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Strategies.mqh
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//+------------------------------------------------------------------+
//| Strategies.mqh |
//| Copyright 2022, Homma.tech |
//| https://www.homma.tech |
//+------------------------------------------------------------------+
#property copyright "Copyright 2022, Homma.tech"
#property link "https://www.homma.tech"
#include <Trade/Trade.mqh>
#include "NewTypes.mqh"
class CStrategies {
void CStrategies :: Breakeven (ulong ticket,
double stopLoss,
double step);
double CStrategies :: Martingale (double factor,
TRADE_TYPE type,
double operationPrice,
double stopLoss,
double takeProfit);
bool CStrategies :: PartialCloseAmount(ulong ticket,
double volumeToClose,
double levelExecute);
bool CStrategies :: PartialClosePercent(ulong ticket,
double percentageRemain,
double levelExecute);
bool CStrategies :: SetStopsForManual(double stopLoss,
double takeProfit);
void CStrategies :: TrailingStop (ulong ticket,
double stopLoss,
double step = 0,
double startLevel = 0);
};
//+------------------------------------------------------------------+
//| Breakeven function |
//+------------------------------------------------------------------+
void CStrategies :: Breakeven (ulong ticket,
double stopLoss,
double step = NULL) {
bool trailingControl = true;
if(step == NULL)
step = SymbolInfoDouble(_Symbol, SYMBOL_TRADE_TICK_SIZE);
if(PositionSelectByTicket(ticket)) {
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY) {
if(PositionGetDouble(POSITION_SL) >= PositionGetDouble(POSITION_PRICE_OPEN))
trailingControl = false;
} else {
if(PositionGetDouble(POSITION_SL) <= PositionGetDouble(POSITION_PRICE_OPEN))
trailingControl = false;
}
if(trailingControl)
TrailingStop(ticket, stopLoss, step, 0);
}
}
//+------------------------------------------------------------------+
//| Martingale function |
//+------------------------------------------------------------------+
double CStrategies :: Martingale (double factor,
TRADE_TYPE type,
double operationPrice,
double stopLoss,
double takeProfit) {
CTrade trade_M;
ulong ticket;
uint total = 0;
double lastVolume = 0, newVolume = 0;
HistorySelect(0, TimeLocal());
total = HistoryDealsTotal();
ticket = HistoryDealGetTicket(total - 1);
lastVolume = HistoryDealGetDouble(ticket, DEAL_VOLUME);
HistoryDealGetInteger(ticket, DEAL_TYPE);
newVolume = lastVolume * factor;
if(type == BUY)
trade_M.Buy(newVolume,
_Symbol,
operationPrice,
operationPrice - stopLoss * _Point,
operationPrice + takeProfit * _Point);
if(type == SELL)
trade_M.Sell(newVolume,
_Symbol,
operationPrice,
operationPrice + stopLoss * _Point,
operationPrice - takeProfit * _Point);
return newVolume;
}
//+------------------------------------------------------------------+
//| Partial close a position based on volume |
//+------------------------------------------------------------------+
bool CStrategies :: PartialCloseAmount(ulong ticket,
double volumeToClose,
double levelExecute) {
CTrade partialClose_trade;
if(PositionSelectByTicket(ticket)) {
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY &&
PositionGetDouble(POSITION_PRICE_CURRENT) == PositionGetDouble(POSITION_PRICE_OPEN) + levelExecute * _Point) {
partialClose_trade.Sell(volumeToClose);
return true;
}
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL &&
PositionGetDouble(POSITION_PRICE_CURRENT) == PositionGetDouble(POSITION_PRICE_OPEN) - levelExecute * _Point) {
partialClose_trade.Buy(volumeToClose);
return true;
}
}
return false;
