# Copyright (C) 2013-2014 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 __future__ import annotations
import math
from typing import Any, Callable
import boxes
from boxes import Boxes, edges
[docs]
class LidSettings(edges.Settings):
"""Settings for the Lid
Values:
* absolute
* style : "none" : type of lid to create
* handle : "none" : type of handle
* relative (in multiples of thickness)
* height : 4.0 : height of the brim (if any)
* play : 0.1 : play when sliding the lid on (if applicable)
* handle_height : 8.0 : height of the handle (if applicable)
"""
absolute_params = {
"style": ("none", "flat", "chest", "overthetop", "ontop"),
"handle": ("none", "long_rounded", "long_trapezoid", "long_doublerounded", "knob"),
}
relative_params = {
"height": 4.0,
"play": 0.1,
"handle_height": 8.0,
}
[docs]
class Lid:
def __init__(self, boxes, settings: LidSettings) -> None:
self.boxes = boxes
self.settings = settings
def __getattr__(self, name: str) -> Any:
"""Hack for using unaltered code form Boxes class"""
if hasattr(self.settings, name):
return getattr(self.settings, name)
return getattr(self.boxes, name)
def __call__(self, x: float, y: float, edge=None) -> bool:
t = self.thickness
style = self.settings.style
height = self.height
if style == "flat":
self.rectangularWall(x, y, "eeee",
callback=[self.handleCB(x, y)],
move="up", label="lid bottom")
self.rectangularWall(x, y, "EEEE",
callback=[self.handleCB(x, y)],
move="up", label="lid top")
elif style == "chest":
self.chestSide(x, move="right", label="lid right")
self.chestSide(x, move="up", label="lid left")
self.chestSide(x, move="left only", label="invisible")
self.chestTop(x, y,
callback=[None, self.handleCB(x, 3*t)],
move="up", label="lid top")
elif style in ("overthetop", "ontop"):
x2 = x
y2 = y
b = {
"Š": "š",
"S": "š",
}.get(edge, "e")
if style == "overthetop":
x2 += 2*t + self.play
y2 += 2*t + self.play
self.rectangularWall(x2, y2, "ffff",
callback=[self.handleCB(x2, y2)],
move="up")
self.rectangularWall(x2, self.height, b +"FFF",
ignore_widths=[1, 2, 5, 6], move="up")
self.rectangularWall(x2, self.height, b + "FFF",
ignore_widths=[1, 2, 5, 6], move="up")
self.rectangularWall(y2, self.height, b + "fFf",
ignore_widths=[1, 2, 5, 6], move="up")
self.rectangularWall(y2, self.height, b + "fFf",
ignore_widths=[1, 2, 5, 6], move="up")
if style == "ontop":
self.rectangularWall(y - self.play, height + 2*t, "eeee",
move="up")
self.rectangularWall(y - self.play, height + 2*t, "eeee",
move="up")
else:
return False
self.handleParts(x, y)
return True
######################################################################
### Handles
######################################################################
[docs]
def handleCB(self, x: float, y: float) -> Callable:
t = self.thickness
def cb() -> None:
if self.handle.startswith("long"):
self.rectangularHole(x/2, y/2, x/2, t)
elif self.handle.startswith("knob"):
h = v = 3 * t # adjust for different styles
self.moveTo((x - t) / 2 + self.burn, (y - t) / 2 + self.burn, 180)
self.ctx.stroke()
with self.saved_context():
self.set_source_color(boxes.Color.INNER_CUT)
for l in (h, v, h, v):
self.polyline(l, -90, t, -90, l, 90)
self.ctx.stroke()
return cb
[docs]
def longHandle(self, x:float, y: float, style="long_rounded", move=None) -> None:
t = self.settings.thickness
hh = self.handle_height
tw, th = x/2 + 2*t, self.handle_height + 2*t
if self.move(tw, th, move, True):
return
self.moveTo(0.5*t)
poly = [(90, t/2), t/2, 90, t, -90]
if style == "long_rounded":
r = min(hh/2, x/4)
poly += [t + hh - r, (90, r)]
l = x/2 - 2*r
elif style == "long_trapezoid":
poly += [t, (45, t), (hh - t) * 2**.5, (45, t)]
l = x/2 - 2 * hh
elif style == "long_doublerounded":
poly += [t, 90, 0, (-90, hh /2), 0, (90, hh/2)]
l = x/2 - 2*hh
poly = [x/2+t] + poly + [l] + list(reversed(poly))
self.polyline(*poly)
self.move(tw, th, move)
[docs]
def knobHandle(self, x: float, y: float, style, move=None) -> None:
t = self.settings.thickness
hh = self.handle_height
tw, th = 2 * 7 * t + self.spacing, self.handle_height + 2*t
if self.move(tw, th, move, True):
return
poly = [(90, t/2), t/2, 90, t/2, -90]
poly += [hh - 2*t, (90, 3*t)]
for bottom, top in (([3*t, 90, 2*t + hh/2, -90, t, -90, hh/2 + 2*t, 90, 3*t], [t]),
([7*t], [0, 90, hh/2, -90, t, -90, hh/2, 90, 0])) :
self.moveTo(0.5*t)
p = bottom + poly + top + list(reversed(poly))
self.polyline(*p)
self.moveTo(tw/2 + self.spacing)
self.move(tw, th, move)
[docs]
def handleParts(self, x: float, y: float) -> None:
if self.handle.startswith("long"):
self.longHandle(x, y, self.handle, move="up")
elif self.handle.startswith("knob"):
self.knobHandle(x, y, self.handle, move="up")
######################################################################
### Chest Lid
######################################################################
[docs]
def getChestR(self, x: float, angle: float = 0) -> float:
t = self.thickness
d = x - 2*math.sin(math.radians(angle)) * (3*t)
r = d / 2.0 / math.cos(math.radians(angle))
return r
[docs]
def chestSide(self, x: float, angle: float = 0, move="", label: str = "") -> None:
if "a" not in self.edges:
s = edges.FingerJointSettings(self.thickness, True,
finger=1.0, space=1.0)
s.edgeObjects(self, "aA.")
