BOLL趋势系统EA源码

#property copyright "Copyright ?2020, MetaQuotes Software Corp."
#property link      "http://www.metaquotes.net"

extern double Lots = 0.1;
extern int Slippage = 3;
extern int MagicNumber = 999999;

extern int Boll周期 = 20;
extern int Boll偏差 = 2;

bool OrderOpen = false;
int OrderTime;
int Ticket;
int HoldingOrderType;

double MaxBid = 0;
double MinAsk = 0;
double MovePoint = 0;

double BollUpper1;
double BollLower1;
double BollMiddle1;
double BollUpper2;
double BollLower2;
double BollMiddle2;
double BollUpper3;
double BollLower3;
double BollMiddle3;

int init()
  {

   return(0);
  }

int deinit()
  {

   return(0);
  }

int start()
  {
//----

       BollUpper1 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_UPPER , 1);
       BollLower1 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_LOWER , 1);
       BollMiddle1 = (BollUpper1 + BollLower1)/2;
       BollUpper2 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_UPPER , 2);
       BollLower2 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_LOWER , 2);
       BollMiddle2 = (BollUpper2 + BollLower2)/2;
       BollUpper3 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_UPPER , 3);
       BollLower3 = iBands(Symbol() , 0 , Boll周期 , Boll偏差 , 0 , PRICE_CLOSE , MODE_LOWER , 3);
       BollMiddle3 = (BollUpper3 + BollLower3)/2;

       if (Time[0] != OrderTime) OrderOpen = false; //每根k线只能下单一次

       if (Bid > MaxBid) MaxBid = Bid;
       if (Ask < MinAsk) MinAsk = Ask;

       if (HoldingOrderType == OP_BUY){
           if (OrderSelect(Ticket,SELECT_BY_TICKET,MODE_TRADES) == true){
               if (MaxBid - OrderOpenPrice() < 15 * Point) MovePoint = 8 * Point ;   // 盈利小于15刀，定义止损止盈为回落8刀
               if (MaxBid - OrderOpenPrice() >= 15 * Point)MovePoint = (MaxBid - OrderOpenPrice()) * 0.3 * Point ; // 盈利大于15刀，定义止损止盈为回落盈利的30%
           }
           if ((MaxBid - Bid >MovePoint) || (Close[2]>BollMiddle2 && Close[1]<BollMiddle1) ||  OrderProfit() > 10.0)CloseAllBuy();
       }

       if (HoldingOrderType == OP_SELL){
           if (OrderSelect(Ticket,SELECT_BY_TICKET,MODE_TRADES) == true){
               if (OrderOpenPrice() - MinAsk < 15 * Point) MovePoint = 8 * Point ;
               if (OrderOpenPrice() - MinAsk >= 15 * Point)MovePoint = (OrderOpenPrice() - MinAsk) * 0.3 * Point ;
           }
           if ((Ask - MinAsk > MovePoint) || (Close[2]<BollMiddle2 && Close[1]>BollMiddle1) ||  OrderProfit() > 10.0) CloseAllSell();
       }


       if(Boll(OP_BUY) == true && OrderOpen == false)  // 上轨 中轨 初次向上 下轨向下 买单
        {
           Ticket=OrderSend(Symbol(),OP_BUY,Lots,NormalizeDouble(Ask, Digits),Slippage,0,0,"dummy-buy",MagicNumber,0,Red);

           if(Ticket>0)
           {
              if (OrderSelect(Ticket,SELECT_BY_TICKET,MODE_TRADES))
              {
                 OrderOpen = true;
                 OrderTime = Time[0];
                 MaxBid = Bid;
                 HoldingOrderType = OrderType();

                 Print("Pivot dummy-buy order opened : ",OrderOpenPrice());
              }
              else
              {
                 Print("Error opening Pivot dummy-buy order : ",GetLastError());
                 return(0);
              }
           }
        }

        else if(Boll(OP_SELL) == true && OrderOpen == false)  // 上轨 中轨 初次向下 下轨向上 卖单
        {
           Ticket=OrderSend(Symbol(),OP_SELL,Lots,NormalizeDouble(Bid, Digits),Slippage,0,0,"dummy-sell",MagicNumber,0,Blue);

           if(Ticket>0)
           {
              if (OrderSelect(Ticket,SELECT_BY_TICKET,MODE_TRADES))
              {
                 OrderOpen = true;
                 OrderTime = Time[0];
                 MinAsk = Ask;
                 HoldingOrderType = OrderType();

                 Print("Pivot dummy-sell order opened : ",OrderOpenPrice());
              }
              else
              {
                 Print("Error opening Pivot dummy-sell order : ",GetLastError());
                 return(0);
              }
           }
        }




//----
   return(0);
  }
//+------------------------------------------------------------------+
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学习了，不错

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