length, move=move)
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def render_front_plate(
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self,
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tab_start,
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tab_length,
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support_spacing,
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support_fingers_length=None,
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move="right",
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):
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if not support_fingers_length:
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support_fingers_length = tab_length
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be = BottomEdge(self, tab_start, support_spacing)
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se1 = SideEdge(self, tab_start, tab_length)
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se2 = SideEdge(self, tab_start, tab_length, reverse=True)
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self.rectangularWall(
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self.phone_width,
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self.h,
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[be, se1, "e", se2],
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move=move,
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callback=[
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partial(
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lambda: self.front_plate_holes(
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tab_start, support_fingers_length, support_spacing
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)
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)
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],
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)
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def render_back_plate(
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self,
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move="right",
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):
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be = BottomEdge(self, 0, 0)
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self.rectangularWall(
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self.phone_width,
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self.stand_height,
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[be, "F", "e", "F"],
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move=move,
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)
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def front_plate_holes(
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self, support_start_height, support_fingers_length, support_spacing
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):
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margin = (self.phone_width - support_spacing - self.thickness) / 2
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self.fingerHolesAt(
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margin,
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support_start_height,
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support_fingers_length,
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)
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self.fingerHolesAt(
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self.phone_width - margin,
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support_start_height,
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support_fingers_length,
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)
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def render_side_plate(self, tab_start, tab_length, tab_depth, move):
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te = TabbedEdge(self, tab_start, tab_length, tab_depth, reverse=True)
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self.rectangularTriangle(
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self.stand_depth,
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self.stand_height,
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["e", "f", te],
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move=move,
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num=2,
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)
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def render_bottom_support(
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self, support_start_height, support_depth, support_fingers_length, move="right"
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):
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full_height = support_start_height + support_fingers_length
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rad = math.radians(self.angle)
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floor_length = full_height * math.sin(rad)
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angled_height = full_height * math.cos(rad)
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bottom_radius = min(support_start_height, 3 * self.thickness + support_depth)
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smaller_radius = 0.5
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support_hook_height = 5
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full_width = floor_length + (support_depth + 3 * self.thickness) * math.cos(rad)
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if self.move(full_width, angled_height, move, True):
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return
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self.polyline(
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floor_length,
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self.angle,
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3 * self.thickness + support_depth - bottom_radius,
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(90, bottom_radius),
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support_hook_height + support_start_height - bottom_radius,
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(180, self.thickness),
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support_hook_height - smaller_radius,
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(-90, smaller_radius),
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self.thickness + support_depth - smaller_radius,
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-90,
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)
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self.edges["f"](support_fingers_length)
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self.polyline(
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0,
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180 - self.angle,
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angled_height,
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90,
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)
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# Move for next piece
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self.move(full_width, angled_height, move)
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class BottomEdge(edges.BaseEdge):
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def __init__(self, boxes, support_start_height, support_spacing):
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super().__init__(boxes, None)
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self.support_start_height = support_start_height
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self.support_spacing = support_spacing
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def __call__(self, length, **kw):
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cable_hole_radius = 2.5
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self.support_spacing = max(self.support_spacing, 2 * cable_hole_radius)
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side = (length - self.support_spacing - 2 * self.thickness) / 2
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half = [
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side,
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90,
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self.support_start_height,
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-90,
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self.thickness,
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-90,
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self.support_start_height,
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90,
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self.support_spacing / 2 - cable_hole_radius,
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90,
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2 * cable_hole_radius,
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]
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path = half + [(-180, cable_hole_radius)] + list(reversed(half))
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self.polyline(*path)
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class SideEdge(edges.BaseEdge):
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def __init__(self, boxes, tab_start, tab_length, reverse=False):
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super().__init__(boxes, None)
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self.tab_start = tab_start
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self.tab_length = tab_length
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self.reverse = reverse
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def __call__(self, length, **kw):
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tab_start = self.tab_start
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tab_end = length - self.tab_start - self.tab_length
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if self.reverse:
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tab_start, tab_end = tab_end, tab_start
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self.edges["F"](tab_start)
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self.polyline(
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0,
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90,
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self.thickness,
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-90,
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)
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self.edges["f"](self.tab_length)
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self.polyline(0, -90, self.thickness, 90)
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self.edges["F"](tab_end)
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def startwidth(self):
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return self.boxes.thickness
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class TabbedEdge(edges.BaseEdge):
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def __init__(self, boxes, tab_start, tab_length, tab_depth, reverse=False):
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super().__init__(boxes, None)
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self.tab_start = tab_start
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self.tab_length = tab_length
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self.tab_depth = tab_depth
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self.reverse = reverse
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def __call__(self, length, **kw):
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tab_start = self.tab_start
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tab_end = length - self.tab_start - self.tab_length
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if self.reverse:
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tab_start, tab_end = tab_end, tab_start
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self.edges["f"](tab_start)
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self.ctx.save()
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self.fingerHolesAt(0, -self.thickness / 2, self.tab_length, 0)
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self.ctx.restore()
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self.polyline(
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0,
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-90,
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self.thickness,
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(90, self.tab_depth),
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self.tab_length - 2 * self.tab_depth,
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(90, self.tab_depth),
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self.thickness,
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-90,
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)
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self.edges["f"](tab_end)
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def margin(self):
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return self.tab_depth + self.thickness
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