Virtual Trailing Stop

ÿþ//+------------------------------------------------------------------+

//|               Virtual Trailing Stop(barabashkakvn's edition).mq5 |

//|                                         Copyright 2015, cmillion |

//|                                               http://cmillion.ru |

//+------------------------------------------------------------------+

#property copyright "Copyright © 2015, cmillion@narod.ru"

#property link      "http://cmillion.ru"

//---

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

//--- input parameters

input ushort            Stoploss       = 0;              // !B>?-;>AA

input ushort            Takeprofit     = 0;              // "59:-?@>D8B

input ushort            TrailingStop   = 5;              // ;8=0 B@0;0

input ushort            TrailingStart  = 5;              // 8=8<0;L=0O ?@81K;L 4;O AB0@B0

input ushort            TrailingStep   = 1;              // (03 B@0;0

//--- HLine

input string            InpNameBuy     = "SL Buy";       // BUY Line name 

input string            InpNameSell    = "SL Sell";      // SELL Line name 

input ENUM_LINE_STYLE   InpStyle=STYLE_DASHDOTDOT;       // Line style 

//---

ulong          m_slippage=10;                // slippage

double         TrallB = 0;

double         TrallS = 0;



double         ExtStoploss=0.0;

double         ExtTakeprofit=0.0;

double         ExtTrailingStop=0.0;

double         ExtTrailingStart=0.0;

double         ExtTrailingStep=0.0;



double         m_adjusted_point;             // point value adjusted for 3 or 5 points

//+------------------------------------------------------------------+

//| Expert initialization function                                   |

//+------------------------------------------------------------------+

int OnInit()

  {

   if(!m_symbol.Name(Symbol())) // sets symbol name

      return(INIT_FAILED);

   RefreshRates();

//---

   m_trade.SetMarginMode();

   m_trade.SetTypeFillingBySymbol(m_symbol.Name());

   m_trade.SetDeviationInPoints(m_slippage);

//--- tuning for 3 or 5 digits

   int digits_adjust=1;

   if(m_symbol.Digits()==3 || m_symbol.Digits()==5)

      digits_adjust=10;

   m_adjusted_point=m_symbol.Point()*digits_adjust;



   ExtStoploss       = Stoploss        * m_adjusted_point;

   ExtTakeprofit     = Takeprofit      * m_adjusted_point;

   ExtTrailingStop   = TrailingStop    * m_adjusted_point;

   ExtTrailingStart  = TrailingStart   * m_adjusted_point;

   ExtTrailingStep   = TrailingStep    * m_adjusted_point;

//---

   if(!HLineCreate(0,InpNameBuy,0,0,clrBlue,InpStyle) || !HLineCreate(0,InpNameSell,0,0,clrRed,InpStyle))

      return(INIT_FAILED);

//---

   return(INIT_SUCCEEDED);

  }

//+------------------------------------------------------------------+

//| Expert deinitialization function                                 |

//+------------------------------------------------------------------+

void OnDeinit(const int reason)

  {

//---

   HLineDelete(0,InpNameBuy);

   HLineDelete(0,InpNameSell);

  }

//+------------------------------------------------------------------+

//| Expert tick function                                             |

//+------------------------------------------------------------------+

void OnTick()

  {

//---

   int b=0,s=0;

   ulong TicketB=0,TicketS=0;

   for(int i=PositionsTotal()-1;i>=0;i--)

      if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name())

           {

            if(!RefreshRates())

               return;

            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               b++;

               if(Stoploss!=0 && m_symbol.Bid()<=m_position.PriceOpen()-ExtStoploss)

                 {

                  if(m_trade.PositionClose(m_position.Ticket()))

                     continue;

                 }

               if(Takeprofit!=0 && m_symbol.Bid()>=m_position.PriceOpen()+ExtTakeprofit)

                 {

                  if(m_trade.PositionClose(m_position.Ticket()))

                     continue;

                 }

               TicketB=m_position.Ticket();

               if(TrailingStop>0)

                 {

                  double SL=m_symbol.Bid()-ExtTrailingStop;

                  if(SL>=m_position.PriceOpen()+ExtTrailingStart && (TrallB==0 || TrallB+ExtTrailingStep<SL))

