Files
quantconnect--lean/Report/ReportElements/InformationRatioReportElement.cs
Gerardo Salazar eb6e13d91f Fixes many issues and refactors some of the report creator
* Can handle null Result packets
* Created utility files
* Added various helper methods to PortfolioLooper
* Fixes build issue by removing System.Collections.Immutable
* Updates plots to show "Insufficient data" when it can't be created
* Hides empty crisis page
* Fixes wkhtmltopdf display bug
* Removes Calculations.cs
* Modifies accessibility of AddToUserDefinedUniverse in QCAlgorithm
* Add null value handling in OrderJsonConverter
* Various bug fixes
* Fixes broken ReportChartTests.py
* Adds leverage to PointInTimePortfolio
2019-12-18 16:10:56 -08:00

48 lines
1.8 KiB
C#

/*
* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using QuantConnect.Packets;
namespace QuantConnect.Report.ReportElements
{
internal sealed class InformationRatioReportElement : ReportElement
{
private LiveResult _live;
private BacktestResult _backtest;
/// <summary>
/// Estimate the information ratio of the strategy.
/// </summary>
/// <param name="name">Name of the widget</param>
/// <param name="key">Location of injection</param>
/// <param name="backtest">Backtest result object</param>
/// <param name="live">Live result object</param>
public InformationRatioReportElement(string name, string key, BacktestResult backtest, LiveResult live)
{
_live = live;
_backtest = backtest;
Name = name;
Key = key;
}
/// <summary>
/// The generated output string to be injected
/// </summary>
public override string Render()
{
return _backtest?.TotalPerformance?.PortfolioStatistics?.InformationRatio.ToString("F1") ?? "-";
}
}
}