flowy/allen_index.py
2010-11-05 18:57:01 +01:00

172 lines
3.7 KiB
Python

class LT(object):
"""
X < Y
x before y
"""
def __init__(self, src, target, delta):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.etime, x.etime + self.delta
class GT(object):
"""
X > Y
x after y
"""
def __init__(self, src, target, delta):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime - self.delta, x.stime
class m(object):
"""
X m Y
x meets y (x starts before y)
y should occur at end of x
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.etime, x.etime + self.delta
class mi(object):
"""
X mi Y
inverse x meets y (x starts after y)
y should occur at the beginning of x
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime - self.delta, x.stime
class o(object):
"""
X o Y
x overlaps y (x starts before y)
y should occur at the end of x
"""
def __init__(self, src, target, delta=0):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.etime-self.delta, x.etime+self.delta
class oi(object):
"""
X oi Y
inverse x overlaps y (x starts after y)
"""
def __init__(self, src, target, delta=0):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime, x.stime
class d(object):
"""
X d Y
x during y
"""
def __init__(self, src, target, delta=0):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime, x.stime
class di(object):
"""
X di Y
inverse x during y (y during x)
"""
def __init__(self, src, target, delta=0):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime, x.etime
class f(object):
"""
X f Y
x finishes y (x starts after y, x and y end together)
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.etime - self.delta, x.etime + self.delta
class fi(object):
"""
X fi Y
inverse x finishes y (x is finished by y)
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.etime - self.delta, x.etime + self.delta
class s(object):
"""
X s Y
x starts y (x ends before y, x and y starts together)
"""
def __init__(self, src, target, delta=0):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime - self.delta, x.stime + self.delta
class si(object):
"""
X si Y
inverse x starts y (x is started by y)
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime - self.delta, x.stime + self.delta
class EQ(object):
"""
X = Y
X lasts the same time as Y and both start together.
"""
def __init__(self, src, target, delta=1):
self.delta = delta
self.src = src
self.target = target
def __call__(self, x):
return x.stime - self.delta, x.stime + self.delta