/// <summary>
/// Read data of given XmlElement as array of specified ISavable
/// </summary>
/// <typeparam name="T">type of ISavable to read</typeparam>
/// <param name="e">XmlElement contains data</param>
/// <param name="creator">Helper method for instantiation of T</param>
/// <returns>array of instance of T</returns>
public T[] ReadSavableArray <T>(XmlElement e, CreateISavable <T> creator) where T : ISavable
{
string lenghtStr = e.GetAttribute("Lenght");
int length = 0;
if (!int.TryParse(lenghtStr, out length))
{
length = 0;
}
T[] array = new T[length];
XmlElement element = e.FirstChild as XmlElement;
int index = 0;
while (element != null)
{
if (element.Name != XmlSaveStream.NoData)
{
T newItem = creator();
newItem.Load(element, this);
array[index] = newItem;
}
element = e.GetNextSibling(element);
index++;
}
return(array);
}
/// <summary>
/// Read data of given XmlElement as specified ISavable
/// </summary>
/// <typeparam name="T">type of ISavable to read</typeparam>
/// <param name="e">XmlElement contains data</param>
/// <param name="creator">Helper method for instantiation of T</param>
/// <returns>Instance of T</returns>
public T ReadSavable <T>(XmlElement e, CreateISavable <T> creator) where T : ISavable
{
T newItem = creator();
newItem.Load(e, this);
return(newItem);
}
/// <summary>
/// Read a Savable class from stream
/// </summary>
/// <typeparam name="T">Type of ISavable</typeparam>
/// <param name="creator">Helper method to instantiate ISavable class</param>
/// <returns>ISavable data</returns>
public T ReadSavable <T>(CreateISavable <T> creator) where T : ISavable
{
bool isNotNull = ReadBoolean();
T newItem = creator();
if (isNotNull)
{
newItem.Load(this);
}
return(newItem);
}
/// <summary>
/// Read an array of Savable class from stream
/// </summary>
/// <typeparam name="T">Type of ISavable</typeparam>
/// <param name="creator">Helper method to instantiate ISavable class</param>
/// <returns>array of ISavable data</returns>
public T[] ReadSavableArray <T>(CreateISavable <T> creator) where T : ISavable
{
int length = ReadInt();
T[] array = new T[length];
for (int i = 0; i < length; i++)
{
array[i] = ReadSavable <T>(creator);
}
return(array);
}