}
//+------------------------------------------------------------------+
//| Partial close a position based on percentage |
//+------------------------------------------------------------------+
bool CStrategies :: PartialClosePercent(ulong ticket,
double percentageRemain,
double levelExecute) {
CTrade partialClose_trade;
double volume;
if(PositionSelectByTicket(ticket)) {
volume = PositionGetDouble(POSITION_VOLUME);
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY &&
PositionGetDouble(POSITION_PRICE_CURRENT) == PositionGetDouble(POSITION_PRICE_OPEN) + levelExecute * _Point) {
partialClose_trade.Sell(NormalizeDouble(volume * percentageRemain, 0));
return true;
}
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL &&
PositionGetDouble(POSITION_PRICE_CURRENT) == PositionGetDouble(POSITION_PRICE_OPEN) - levelExecute * _Point) {
partialClose_trade.Buy(NormalizeDouble(volume * percentageRemain, 0));
return true;
}
}
return false;
}
//+------------------------------------------------------------------+
//| Define stops for the manual oppened positions |
//+------------------------------------------------------------------+
bool CStrategies :: SetStopsForManual(double stopLoss,
double takeProfit) {
CTrade setStopForManual_trade;
ulong ticket_;
if(PositionSelect(_Symbol)) {
ticket_ = PositionGetInteger(POSITION_TICKET);
if(PositionGetInteger(POSITION_REASON) == POSITION_REASON_CLIENT) {
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY &&
(PositionGetDouble(POSITION_SL) != PositionGetDouble(POSITION_PRICE_OPEN) - (stopLoss * _Point) ||
PositionGetDouble(POSITION_TP) != PositionGetDouble(POSITION_PRICE_OPEN) + (takeProfit * _Point))) {
setStopForManual_trade.PositionModify(ticket_,
PositionGetDouble(POSITION_PRICE_OPEN) - (stopLoss * _Point),
PositionGetDouble(POSITION_PRICE_OPEN) + (takeProfit * _Point));
}
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL &&
(PositionGetDouble(POSITION_SL) != PositionGetDouble(POSITION_PRICE_OPEN) + (stopLoss * _Point) ||
PositionGetDouble(POSITION_TP) != PositionGetDouble(POSITION_PRICE_OPEN) - (takeProfit * _Point))) {
setStopForManual_trade.PositionModify(ticket_,
PositionGetDouble(POSITION_PRICE_OPEN) + (stopLoss * _Point),
PositionGetDouble(POSITION_PRICE_OPEN) - (takeProfit * _Point));
}
return true;
}
}
return false;
}
//+------------------------------------------------------------------+
//| Trainling stop function |
//+------------------------------------------------------------------+
void CStrategies :: TrailingStop (ulong ticket,
double stopLoss,
double step = 0,
double startLevel = 0) {
CTrade trade_TS;
double newSL = 0;
if(step == 0)
step = SymbolInfoDouble(_Symbol, SYMBOL_TRADE_TICK_SIZE) / _Point;
if(PositionSelectByTicket(ticket)) {
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_BUY &&
PositionGetDouble(POSITION_PRICE_CURRENT) >= PositionGetDouble(POSITION_PRICE_OPEN) + startLevel * _Point) {
newSL = PositionGetDouble(POSITION_PRICE_CURRENT) - stopLoss * _Point;
if(newSL > PositionGetDouble(POSITION_SL))
trade_TS.PositionModify(ticket, newSL, PositionGetDouble(POSITION_TP));
}
if(PositionGetInteger(POSITION_TYPE) == POSITION_TYPE_SELL &&
PositionGetDouble(POSITION_PRICE_CURRENT) <= PositionGetDouble(POSITION_PRICE_OPEN) - startLevel * _Point) {
newSL = PositionGetDouble(POSITION_PRICE_CURRENT) + stopLoss * _Point;
if(newSL < PositionGetDouble(POSITION_SL))
trade_TS.PositionModify(ticket, newSL, PositionGetDouble(POSITION_TP));
}
}
}
//+------------------------------------------------------------------+