/// <summary>
/// Selects the specified node.
/// </summary>
/// <param name="layout">Layout.</param>
/// <param name="additive">If set to <c>true</c> additive.</param>
public void Select(NodeLayout layout, bool additive)
{
if (IsSelected(layout))
{
if (additive)
{
Remove(layout);
}
else
{
return;
}
}
if (!additive || layout == null)
{
Clear();
}
if (layout != null)
{
SelectionList.Add(layout);
layout.Selected = true;
}
}
public void Draw()
{
// Iterate through nodes
foreach (var node in _graph.Nodes.GetAll)
{
NodeLayout nodelayout = _editor.GetLayout(node) as NodeLayout;
if (nodelayout == null)
{
continue;
}
// Iterate through the node pins
foreach (var pin in node.PinCollection.Get())
{
// If the pin is output or transition input continue
// We are using inputs and transition outputs only becouse those can
// have only a single wire.
if (pin.PinType == PinType.Output || pin.PinType == PinType.TransIn)
{
continue;
}
// Continue if the pin doesn't have any active connection
if (pin.Connections.Count == 0)
{
continue;
}
var connection = pin.Connections[0];
var otherLayout = _editor.GetLayout(connection.NodeID);
// If the other layout doesn't exist the pin should be fixed.
if (otherLayout == null)
{
_editor.FixConnectionIssue(node, pin);
return;
}
// If the layout exists...
else
{
//... check if the layout has connection to this node (validate)
bool isValid = false;
var otherPin = otherLayout.Node.PinCollection.Get(connection.PinName);
foreach (var otherConn in otherPin.Connections)
{
if (otherConn.NodeID == node.ID && otherConn.PinName == pin.Name)
{
isValid = true;
}
}
if (isValid)
{
if (pin.VariableType != otherPin.VariableType)
{
Disconnect(pin);
}
}
// If the connection is valid, connect.
if (isValid)
{
var pinFrom = nodelayout.GetPin(pin.Name);
var pinTo = otherLayout.GetPin(otherPin.Name);
DrawWire(pinFrom.WireRect, pinTo.WireRect, pinFrom.Color, pinFrom.Direction);
}
else
{
_editor.FixConnectionIssue(node, pin);
return;
}
}
}
}
if (IsPinSelected)
{
Event e = Event.current;
Rect r = new Rect(0, 0, 16, 16);
r.x = e.mousePosition.x;
r.y = e.mousePosition.y;
DrawWire(_selectedPin.WireRect, r, _selectedPin.Color, _selectedPin.Direction);
_editor.Repaint();
}
}
/// <summary>
/// Determines whether this node is selected or not.
/// </summary>
/// <returns><c>true</c> if this instance is selected the specified layout; otherwise, <c>false</c>.</returns>
/// <param name="layout">Layout.</param>
public bool IsSelected(NodeLayout layout)
{
return(layout != null && SelectionList.Contains(layout));
}
/// <summary>
/// Sets a node that which have the mouse cursor over it.
/// </summary>
/// <param name="window">Window.</param>
public void onMouseOver(NodeLayout window)
{
_mouseOver = window;
}
/// <summary>
/// Removes the specified node from the selection.
/// </summary>
/// <param name="layout">Layout.</param>
public void Remove(NodeLayout layout)
{
layout.Selected = false;
SelectionList.Remove(layout);
}
