/// <summary>
/// Fired after the node editor events
/// </summary>
public override void AfterEditorEvents()
{
CheckActivation();
if (!IsActivated)
{
return;
}
if (!Event.current.IsLeftClickEvent())
{
return;
}
if (Event.current.modifiers != EventModifiers.None)
{
return;
}
Node clickedNode = NodeEditor.GetNodeUnderMouse();
Connector clickedConnector = NodeEditor.GetNodeConnectorUnderMouse();
if (clickedNode == null && clickedConnector == null)
{
NodeEditor.UnselectAll();
NodeEditor.RaiseSelectionChanged();
NodeEditor.FlagRepaint();
}
}
/// <summary>
/// Checks for node selection before the editor processes the
/// left-clicks
/// </summary>
public override void BeforeEditorEvents()
{
CheckActivation();
if (!IsActivated)
{
return;
}
if (Event.current.type != EventType.MouseDown ||
Event.current.button != 0)
{
return;
}
bool multiSelectActive = Event.current.modifiers == EventModifiers.Control ||
Event.current.modifiers == EventModifiers.Shift;
Node clickedNode = NodeEditor.GetNodeUnderMouse();
if (clickedNode == null)
{
return;
}
if (!clickedNode.IsSelectable)
{
return;
}
bool isNodeSelected = clickedNode.IsSelected();
if (!multiSelectActive)
{
if (!isNodeSelected)
{
NodeEditor.UnselectAll();
clickedNode.Select();
}
}
else
{
clickedNode.ToggleSelected();
}
NodeEditor.RaiseSelectionChanged();
NodeEditor.FlagRepaint();
Event.current.Use();
}
public override void BeforeEditorEvents()
{
CheckActivation();
if (!IsActivated)
{
return;
}
if (!Event.current.IsLeftClickEvent())
{
return;
}
bool multiSelectActive = Event.current.modifiers == EventModifiers.Control ||
Event.current.modifiers == EventModifiers.Shift;
Connector clickedConnector = NodeEditor.GetNodeConnectorUnderMouse();
if (clickedConnector == null)
{
return;
}
if (!clickedConnector.IsSelectable)
{
return;
}
bool isSelected = clickedConnector.IsSelected();
if (!multiSelectActive)
{
if (!isSelected)
{
NodeEditor.UnselectAll();
clickedConnector.Select();
}
}
else
{
clickedConnector.ToggleSelected();
}
NodeEditor.RaiseSelectionChanged();
NodeEditor.FlagRepaint();
Event.current.Use();
}
/// <summary>
/// Configures the rectangle used for selection
/// </summary>
public override void AfterEditorEvents()
{
CheckActivation();
if (!IsActivated)
{
return;
}
if (Event.current.button != 0)
{
Cancel();
Event.current.Use();
return;
}
if (Event.current.type == EventType.MouseDrag)
{
Vector2 startPoint = NodeEditor.ApplyZoomToVector(dragStartPos);
Vector2 endPoint = NodeEditor.GetZoomedMousePosition();
selectionRect = RectExtensions.FromPoints(startPoint, endPoint);
NodeEditor.FlagRepaint();
Event.current.Use();
}
else if (Event.current.type == EventType.MouseUp)
{
SelectNodes();
SelectConnectors();
NodeEditor.RaiseSelectionChanged();
selectionRect = Rect.zero;
Deactivate();
Event.current.Use();
}
else if (Event.current.type == EventType.MouseLeaveWindow)
{
Cancel();
}
}
/// <summary>
/// Handles cancelling box select mode
/// </summary>
protected override void OnCancelled()
{
NodeEditor.UnselectAll();
NodeEditor.RaiseSelectionChanged();
}
