/// <summary>
/// 关注某格子 when interest some gird
/// </summary>
/// <param name="grid"></param>
public void OnInterestGrid(AOIGrid grid)
{
CurrentInterestGridList.Add(grid);
foreach (var item in grid.ExistEntityList)
{
CurrentInterestEntityList.Add(item);
}
}
/// <summary>
/// 不再关注某格子 when no interest some grid
/// </summary>
/// <param name="grid"></param>
public void OnNonInterestGrid(AOIGrid grid)
{
CurrentInterestGridList.Remove(grid);
CurrentInterestEntityList.ExceptWith(grid.ExistEntityList);
}