public IList <SprocketComboInfo> CalculateSprocketComboInfo(IActivity activity)
{
if (activity != null)
{
bool retrieveInfo = true;
SprocketComboInfoCacheItem cachedItem = null;
if (m_InfoCache.ContainsKey(activity) && !m_InfoCache[activity].m_Dirty)
{
retrieveInfo = false;
}
if (retrieveInfo)
{
ITimeDataSeries <SprocketCombo> sprocketTrack = ActivityGearTrackCache.Instance.CalculateSprocketTrack(activity);
IList <SprocketComboInfo> sprocketInfo = Common.Data.Calculate(activity, sprocketTrack);
UpdateCachedInfo(activity, sprocketInfo);
}
cachedItem = m_InfoCache[activity];
return(cachedItem.m_ComboInfo);
}
return(null);
}
private void UpdateCachedInfo(IActivity activity, IList <SprocketComboInfo> sprocketInfo)
{
SprocketComboInfoCacheItem newCacheItem = new SprocketComboInfoCacheItem(activity, sprocketInfo);
if (!m_InfoCache.ContainsKey(activity))
{
m_InfoCache.Add(activity, null);
activity.PropertyChanged += new PropertyChangedEventHandler(OnActivityDataChanged);
}
m_InfoCache[activity] = newCacheItem;
}