private void client_OnLandUndo(IClientAPI client)
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
LandUndoState goback = m_undo.Pop();
if (goback != null)
{
goback.PlaybackState();
}
}
}
}
private void StoreUndoState()
{
lock (m_undo)
{
if (m_undo.Count > 0)
{
LandUndoState last = m_undo.Peek();
if (last != null)
{
if (last.Compare(m_channel))
{
return;
}
}
}
LandUndoState nUndo = new LandUndoState(this, m_channel);
m_undo.Push(nUndo);
}
}