                     TrallB=SL;

                 }

              }

            if(m_position.PositionType()==POSITION_TYPE_SELL)

              {

               s++;

               if(Stoploss!=0 && m_symbol.Ask()>=m_position.PriceOpen()+ExtStoploss)

                 {

                  if(m_trade.PositionClose(m_position.Ticket()))

                     continue;

                 }

               if(Takeprofit!=0 && m_symbol.Ask()<=m_position.PriceOpen()-ExtTakeprofit)

                 {

                  if(m_trade.PositionClose(m_position.Ticket()))

                     continue;

                 }

               TicketS=m_position.Ticket();

               if(TrailingStop>0)

                 {

                  double SL=m_symbol.Ask()+ExtTrailingStop;

                  if(SL<=m_position.PriceOpen()-ExtTrailingStart && (TrallS==0 || TrallS-ExtTrailingStep>SL))

                     TrallS=SL;

                 }

              }

           }

//---

   if(b!=0)

     {

      if(b>1)

         Comment(""@0; :>@@5:B=> @01>B05B B>;L:> A >4=>9 ?>78F859");

      else

      if(TrallB!=0)

        {

         Comment(""@0;8< ?>78F8N ",TicketB);

         HLineMove(0,InpNameBuy,TrallB);

         if(m_symbol.Bid()<=TrallB)

           {

            if(m_position.SelectByTicket(TicketB))

               if(m_position.Profit()>0.0)

                  if(!m_trade.PositionClose(TicketB))

                     Comment("H81:0 70:@KB8O ?>78F88. Result Retcode: ",m_trade.ResultRetcode(),

                             ", description of result: ",m_trade.ResultRetcodeDescription());

           }

        }

     }

   else

     {

      TrallB=0;

      HLineMove(0,InpNameBuy,0.1);

     }

//---

   if(s!=0)

     {

      if(s>1)

         Comment(""@0; :>@@5:B=> @01>B05B B>;L:> A >4=>9 ?>78F859");

      else

      if(TrallS!=0)

        {

         Comment(""@0;8< ?>78F8N ",TicketS);

         HLineMove(0,InpNameSell,TrallS);

         if(m_symbol.Ask()>=TrallS)

           {

            if(m_position.SelectByTicket(TicketS))

               if(m_position.Profit()>0.0)

                  if(!m_trade.PositionClose(TicketS))

                     Comment("H81:0 70:@KB8O ?>78F88. Result Retcode: ",m_trade.ResultRetcode(),

                             ", description of result: ",m_trade.ResultRetcodeDescription());

           }

        }

     }

   else

     {

      TrallS=0;

      HLineMove(0,InpNameSell,0.1);

     }

//---

/*

   MQL_PROFILER

   The flag, that indicates the program operating in the code profiling mode

   

   MQL_TESTER

   The flag, that indicates the tester process

   

   MQL_OPTIMIZATION

   The flag, that indicates the optimization process

   

   MQL_VISUAL_MODE

   The flag, that indicates the visual tester process

*/

   if((MQLInfoInteger(MQL_PROFILER) || MQLInfoInteger(MQL_TESTER) || 

      MQLInfoInteger(MQL_OPTIMIZATION) || MQLInfoInteger(MQL_VISUAL_MODE)) && !IsPositionExists())

     {

      m_trade.Buy(m_symbol.LotsMin(),m_symbol.Name());

      m_trade.Sell(m_symbol.LotsMin(),m_symbol.Name());

     }

//---

  }

//+------------------------------------------------------------------+

//| TradeTransaction function                                        |

//+------------------------------------------------------------------+

void OnTradeTransaction(const MqlTradeTransaction &trans,

                        const MqlTradeRequest &request,

                        const MqlTradeResult &result)

