void SelectNode()
{
int controlID = GUIUtility.GetControlID(FocusType.Passive);
if (!canvasRect.Contains(_cachedMousePosition))
{
return;
}
switch (_currentEvent.rawType)
{
case EventType.MouseDown:
if (_currentEvent.button == 2)
{
return;
}
_selectType = SelectType.None;
if (_makeTranstion)
{
Node node = MouseOverNode();
if (node != null && node != _selectNodes [0])
{
if (node.type == NodeType.Node)
{
AddTranstition(_selectNodes [0], node);
}
else
{
TransitionGroup(_selectNodes [0], node);
}
}
_makeTranstion = false;
_selectNodes.Clear();
}
else
{
//Select Node
GUIUtility.hotControl = controlID;
selectionStartPosition = _cachedMousePosition;
_selectTransition = null;
Node node = MouseOverNode();
if (node != null)
{
if (_selectNodes.Count > 0 && node == _selectNodes [0] && _currentEvent.clickCount == 2 && node.type == NodeType.NodeGroup)
{
if (node.GetPath() != _currentGroupPath)
{
//double
SelectGroup(node);
}
else
{
SelectGroupUp(node);
}
}
else
{
_selectNodes.Clear();
_selectNodes.Add(node);
GUIUtility.hotControl = 0;
GUIUtility.keyboardControl = 0;
if (node.type == NodeType.Node)
{
_selectType = SelectType.Node;
}
else
{
_selectType = SelectType.NodeGroud;
}
}
}
else
{
for (int i = 0; i < _transitionLines.Count; i++)
{
if (CheckPointInLine(_transitionLines[i].startPos, _transitionLines[i].endPos, _cachedMousePosition, 1))
{
_selectTransition = _transitionLines[i].line;
_selectType = SelectType.Transition;
}
}
}
selectionMode = NodeSelectionMode.Pick;
//Select Trasnstion
}
break;
case EventType.MouseUp:
_draging = false;
if (GUIUtility.hotControl == controlID)
{
selectionMode = NodeSelectionMode.None;
GUIUtility.hotControl = 0;
_currentEvent.Use();
}
break;
case EventType.MouseDrag:
_selectTransition = null;
if (GUIUtility.hotControl == controlID && !EditorGUI.actionKey && !_currentEvent.shift && (selectionMode == NodeSelectionMode.Pick || selectionMode == NodeSelectionMode.Rect))
{
selectionMode = NodeSelectionMode.Rect;
SelectNodesInRect(FromToRect(selectionStartPosition, _cachedMousePosition));
_selectType = _selectNodes.Count > 1?SelectType.NodeGroud:SelectType.Node;
_currentEvent.Use();
}
break;
case EventType.Repaint:
if (GUIUtility.hotControl == controlID && selectionMode == NodeSelectionMode.Rect)
{
NodeStyles.selectionRect.Draw(FromToRect(selectionStartPosition, _cachedMousePosition), false, false, false, false);
}
break;
}
}
public void AddTransition(NodeTransition target)
{
transition = ArrayUtility.Add <NodeTransition>(transition, target);
}
/// <summary>
/// 移除指定Transition
/// </summary>
/// <param name="target">Target.</param>
public void RemoveTransition(NodeTransition target)
{
transition = ArrayUtility.Remove <NodeTransition>(transition, target);
}
public DrawTransitionLine(NodeTransition _line, Vector2 _start, Vector2 _end)
{
line = _line;
startPos = _start;
endPos = _end;
}