//returns aggregate information for a given state
public TimelineState GetAggregateState(string key)
{
//check to see if we need to load the state
if (_aggregateStates.Count == 0)
{
foreach (TimelineState state in RawStates)
{
if (_aggregateStates.ContainsKey(state.State) == false)
{
_aggregateStates.Add(state.State, new TimelineState()
{
State = state.State,
IsSocialEvent = state.IsSocialEvent,
StartTime = DateTime.MinValue,
EndTime = DateTime.MinValue
});
}
//social states are instant, so we'll just increment a single tick to mark an individual event
if (state.IsSocialEvent == false)
{
TimeSpan difference = state.EndTime - state.StartTime;
//currently, there's a bug that causes some events to create negaitve time. Ignore these events.
if (difference.TotalSeconds > 0)
{
_aggregateStates[state.State].EndTime += difference;
}
}
else
{
_aggregateStates[state.State].EndTime += new TimeSpan(0, 0, 1);
}
}
}
if (_aggregateStates.ContainsKey(key))
{
return(_aggregateStates[key]);
}
else
{
_aggregateStates[key] = new TimelineState()
{
};
return(_aggregateStates[key]);
}
}
public void AggregateTransitions()
{
//clear existing transitions
Transitions.Clear();
for (int i = 0; i < RawStates.Count - 1; i++)
{
//starting state
TimelineState currentState = RawStates[i];
//non-social state?
if (currentState.IsSocialEvent == true)
{
//try again
continue;
}
//pointer to next index
int nextIndex = i + 1;
//and the next one
TimelineState nextState = RawStates[nextIndex];
//handle social events differently. Like normal, place them in a bucket that is of the form
//State -> Social Event. However, do not increment currentState until we find a matching
//non-social event.
while (nextIndex < RawStates.Count && nextState.IsSocialEvent == true)
{
KeyValuePair <string, string> transition = new KeyValuePair <string, string>(currentState.State, currentState.State);
if (Transitions.ContainsKey(transition) == false)
{
Transitions.Add(transition, 0);
}
Transitions[transition]++;
nextIndex++;
}
//at this point, currentState and nextState should both be non-social events. Record transition.
KeyValuePair <string, string> key = new KeyValuePair <string, string>(currentState.State, nextState.State);
if (Transitions.ContainsKey(key) == false)
{
Transitions.Add(key, 0);
}
Transitions[key]++;
}
}