  {

//---



  }

//+------------------------------------------------------------------+ 

//| Create the horizontal line                                       | 

//+------------------------------------------------------------------+ 

bool HLineCreate(const long            chart_ID=0,        // chart's ID 

                 const string          name="HLine",      // line name 

                 const int             sub_window=0,      // subwindow index 

                 double                price=0,           // line price 

                 const color           clr=clrRed,        // line color 

                 const ENUM_LINE_STYLE style=STYLE_SOLID, // line style 

                 const int             width=1,           // line width 

                 const bool            back=false,        // in the background 

                 const bool            selection=false,   // highlight to move 

                 const bool            hidden=true,       // hidden in the object list 

                 const long            z_order=0)         // priority for mouse click 

  {

//--- if the price is not set, set it at the current Bid price level 

   if(!price)

      price=SymbolInfoDouble(Symbol(),SYMBOL_BID);

//--- reset the error value 

   ResetLastError();

//--- create a horizontal line 

   if(!ObjectCreate(chart_ID,name,OBJ_HLINE,sub_window,0,price))

     {

      Print(__FUNCTION__,

            ": failed to create a horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- set line color 

   ObjectSetInteger(chart_ID,name,OBJPROP_COLOR,clr);

//--- set line display style 

   ObjectSetInteger(chart_ID,name,OBJPROP_STYLE,style);

//--- set line width 

   ObjectSetInteger(chart_ID,name,OBJPROP_WIDTH,width);

//--- display in the foreground (false) or background (true) 

   ObjectSetInteger(chart_ID,name,OBJPROP_BACK,back);

//--- enable (true) or disable (false) the mode of moving the line by mouse 

//--- when creating a graphical object using ObjectCreate function, the object cannot be 

//--- highlighted and moved by default. Inside this method, selection parameter 

//--- is true by default making it possible to highlight and move the object 

   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTABLE,selection);

   ObjectSetInteger(chart_ID,name,OBJPROP_SELECTED,selection);

//--- hide (true) or display (false) graphical object name in the object list 

   ObjectSetInteger(chart_ID,name,OBJPROP_HIDDEN,hidden);

//--- set the priority for receiving the event of a mouse click in the chart 

   ObjectSetInteger(chart_ID,name,OBJPROP_ZORDER,z_order);

//--- successful execution 

   return(true);

  }

//+------------------------------------------------------------------+ 

//| Move horizontal line                                             | 

//+------------------------------------------------------------------+ 

bool HLineMove(const long   chart_ID=0,   // chart's ID 

               const string name="HLine", // line name 

               double       price=0)      // line price 

  {

//--- if the line price is not set, move it to the current Bid price level 

   if(!price)

      price=SymbolInfoDouble(Symbol(),SYMBOL_BID);

//--- reset the error value 

   ResetLastError();

//--- move a horizontal line 

   if(!ObjectMove(chart_ID,name,0,0,price))

     {

      Print(__FUNCTION__,

            ": failed to move the horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- successful execution 

   return(true);

  }

//+------------------------------------------------------------------+ 

//| Delete a horizontal line                                         | 

//+------------------------------------------------------------------+ 

bool HLineDelete(const long   chart_ID=0,   // chart's ID 

                 const string name="HLine") // line name 

  {

//--- reset the error value 

   ResetLastError();

//--- delete a horizontal line 

   if(!ObjectDelete(chart_ID,name))

     {

      Print(__FUNCTION__,

            ": failed to delete a horizontal line! Error code = ",GetLastError());

      return(false);

     }

//--- successful execution 

   return(true);

  }

//+------------------------------------------------------------------+

//| Refreshes the symbol quotes data                                 |

//+------------------------------------------------------------------+

bool RefreshRates(void)

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

     {

      Print("RefreshRates error");

      return(false);

     }

//--- protection against the return value of "zero"

   if(m_symbol.Ask()==0 || m_symbol.Bid()==0)

      return(false);

//---

   return(true);

  }

//+------------------------------------------------------------------+

//| Is position exists                                               |

//+------------------------------------------------------------------+

bool IsPositionExists(void)

  {

   for(int i=PositionsTotal()-1;i>=0;i--)

      if(m_position.SelectByIndex(i)) // selects the position by index for further access to its properties

         if(m_position.Symbol()==m_symbol.Name())

            return(true);

//---

   return(false);

  }

//+------------------------------------------------------------------+