private void insertIntoFeatureTypeDictionary(IFMEOFeature pFeature)
{
string currFeatureType = pFeature.FeatureType;
// First, we check for where to put the feature inside m_featureTypeDictionary
// Check to see if an entry for currFeatureType already exists
if (!m_featureTypeDictionary.ContainsKey(currFeatureType))
{
// We must create a new entry to the m_featureTypeDictionary
IFMEOFeatureVectorOnDisk newVectorOnDisk =
m_fmeSession.CreateFeatureVectorOnDisk(m_kMaxFeatureInMemory);
// Add the new entry to the dictionary
m_featureTypeDictionary.Add(currFeatureType, newVectorOnDisk);
}
// Now, we put the feature into the proper IFMEOFeatureVectorOnDisk
IFMEOFeatureVectorOnDisk currVectorOnDisk = m_featureTypeDictionary[currFeatureType];
currVectorOnDisk.Append(pFeature);
}
private void updateFeatureTypeTab()
{
// Clear the current entries in the featureTypeView
featureTypeView.Items.Clear();
IEnumerator <KeyValuePair <string, IFMEOFeatureVectorOnDisk> > iterator =
m_featureTypeDictionary.GetEnumerator();
while (iterator.MoveNext())
{
string currFeatureType = iterator.Current.Key;
IFMEOFeatureVectorOnDisk currVectorOnDisk =
m_featureTypeDictionary[currFeatureType];
// Create a new subItem list - it will be a row of data containing
// the feature type and its associated count
string[] subItemList = { currFeatureType, currVectorOnDisk.Count.ToString() };
ListViewItem newItem = new ListViewItem(subItemList, -1);
// Add the item to featureTypeView
featureTypeView.Items.Add(newItem);
}
}
private void disposeFeatureTypeDictionaryEntries()
{
IEnumerator <KeyValuePair <string, IFMEOFeatureVectorOnDisk> > iterator =
m_featureTypeDictionary.GetEnumerator();
// Iterate through each entry m_featureTypeDictionary, and clear each
// IFMEOFeatureVectorOnDisk
while (iterator.MoveNext())
{
string currFeatureType = iterator.Current.Key;
IFMEOFeatureVectorOnDisk currVectorOnDisk = iterator.Current.Value;
// Calling Clear of IFMEOFeatureVectorOnDisk should also dispose each of the
// features that it contains
currVectorOnDisk.Clear();
currVectorOnDisk.Dispose();
currVectorOnDisk = null;
}
// Finally, call Clear of m_featureTypeDictionary
m_featureTypeDictionary.Clear();
}
