public bool Connect(dynPortModel p)
{
//test if the port that you are connecting too is not the start port or the end port
//of the current connector
if (p.Equals(pStart) || p.Equals(pEnd))
{
return(false);
}
//if the selected connector is also an output connector, return false
//output ports can't be connected to eachother
if (p.PortType == PortType.OUTPUT)
{
return(false);
}
//test if the port that you are connecting to is an input and
//already has other connectors
if (p.PortType == PortType.INPUT && p.Connectors.Count > 0)
{
p.Disconnect(p.Connectors[0]);
}
//turn the line solid
pEnd = p;
if (pEnd != null)
{
p.Connect(this);
}
return(true);
}
public dynPortViewModel(dynPortModel port, dynNodeModel node)
{
_node = node;
_port = port;
_port.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(_port_PropertyChanged);
_node.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(_node_PropertyChanged);
ConnectCommand = new DelegateCommand(Connect, CanConnect);
HighlightCommand = new DelegateCommand(Highlight, CanHighlight);
UnHighlightCommand = new DelegateCommand(UnHighlight, CanUnHighlight);
}
public dynPortViewModel(dynPortModel port, dynNodeModel node)
{
_node = node;
_port = port;
_port.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(_port_PropertyChanged);
_node.PropertyChanged += new System.ComponentModel.PropertyChangedEventHandler(_node_PropertyChanged);
ConnectCommand = new DelegateCommand(Connect, CanConnect);
HighlightCommand = new DelegateCommand(Highlight, CanHighlight);
UnHighlightCommand = new DelegateCommand(UnHighlight, CanUnHighlight);
}
public dynPortViewModel(dynPortModel port, dynNodeModel node)
{
_node = node;
_port = port;
_port.PropertyChanged += _port_PropertyChanged;
_node.PropertyChanged += _node_PropertyChanged;
ConnectCommand = new DelegateCommand(Connect, CanConnect);
HighlightCommand = new DelegateCommand(Highlight, CanHighlight);
UnHighlightCommand = new DelegateCommand(UnHighlight, CanUnHighlight);
}
public void Disconnect(dynPortModel p)
{
if (p.Equals(pStart))
{
pStart = null;
}
if (p.Equals(pEnd))
{
pEnd = null;
}
p.Disconnect(this);
}
private dynConnectorModel(dynNodeModel start, dynNodeModel end, int startIndex, int endIndex, int portType )
{
Stopwatch sw = new Stopwatch();
sw.Start();
pStart = start.OutPorts[startIndex];
dynPortModel endPort = null;
if (portType == 0)
endPort = end.InPorts[endIndex];
pStart.Connect(this);
this.Connect(endPort);
sw.Stop();
Debug.WriteLine(string.Format("{0} elapsed for constructing connector.", sw.Elapsed));
}
//construct a view and start drawing.
public dynConnectorViewModel(dynPortModel port)
{
ConnectCommand = new DelegateCommand<object>(Connect, CanConnect);
RedrawCommand = new DelegateCommand(Redraw, CanRedraw);
HighlightCommand = new DelegateCommand(Highlight, CanHighlight);
UnHighlightCommand = new DelegateCommand(Unhighlight, CanUnHighlight);
var bc = new BrushConverter();
StrokeBrush = (Brush)bc.ConvertFrom("#777");
IsConnecting = true;
_activeStartPort = port;
// makes sure that all of the positions on the curve path are
// set
this.Redraw(port.Center);
}
//construct a view and start drawing.
public dynConnectorViewModel(dynPortModel port)
{
ConnectCommand = new DelegateCommand <object>(Connect, CanConnect);
RedrawCommand = new DelegateCommand(Redraw, CanRedraw);
HighlightCommand = new DelegateCommand(Highlight, CanHighlight);
UnHighlightCommand = new DelegateCommand(Unhighlight, CanUnHighlight);
var bc = new BrushConverter();
StrokeBrush = (Brush)bc.ConvertFrom("#777");
IsConnecting = true;
_activeStartPort = port;
// makes sure that all of the positions on the curve path are
// set
this.Redraw(port.Center);
}
private dynConnectorModel(dynNodeModel start, dynNodeModel end, int startIndex, int endIndex, int portType)
{
Stopwatch sw = new Stopwatch();
sw.Start();
pStart = start.OutPorts[startIndex];
dynPortModel endPort = null;
if (portType == 0)
{
endPort = end.InPorts[endIndex];
}
pStart.Connect(this);
this.Connect(endPort);
sw.Stop();
Debug.WriteLine(string.Format("{0} elapsed for constructing connector.", sw.Elapsed));
}
public dynConnectorModel(dynNodeModel start, dynNodeModel end, int startIndex, int endIndex, int portType, bool visible)
{
//don't try to create a connector with a bad start,
//end, or if we're trying to connector the same
//port to itself.
