Source code for boxes.generators.slotwallchiselholder

#!/usr/bin/env python3
# Copyright (C) 2013-2019 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 FrontEdge(edges.Edge):

    def __call__(self, length, **kw):
        td = self.tooldiameter
        rh = self.holediameter / 2.0
        r = self.radius
        sw = self.slot_width

        a = math.degrees(math.asin((r+sw/2)/(r+rh)))
        l = (td - sw - 2*r) / 2

        for i in range(self.number):
            self.polyline(l, (180-a, r), 0, (-360+2*a, rh), 0, (180-a, r), l)
            
        

[docs]class SlatwallChiselHolder(Boxes): """Slat wall tool holder for chisels, files and similar tools""" ui_group = "SlatWall" def __init__(self): Boxes.__init__(self) self.addSettingsArgs(edges.FingerJointSettings, surroundingspaces=1.0) self.addSettingsArgs(edges.SlatWallSettings) self.buildArgParser(h=120) self.argparser.add_argument( "--tooldiameter", action="store", type=float, default=30., help="diameter of the tool including space to grab") self.argparser.add_argument( "--holediameter", action="store", type=float, default=30., help="diameter of the hole for the tool (handle should not fit through)") self.argparser.add_argument( "--slot_width", action="store", type=float, default=5., help="width of slots") #self.argparser.add_argument( # "--angle", action="store", type=float, default=0., # help="angle of the top - positive for leaning backwards") self.argparser.add_argument( "--radius", action="store", type=float, default=5., help="radius at the slots") self.argparser.add_argument( "--number", action="store", type=int, default=6, help="number of tools/slots") self.argparser.add_argument( "--hooks", action="store", type=str, default="all", choices=("all", "odds", "everythird"), help="amount of hooks / braces") def brace(self, i): n = self.number if i in (0, n): return True # fold for symmetry #if i > n//2: # i = n - i if self.hooks == "all": return True elif self.hooks == "odds": return not (i % 2) elif self.hooks == "everythird": return not (i % 3) def braces(self): return sum((self.brace(i) for i in range(self.number+1))) def backCB(self): n = self.number rt = self.holediameter wt = self.tooldiameter t = self.thickness d = min(2*t, (wt-rt)/4.) self.slatWallHolesAt(d, 0, self.h, 90) self.slatWallHolesAt(n*wt-d, 0, self.h, 90) for i in range(1, n): if self.brace(i): self.slatWallHolesAt(i*wt, 0, self.h, 90) def topCB(self): n = self.number rt = self.holediameter wt = self.tooldiameter t = self.thickness l = self.depth d = min(2*t, (wt-rt)/4.) self.fingerHolesAt(d, 0, l, 90) self.fingerHolesAt(n*wt-d, 0, l, 90) for i in range(1, n): if self.brace(i): self.fingerHolesAt(i*wt, 0, l, 90) def render(self): # Add slat wall edges s = edges.SlatWallSettings(self.thickness, True, **self.edgesettings.get("SlatWall", {})) s.edgeObjects(self) self.slatWallHolesAt = edges.SlatWallHoles(self, s) t = self.thickness wt = self.tooldiameter n = self.number self.depth = depth = wt + 4*t self.rectangularWall(n*wt, self.h, "eeee", callback=[self.backCB], move="up") self.rectangularWall(n*wt, depth, [FrontEdge(self, None), "e","e","e"], callback=[self.topCB], move="up") self.moveTo(0, t) self.rectangularTriangle(depth, self.h, "fbe", r=3*t, num=self.braces())