t = self.thickness
r = self.getChestR(x, angle)
if self.move(x+2*t, 0.5*x+3*t, move, True, label=label):
return
self.moveTo(t, 0)
self.edge(x)
self.corner(90+angle)
self.edges["a"](3*t)
self.corner(180-2*angle, r)
self.edges["a"](3*t)
self.corner(90+angle)
self.move(x+2*t, 0.5*x+3*t, move, False, label=label)
[docs]
def chestTop(self, x: float, y: float, angle: float = 0, callback=None, move=None, label: str = "") -> None:
if "a" not in self.edges:
s = edges.FingerJointSettings(self.thickness, True, finger=1.0, space=1.0)
s.edgeObjects(self, "aA.")
t = self.thickness
l = math.radians(180-2*angle) * self.getChestR(x, angle)
tw = l + 6*t
th = y+2*t
if self.move(tw, th, move, True, label=label):
return
self.cc(callback, 0, self.edges["A"].startwidth()+self.burn)
self.edges["A"](3*t)
self.edges["X"](l, y+2*t)
self.edges["A"](3*t)
self.corner(90)
self.cc(callback, 1)
self.edge(y+2*t)
self.corner(90)
self.cc(callback, 2, self.edges["A"].startwidth()+self.burn)
self.edges["A"](3*t)
self.edge(l)
self.edges["A"](3*t)
self.corner(90)
self.cc(callback, 3)
self.edge(y+2*t)
self.corner(90)
self.move(tw, th, move, label=label)
class _TopEdge(Boxes):
def addTopEdgeSettings(self, fingerjoint={}, stackable={}, hinge={},
cabinethinge={}, slideonlid={}, click={},
roundedtriangle={}, mounting={}, handle={}):
self.addSettingsArgs(edges.FingerJointSettings, **fingerjoint)
self.addSettingsArgs(edges.StackableSettings, **stackable)
self.addSettingsArgs(edges.HingeSettings, **hinge)
self.addSettingsArgs(edges.CabinetHingeSettings, **cabinethinge)
self.addSettingsArgs(edges.SlideOnLidSettings, **slideonlid)
self.addSettingsArgs(edges.ClickSettings, **click)
self.addSettingsArgs(edges.RoundedTriangleEdgeSettings, **roundedtriangle)
self.addSettingsArgs(edges.MountingSettings, **mounting)
self.addSettingsArgs(edges.HandleEdgeSettings, **handle)
def topEdges(self, top_edge):
"""Return top edges belonging to given main edge type
as a list containing edge for left, back, right, front.
"""
tl = tb = tr = tf = self.edges.get(top_edge, self.edges["e"])
if tl.char == "i":
tb = tf = "e"
tl = "j"
elif tl.char == "k":
tl = tr = "e"
elif tl.char == "L":
tl = "M"
tf = "e"
tr = "N"
elif tl.char == "v":
tl = tr = tf = "e"
elif tl.char == "t":
tf = tb = "e"
elif tl.char == "G":
tl = tb = tr = tf = "e"
if self.edges["G"].settings.side == edges.MountingSettings.PARAM_LEFT:
tl = "G"
elif self.edges["G"].settings.side == edges.MountingSettings.PARAM_RIGHT:
tr = "G"
elif self.edges["G"].settings.side == edges.MountingSettings.PARAM_FRONT:
tf = "G"
else: #PARAM_BACK
tb = "G"
elif tl.char == "y":
tl = tb = tr = tf = "e"
if self.edges["y"].settings.on_sides == True:
tl = tr = "y"
else:
tb = tf = "y"
elif tl.char == "Y":
tl = tb = tr = tf = "h"
if self.edges["Y"].settings.on_sides == True:
tl = tr = "Y"
else:
tb = tf = "Y"
return [tl, tb, tr, tf]
def drawLid(self, x: float, y: float, top_edge, bedBolts=[None, None]) -> bool:
d2, d3 = bedBolts
if top_edge == "c":
self.rectangularWall(x, y, "CCCC", bedBolts=[d2, d3, d2, d3], move="up", label="top")
elif top_edge == "f":
self.rectangularWall(x, y, "FFFF", move="up", label="top")
elif top_edge in "FhŠY":
self.rectangularWall(x, y, "ffff", move="up", label="top")
elif top_edge == "L":
self.rectangularWall(x, y, "Enlm", move="up", label="lid top")
elif top_edge == "i":
self.rectangularWall(x, y, "EJeI", move="up", label="lid top")
elif top_edge == "k":
outset = self.edges["k"].settings.outset
self.edges["k"].settings.setValues(self.thickness, outset=True)
lx = x/2.0-0.1*self.thickness
self.edges['k'].settings.setValues(self.thickness, grip_length=5)
self.rectangularWall(lx, y, "IeJe", move="right", label="lid top left")
self.rectangularWall(lx, y, "IeJe", move="mirror up", label="lid top right")
self.rectangularWall(lx, y, "IeJe", move="left only", label="invisible")
self.edges["k"].settings.setValues(self.thickness, outset=outset)
elif top_edge == "v":
self.rectangularWall(x, y, "VEEE", move="up", label="lid top")
self.edges["v"].parts(move="up")
else:
return False
return True
