public void Serialize(object obj, ExtendedBinaryWriter writer, Type objType = null)
{
if (obj == null)
{
throw new ArgumentNullException("valueObj cannot be null");
}
if (objType == null)
{
objType = obj.GetType();
}
if (objType.IsArray)
{
Type elemType = objType.GetElementType();
var arrayObj = obj as Array;
int length = arrayObj.Length;
writer.AlignStream();
writer.Write(length);
if (elemType == typeof(Byte))
{
writer.Write(obj as byte[]);
writer.AlignStream();
}
else if (elemType.IsValueType)
{
foreach (object element in arrayObj)
{
WriteValueType(element, writer, objType, noAlign: true);
}
writer.AlignStream();
}
else
{
foreach (object element in arrayObj)
{
Serialize(element, writer);
}
}
}
else if (objType.IsEnum)
{
var enumType = Enum.GetUnderlyingType(objType);
WriteValueType(obj, writer, enumType);
}
else if (objType.IsValueType)
{
WriteValueType(obj, writer, objType);
}
else if (objType == typeof(string))
{
writer.AlignStream();
writer.WriteAlignedString(obj as string);
}
else if (objType.IsGenericType && objType.GetGenericTypeDefinition() == typeof(List <>))
{
Type elemType = objType.GetGenericArguments()[0];
var listObj = obj as IList;
int length = listObj.Count;
writer.AlignStream();
writer.Write(length);
if (elemType.IsValueType)
{
foreach (object element in listObj)
{
WriteValueType(element, writer, elemType, noAlign: true);
}
}
else
{
foreach (object element in listObj)
{
Serialize(element, writer);
}
}
}
else if (objType.IsClass)
{
if (!Attribute.IsDefined(objType, typeof(UnitySerializableAttribute)))
{
throw new Exception("not serializable type : " + objType.ToString());
}
if (Attribute.IsDefined(objType.BaseType, typeof(UnitySerializableAttribute)))
{
Serialize(obj, writer, objType.BaseType);
}
foreach (var field in objType.GetFields())
{
if (!field.DeclaringType.Equals(objType))
{
continue;
}
var fieldValue = field.GetValue(obj);
var fieldType = field.FieldType;
if (fieldType.IsEnum)
{
var enumType = Enum.GetUnderlyingType(fieldType);
WriteValueType(fieldValue, writer, enumType);
}
else if (fieldType.IsValueType)
{
WriteValueType(fieldValue, writer, fieldType, Attribute.IsDefined(field, typeof(UnityDoNotAlignAttribute)));
}
else
{
Serialize(fieldValue, writer);
}
}
}
writer.AlignStream();
}
