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add __add__

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This commit is contained in:
David Rose 2003-06-19 17:01:27 +00:00
parent 7fc1d5112d
commit d56ac3776f
1 changed files with 6 additions and 1 deletions
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7
direct/src/interval/MetaInterval.py
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@ -174,7 +174,7 @@ class MetaInterval(CMetaInterval):
def __getslice__(self, i, j): def __getslice__(self, i, j):
if isinstance(self.ivals, types.TupleType): if isinstance(self.ivals, types.TupleType):
self.ivals = list(self.ivals) self.ivals = list(self.ivals)
return self.ivals[i : j] return self.__class__(self.ivals[i : j])
def __setslice__(self, i, j, s): def __setslice__(self, i, j, s):
if isinstance(self.ivals, types.TupleType): if isinstance(self.ivals, types.TupleType):
@ -198,6 +198,11 @@ class MetaInterval(CMetaInterval):
self.__ivalsDirty = 1 self.__ivalsDirty = 1
return self return self
def __add__(self, other):
copy = self[:]
copy += other
return copy
# Functions to define sequence, parallel, and track behaviors: # Functions to define sequence, parallel, and track behaviors:
def addSequence(self, list, name, relTime, relTo, duration): def addSequence(self, list, name, relTime, relTo, duration):