ChandelierExit_Candle

Author: Copyright © 2009, MQLService
Indicators Used
Indicator of the average true range
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ChandelierExit_Candle
ÿþ//+------------------------------------------------------------------+

//|                                        ChandelierExit_Candle.mq5 |

//|                                     Copyright © 2009, MQLService |

//|                                           scripts@mqlservice.com |

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

//---- 02B>@AB2> 8=48:0B>@0

#property copyright "Copyright © 2009, MQLService"

#property link      "scripts@mqlservice.com"

//---- =><5@ 25@A88 8=48:0B>@0

#property version   "1.00"

//---- >B@8A>2:0 8=48:0B>@0 2 3;02=>< >:=5

#property indicator_chart_window 

//---- 4;O @0AG5B0 8 >B@8A>2:8 8=48:0B>@0 8A?>;L7>20=> ?OBL 1CD5@>2

#property indicator_buffers 5

//---- 8A?>;L7>20=> 2A53> >4=> 3@0D8G5A:>5 ?>AB@>5=85

#property indicator_plots   1

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

//| 0@0<5B@K >B@8A>2:8 ;8=88 Sell StopLoss      |

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

//---- 2 :0G5AB25 8=48:0B>@0 8A?>;L7>20=K F25B=K5 A25G8

#property indicator_type1   DRAW_COLOR_CANDLES

#property indicator_color1  clrMagenta,clrBrown,clrForestGreen,clrDarkTurquoise

//---- >B>1@065=85 <5B:8 8=48:0B>@0

#property indicator_label1  "ChandelierExitOpen;ChandelierExitHigh;ChandelierExitLow;ChandelierExitClose"

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

//|  >1JO2;5=85 :>=AB0=B                         |

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

#define RESET 0 // :>=AB0=B0 4;O 2>72@0B0 B5@<8=0;C :><0=4K =0 ?5@5AGQB 8=48:0B>@0

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

//| 5@5G8A;5=85 4;O F5=>2>9 :>=AB0=BK           |

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

enum ENUM_PRICE_MODE   // "8? :>=AB0=BK

  {

   CLOSE_CLOSE= 1,     //Close/Close

   HIGH_LOW            //High/low

  };

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

//| E>4=K5 ?0@0<5B@K 8=48:0B>@0                 |

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

input int RangePeriod=15;

input int Shift=1;

input int ATRPeriod=14;

input int MultipleATR=4;

input ENUM_PRICE_MODE PriceMode=CLOSE_CLOSE;

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

//---- >1JO2;5=85 48=0<8G5A:8E <0AA82>2, :>B>@K5 1C4CB 2 40;L=59H5< 8A?>;L7>20=K 2 :0G5AB25 8=48:0B>@=KE 1CD5@>2

double ExtOpenBuffer[];

double ExtHighBuffer[];

double ExtLowBuffer[];

double ExtCloseBuffer[];

double ExtColorBuffer[];

//---- 1JO2;5=85 F5;KE ?5@5<5==KE 4;O E5=4;>2 8=48:0B>@>2

int ATR_Handle;

//---- 1JO2;5=85 F5;KE ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

int min_rates_total;

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

//| Custom indicator initialization function                         |

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

int OnInit()

  {

//---- =8F80;870F8O ?5@5<5==KE =0G0;0 >BAGQB0 40==KE

   min_rates_total=MathMax(ATRPeriod,RangePeriod+Shift);



//---- ?>;CG5=85 E5=4;0 8=48:0B>@0 ATR

   ATR_Handle=iATR(NULL,0,ATRPeriod);

   if(ATR_Handle==INVALID_HANDLE)

     {

      Print(" 5 C40;>AL ?>;CG8BL E5=4; 8=48:0B>@0 ATR");

      return(INIT_FAILED);

     }



//---- ?@52@0I5=85 48=0<8G5A:8E <0AA82>2 2 8=48:0B>@=K5 1CD5@K

   SetIndexBuffer(0,ExtOpenBuffer,INDICATOR_DATA);

   SetIndexBuffer(1,ExtHighBuffer,INDICATOR_DATA);

   SetIndexBuffer(2,ExtLowBuffer,INDICATOR_DATA);

   SetIndexBuffer(3,ExtCloseBuffer,INDICATOR_DATA);



//---- ?@52@0I5=85 48=0<8G5A:>3> <0AA820 2 F25B>2>9, 8=45:A=K9 1CD5@   

   SetIndexBuffer(4,ExtColorBuffer,INDICATOR_COLOR_INDEX);



//---- 8=45:A0F8O M;5<5=B>2 2 1CD5@0E :0: 2 B09<A5@8OE

   ArraySetAsSeries(ExtOpenBuffer,true);

   ArraySetAsSeries(ExtHighBuffer,true);

   ArraySetAsSeries(ExtLowBuffer,true);

   ArraySetAsSeries(ExtCloseBuffer,true);

   ArraySetAsSeries(ExtColorBuffer,true);



