VR Setka P2 策略
该策略源自 MetaTrader 4 专家顾问 VR---SETKAp2,属于基于网格的交易方法。
当日收盘价相对于当天最高或最低偏离设定的百分比时触发交易。
当收盘价从日高下跌指定比例且前一根日线收阳时开多;
当收盘价从日低上涨指定比例且前一根日线收阴时开空。
持仓后在固定的获利距离平仓,并可选择使用简单的马丁格尔加仓方式。
参数
- TakeProfit – 以价格步长表示的获利距离。
- Lot – 每笔交易的基础数量。
- Percent – 根据日内范围计算的百分比阈值。
- UseMartingale – 在加仓时按马丁格尔方式增加数量。
- Slippage – 下单允许的滑点。
- Correlation – 计算网格水平时应用的偏移量。
- Candle Type – 用于计算的K线周期,默认为日线。
逻辑
- 订阅日线K线。
- 对于每根完成的K线,计算收盘价相对于日高和日低的百分比偏离。
- 根据偏离程度和上一根K线的方向决定做多或做空。
- 达到设定的获利目标后平仓。
该示例展示了如何将经典的 MetaTrader 网格策略迁移到 StockSharp 的高级 API。
using System;
using System.Collections.Generic;
using Ecng.Common;
using StockSharp.Algo.Indicators;
using StockSharp.Algo.Strategies;
using StockSharp.BusinessEntities;
using StockSharp.Messages;
namespace StockSharp.Samples.Strategies;
/// <summary>
/// Grid based strategy using candle direction and EMA trend.
/// </summary>
public class VrSetkaP2Strategy : Strategy
{
private readonly StrategyParam<int> _emaPeriod;
private readonly StrategyParam<DataType> _candleType;
private decimal _prevOpen;
private decimal _prevClose;
private bool _hasPrev;
public int EmaPeriod { get => _emaPeriod.Value; set => _emaPeriod.Value = value; }
public DataType CandleType { get => _candleType.Value; set => _candleType.Value = value; }
public VrSetkaP2Strategy()
{
_emaPeriod = Param(nameof(EmaPeriod), 20)
.SetGreaterThanZero()
.SetDisplay("EMA Period", "EMA trend period", "Indicators");
_candleType = Param(nameof(CandleType), TimeSpan.FromHours(4).TimeFrame())
.SetDisplay("Candle Type", "Timeframe for analysis", "General");
}
public override IEnumerable<(Security sec, DataType dt)> GetWorkingSecurities()
=> [(Security, CandleType)];
protected override void OnReseted()
{
base.OnReseted();
_prevOpen = 0;
_prevClose = 0;
_hasPrev = false;
}
protected override void OnStarted2(DateTime time)
{
base.OnStarted2(time);
var ema = new ExponentialMovingAverage { Length = EmaPeriod };
SubscribeCandles(CandleType).Bind(ema, ProcessCandle).Start();
}
private void ProcessCandle(ICandleMessage candle, decimal emaValue)
{
if (candle.State != CandleStates.Finished) return;
var close = candle.ClosePrice;
if (!_hasPrev)
{
_prevOpen = candle.OpenPrice;
_prevClose = close;
_hasPrev = true;
return;
}
// Previous candle bullish + close above EMA => buy
if (_prevClose > _prevOpen && close > emaValue && Position <= 0)
{
if (Position < 0) BuyMarket();
BuyMarket();
}
// Previous candle bearish + close below EMA => sell
else if (_prevClose < _prevOpen && close < emaValue && Position >= 0)
{
if (Position > 0) SellMarket();
SellMarket();
}
_prevOpen = candle.OpenPrice;
_prevClose = close;
}
}
import clr
clr.AddReference("StockSharp.Messages")
clr.AddReference("StockSharp.Algo")
clr.AddReference("StockSharp.Algo.Indicators")
clr.AddReference("StockSharp.Algo.Strategies")
from System import TimeSpan
from StockSharp.Messages import DataType, CandleStates
from StockSharp.Algo.Indicators import ExponentialMovingAverage
from StockSharp.Algo.Strategies import Strategy
class vr_setka_p2_strategy(Strategy):
def __init__(self):
super(vr_setka_p2_strategy, self).__init__()
self._ema_period = self.Param("EmaPeriod", 20) \
.SetDisplay("EMA Period", "EMA trend period", "Indicators")
self._candle_type = self.Param("CandleType", DataType.TimeFrame(TimeSpan.FromHours(4))) \
.SetDisplay("Candle Type", "Timeframe for analysis", "General")
self._prev_open = 0.0
self._prev_close = 0.0
self._has_prev = False
@property
def ema_period(self):
return self._ema_period.Value
@property
def candle_type(self):
return self._candle_type.Value
def OnReseted(self):
super(vr_setka_p2_strategy, self).OnReseted()
self._prev_open = 0.0
self._prev_close = 0.0
self._has_prev = False
def OnStarted2(self, time):
super(vr_setka_p2_strategy, self).OnStarted2(time)
ema = ExponentialMovingAverage()
ema.Length = self.ema_period
subscription = self.SubscribeCandles(self.candle_type)
subscription.Bind(ema, self.on_process).Start()
area = self.CreateChartArea()
if area is not None:
self.DrawCandles(area, subscription)
self.DrawOwnTrades(area)
def on_process(self, candle, ema_value):
if candle.State != CandleStates.Finished:
return
close = candle.ClosePrice
if not self._has_prev:
self._prev_open = candle.OpenPrice
self._prev_close = close
self._has_prev = True
return
# Previous candle bullish + close above EMA => buy
if self._prev_close > self._prev_open and close > ema_value and self.Position <= 0:
if self.Position < 0:
self.BuyMarket()
self.BuyMarket()
# Previous candle bearish + close below EMA => sell
elif self._prev_close < self._prev_open and close < ema_value and self.Position >= 0:
if self.Position > 0:
self.SellMarket()
self.SellMarket()
self._prev_open = candle.OpenPrice
self._prev_close = close
def CreateClone(self):
return vr_setka_p2_strategy()