72 Zeilen
2,7 KiB
MQL5
72 Zeilen
2,7 KiB
MQL5
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//+------------------------------------------------------------------+
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//| TrailingStop.mqh – trailing stop pro režim jedné pozice |
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//+------------------------------------------------------------------+
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#property copyright "TestRefactor"
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#property strict
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#ifndef __TRAILING_STOP_MQH__
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#define __TRAILING_STOP_MQH__
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#include "Context.mqh"
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#include "Positions.mqh"
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#include "Logger.mqh"
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#include <Trade/Trade.mqh>
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//+------------------------------------------------------------------+
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//| CTrailingStop – logika trailing stop uvnitř třídy |
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//+------------------------------------------------------------------+
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class CTrailingStop {
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private:
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SContext m_ctx;
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CPositions *m_positions;
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CTrade *m_trade;
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string m_symbol;
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public:
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CTrailingStop() : m_positions(NULL), m_trade(NULL), m_symbol("") {}
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void SetContext(const SContext &ctx) { m_ctx = ctx; }
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void SetPositions(CPositions *pos) { m_positions = pos; }
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void SetTrade(CTrade *trade) { m_trade = trade; }
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void SetSymbol(string symbol) { m_symbol = symbol; }
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void Update() {
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if(m_ctx.tradeMode == TRADE_GRID || m_ctx.exitMode != EXIT_BY_SL_TRAIL) return;
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if(!m_trade || !m_positions) return;
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double tickValue = SymbolInfoDouble(m_symbol, SYMBOL_TRADE_TICK_VALUE);
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double tickSize = SymbolInfoDouble(m_symbol, SYMBOL_TRADE_TICK_SIZE);
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if(tickValue <= 0 || tickSize <= 0) return;
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m_positions.Refresh();
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ulong tickets[];
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m_positions.GetTickets(tickets);
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int n = ArraySize(tickets);
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for(int i = 0; i < n; i++) {
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if(!PositionSelectByTicket(tickets[i])) continue;
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if(PositionGetString(POSITION_SYMBOL) != m_symbol) continue;
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double profit = PositionGetDouble(POSITION_PROFIT);
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if(profit < m_ctx.trailingTriggerUSD) continue;
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ulong ticket = tickets[i];
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double sl = PositionGetDouble(POSITION_SL);
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double openPrice = PositionGetDouble(POSITION_PRICE_OPEN);
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double volume = PositionGetDouble(POSITION_VOLUME);
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double gapUSD = m_ctx.trailingTriggerUSD - m_ctx.trailingDistanceUSD;
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double targetProfitUSD = profit - gapUSD;
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double priceDelta = (targetProfitUSD * tickSize) / (tickValue * volume);
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double newSl = 0;
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if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY) {
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newSl = NormalizeDouble(openPrice + priceDelta, _Digits);
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if(newSl > sl) m_trade.PositionModify(ticket, newSl, 0);
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} else if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL) {
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newSl = NormalizeDouble(openPrice - priceDelta, _Digits);
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if(newSl < sl || sl == 0) m_trade.PositionModify(ticket, newSl, 0);
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}
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}
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}
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};
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#endif
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