def __cmp__(self, other):
if other is None:
return -1
other_x, other_y = xy.extract(other)
if abs(self.x - other_x) < .01 and abs(self.y - other_y) < .01:
return 0
return cmp(self.x, other.x)
def nearest_edge(rects, *args):
x,y = xy.extract(*args)
class Result:
min_dist = nearest_rect = nearest_edge = None
result = Result()
for rect in rects:
edge = directions.west
for midpoint in rect.midpoints():
d = dist.dist([x,y], midpoint)
if result.min_dist == None or d < result.min_dist:
result.min_dist = d
result.nearest_rect = rect
result.nearest_edge = edge
edge += 1
return result
def __sub__(self, other): x,y = xy.extract(other) return self.__class__(self.x - x, self.y - y)
def __add__(self, other): x, y = xy.extract(other) return self.__class__(self.x + x, self.y + y)
def set(self, *args): self.x, self.y = xy.extract(*args)
def angle(p1, p2): x1, y1 = xy.extract(p1) x2, y2 = xy.extract(p2) rel_x, rel_y = x2 - x1, y2 - y1 angle = math.atan2(rel_y, rel_x) * 180. / math.pi return angles.wrap_angle(angle)