25 lines
564 B
Python
25 lines
564 B
Python
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from Shape import Shape
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class Circle(Shape):
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def __init__(self, x, y, r):
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self.vars = [x, y, r]
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def nVars(self):
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return len(self.vars)
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def nPts(self):
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return 5
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def toEqu(self, ptNum):
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if ptNum == 0:
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return ([1, 0, 0], [0, 1, 0])
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elif ptNum == 1:
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return ([1, 0, 1], [0, 1, 0])
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elif ptNum == 2:
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return ([1, 0, 0], [0, 1, 1])
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elif ptNum == 3:
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return ([1, 0, -1], [0, 1, 0])
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elif ptNum == 4:
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return ([1, 0, 0], [0, 1, -1])
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