private void OnSourcesChanged(object sender, NotifyCollectionChangedEventArgs e)
{
ObservableCollection <CompareSource> obsSender = sender as ObservableCollection <CompareSource>;
if (e.Action == NotifyCollectionChangedAction.Add)
{
foreach (var newItem in e.NewItems)
{
var newSource = m_Sources[m_Sources.IndexOf((CompareSource)newItem)];
int titleNum = 1;
if (string.IsNullOrEmpty(newSource.Title.Trim()))
{
newSource.Title = DEFAULT_NAME;
}
string title = newSource.Title;
while (m_Sources.Where(s => s.Title.Equals(newSource.Title)).Count() > 1)
{
newSource.Title = title + "(" + titleNum++ + ")";
}
newSource.getValues().Keys.ToList().ForEach(
k =>
{
if (m_Dimensions.ContainsKey(k))
{
m_Dimensions[k]++;
}
else
{
m_Dimensions.Add(k, 1);
var newOrdinateCheckbox = new CheckedListItem <string>(k);
newOrdinateCheckbox.PropertyChanged += OnOrdinateCheckChanged;
m_AvailableOrdinates.Add(newOrdinateCheckbox);
CbAbscissa.Items.Add(k);
}
});
switch (m_Metrica)
{
case Metrica.Metric:
foreach (var keyValue in newSource.getValues())
{
string newUnit = m_Imperical2MetricalConverter.Convert(keyValue.Value, newSource.getUnits()[keyValue.Key]);
newSource.getUnits()[keyValue.Key] = newUnit;
}
break;
case Metrica.Imperial:
foreach (var keyValue in newSource.getValues())
{
string newUnit = m_Metrical2ImperialConverter.Convert(keyValue.Value, newSource.getUnits()[keyValue.Key]);
newSource.getUnits()[keyValue.Key] = newUnit;
}
break;
default:
throw new InvalidOperationException("invalid metrica");
}
var newSourceCheckbox = new CheckedListItem <string>(newSource.Title);
newSourceCheckbox.PropertyChanged += OnSourceCheckChanged;
m_AvailableSources.Add(newSourceCheckbox);
}
}
else if (e.Action == NotifyCollectionChangedAction.Remove)
{
foreach (var removedItem in e.OldItems)
{
var removedSource = (CompareSource)removedItem;
foreach (string dimension in removedSource.getValues().Keys.ToList())
{
int count = m_Dimensions[dimension];
if (count == 1)
{
m_Dimensions.Remove(dimension);
CbAbscissa.Items.Remove(dimension);
var ordinatesToRemove = m_AvailableOrdinates.Where(o => o.Item.Equals(dimension)).ToList();
foreach (var item in ordinatesToRemove)
{
m_AvailableOrdinates.Remove(item);
}
}
else
{
m_Dimensions[dimension]--;
}
}
m_Graphs.RemoveAll(g => g.Key.Equals(removedSource.Title));
var toRemove = m_AvailableSources.Where(s => s.Item.Equals(removedSource.Title)).ToList();
foreach (var item in toRemove)
{
m_AvailableSources.Remove(item);
}
}
Redraw();
}
}
