protected override void OnMouseUp(MouseButtonEventArgs e)
{
if (HitConnector != null)
{
var sourceConnector = this.sourceConnector;
var sinkConnector = HitConnector;
var model = new ConnectionModel(sourceConnector.ConnectorViewModel.ConnectorModel, sinkConnector.ConnectorViewModel.ConnectorModel);
var connectionViewModel = new ConnectionViewModel(sourceConnector.ConnectorViewModel, sinkConnector.ConnectorViewModel, model);
var newConnection = new Connection(sourceConnector, sinkConnector, connectionViewModel);
Panel.SetZIndex(newConnection, designerCanvas.Children.Count);
designerCanvas.Children.Add(newConnection);
var vm = designerCanvas.DataContext as EditorWindowViewModel;
if (vm == null)
throw new ArgumentNullException("designerCanvas.DataContext as EditorWindowViewModel");
vm.Add(connectionViewModel);
}
if (HitDesignerItem != null)
{
HitDesignerItem.IsDragConnectionOver = false;
}
if (IsMouseCaptured) ReleaseMouseCapture();
var adornerLayer = AdornerLayer.GetAdornerLayer(designerCanvas);
if (adornerLayer != null)
{
adornerLayer.Remove(this);
}
}
public ConnectionAdorner(DesignerCanvas designer, Connection connection)
: base(designer)
{
designerCanvas = designer;
adornerCanvas = new Canvas();
visualChildren = new VisualCollection(this);
visualChildren.Add(adornerCanvas);
this.connection = connection;
this.connection.PropertyChanged += AnchorPositionChanged;
InitializeDragThumbs();
drawingPen = new Pen(Brushes.LightSlateGray, 1);
drawingPen.LineJoin = PenLineJoin.Round;
Unloaded += ConnectionAdorner_Unloaded;
}
private void RemoveConnection(Connection connection)
{
Children.Remove(connection);
var vm = EditorWindowViewModel();
vm.Remove(connection.ConnectionViewModel);
}
private void Open_Executed(object sender, ExecutedRoutedEventArgs e)
{
var root = LoadSerializedDataFromFile();
if (root == null)
return;
Children.Clear();
SelectionService.ClearSelection();
var itemsXML = root.Elements("DesignerItems").Elements("DesignerItem");
foreach (var itemXML in itemsXML)
{
var id = new Guid(itemXML.Element("ID").Value);
var item = DeserializeDesignerItem(itemXML, id, 0, 0);
Children.Add(item);
SetConnectorDecoratorTemplate(item);
}
InvalidateVisual();
var connectionsXML = root.Elements("Connections").Elements("Connection");
foreach (var connectionXML in connectionsXML)
{
var sourceID = new Guid(connectionXML.Element("SourceID").Value);
var sinkID = new Guid(connectionXML.Element("SinkID").Value);
var sourceConnectorName = connectionXML.Element("SourceConnectorName").Value;
var sinkConnectorName = connectionXML.Element("SinkConnectorName").Value;
var sourceConnector = GetConnector(sourceID, sourceConnectorName);
var sinkConnector = GetConnector(sinkID, sinkConnectorName);
var connection = new Connection(sourceConnector, sinkConnector, null);
SetZIndex(connection, int.Parse(connectionXML.Element("zIndex").Value));
Children.Add(connection);
}
}
private void Paste_Executed(object sender, ExecutedRoutedEventArgs e)
{
var root = LoadSerializedDataFromClipBoard();
if (root == null)
return;
// create DesignerItems
var mappingOldToNewIDs = new Dictionary<Guid, Guid>();
var newItems = new List<ISelectable>();
var itemsXML = root.Elements("DesignerItems").Elements("DesignerItem");
var offsetX = double.Parse(root.Attribute("OffsetX").Value, CultureInfo.InvariantCulture);
var offsetY = double.Parse(root.Attribute("OffsetY").Value, CultureInfo.InvariantCulture);
foreach (var itemXML in itemsXML)
{
var oldID = new Guid(itemXML.Element("ID").Value);
var newID = Guid.NewGuid();
mappingOldToNewIDs.Add(oldID, newID);
var item = DeserializeDesignerItem(itemXML, newID, offsetX, offsetY);
Children.Add(item);
SetConnectorDecoratorTemplate(item);
newItems.Add(item);
}
// update group hierarchy
SelectionService.ClearSelection();
foreach (DesignerItem el in newItems)
{
if (el.ParentID != Guid.Empty)
el.ParentID = mappingOldToNewIDs[el.ParentID];
}
foreach (DesignerItem item in newItems)
{
if (item.ParentID == Guid.Empty)
{
SelectionService.AddToSelection(item);
}
}
// create Connections
var connectionsXML = root.Elements("Connections").Elements("Connection");
foreach (var connectionXML in connectionsXML)
{
var oldSourceID = new Guid(connectionXML.Element("SourceID").Value);
var oldSinkID = new Guid(connectionXML.Element("SinkID").Value);
if (mappingOldToNewIDs.ContainsKey(oldSourceID) && mappingOldToNewIDs.ContainsKey(oldSinkID))
{
var newSourceID = mappingOldToNewIDs[oldSourceID];
var newSinkID = mappingOldToNewIDs[oldSinkID];
var sourceConnectorName = connectionXML.Element("SourceConnectorName").Value;
var sinkConnectorName = connectionXML.Element("SinkConnectorName").Value;
var sourceConnector = GetConnector(newSourceID, sourceConnectorName);
var sinkConnector = GetConnector(newSinkID, sinkConnectorName);
var connection = new Connection(sourceConnector, sinkConnector, null);
SetZIndex(connection, int.Parse(connectionXML.Element("zIndex").Value));
Children.Add(connection);
SelectionService.AddToSelection(connection);
}
}
BringToFront.Execute(null, this);
// update paste offset
root.Attribute("OffsetX").Value = (offsetX + 10).ToString();
root.Attribute("OffsetY").Value = (offsetY + 10).ToString();
Clipboard.Clear();
Clipboard.SetData(DataFormats.Xaml, root);
}
