/// <summary>
/// The constructor takes snapshot from manager.
/// </summary>
/// <param name="snapshot">a snapshot instance</param>
/// <param name="storage"></param>
/// <param name="symbol"></param>
/// <param name="periodicity"></param>
/// <param name="priceType"></param>
/// <exception cref="System.ArgumentNullException">if snapshot is null</exception>
public Snapshot(Snapshot snapshot, DataFeedStorage storage, string symbol, BarPeriod periodicity, PriceType priceType)
{
if (snapshot == null)
throw new ArgumentNullException(nameof(snapshot));
if (storage == null)
throw new ArgumentNullException(nameof(storage));
this.IsFeedLoggedOn = snapshot.IsFeedLoggedOn;
this.IsTradeLoggedOn = snapshot.IsTradeLoggedOn;
this.AccountInfo = snapshot.AccountInfo;
this.FeedSessionInfo = snapshot.FeedSessionInfo;
this.TradeSessionInfo = snapshot.TradeSessionInfo;
this.TradeRecords = snapshot.TradeRecords;
this.Positions = snapshot.Positions;
this.Quotes = snapshot.Quotes;
this.Symbols = snapshot.Symbols;
this.storage = storage;
this.symbol = symbol;
this.periodicity = periodicity;
this.priceType = priceType;
this.synchronizer = snapshot.synchronizer;
}
/// <summary>
/// The method takes the full snapshot of the manager state.
/// </summary>
/// <returns></returns>
public Snapshot TakeSnapshot(string symbol, PriceType priceType, BarPeriod periodicity)
{
lock (this.synchronizer)
{
var result = new Snapshot(this.Snapshot, this.storage, symbol, periodicity, priceType);
return result;
}
}