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boxespy
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Use special latch for the lexboxes instead of generic finger joint

This commit is contained in:
Florian Festi 2013-06-03 09:49:51 +02:00
parent 012442de6c
commit bd24170bcf
3 changed files with 70 additions and 31 deletions
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49
boxes.py
View File

@ -226,6 +226,55 @@ class Boxes:
self.ctx.line_to(x, 0)
self.ctx.translate(*self.ctx.get_current_point())
def grip(self, length, depth):
"""corrugated edge useful as an gipping area"""
grooves = int(length // (depth*2.0)) + 1
depth = length / grooves / 4.0
for groove in xrange(grooves):
self.corner(90, depth)
self.corner(-180, depth)
self.corner(90, depth)
def _latchHole(self, length):
self.edge(self.thickness)
self.corner(-90)
self.edge(length/2.0-2*self.burn)
self.corner(-90)
self.edge(self.thickness)
def _latchGrip(self, length):
self.corner(90, self.thickness/4.0)
self.grip(length/2.0-self.thickness/2.0-2.0*self.burn, self.thickness/2.0)
self.corner(90, self.thickness/4.0)
def latch(self, length, positive=True, reverse=False):
"""Fix a flex box door at the box
positive: False: Door side; True: Box side
reverse: True when running away from the latch
"""
if positive:
if reverse:
self.edge(length/2.0-self.burn)
self.corner(-90)
self.edge(self.thickness)
self.corner(90)
self.edge(length/2.0)
self.corner(90)
self.edge(self.thickness)
self.corner(-90)
if not reverse:
self.edge(length/2.0-self.burn)
else:
if reverse:
self._latchGrip(length)
else:
self.corner(90)
self._latchHole(length)
if not reverse:
self._latchGrip(length)
else:
self.corner(90)
def handle(self, x, h, hl, r=20):
"""Creates and Edge with a handle"""
d = (x-hl-2*r)/2.0

18
flexbox.py
View File

@ -10,6 +10,8 @@ class FlexBox(boxes.Boxes):
self.y = y
self.z = z
self.r = r or min(x, y)/2.0
self.latchsize = 8*thickness
width = 2*x + 2*y - 8*r + 4*c4 + 4*thickness
height = y + z + 40
boxes.Boxes.__init__(self, width, height, thickness=thickness)
@ -17,7 +19,6 @@ class FlexBox(boxes.Boxes):
@boxes.restore
def flexBoxSide(self, x, y, r, callback=None):
space, finger = self.fingerJointSettings
lock = 2.1*space + finger
self.moveTo(r, 0)
for i, l in zip(range(2), (x, y)):
@ -28,9 +29,9 @@ class FlexBox(boxes.Boxes):
self.edge(x-2*r)
self.corner(90, r)
self.cc(callback, 3)
self.fingerJoint(lock)
self.latch(self.latchsize)
self.cc(callback, 4)
self.fingerJoint(y-2*r-lock)
self.fingerJoint(y-2*r-self.latchsize)
self.corner(90, r)
def surroundingWall(self):
@ -39,9 +40,8 @@ class FlexBox(boxes.Boxes):
c4 = math.pi * r * 0.5
space, finger = self.fingerJointSettings
lock = 2.1*space + finger
self.fingerJoint(y-2*r-lock, False)
self.fingerJoint(y-2*r-self.latchsize, False)
self.flex(c4, z+2*self.thickness)
self.fingerJoint(x-2*r, False)
self.flex(c4, z+2*self.thickness)
@ -49,11 +49,9 @@ class FlexBox(boxes.Boxes):
self.flex(c4, z+2*self.thickness)
self.edge(x-2*r)
self.flex(c4, z+2*self.thickness)
self.fingerJoint(lock, False)
self.corner(90)
self.latch(self.latchsize, False)
self.edge(z+2*self.thickness)
self.corner(90)
self.fingerJoint(lock, False)
self.latch(self.latchsize, False, True)
self.edge(c4)
self.edge(x-2*r)
self.edge(c4)
@ -61,7 +59,7 @@ class FlexBox(boxes.Boxes):
self.edge(c4)
self.fingerJoint(x-2*r, False)
self.edge(c4)
self.fingerJoint(y-2*r-lock, False)
self.fingerJoint(y-2*r-self.latchsize, False)
self.corner(90)
self.edge(z+2*self.thickness)
self.corner(90)

34
flexbox2.py
View File

@ -9,14 +9,13 @@ class FlexBox(boxes.Boxes):
self.y = y
self.z = z
self.r = r or min(x, y)/2.0
c4 = math.pi * r * 0.5
self.c4 = c4 = math.pi * r * 0.5
self.latchsize = 8*thickness
width = 2*x + y - 3*r + 2*c4 + 18*thickness # lock
width = 2*x + y - 3*r + 2*c4 + 6*thickness + self.latchsize # lock
height = y + z + 8*thickness
boxes.Boxes.__init__(self, width, height, thickness=thickness)
space, finger = self.fingerJointSettings
self.lock = 2.1*space + finger
@boxes.restore
def flexBoxSide(self, x, y, r, callback=None):
@ -31,30 +30,24 @@ class FlexBox(boxes.Boxes):
self.edge(x-2*r)
self.corner(90, r)
self.cc(callback, 3)
self.fingerJoint(self.lock)
self.latch(self.latchsize)
self.cc(callback, 4)
self.fingerJoint(y-r-self.lock)
self.fingerJoint(y-r-self.latchsize)
self.corner(90)
def surroundingWall(self):
x, y, z, r = self.x, self.y, self.z, self.r
c4 = math.pi * r * 0.5
lock = self.lock
self.fingerJoint(y-r, False)
self.flex(c4, z+2*self.thickness)
self.flex(self.c4, z+2*self.thickness)
self.edge(x-2*r)
self.flex(c4, z+2*self.thickness)
self.fingerJoint(lock, False)
self.corner(90)
self.flex(self.c4, z+2*self.thickness)
self.latch(self.latchsize, False)
self.edge(z+2*self.thickness)
self.corner(90)
self.fingerJoint(lock, False)
self.edge(c4)
self.latch(self.latchsize, False, True)
self.edge(self.c4)
self.edge(x-2*r)
self.edge(c4)
self.edge(self.c4)
self.fingerJoint(y-r, False)
self.corner(90)
self.edge(self.thickness)
@ -63,11 +56,10 @@ class FlexBox(boxes.Boxes):
self.corner(90)
def render(self):
c4 = math.pi * self.r * 0.5
self.moveTo(2*self.thickness, self.thickness)
self.ctx.save()
self.surroundingWall()
self.moveTo(self.x+self.y-3*self.r+2*c4+self.lock+1*self.thickness, 0)
self.moveTo(self.x+self.y-3*self.r+2*self.c4+self.latchsize+1*self.thickness, 0)
self.rectangularWall(self.x, self.z, edges="FFFF")
self.ctx.restore()
self.moveTo(0, self.z+4*self.thickness)
@ -77,7 +69,7 @@ class FlexBox(boxes.Boxes):
self.flexBoxSide(self.x, self.y, self.r)
self.ctx.scale(-1, 1)
self.moveTo(2*self.thickness, 0)
self.rectangularWall(self.z, self.y-self.r-self.lock, edges="fFeF")
self.rectangularWall(self.z, self.y-self.r-self.latchsize, edges="fFeF")
self.ctx.stroke()
self.surface.flush()