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Day Trading Trend Pullback 策略
概述
Day Trading 策略是对原始专家顾问 MQL/24298/Day Trading.mq4 的 StockSharp 实现。它通过 100 周期 EMA 趋势过滤、Momentum 动量偏离以及更高周期的 MACD 确认来寻找顺势的回调入场机会。所有关键输入都转化成可配置参数,便于针对不同品种进行调优。
策略只操作单一标的,使用用户选定的 K 线类型。只有在最新完成的 K 线满足全部条件时才会以市价单入场。成交后立即计算并保存固定的止损和止盈价格。
交易流程
- 趋势确认:最近
TrendConfirmationCount 根 K 线需要完全位于 100 周期 EMA 的同一侧。做多时要求这些 K 线的最低价高于 EMA,做空时要求最高价低于 EMA,对应原始 EA 中的 candles() 函数。
- 回调检查:至少一根最近三根 K 线必须回踩 20 周期 EMA。做多时最低价需要跌破 EMA,做空时最低价保持在 EMA 之上(原始代码使用
Low > EMA20 作为空头过滤,这里保持一致)。
- Momentum 过滤:动量指标(周期
MomentumPeriod)在最近三根完成 K 线中的任意一根上,相对基准值 100 的绝对偏离需大于 MomentumThreshold。
- 月度 MACD 确认:只有当月线级别 MACD 主线高于信号线时才能做多,主线低于信号线时才能做空。MACD 在参数
MacdCandleType 指定的订阅上计算,默认使用 12/26/9 组合的月线。
- 仓位控制:每次下单的基础手数为
Volume,净持仓不会超过 Volume * MaxPositions。若方向反转且已有仓位,会通过一次市价单翻转头寸。
- 风险管理:下单后根据
StopLossPips 与 TakeProfitPips 立即确定止损、止盈。每当出现新的收盘 K 线都会检查是否触发这两个价位,并在触发时平仓。
参数
| 名称 |
说明 |
默认值 |
Volume |
基础下单手数,会根据交易品种的最小步长自动调整。 |
1 |
CandleType |
主交易时间框架。 |
TimeSpan.FromMinutes(15).TimeFrame() |
MacdCandleType |
MACD 确认所用时间框架。 |
TimeSpan.FromDays(30).TimeFrame() |
TrendConfirmationCount |
需要保持在 EMA100 同侧的 K 线数量,对应 EA 的 Count。 |
10 |
MomentumPeriod |
Momentum 指标周期。 |
14 |
MomentumThreshold |
Momentum 偏离 100 的最小绝对值。 |
0.3 |
StopLossPips |
止损距离(点)。 |
20 |
TakeProfitPips |
止盈距离(点)。 |
50 |
MaxPositions |
单方向允许累计的基础手数上限。 |
10 |
实现细节
- 使用高层 API 进行指标绑定:主订阅提供 EMA20/60/100 与 Momentum,MACD 通过
BindEx 在高周期订阅上计算。
- 为了复现 MQL 中基于索引的历史检查,代码使用固定长度的队列维护最近的布尔标记和动量偏离,无需直接访问指标内部缓存。
- 点值转换函数会根据标的的
PriceStep 推导“标准点”大小,与原始 EA 中的 pips 计算保持一致。
- 在
OnStarted 中调用 StartProtection(),确保内置的风险控制在首次下单前已经激活。
与原始 EA 的差异
- 账户权益止损、移动止损、推送通知等扩展功能未移植,主要保留可重复验证的入场与固定止损/止盈逻辑。
- StockSharp 采用净头寸模型,因此
MaxPositions 限制的是净敞口,而非独立订单数量。
使用步骤
- 将策略连接到提供所需 K 线数据(包括交易周期与 MACD 周期)的交易网关或历史源。
- 根据品种波动率调整各项参数。提高
TrendConfirmationCount 或 MomentumThreshold 可以减少交易频率。
- 启动策略。当所有过滤条件在收盘 K 线上同时满足时,系统会自动生成市价单并附带止损/止盈。
文件列表
CS/DayTradingStrategy.cs – 策略实现。
README.md – 英文说明。
README_ru.md – 俄文说明。
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;
public class DayTradingTrendPullbackStrategy : Strategy
{
private readonly StrategyParam<int> _fastPeriod;
private readonly StrategyParam<int> _slowPeriod;
private readonly StrategyParam<int> _stopLossPoints;
private readonly StrategyParam<int> _takeProfitPoints;
private ExponentialMovingAverage _fast;
private ExponentialMovingAverage _slow;
private decimal _prevFast;
private decimal _prevSlow;
private decimal _entryPrice;
private int _cooldown;
public int FastPeriod { get => _fastPeriod.Value; set => _fastPeriod.Value = value; }
public int SlowPeriod { get => _slowPeriod.Value; set => _slowPeriod.Value = value; }
public int StopLossPoints { get => _stopLossPoints.Value; set => _stopLossPoints.Value = value; }
public int TakeProfitPoints { get => _takeProfitPoints.Value; set => _takeProfitPoints.Value = value; }
public DayTradingTrendPullbackStrategy()
{
_fastPeriod = Param(nameof(FastPeriod), 14).SetGreaterThanZero().SetDisplay("Fast Period", "Fast EMA period", "Indicator");
_slowPeriod = Param(nameof(SlowPeriod), 50).SetGreaterThanZero().SetDisplay("Slow Period", "Slow EMA period", "Indicator");
