Intersection 2 iMA

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

//|                  Intersection 2 iMA(barabashkakvn's edition).mq5 |

//|                                        Copyright © 2010, ZerkMax |

//|                                                      zma@mail.ru |

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

#property copyright "Copyright © 2010, ZerkMax"

#property link      "zma@mail.ru"

#property version   "1.001"

//---

#include <Trade\PositionInfo.mqh>

#include <Trade\Trade.mqh>

#include <Trade\SymbolInfo.mqh>  

#include <Trade\AccountInfo.mqh>

#include <Trade\DealInfo.mqh>

#include <Trade\OrderInfo.mqh>

#include <Expert\Money\MoneyFixedMargin.mqh>

CPositionInfo  m_position;                   // trade position object

CTrade         m_trade;                      // trading object

CSymbolInfo    m_symbol;                     // symbol info object

CAccountInfo   m_account;                    // account info wrapper

CDealInfo      m_deal;                       // deals object

COrderInfo     m_order;                      // pending orders object

CMoneyFixedMargin m_money;

//---

input double   InpLots           = 0;        // Lots, (if 0, then dynamic)

input double   InpRisk           = 15;       // Risk in percent for a deal from a free margin (if Lots dynamic)

input int      FastPer           = 4;

input int      SlowPer           = 18;

input ulong    m_magic=777;      // magic number

input ushort   InpTrailingStop   = 20;

input bool     InpCloseHalf      = true;

//---

ulong          m_slippage=30;                // slippage

//---

int            handle_iMA_Fast;              // variable for storing the handle of the iMA indicator 

int            handle_iMA_Slow;              // variable for storing the handle of the iMA indicator 

//---

double         ExtTrailingStop=0;

double         ExtTrailingStep=5;

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

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

//| Expert initialization function                                   |

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

int OnInit()

  {

//---

   if(InpLots<0.0)

     {

      Print("The \"volume transaction\" can't be smaller or equal to zero");

      return(INIT_PARAMETERS_INCORRECT);

     }

//---

   m_symbol.Name(Symbol());                  // sets symbol name

   RefreshRates();

   m_symbol.Refresh();

//---

   m_trade.SetExpertMagicNumber(m_magic);

//---

   if(IsFillingTypeAllowed(Symbol(),SYMBOL_FILLING_FOK))

      m_trade.SetTypeFilling(ORDER_FILLING_FOK);

   else if(IsFillingTypeAllowed(Symbol(),SYMBOL_FILLING_IOC))

      m_trade.SetTypeFilling(ORDER_FILLING_IOC);

   else

      m_trade.SetTypeFilling(ORDER_FILLING_RETURN);

//---

   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;



   ExtTrailingStop   = InpTrailingStop * m_adjusted_point;

   ExtTrailingStep   = 5               * m_adjusted_point;

//---

   if(InpLots==0.0)

     {

      if(!m_money.Init(GetPointer(m_symbol),Period(),m_symbol.Point()*digits_adjust))

         return(INIT_FAILED);

      m_money.Percent(InpRisk);

     }

//--- create handle of the indicator iMA

   handle_iMA_Fast=iMA(m_symbol.Name(),Period(),FastPer,0,MODE_EMA,PRICE_CLOSE);

//--- if the handle is not created 

   if(handle_iMA_Fast==INVALID_HANDLE)

     {

      //--- tell about the failure and output the error code 

      PrintFormat("Failed to create handle of the iMA (Fast) indicator for the symbol %s/%s, error code %d",

                  m_symbol.Name(),

                  EnumToString(Period()),

                  GetLastError());

      //--- the indicator is stopped early 

      return(INIT_FAILED);

     }

//--- create handle of the indicator iMA

   handle_iMA_Slow=iMA(m_symbol.Name(),Period(),SlowPer,0,MODE_EMA,PRICE_CLOSE);

//--- if the handle is not created 

   if(handle_iMA_Slow==INVALID_HANDLE)

     {

      //--- tell about the failure and output the error code 

      PrintFormat("Failed to create handle of the iMA (Slow) indicator for the symbol %s/%s, error code %d",

                  m_symbol.Name(),

                  EnumToString(Period()),

                  GetLastError());

      //--- the indicator is stopped early 

      return(INIT_FAILED);

     }

//---

   return(INIT_SUCCEEDED);

  }

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

//| Expert deinitialization function                                 |

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

void OnDeinit(const int reason)

