67 lines
1.8 KiB
Python
67 lines
1.8 KiB
Python
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LOGICAL = "logical"
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PHYSICAL = "physical"
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class Point:
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def __init__(self, x=0, y=0, t=None):
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assert t is None or \
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t == LOGICAL or \
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t == PHYSICAL
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self.x = x
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self.y = y
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self.type = t
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def offset(self, x, y, t=None):
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return Point(self.x + x, self.y + y, t)
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def copy(self):
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return Point(self.x, self.y, self.type)
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def __cmp__(self, other):
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assert self.type == other.type or \
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self.type is None or \
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other.type is None
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c = cmp(self.y, other.y)
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if c == 0:
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return cmp(self.x, other.x)
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else:
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return c
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def __add__(self, other):
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assert self.type == other.type or \
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self.type is None or \
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other.type is None
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return Point(self.x + other.x,
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self.y + other.y)
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def __iadd__(self, other):
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assert self.type == other.type or \
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self.type is None or \
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other.type is None
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x = other.x
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y = other.y
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self.x += x
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self.y += y
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def __sub__(self, other):
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assert self.type == other.type or \
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self.type is None or \
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other.type is None
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return Point(self.x - other.x,
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self.y - other.y)
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def __isub__(self, other):
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assert self.type == other.type or \
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self.type is None or \
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other.type is None
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x = other.x
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y = other.y
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self.x -= x
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self.y -= y
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def __abs__(self):
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return Point(abs(self.x), abs(self.y))
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def __repr__(self):
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if self.type is None:
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return "Point(%d, %d)" % (self.x, self.y)
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else:
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return "Point(%s:%d, %d)" % (self.type[0], self.x, self.y)
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