def __init__(self):
#super().__init__()
#self.l=Line(Point.null(),math.pi/2+1e-1)
self.s = Segment.createFromTuples((-1, 0), (-1, 1),
color=mycolors.GREEN,
width=2)
print(self.s.angle == math.pi / 2)
print(self.s.line.angle, self.s.line.point)
self.p = Point.null(color=mycolors.RED, fill=True)
self.projection = None
def oldcrossSquareCircle(square, circle):
"""Determine if a square is crossing a circle."""
p, s = square
c, r = circle
px, py = p
cx, cy = c
sg = Segment.createFromTuples(p, c)
l = sg.length
a = sg.angle
#x=n*math.cos(a)
#n=x/math.cos(a)
if -math.pi / 4 <= abs(a) < 3 * math.pi / 4:
n = s / (2 * math.sin(a))
else:
n = s / (2 * math.cos(a))
return l - r < n
p2 = e2.cross(e1)
if p1 or p2:
self.context.console(p1, p2)
e1.color = mycolors.RED
e2.color = mycolors.RED
def rotate(self):
for element in self.group:
element.rotate(self.angle)
def show(self):
# self.group[0].showWithinCorners(self.context)
self.square.show(self.context)
corners = self.square.getCorners()
#print(corners)
for e in self.group:
if isinstance(e, Line):
e.showWithinCorners(self.context, [-1, -1, 2, 2])
else:
e.show(self.context)
if __name__ == "__main__":
l1 = Line.random()
l2 = Line.random()
s = Segment.random()
s1 = Segment.createFromTuples((-1, 0), (1, 0))
s2 = Segment.createFromTuples((0, -1), (0, 1))
m = AbstractTester(s, s1, s2, l1)
m()