_stopLossPoints = Param(nameof(StopLossPoints), 200).SetNotNegative().SetDisplay("Stop Loss", "Stop-loss in price steps", "Risk");
_takeProfitPoints = Param(nameof(TakeProfitPoints), 400).SetNotNegative().SetDisplay("Take Profit", "Take-profit in price steps", "Risk");
}
public override IEnumerable<(Security sec, DataType dt)> GetWorkingSecurities()
{
yield return (Security, TimeSpan.FromMinutes(5).TimeFrame());
}
protected override void OnReseted()
{
base.OnReseted();
_fast = null; _slow = null;
_prevFast = 0; _prevSlow = 0; _entryPrice = 0; _cooldown = 0;
}
protected override void OnStarted2(DateTime time)
{
base.OnStarted2(time);
_fast = new ExponentialMovingAverage { Length = FastPeriod };
_slow = new ExponentialMovingAverage { Length = SlowPeriod };
var subscription = SubscribeCandles(TimeSpan.FromMinutes(5).TimeFrame());
subscription.Bind(_fast, _slow, ProcessCandle);
subscription.Start();
}
private void ProcessCandle(ICandleMessage candle, decimal fastValue, decimal slowValue)
{
if (candle.State != CandleStates.Finished) return;
if (!_fast.IsFormed || !_slow.IsFormed) { _prevFast = fastValue; _prevSlow = slowValue; return; }
if (_cooldown > 0) { _cooldown--; _prevFast = fastValue; _prevSlow = slowValue; return; }
var close = candle.ClosePrice;
var step = Security?.PriceStep ?? 1m;
if (Position > 0 && _entryPrice > 0)
{
if (StopLossPoints > 0 && close <= _entryPrice - StopLossPoints * step) { SellMarket(); _entryPrice = 0; _cooldown = 100; _prevFast = fastValue; _prevSlow = slowValue; return; }
if (TakeProfitPoints > 0 && close >= _entryPrice + TakeProfitPoints * step) { SellMarket(); _entryPrice = 0; _cooldown = 100; _prevFast = fastValue; _prevSlow = slowValue; return; }
}
else if (Position < 0 && _entryPrice > 0)
{
if (StopLossPoints > 0 && close >= _entryPrice + StopLossPoints * step) { BuyMarket(); _entryPrice = 0; _cooldown = 100; _prevFast = fastValue; _prevSlow = slowValue; return; }
if (TakeProfitPoints > 0 && close <= _entryPrice - TakeProfitPoints * step) { BuyMarket(); _entryPrice = 0; _cooldown = 100; _prevFast = fastValue; _prevSlow = slowValue; return; }
}
if (_prevFast <= _prevSlow && fastValue > slowValue && Position <= 0)
{ if (Position < 0) BuyMarket(); BuyMarket(); _entryPrice = close; _cooldown = 100; }
else if (_prevFast >= _prevSlow && fastValue < slowValue && Position >= 0)
{ if (Position > 0) SellMarket(); SellMarket(); _entryPrice = close; _cooldown = 100; }
_prevFast = fastValue; _prevSlow = slowValue;
}
}
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 day_trading_trend_pullback_strategy(Strategy):
def __init__(self):
super(day_trading_trend_pullback_strategy, self).__init__()
self._fast_period = self.Param("FastPeriod", 14) \
.SetDisplay("Fast Period", "Fast MA period", "Indicator")
self._slow_period = self.Param("SlowPeriod", 50) \
.SetDisplay("Slow Period", "Slow MA period", "Indicator")
self._stop_loss_points = self.Param("StopLossPoints", 200) \
.SetDisplay("Stop Loss", "Stop-loss in price steps", "Risk")
self._take_profit_points = self.Param("TakeProfitPoints", 400) \