if (start == null || end == null || start == end)
{
throw new Exception("Attempting to create connector with invalid start or end nodes.");
}
pStart = start.OutPorts[startIndex];
dynPortModel endPort = null;
if (portType == 0)
endPort = end.InPorts[endIndex];
pStart.Connect(this);
this.Connect(endPort);
}
public void Disconnect(dynPortModel p)
{
if (p.Equals(pStart))
{
pStart = null;
}
if (p.Equals(pEnd))
{
pEnd = null;
}
p.Disconnect(this);
}
public bool Connect(dynPortModel p)
{
//test if the port that you are connecting too is not the start port or the end port
//of the current connector
if (p.Equals(pStart) || p.Equals(pEnd))
{
return false;
}
//if the selected connector is also an output connector, return false
//output ports can't be connected to eachother
if (p.PortType == PortType.OUTPUT)
{
return false;
}
//test if the port that you are connecting to is an input and
//already has other connectors
if (p.PortType == PortType.INPUT && p.Connectors.Count > 0)
{
return false;
}
//turn the line solid
pEnd = p;
if (pEnd != null)
{
//set the start and end values to equal so this
//starts evaulating immediately
//pEnd.Owner.InPortData[p.Index].Object = pStart.Owner.OutPortData.Object;
p.Connect(this);
Debug.WriteLine("Ports no longer call update....is it still working?");
//pEnd.Update();
}
return true;
}
/// <summary>
/// Add a port to this node. If the port already exists, return that port.
/// </summary>
/// <param name="portType"></param>
/// <param name="name"></param>
/// <param name="index"></param>
/// <returns></returns>
public dynPortModel AddPort(PortType portType, string name, int index)
{
dynPortModel p;
switch (portType)
{
case PortType.INPUT:
if (inPorts.Count > index)
{
p = inPorts[index];
//update the name on the node
//e.x. when the node is being re-registered during a custom
//node save
p.PortName = name;
return p;
}
p = new dynPortModel(index, portType, this, name);
InPorts.Add(p);
//register listeners on the port
p.PortConnected += new PortConnectedHandler(p_PortConnected);
p.PortDisconnected += new PortConnectedHandler(p_PortDisconnected);
return p;
case PortType.OUTPUT:
if (outPorts.Count > index)
{
return outPorts[index];
}
p = new dynPortModel(index, portType, this, name);
OutPorts.Add(p);
//register listeners on the port
p.PortConnected += p_PortConnected;
p.PortDisconnected += p_PortDisconnected;
return p;
default:
return null;
}
}
private void RemovePort(dynPortModel inport)
{
while (inport.Connectors.Any())
{
var connector = inport.Connectors[0];
dynSettings.Controller.DynamoModel.CurrentSpace.Connectors.Remove(connector);
connector.NotifyConnectedPortsOfDeletion();
}
}
public bool Connect(dynPortModel p)
{
//test if the port that you are connecting too is not the start port or the end port
//of the current connector
if (p.Equals(pStart) || p.Equals(pEnd))
{
return false;
}
//if the selected connector is also an output connector, return false
//output ports can't be connected to eachother
if (p.PortType == PortType.OUTPUT)
{
return false;
}
//test if the port that you are connecting to is an input and
//already has other connectors
if (p.PortType == PortType.INPUT && p.Connectors.Count > 0)
{
p.Disconnect(p.Connectors[0]);
}
//turn the line solid
pEnd = p;
if (pEnd != null)
{
p.Connect(this);
}
return true;
}
