public Vector2 GlobalConnectionPointPosition(ConnectionPoint p)
{
var x = baseRect.x + p.buttonRect.x;
if (p.isInput)
{
x = baseRect.x + p.buttonRect.x;
}
if (p.isOutput)
{
x = baseRect.x + p.buttonRect.x + NodeEditorSetting.POINT_SIZE;
}
var y = baseRect.y + p.buttonRect.y + NodeEditorSetting.POINT_SIZE / 2;
return(new Vector2(x, y));
}
protected void OnClickOutPoint(ConnectionPoint outPoint)
{
selectedOutPoint = outPoint;
if (selectedInPoint != null)
{
// filt loop
if (Node.LoopCheck(selectedOutPoint.node, selectedInPoint.node) && selectedInPoint.ValidateConnectPoint(outPoint) && selectedOutPoint.ValidateConnectPoint(selectedInPoint))
{
CreateConnection();
ClearConnectionSelection();
}
else
{
ClearConnectionSelection();
}
}
}
protected void DrawConnectionLine(Event e)
{
if (selectedInPoint != null && selectedOutPoint == null)
{
Handles.DrawBezier(
selectedInPoint.rect.center,
e.mousePosition,
selectedInPoint.rect.center + Vector2.left * 50f,
e.mousePosition - Vector2.left * 50,
Color.white,
null,
5f);
GUI.changed = true;
}
if (selectedOutPoint != null && selectedInPoint == null)
{
Handles.DrawBezier(
selectedOutPoint.rect.center,
e.mousePosition,
selectedOutPoint.rect.center - Vector2.left * 50f,
e.mousePosition + Vector2.left * 50f,
Color.white,
null,
5f);
GUI.changed = true;
}
if (e.keyCode == KeyCode.Escape)
{
selectedOutPoint = null;
selectedInPoint = null;
}
if (e.isMouse && e.button == 0)
{
if (selectedOutPoint != null && selectedInPoint == null && !selectedOutPoint.rect.Contains(e.mousePosition) ||
selectedInPoint != null && selectedOutPoint == null && !selectedInPoint.rect.Contains(e.mousePosition))
{
selectedOutPoint = null;
selectedInPoint = null;
}
}
}
public void OnClickOutPoint(ConnectionPoint outPoint)
{
_selectedOutPoint = outPoint;
if (_selectedInPoint != null)
{
if (_selectedOutPoint.Node != _selectedInPoint.Node)
{
// clear previous connection to this out point
RemoveConnection(_selectedOutPoint);
CreateConnection(_selectedInPoint, _selectedOutPoint);
ClearConnectionSelection();
}
else
{
ClearConnectionSelection();
}
}
}
public void RemoveConnectionPoint(ConnectionPoint connectionPoint)
{
OutPoints.Remove(connectionPoint);
}
private void ClearConnectionSelection()
{
_selectedInPoint = null;
_selectedOutPoint = null;
}
private void DrawConnection(ConnectionPoint fromPoint, ConnectionPoint toPoint)
{
DrawConnection(fromPoint.Rect.center, toPoint.Rect.center);
}
public Connection(ConnectionPoint inPoint, ConnectionPoint outPoint)
{
this.inPoint = inPoint;
this.outPoint = outPoint;
}
public static bool ContainsConnection(this List <Connection> connections, Node start, ConnectionPoint output, Node end, ConnectionPoint input)
{
foreach (var con in connections)
{
if (con.IsSameDetail(start, output, end, input))
{
return(true);
}
}
return(false);
}
public bool IsEndAtConnectionPoint(ConnectionPoint p)
{
return(inputPoint == p);
}
public bool IsStartAtConnectionPoint(ConnectionPoint p)
{
return(outputPoint == p);
}
public Connection(string label, Node start, ConnectionPoint output, Node end, ConnectionPoint input)
{
this.label = label;
this.connectionId = Guid.NewGuid().ToString();
this.startNode = start;
this.outputPoint = output;
this.endNode = end;
this.inputPoint = input;
this.startPointInfo = start.nodeNameText + ":" + output.id;
this.endPointInfo = end.nodeNameText + ":" + input.id;
}