  {

//---



  }

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

//| Expert tick function                                             |

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

void OnTick()

  {

   if(InpTrailingStop>0)

      Trailing();

//--- we work only at the time of the birth of new bar

   static datetime PrevBars=0;

   datetime time_0=iTime(0);

   if(time_0==PrevBars)

      return;

   PrevBars=time_0;

//---

   bool SellOp=false;

   bool BuyOp=false;



   double MAFast1=iMAGet(handle_iMA_Fast,1);//2

                                            //double MAFast2=iMAGet(handle_iMA_Fast,2);//1

   double MAFast3=iMAGet(handle_iMA_Fast,3);//0

   double MASlow1=iMAGet(handle_iMA_Slow,1);//2

                                            //double MASlow2=iMAGet(handle_iMA_Slow,2);//1

   double MASlow3=iMAGet(handle_iMA_Slow,3);//0



   if((MAFast1<MASlow1) /*&& (MAFast2==MASlow2)*/ && (MAFast3>MASlow3))

      BuyOp=true;



   if((MAFast1>MASlow1) /*&& (MAFast2==MASlow2)*/ && (MAFast3<MASlow3))

      SellOp=true;



   if(BuyOp || SellOp)

     {

      int count_buys=0,count_sells=0;

      CalculatePositions(count_buys,count_sells);



      if(BuyOp)

        {

         if(count_sells>0) // 5A;8 5ABL ?>78F8O/-88 sell

           {

            ClosePositions(POSITION_TYPE_SELL);

           }

         else

           {

            if(RefreshRates())

               OpenBuy(0.0,0.0);

           }

        }



      if(SellOp)

        {

         if(count_buys) // 5A;8 5ABL ?>78F8O/-88 buy

           {

            ClosePositions(POSITION_TYPE_BUY);

           }

         else

           {

            if(RefreshRates())

               OpenSell(0.0,0.0);

           }

        }

     }

//---

   return;

  }

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

//| Refreshes the symbol quotes data                                 |

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

bool RefreshRates()

  {

//--- refresh rates

   if(!m_symbol.RefreshRates())

      return(false);

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

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

      return(false);

//---

   return(true);

  }

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

//| Checks if the specified filling mode is allowed                  | 

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

bool IsFillingTypeAllowed(string symbol,int fill_type)

  {

//--- Obtain the value of the property that describes allowed filling modes 

   int filling=(int)SymbolInfoInteger(symbol,SYMBOL_FILLING_MODE);

//--- Return true, if mode fill_type is allowed 

   return((filling & fill_type)==fill_type);

  }

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

//| Get Time for specified bar index                                 | 

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

datetime iTime(const int index,string symbol=NULL,ENUM_TIMEFRAMES timeframe=PERIOD_CURRENT)

  {

   if(symbol==NULL)

      symbol=Symbol();

   if(timeframe==0)

      timeframe=Period();

   datetime Time[1];

   datetime time=0;

   int copied=CopyTime(symbol,timeframe,index,1,Time);

   if(copied>0) time=Time[0];

   return(time);

  }

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

//| Get value of buffers for the iMA                                 |

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

double iMAGet(int handle_iMA,const int index)

  {

   double MA[1];

//--- reset error code 

   ResetLastError();

//--- fill a part of the iMABuffer array with values from the indicator buffer that has 0 index 

   if(CopyBuffer(handle_iMA,0,index,1,MA)<0)

     {

      //--- if the copying fails, tell the error code 

      PrintFormat("Failed to copy data from the iMA indicator, error code %d",GetLastError());

      //--- quit with zero result - it means that the indicator is considered as not calculated 

      return(0.0);

     }

   return(MA[0]);

  }

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

//| Calculate positions Buy and Sell                                 |

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

void CalculatePositions(int &count_buys,int &count_sells)

  {

   count_buys=0.0;

   count_sells=0.0;



   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() && m_position.Magic()==m_magic)

           {

            if(m_position.PositionType()==POSITION_TYPE_BUY)

               count_buys++;



            if(m_position.PositionType()==POSITION_TYPE_SELL)

               count_sells++;

           }

//---

   return;

  }

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

//| Trailing                                                         |

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

void Trailing()

  {

   if(ExtTrailingStop==0)

      return;

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of open positions

      if(m_position.SelectByIndex(i))

         if(m_position.Symbol()==m_symbol.Name() && m_position.Magic()==m_magic)

           {

            if(!RefreshRates())

               continue;



            if(m_position.PositionType()==POSITION_TYPE_BUY)

