public void SetActiveItem(LinkItem item, bool detach)
{
this.pickedUpItem = item;
///如果目标已经被使用，阻止和其他元素断开
if (item.Used)
{
List <LinkPort> disconnected = new List <LinkPort>();
LinkPort[] connectedPort = item.GetLinkedPorts();
if (detach)
{
for (int i = 0; i < connectedPort.Length; i++)
{
LinkPort port = connectedPort[i];
LinkPort otherPort = port.ConnectedNode;
LinkUtil.DetachNodes(port, otherPort);
disconnected.Add(port);
disconnected.Add(otherPort);
}
if (onDisconnected != null)
{
onDisconnected.Invoke(disconnected.ToArray());
}
}
}
}
/// <summary>
/// 判断两个物体是否已经连接
/// </summary>
/// <param name="linkItemA"></param>
/// <param name="linkItemB"></param>
/// <returns></returns>
public static bool HaveConnected(LinkItem linkItemA, LinkItem linkItemB)
{
var connectedPorts = from port in linkItemA.GetLinkedPorts()
select port.ConnectedNode;
foreach (var item in linkItemB.GetLinkedPorts())
{
if (connectedPorts.Contains(item))
{
return(true);
}
}
return(false);
}