public abstract class SerializableDictionaryBase<TKey, TValue, TValueStorage> : Dictionary<TKey, TValue>, ISerializationCallbackReceiver
{
[SerializeField]
TKey[] m_keys;
[SerializeField]
TValueStorage[] m_values;
public SerializableDictionaryBase()
{
}
public SerializableDictionaryBase(IDictionary<TKey, TValue> dict) : base(dict.Count)
{
foreach (var kvp in dict)
{
this[kvp.Key] = kvp.Value;
}
}
protected SerializableDictionaryBase(SerializationInfo info, StreamingContext context) : base(info, context) { }
protected abstract void SetValue(TValueStorage[] storage, int i, TValue value);
protected abstract TValue GetValue(TValueStorage[] storage, int i);
public void CopyFrom(IDictionary<TKey, TValue> dict)
{
this.Clear();
foreach (var kvp in dict)
{
this[kvp.Key] = kvp.Value;
}
}
public void OnAfterDeserialize()
{
if (m_keys != null && m_values != null && m_keys.Length == m_values.Length)
{
this.Clear();
int n = m_keys.Length;
for (int i = 0; i < n; ++i)
{
this[m_keys[i]] = GetValue(m_values, i);
}
m_keys = null;
m_values = null;
}
}
public void OnBeforeSerialize()
{
int n = this.Count;
m_keys = new TKey[n];
m_values = new TValueStorage[n];
int i = 0;
foreach (var kvp in this)
{
m_keys[i] = kvp.Key;
SetValue(m_values, i, kvp.Value);
++i;
}
}
}
public class SerializableDictionary<TKey, TValue> : SerializableDictionaryBase<TKey, TValue, TValue>
{
public SerializableDictionary()
{
}
public SerializableDictionary(IDictionary<TKey, TValue> dict) : base(dict)
{
}
protected SerializableDictionary(SerializationInfo info, StreamingContext context) : base(info, context) { }
protected override TValue GetValue(TValue[] storage, int i)
{
return storage[i];
}
protected override void SetValue(TValue[] storage, int i, TValue value)
{
storage[i] = value;
}
}
public static class SerializableDictionary
{
public class Storage<T>
{
public T data;
}
}
public class SerializableDictionary<TKey, TValue, TValueStorage> : SerializableDictionaryBase<TKey, TValue, TValueStorage> where TValueStorage : SerializableDictionary.Storage<TValue>, new()
{
public SerializableDictionary()
{
}
public SerializableDictionary(IDictionary<TKey, TValue> dict) : base(dict)
{
}
protected SerializableDictionary(SerializationInfo info, StreamingContext context) : base(info, context) { }
protected override TValue GetValue(TValueStorage[] storage, int i)
{
return storage[i].data;
}
protected override void SetValue(TValueStorage[] storage, int i, TValue value)
{
storage[i] = new TValueStorage();
storage[i].data = value;
}
}