//---- 8=8F80;870F88 ?5@5<5==>9 4;O :>@>B:>3> 8<5=8 8=48:0B>@0

   string shortname;

   StringConcatenate(shortname,"ChandelierExit(",RangePeriod,", ",ATRPeriod,")");

//--- A>740=85 8<5=8 4;O >B>1@065=8O 2 >B45;L=>< ?>4>:=5 8 2> 2A?;K20NI59 ?>4A:07:5

   IndicatorSetString(INDICATOR_SHORTNAME,shortname);

//--- >?@545;5=85 B>G=>AB8 >B>1@065=8O 7=0G5=89 8=48:0B>@0

   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);

//---- 7025@H5=85 8=8F80;870F88

   return(INIT_SUCCEEDED);

  }

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

//| Custom indicator iteration function                              |

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

int OnCalculate(

                const int rates_total,    // :>;8G5AB2> 8AB>@88 2 10@0E =0 B5:CI5< B8:5

                const int prev_calculated,// :>;8G5AB2> 8AB>@88 2 10@0E =0 ?@54K4CI5< B8:5

                const datetime &time[],

                const double &open[],

                const double& high[],     // F5=>2>9 <0AA82 <0:A8<C<>2 F5=K 4;O @0AGQB0 8=48:0B>@0

                const double& low[],      // F5=>2>9 <0AA82 <8=8<C<>2 F5=K  4;O @0AGQB0 8=48:0B>@0

                const double &close[],

                const long &tick_volume[],

                const long &volume[],

                const int &spread[]

                )

  {

//---- ?@>25@:0 :>;8G5AB20 10@>2 =0 4>AB0B>G=>ABL 4;O @0AGQB0

   if(BarsCalculated(ATR_Handle)<rates_total || rates_total<min_rates_total) return(RESET);



//---- >1JO2;5=8O ;>:0;L=KE ?5@5<5==KE 

   static int direction;

   static double HH1,LL1;

   int to_copy,limit,bar;

   double ATR[],HH0,LL0,hi,lo,stop;



//---- @0AGQB AB0@B>2>3> =><5@0 limit 4;O F8:;0 ?5@5AGQB0 10@>2

   if(prev_calculated>rates_total || prev_calculated<=0)// ?@>25@:0 =0 ?5@2K9 AB0@B @0AGQB0 8=48:0B>@0

     {

      limit=rates_total-1-min_rates_total; // AB0@B>2K9 =><5@ 4;O @0AGQB0 2A5E 10@>2

      direction=0;

      HH1=0;

      LL1=999999999;

     }

   else limit=rates_total-prev_calculated; // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2



//---- @0AGQB =5>1E>48<>3> :>;8G5AB20 :>?8@C5<KE 40==KE

   to_copy=limit+1;



//---- :>?8@C5< 2=>2L ?>O282H85AO 40==K5 2 <0AA82 ATR[]

   if(CopyBuffer(ATR_Handle,0,0,to_copy,ATR)<=0) return(RESET);



//---- 8=45:A0F8O M;5<5=B>2 2 <0AA820E :0: 2 B09<A5@8OE  

   ArraySetAsSeries(ATR,true);

   ArraySetAsSeries(open,true);

   ArraySetAsSeries(low,true); 

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(close,true);



//---- >A=>2=>9 F8:; @0AGQB0 8=48:0B>@0

   for(bar=limit; bar>=0 && !IsStopped(); bar--)

     {

      ExtOpenBuffer[bar]=open[bar];

      ExtHighBuffer[bar]=high[bar];

      ExtLowBuffer[bar]=low[bar];

      ExtCloseBuffer[bar]=close[bar];

      

      ATR[bar]*=MultipleATR;

      HH0=high[ArrayMaximum(high,bar+Shift,RangePeriod)]-ATR[bar];

      LL0=low[ArrayMinimum(low,bar+Shift,RangePeriod)]+ATR[bar];

      stop=close[bar];

      

      if(PriceMode==CLOSE_CLOSE)

        {

         hi=close[bar+1];

         lo=close[bar+1];

        }

      else 

        {

         hi=high[bar+1];

         lo=low[bar+1];

        }



      if(direction>=0)

        {

         if(hi<HH1)

           {

            if(bar) direction=-1;

            stop=LL0;

           }

         else stop=HH0;

        }

     else

     if(direction<=0)

        {

         if(lo>LL1)

           {

            if(bar) direction=+1;

            stop=HH0;

           }

         else stop=LL0;

        }        

      //----

      if(stop<=close[bar])

        {

         if(close[bar]>=open[bar]) ExtColorBuffer[bar]=3;

         else ExtColorBuffer[bar]=2;

        }

      //----

      if(stop>=close[bar])

        {

         if(close[bar]<=open[bar]) ExtColorBuffer[bar]=0;

         else ExtColorBuffer[bar]=1;

        }

      //----

      if(bar)

        {

         HH1=HH0;

         LL1=LL0;

        }

     }

//----     

   return(rates_total);

  }

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

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