/// <summary>
/// 移除一个监听者
/// </summary>
/// <param name="listener"></param>
public void RemoveDataPointListener(IDataPointListener listener)
{
if (null == listener)
{
return;
}
if (_mDataPointListeners != null && _mDataPointListeners.Contains(listener))
{
_mDataPointListeners.Remove(listener);
}
}
/// <summary>
/// 添加一个监听者
/// </summary>
/// <param name="listener"></param>
public void AddDataPointListener(IDataPointListener listener)
{
if (null == listener)
{
return;
}
if (null == _mDataPointListeners)
{
_mDataPointListeners = new List <IDataPointListener>();
}
if (_mDataPointListeners.Contains(listener))
{
return;
}
_mDataPointListeners.Add(listener);
}