boxespy/boxes/generators/rack19halfwidth.py

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"""Half 19inch rack unit for musical equipment."""
from boxes import Boxes
class Rack19HalfWidth(Boxes):
"""Half width 19inch rack unit for musical equipment."""
ui_group = "Box"
def __init__(self):
super().__init__()
self.argparser.add_argument(
'--ru_count', action='store', type=float, default=1,
help='number of rack units')
self.argparser.add_argument(
'--holes', action='store', type=str, default="xxmpwx",
help='mounting patterns: x=xlr, m=midi, p=9v-power, w=6.5mm-wire, space=next row')
self.argparser.add_argument(
'--z', action='store', type=float, default=20,
help='depth of the shorter (rackear) side')
self.argparser.add_argument(
'--deepz', action="store", type=float, default=124,
help='depth of the longer (screwed to another half sized thing) side')
def render(self):
"""Render box."""
# pylint: disable=invalid-name
t = self.thickness
z = self.z
self.x = x = 223 - (2 * t)
self.y = y = (self.ru_count * 44.45) - 4.45 - (2 * t)
deepz = self.deepz
# front
self.flangedWall(x, y, "FFFF", callback=[self.util_holes, self.rack_holes], r=t,
flanges=[0, 17, 0, 0], move="up")
# top&bottom
self.trapezoidWall(x, deepz, z, "fFeF", move="up")
self.trapezoidWall(x, deepz, z, "fFeF", move="up")
# side
self.rectangularWall(deepz, y, "fffe", move="right")
self.rectangularWall(z, y, "fffe", move="up")
def rack_holes(self):
"""Rackmount holes."""
t = self.thickness # pylint: disable=invalid-name
self.rectangularHole(6 + t, 10, 10, 6.5, r=3.25)
self.rectangularHole(self.y - 6 + t, 10, 10, 6.5, r=3.25)
def util_holes(self):
"""Add holes."""
self.moveTo(10, (44.45 - 4.45)/2)
for line in self.holes.split():
with self.saved_context():
for hole in line:
self.hole_map.get(hole, lambda _: None)(self)
self.moveTo(0, 44.45)
def hole_xlr(self):
"""Hole for a xlr port."""
self.moveTo(16)
self.hole(-9.5, 12, 1)
self.hole(0, 0, 11.8)
self.hole(9.5, -12, 1)
self.moveTo(16)
def hole_midi(self):
"""Hole for a midi port."""
self.moveTo(17)
self.hole(-11.1, 0, 1)
self.hole(0, 0, 7.5)
self.hole(11.1, 0, 1)
self.moveTo(17)
def hole_power(self):
"""Hole for a 9v power port."""
self.moveTo(11)
self.rectangularHole(0, 0, 9, 11)
self.moveTo(11)
def hole_wire(self):
"""Hole for a wire."""
self.moveTo(3)
self.hole(0, 0, 3.25)
print('hi')
self.moveTo(3)
hole_map = {
'm': hole_midi,
'p': hole_power,
'w': hole_wire,
'x': hole_xlr,
}