public static Point GetPointForConnector(FullyCreatedConnectorInfo connector)
{
Point point = new Point();
switch (connector.Orientation)
{
case ConnectorOrientation.Top:
point = new Point(connector.DataItem.Left + (DesignerItemViewModelBase.ItemWidth / 2), connector.DataItem.Top - (ConnectorInfoBase.ConnectorHeight));
break;
case ConnectorOrientation.Bottom:
point = new Point(connector.DataItem.Left + (DesignerItemViewModelBase.ItemWidth / 2), (connector.DataItem.Top + DesignerItemViewModelBase.ItemHeight) + (ConnectorInfoBase.ConnectorHeight / 2));
break;
case ConnectorOrientation.Right:
point = new Point(connector.DataItem.Left + DesignerItemViewModelBase.ItemWidth + (ConnectorInfoBase.ConnectorWidth), connector.DataItem.Top + (DesignerItemViewModelBase.ItemHeight / 2));
break;
case ConnectorOrientation.Left:
point = new Point(connector.DataItem.Left - ConnectorInfoBase.ConnectorWidth, connector.DataItem.Top + (DesignerItemViewModelBase.ItemHeight / 2));
break;
}
return(point);
}
protected override void OnMouseUp(MouseButtonEventArgs e)
{
base.OnMouseUp(e);
Mediator.Instance.NotifyColleagues <bool>("DoneDrawingMessage", true);
if (sourceConnector != null)
{
FullyCreatedConnectorInfo sourceDataItem = sourceConnector.DataContext as FullyCreatedConnectorInfo;
if (connectorsHit.Count() == 2)
{
Connector sinkConnector = connectorsHit.Last();
FullyCreatedConnectorInfo sinkDataItem = sinkConnector.DataContext as FullyCreatedConnectorInfo;
int indexOfLastTempConnection = sinkDataItem.DataItem.Parent.Items.Count - 1;
sinkDataItem.DataItem.Parent.RemoveItemCommand.Execute(
sinkDataItem.DataItem.Parent.Items[indexOfLastTempConnection]);
sinkDataItem.DataItem.Parent.AddItemCommand.Execute(new ConnectorViewModel(sourceDataItem, sinkDataItem, sourceDataItem.DataItem.Parent));
}
else if (connectorsHit.Count == 1 && _lastHitActivity != null)
{
var startOrientation = connectorsHit.First().Orientation;
var targetOrientation = ConnectorOrientation.None;
switch (startOrientation)
{
case ConnectorOrientation.Left:
targetOrientation = ConnectorOrientation.Right;
break;
case ConnectorOrientation.Top:
targetOrientation = ConnectorOrientation.Bottom;
break;
case ConnectorOrientation.Right:
targetOrientation = ConnectorOrientation.Left;
break;
case ConnectorOrientation.Bottom:
targetOrientation = ConnectorOrientation.Top;
break;
default:
break;
}
var sinkDataItem = new FullyCreatedConnectorInfo(_lastHitActivity, targetOrientation);
int indexOfLastTempConnection = sinkDataItem.DataItem.Parent.Items.Count - 1;
sinkDataItem.DataItem.Parent.RemoveItemCommand.Execute(sinkDataItem.DataItem.Parent.Items[indexOfLastTempConnection]);
sinkDataItem.DataItem.Parent.AddItemCommand.Execute(new ConnectorViewModel(sourceDataItem, sinkDataItem, sourceDataItem.DataItem.Parent));
}
else
{
//Need to remove last item as we did not finish drawing the path
int indexOfLastTempConnection = sourceDataItem.DataItem.Parent.Items.Count - 1;
sourceDataItem.DataItem.Parent.RemoveItemCommand.Execute(
sourceDataItem.DataItem.Parent.Items[indexOfLastTempConnection]);
}
}
ClearConnectorCache();
}
public ConnectorViewModel(FullyCreatedConnectorInfo sourceConnectorInfo, ConnectorInfoBase sinkConnectorInfo, IDiagramViewModel parent) : base(_currentConnectorId, parent)
{
if (sinkConnectorInfo != null && sinkConnectorInfo.Orientation != ConnectorOrientation.None)
{
_currentConnectorId++;
}
Init(sourceConnectorInfo, sinkConnectorInfo);
}
private void Init(FullyCreatedConnectorInfo sourceConnectorInfo, ConnectorInfoBase sinkConnectorInfo)
{
ShowDataChangeWindowCommand = new SimpleCommand(ExecuteShowDataChangeWindowCommand);
visualiserService = ApplicationServicesProvider.Instance.Provider.VisualizerService;
this.Parent = sourceConnectorInfo.DataItem.Parent;
this.SourceConnectorInfo = sourceConnectorInfo;
this.SinkConnectorInfo = sinkConnectorInfo;
PathFinder = new OrthogonalPathFinder();
}
public ConnectorViewModel(int id, IDiagramViewModel parent,
FullyCreatedConnectorInfo sourceConnectorInfo, FullyCreatedConnectorInfo sinkConnectorInfo) : base(id, parent)
{
Init(sourceConnectorInfo, sinkConnectorInfo);
}
