public Connector(VplControl hostCanvas, Port startPort, Port endPort)
{
HostCanvas = hostCanvas;
Path = new Path();
srtEllipse = new Ellipse
{
Style = hostCanvas.FindResource("VplEllipseConnStyle") as Style
};
endEllipse = new Ellipse
{
Style = hostCanvas.FindResource("VplEllipseConnStyle") as Style
};
Panel.SetZIndex(Path, 2);
Panel.SetZIndex(srtEllipse, startPort.ParentNode.Id + 1);
Panel.SetZIndex(endEllipse, endPort.ParentNode.Id + 1);
Path.Style = HostCanvas.FindResource("VplConnectorStyle") as Style;
StartPort = startPort;
EndPort = endPort;
Canvas.SetLeft(srtEllipse, StartPort.Origin.X - srtEllipse.ActualWidth/2);
Canvas.SetTop(srtEllipse, StartPort.Origin.Y - srtEllipse.ActualHeight/2);
Canvas.SetLeft(endEllipse, EndPort.Origin.X - endEllipse.ActualWidth/2);
Canvas.SetTop(endEllipse, EndPort.Origin.Y - endEllipse.ActualHeight/2);
StartBezierPoint = new BindingPoint(StartPort.Origin.X, StartPort.Origin.Y);
EndBezierPoint = new BindingPoint(EndPort.Origin.X, EndPort.Origin.Y);
startPort.DataChanged += endPort.StartPort_DataChanged;
StartPort.Origin.PropertyChanged += Origin_PropertyChanged;
EndPort.Origin.PropertyChanged += Origin_PropertyChanged;
StartPort.ParentNode.PropertyChanged += Origin_PropertyChanged;
EndPort.ParentNode.PropertyChanged += Origin_PropertyChanged;
ObserveNode(StartPort.ParentNode);
ObserveNode(EndPort.ParentNode);
startPort.ConnectedConnectors.Add(this);
endPort.ConnectedConnectors.Add(this);
endPort.CalculateData(startPort.Data);
DefinePath();
HostCanvas.Children.Add(Path);
HostCanvas.Children.Add(srtEllipse);
HostCanvas.Children.Add(endEllipse);
}
public void AddOutputPortToNode(string name, Type type)
{
var conn = new Port(name, this, PortTypes.Output, type) {MultipleConnectionsAllowed = true};
OutputPortPanel.Children.Add(conn);
OutputPorts.Add(conn);
}
public void RemoveInputPortFromNode(Port port)
{
foreach (var connector in port.ConnectedConnectors)
connector.RemoveFromCanvas();
InputPortPanel.Children.Remove(port);
port.DataChanged -= port_DataChanged;
InputPorts.Remove(port);
}
public void AddInputPortToNode(string name, Type type, bool multipleConnectionsAllowed = false)
{
var port = new Port(name, this, PortTypes.Input, type)
{
MultipleConnectionsAllowed = multipleConnectionsAllowed
};
InputPortPanel.Children.Add(port);
port.DataChanged += port_DataChanged;
InputPorts.Add(port);
}
public void RemoveInputPortFromNode(Port conn)
{
foreach (var connector in conn.ConnectedConnectors)
connector.RemoveFromCanvas();
InputPortPanel.Children.Remove(conn);
conn.DataChanged -= conn_DataChanged;
InputPorts.Remove(conn);
}
public void AddOutputPortToNode(string name, Type type)
{
var conn = new Port(name, this, PortTypes.Output, type);
OutputPortPanel.Children.Add(conn);
OutputPorts.Add(conn);
}
public void AddInputPortToNode(string name, Type type)
{
var conn = new Port(name, this, PortTypes.Input, type);
InputPortPanel.Children.Add(conn);
conn.DataChanged += conn_DataChanged;
InputPorts.Add(conn);
}
