/// <summary>
/// Gets a values indicating whether provided connection matches this instance
/// </summary>
/// <param name="connectionToMatch">The connection to match.</param>
/// <returns></returns>
public bool Matches(TileConnection connectionToMatch)
{
return(this.FromId == connectionToMatch.FromId &&
this.ToId == connectionToMatch.ToId &&
this.FromOrientation == connectionToMatch.FromOrientation &&
this.ToOrientation == connectionToMatch.ToOrientation);
}
/// <summary>
/// Removes a connection.
/// </summary>
/// <param name="connection">The connection to remove.</param>
private void RemoveConnection(TileConnection connection)
{
//Guard against temporary server issue, can be removed later
if (connection.DiagramConnection == null)
{
return;
}
connection.DiagramConnection.Origin.DiagramConnections.Remove(connection.DiagramConnection);
connection.DiagramConnection.Destination.DiagramConnections.Remove(connection.DiagramConnection);
//this.scatterView.RemoveVisualConnection(connection.DiagramConnection, false);
connection.DiagramConnection.EditOperationRequested -= this.OnConnectionEditRequested;
connection.DiagramConnection = null;
}
/// <summary>
/// Called when an edit operation on a connection is requested
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="point">The point.</param>
private void OnConnectionEditRequested(object sender, Point point)
{
DiagramConnection connection = (DiagramConnection)sender;
TileConnection tileConnection = connection.ToTileConnection();
tileConnection.DiagramConnection = connection;
DiagramConnectionEditOperation operation = new DiagramConnectionEditOperation()
{
Connection = tileConnection,
X = point.X,
Y = point.Y
};
//this.scatterView.DiagramConnectionEditCommand?.Execute(operation);
}
/// <summary>
/// Adds a new connection.
/// </summary>
/// <param name="connection">The connection.</param>
private void AddConnection(TileConnection connection)
{
ConnectableViewItem connectableFrom = this.GetConnectable(connection.FromId);
if (connectableFrom == null)
{
return;
}
ConnectableViewItem connectableTo = this.GetConnectable(connection.ToId);
if (connectableTo == null)
{
return;
}
//From
HitTestInfo hitTestInfo = this.GetHitTestInfo(connection.FromOrientation);
ConnectorInfo originConnectorInfo = connectableFrom.CreateDiagramConnection(hitTestInfo);
DiagramConnection newConnection = new DiagramConnection(connectableFrom, originConnectorInfo, 0)
{
Id = connection.Id,
ConnectionType = connection.ConnectionType,
RoutingMode = connection.RoutingMode
};
newConnection.EditOperationRequested += this.OnConnectionEditRequested;
//newConnection.CreateConnection(connection.Color, this.scatterView.DiagramSelectedConnectionColor, this.scatterView.DiagramConnectionHighlightColor, connection.Thickness, connection.Opacity);
//To
hitTestInfo = this.GetHitTestInfo(connection.ToOrientation);
ConnectorInfo targetConnectorInfo = connectableTo.CreateDiagramConnection(hitTestInfo);
//newConnection.CompletePendingConnection(connectableTo, targetConnectorInfo, this.scatterView.ControlTileScale);
//Adds connection to related tiles
newConnection.Origin.DiagramConnections.Add(newConnection);
newConnection.Destination.DiagramConnections.Add(newConnection);
connection.DiagramConnection = newConnection;
//this.scatterView.AddVisualConnection(newConnection, false);
}
private void OnConnectionChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
//New connection added
case NotifyCollectionChangedAction.Add:
TileConnection addConnection = (TileConnection)e.NewItems[0];
this.AddConnection(addConnection);
break;
case NotifyCollectionChangedAction.Remove:
TileConnection deleteConnection = (TileConnection)e.OldItems[0];
this.RemoveConnection(deleteConnection);
break;
case NotifyCollectionChangedAction.Reset:
this.ClearConnections();
break;
}
}
/// <summary>
/// Updates the provide tile connection.
/// </summary>
/// <param name="connection">The connection.</param>
public void UpdateConnection(TileConnection connection)
{
//connection.DiagramConnection?.Update(connection, this.scatterView.ControlTileScale);
}