wehub-resource-sync
67 lines
2.3 KiB
C#
67 lines
2.3 KiB
C#
/*
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* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
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* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System;
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using Deedle;
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using QuantConnect.Packets;
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namespace QuantConnect.Report.ReportElements
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{
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internal sealed class CAGRReportElement : ReportElement
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{
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private LiveResult _live;
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private BacktestResult _backtest;
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/// <summary>
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/// Estimate the CAGR of the strategy.
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/// </summary>
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/// <param name="name">Name of the widget</param>
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/// <param name="key">Location of injection</param>
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/// <param name="backtest">Backtest result object</param>
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/// <param name="live">Live result object</param>
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public CAGRReportElement(string name, string key, BacktestResult backtest, LiveResult live)
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{
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_live = live;
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_backtest = backtest;
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Name = name;
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Key = key;
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}
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/// <summary>
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/// The generated output string to be injected
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/// </summary>
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public override string Render()
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{
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var equityCurve = _live == null
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? new Series<DateTime, double>(ResultsUtil.EquityPoints(_backtest))
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: DrawdownCollection.NormalizeResults(_backtest, _live);
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if (equityCurve.IsEmpty)
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{
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return "-";
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}
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var years = (decimal)(equityCurve.LastKey() - equityCurve.FirstKey()).TotalDays / 365m;
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Result = Statistics.Statistics.CompoundingAnnualPerformance(
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equityCurve.FirstValue().SafeDecimalCast(),
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equityCurve.LastValue().SafeDecimalCast(),
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years);
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return ((decimal?)Result)?.ToString("P1") ?? "-";
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}
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}
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}
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