.SetDisplay("Take Profit", "Take-profit in price steps", "Risk")
self._fast = None
self._slow = None
self._prev_fast = 0.0
self._prev_slow = 0.0
self._entry_price = 0.0
self._cooldown = 0
@property
def fast_period(self):
return self._fast_period.Value
@property
def slow_period(self):
return self._slow_period.Value
@property
def stop_loss_points(self):
return self._stop_loss_points.Value
@property
def take_profit_points(self):
return self._take_profit_points.Value
def OnReseted(self):
super(day_trading_trend_pullback_strategy, self).OnReseted()
self._fast = None
self._slow = None
self._prev_fast = 0.0
self._prev_slow = 0.0
self._entry_price = 0.0
self._cooldown = 0
def OnStarted2(self, time):
super(day_trading_trend_pullback_strategy, self).OnStarted2(time)
self._fast = ExponentialMovingAverage()
self._fast.Length = self.fast_period
self._slow = ExponentialMovingAverage()
self._slow.Length = self.slow_period
subscription = self.SubscribeCandles(DataType.TimeFrame(TimeSpan.FromMinutes(5)))
subscription.Bind(self._fast, self._slow, self._process_candle)
subscription.Start()
def _process_candle(self, candle, fast_value, slow_value):
if candle.State != CandleStates.Finished:
return
fast_val = float(fast_value)
slow_val = float(slow_value)
if not self._fast.IsFormed or not self._slow.IsFormed:
self._prev_fast = fast_val
self._prev_slow = slow_val
return
if self._cooldown > 0:
self._cooldown -= 1
self._prev_fast = fast_val
self._prev_slow = slow_val
return
close = float(candle.ClosePrice)
step = float(self.Security.PriceStep) if self.Security is not None and self.Security.PriceStep is not None else 1.0
if self.Position > 0 and self._entry_price > 0:
if self.stop_loss_points > 0 and close <= self._entry_price - self.stop_loss_points * step:
self.SellMarket()
self._entry_price = 0.0
self._cooldown = 100
self._prev_fast = fast_val
self._prev_slow = slow_val
return
if self.take_profit_points > 0 and close >= self._entry_price + self.take_profit_points * step:
self.SellMarket()
self._entry_price = 0.0
self._cooldown = 100
self._prev_fast = fast_val
self._prev_slow = slow_val
return
elif self.Position < 0 and self._entry_price > 0:
if self.stop_loss_points > 0 and close >= self._entry_price + self.stop_loss_points * step:
self.BuyMarket()
self._entry_price = 0.0
self._cooldown = 100
self._prev_fast = fast_val
self._prev_slow = slow_val
return
if self.take_profit_points > 0 and close <= self._entry_price - self.take_profit_points * step:
self.BuyMarket()
self._entry_price = 0.0
self._cooldown = 100
self._prev_fast = fast_val
self._prev_slow = slow_val
return
if self._prev_fast <= self._prev_slow and fast_val > slow_val and self.Position <= 0:
if self.Position < 0:
self.BuyMarket()
self.BuyMarket()
self._entry_price = close
self._cooldown = 100
elif self._prev_fast >= self._prev_slow and fast_val < slow_val and self.Position >= 0:
if self.Position > 0:
self.SellMarket()
self.SellMarket()
self._entry_price = close
self._cooldown = 100
self._prev_fast = fast_val
self._prev_slow = slow_val
def CreateClone(self):
return day_trading_trend_pullback_strategy()