def construct(self):
"""
"""
hw = 0.5 * self.width
hh = 0.5 * self.height
p = Point(-hw, hh)
top = Line(p, p.move(self.width, 0.))
c = top.end_point.move(hh, -90.)
right = CircularArc(c, hh, 90., -180.)
bot = right.connecting_line(self.width)
left = CircularArc(c.move(self.width, 180.), hh, -90., -180.)
return locals()
def test_draw(offset):
"""
"""
blueprint(f'EJ #1{offset}', 'A3', orientation='Portrait')
#body = Body()
#body.draw(offset)
x = np.array([
0., 15., 50., 125., 200., 230., 250., 280., 300., 325., 350., 370.,
385., 400., 405., 395., 384., 380.5, 379., 383., 393., 375., 354.,
340., 320., 305., 298.7, 315., 334.7, 325.8, 310., 266., 230., 200.,
120., 50., 10.
])
y = np.array([
0., 80., 131., 160., 141.5, 124.3, 113.3, 106.4, 107.4, 115., 123.,
125.7, 123., 110.3, 90., 68., 57., 50., 42., 28., 10., -13.2, -27.5,
-28.58, -30.5, -40.5, -60., -90, -108.7, -122.5, -127.4, -115.1,
-116.2, -136., -159.4, -131., -69.
])
s = ParametricSpline(x, y)
s.draw(offset)
#s.draw_points(offset)
#scale = 1.05
#s1 = ParametricSpline(x * scale, y * scale)
#s1.draw(offset - Point(8., 0.))
h1 = 52.
h2 = 25.
w1 = 75.
x, y = s.calculate_contour(offset, tmin=0., tmax=0.5)
mask = abs(y - offset.y) > h1
x = x[mask]
y = y[mask]
plt.plot(x, y, color='black')
plt.hlines(h1 + offset.y, x[0], x[-1])
x, y = s.calculate_contour(offset, tmin=0.5, tmax=1.)
mask = np.logical_and(abs(y - offset.y) > h1, x - offset.x < 317.)
x = x[mask]
y = y[mask]
plt.plot(x, y, color='black')
plt.hlines(-h1 + offset.y, x[0], x[-1])
p0 = Point(-50., 0.)
l = Line(p0, p0.move(500., 0.))
l.draw(offset)
p1 = Point(200., -200.)
l = Line(p1, p1.vmove(400.))
l.draw(offset)