void AssociateConnectionPoints(ConnectionViewModel vm)
{
var assoc = pointConnectionAssoc;
if (!assoc.ContainsKey(vm.StartID))
{
assoc[vm.StartID] = new List <ConnectionViewModel>();
}
if (!assoc.ContainsKey(vm.EndID))
{
assoc[vm.EndID] = new List <ConnectionViewModel>();
}
assoc[vm.StartID].Add(vm);
assoc[vm.EndID].Add(vm);
}
void CreateConnectionExecute(Tuple <int, int> connectorIds)
{
ConnectionData result = null;
if (!model.TryCreateConnection(connectorIds.Item1, connectorIds.Item2, out result))
{
return;
}
var rModel = Connection.Of(result);
var vm = new ConnectionViewModel(rModel);
AssociateConnectionPoints(vm);
Connections.Add(vm);
}
public SheetViewModel(Sheet model)
{
SwitchTo = new RelayCommand(SwitchToExecute);
CreateConnection = new RelayCommand <Tuple <int, int> >(CreateConnectionExecute);
UpdateConnectorPosition = new RelayCommand <Tuple <int, Point> >(UpdateConnectorPositionExecute);
this.model = model;
if (model != null)
{
foreach (var symbolData in model.Data.Symbols)
{
var symbol = new SymbolViewModel(Symbol.Of(symbolData));
Symbols.Add(symbol);
}
foreach (var connectionData in model.Data.Connections)
{
var conn = new ConnectionViewModel(Connection.Of(connectionData));
AssociateConnectionPoints(conn);
Connections.Add(conn);
}
}
;
}