              {

               //if(m_symbol.Bid()-m_position.PriceOpen()>ExtTrailingStop*m_adjusted_point)

               //{

               if(m_position.StopLoss()<m_symbol.Bid()-(ExtTrailingStop+ExtTrailingStep))

                 {

                  if(!m_trade.PositionModify(m_position.Ticket(),

                     m_symbol.NormalizePrice(m_symbol.Bid()-ExtTrailingStop),

                     m_position.TakeProfit()))

                     Print("Modify ",m_position.Ticket(),

                           " Position -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

                  continue;

                 }

               //}

              }

            else

              {

               //if((m_position.PriceOpen()-m_symbol.Ask())>(Point()*ExtTrailingStop_Sell)) // m_symbol.Ask() - F5=0 ?@>4068

               //{

               if((m_position.StopLoss()>(m_symbol.Ask()+(ExtTrailingStop+ExtTrailingStep))) || 

                  (m_position.StopLoss()==0))

                 {

                  if(!m_trade.PositionModify(m_position.Ticket(),

                     m_symbol.NormalizePrice(m_symbol.Ask()+ExtTrailingStop),

                     m_position.TakeProfit()))

                     Print("Modify ",m_position.Ticket(),

                           " Position -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

                  return;

                 }

               //}

              }



           }

  }

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

//| Close Positions                                                  |

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

void ClosePositions(ENUM_POSITION_TYPE pos_type)

  {

   for(int i=PositionsTotal()-1;i>=0;i--) // returns the number of current positions

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

         if(m_position.Symbol()==Symbol() && m_position.Magic()==m_magic)

            if(m_position.PositionType()==pos_type) // gets the position type

               m_trade.PositionClose(m_position.Ticket()); // close a position by the specified symbol

  }

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

//| Open Buy position                                                |

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

void OpenBuy(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);



   double check_open_long_lot=m_money.CheckOpenLong(m_symbol.Ask(),sl);

//Print("sl=",DoubleToString(sl,m_symbol.Digits()),

//      ", CheckOpenLong: ",DoubleToString(check_open_long_lot,2),

//      ", Balance: ",    DoubleToString(m_account.Balance(),2),

//      ", Equity: ",     DoubleToString(m_account.Equity(),2),

//      ", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));

   if(check_open_long_lot==0.0)

      return;



//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),check_open_long_lot,m_symbol.Ask(),ORDER_TYPE_BUY);



   if(check_volume_lot!=0.0)

      if(check_volume_lot>=check_open_long_lot)

        {

         if(m_trade.Buy(check_open_long_lot,NULL,m_symbol.Ask(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print("Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

              }

            else

              {

               Print("Buy -> true. Result Retcode: ",m_trade.ResultRetcode(),

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

              }

           }

         else

           {

            Print("Buy -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

           }

        }

//---

  }

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

//| Open Sell position                                               |

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

void OpenSell(double sl,double tp)

  {

   sl=m_symbol.NormalizePrice(sl);

   tp=m_symbol.NormalizePrice(tp);



   double check_open_short_lot=m_money.CheckOpenShort(m_symbol.Bid(),sl);

//Print("sl=",DoubleToString(sl,m_symbol.Digits()),

//      ", CheckOpenLong: ",DoubleToString(check_open_short_lot,2),

//      ", Balance: ",    DoubleToString(m_account.Balance(),2),

//      ", Equity: ",     DoubleToString(m_account.Equity(),2),

//      ", FreeMargin: ", DoubleToString(m_account.FreeMargin(),2));

   if(check_open_short_lot==0.0)

      return;



//--- check volume before OrderSend to avoid "not enough money" error (CTrade)

   double check_volume_lot=m_trade.CheckVolume(m_symbol.Name(),check_open_short_lot,m_symbol.Bid(),ORDER_TYPE_SELL);



   if(check_volume_lot!=0.0)

      if(check_volume_lot>=check_open_short_lot)

        {

         if(m_trade.Sell(check_open_short_lot,NULL,m_symbol.Bid(),sl,tp))

           {

            if(m_trade.ResultDeal()==0)

              {

               Print("Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

              }

            else

              {

               Print("Sell -> true. Result Retcode: ",m_trade.ResultRetcode(),

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

              }

           }

         else

           {

            Print("Sell -> false. Result Retcode: ",m_trade.ResultRetcode(),

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

           }

        }

//---

  }

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