/// <summary>
/// 检测是否能够创建鼠标关联的线
/// </summary>
private void MakeTransitionToMouse()
{
bool inWindowArea = false;
foreach (var pair in nodeWindows)
{
var nodeWindow = pair.Value;
var pos = currentLocalMousePosition;
pos.x -= nodeWindow.WindowArea.x;
pos.y -= nodeWindow.WindowArea.y;
for (var i = 0; i < nodeWindow.OutputAreas.Count; ++i)
{
if (nodeWindow.OutputAreas[i].Contains(pos) &&
nodeWindow.CanStartTransition(i))
{
inWindowArea = true;
mouseTransitionLine = new MouseTransitionLine(nodeWindow, i);
break;
}
}
}
if (inWindowArea)
{
Event.current.Use();
}
}
/// <summary>
/// 处理事件
/// </summary>
private void HandleEvents()
{
//检测是否保存
var e = Event.current;
//记录鼠标位置
currentMousePosition = e.mousePosition;
currentLocalMousePosition = ConvertFromWorldToLocal(currentMousePosition, true);
//检测鼠标按键
switch (e.type)
{
case EventType.MouseUp:
if (mouseTransitionLine != null)
{ //检测是否点击到某个NodeWindow的输入区域
MakeTransitionToNode();
mouseTransitionLine = null;
}
else
{
var clickwindow = GetClickedNodeWindow();
if (clickwindow != null)
{
propertyID = clickwindow.ID;
}
}
break;
case EventType.MouseDown:
if (e.button == 0 && mouseTransitionLine == null)
{ //检测是否点击到某个NodeWindow的输出区域
MakeTransitionToMouse();
}
else if (e.button == 1)
{
CreateGenericMenu();
e.Use();
}
break;
case EventType.MouseDrag:
if (e.control)
{ //移动ScrollView
translateValue += e.delta;
e.Use();
}
break;
case EventType.ScrollWheel:
Zoom();
e.Use();
break;
case EventType.KeyDown:
if (e.control && e.keyCode == KeyCode.S)
{ //保存配置
Save();
e.Use();
}
else if (e.control && e.keyCode == KeyCode.R)
{ //刷新函数
BehaviorTreeManager.Instance.RefreshAIFunctions();
ShowNotification(new GUIContent("刷新成功"));
e.Use();
}
else if (e.control && e.keyCode == KeyCode.H)
{ //显示/隐藏工具面板
toolVisible = !toolVisible;
e.Use();
}
break;
}
}