MACDCandleTrend

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

//|                                              MACDCandleTrend.mq5 |

//|                               Copyright © 2016, Nikolay Kositsin | 

//|                              Khabarovsk,   farria@mail.redcom.ru | 

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

#property copyright "Copyright © 2016, Nikolay Kositsin"

#property link "farria@mail.redcom.ru"

//--- =><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=> 420 1CD5@0

#property indicator_buffers 2

//--- 8A?>;L7>20=> 2A53> 420 3@0D8G5A:8E ?>AB@>5=8O

#property indicator_plots   2

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

//|  0@0<5B@K >B@8A>2:8 <54256L53> 8=48:0B>@0   |

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

//--- >B@8A>2:0 8=48:0B>@0 1 2 2845 A8<2>;0

#property indicator_type1   DRAW_ARROW

//--- 2 :0G5AB25 F25B0 <54256L59 ;8=88 8=48:0B>@0 8A?>;L7>20= @>7>2K9 F25B

#property indicator_color1  clrMagenta

//--- B>;I8=0 ;8=88 8=48:0B>@0 1 @02=0 5

#property indicator_width1  5

//--- >B>1@065=85 1KG59 <5B:8 8=48:0B>@0

#property indicator_label1  "MACDCandleTrend Sell"

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

//|  0@0<5B@K >B@8A>2:8 1KGL3> 8=48:0B>@0       |

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

//--- >B@8A>2:0 8=48:0B>@0 2 2 2845 A8<2>;0

#property indicator_type2   DRAW_ARROW

//--- 2 :0G5AB25 F25B0 1KG59 ;8=88 8=48:0B>@0 8A?>;L7>20= 75;5=K9 F25B

#property indicator_color2  clrLimeGreen

//--- B>;I8=0 ;8=88 8=48:0B>@0 2 @02=0 5

#property indicator_width2  5

//--- >B>1@065=85 <54256L59 <5B:8 8=48:0B>@0

#property indicator_label2 "MACDCandleTrend Buy"

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

//|  >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

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

//|  >1JO2;5=85 ?5@5G8A;5=89                     |

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

enum MODE

  {

   MODE_HISTOGRAM=MAIN_LINE,    // 8AB>3@0<<0

   MODE_SIGNAL_LINE=SIGNAL_LINE   // !83=0;L=0O ;8=8O

  };

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

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

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

input uint  fast_ema_period=12;             // ?5@8>4 1KAB@>9 A@54=59 

input uint  slow_ema_period=26;             // ?5@8>4 <54;5==>9 A@54=59 

input uint  signal_period=9;                // ?5@8>4 CA@54=5=8O @07=>AB8 

input MODE  mode=MODE_SIGNAL_LINE;          // 8AB>G=8: 40=KE 4;O @0AGQB0

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

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

double SellBuffer[],BuyBuffer[];

//---

int OMacd_Handle,CMacd_Handle,ATR_Handle,min_rates_total;

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

//| Custom indicator initialization function                         |

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

int OnInit()

  {

//--- 8=8F80;870F8O 3;>10;L=KE ?5@5<5==KE 

   min_rates_total=int(MathMax(fast_ema_period,slow_ema_period))+1;

   if(mode==MODE_SIGNAL_LINE) min_rates_total+=int(signal_period);

   int ATR_Period=15;

   min_rates_total=int(MathMax(min_rates_total,ATR_Period))+1;

   

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

   OMacd_Handle=iMACD(NULL,0,fast_ema_period,slow_ema_period,signal_period,PRICE_OPEN);

   if(OMacd_Handle==INVALID_HANDLE)

     {

      Print(" 5 C40;>AL ?>;CG8BL E5=4; 8=48:0B>@0 iMACD[Open]!");

      return(INIT_FAILED);

     }

   CMacd_Handle=iMACD(NULL,0,fast_ema_period,slow_ema_period,signal_period,PRICE_CLOSE);

   if(CMacd_Handle==INVALID_HANDLE)

     {

      Print(" 5 C40;>AL ?>;CG8BL E5=4; 8=48:0B>@0 iMACD[Close]!");

      return(INIT_FAILED);

     }

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

   ATR_Handle=iATR(NULL,0,ATR_Period);

   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:>3> <0AA820 2 8=48:0B>@=K9 1CD5@

   SetIndexBuffer(0,SellBuffer,INDICATOR_DATA);

//--- >ACI5AB2;5=85 A42830 =0G0;0 >BAG5B0 >B@8A>2:8 8=48:0B>@0 1

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

//--- A8<2>; 4;O 8=48:0B>@0

   PlotIndexSetInteger(0,PLOT_ARROW,82);

//---- CAB0=>2:0 7=0G5=89 8=48:0B>@0, :>B>@K5 =5 1C4CB 2848<K =0 3@0D8:5

   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,NULL);

//--- 8=45:A0F8O M;5<5=B>2 2 1CD5@5 :0: 2 B09<A5@88

   ArraySetAsSeries(SellBuffer,true);

//--- ?@52@0I5=85 48=0<8G5A:>3> <0AA820 2 8=48:0B>@=K9 1CD5@

   SetIndexBuffer(1,BuyBuffer,INDICATOR_DATA);

//--- >ACI5AB2;5=85 A42830 =0G0;0 >BAG5B0 >B@8A>2:8 8=48:0B>@0 2

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);

//--- A8<2>; 4;O 8=48:0B>@0

   PlotIndexSetInteger(1,PLOT_ARROW,82);

//---- CAB0=>2:0 7=0G5=89 8=48:0B>@0, :>B>@K5 =5 1C4CB 2848<K =0 3@0D8:5

   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,NULL);

//--- 8=45:A0F8O M;5<5=B>2 2 1CD5@5 :0: 2 B09<A5@88

   ArraySetAsSeries(BuyBuffer,true);

//--- #AB0=>2:0 D>@<0B0 B>G=>AB8 >B>1@065=8O 8=48:0B>@0

   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);

//--- 8<O 4;O >:>= 40==KE 8 <5B:0 4;O ?>4>:>= 

   string short_name="MACDCandleTrend";

   IndicatorSetString(INDICATOR_SHORTNAME,short_name);

//---   

   return(INIT_SUCCEEDED);

  }

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

//| Custom indicator iteration function                              |

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

int OnCalculate(const int rates_total,

                const int prev_calculated,

                const datetime &time[],

                const double &open[],

                const double &high[],

                const double &low[],

                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 @0AG5B0

   if(BarsCalculated(OMacd_Handle)<rates_total

    || BarsCalculated(CMacd_Handle)<rates_total

      || BarsCalculated(ATR_Handle)<rates_total

      || rates_total<min_rates_total)

      return(RESET);



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

   int to_copy,limit,bar;

   double OMACD[],CMACD[],ATR[];



//--- @0AG5BK =5>1E>48<>3> :>;8G5AB20 :>?8@C5<KE 40==KE 8

//AB0@B>2>3> =><5@0 limit 4;O F8:;0 ?5@5AG5B0 10@>2

   if(prev_calculated>rates_total || prev_calculated<=0)// ?@>25@:0 =0 ?5@2K9 AB0@B @0AG5B0 8=48:0B>@0

     {

      limit=rates_total-min_rates_total; // AB0@B>2K9 =><5@ 4;O @0AG5B0 2A5E 10@>2

     }

   else

     {

      limit=rates_total-prev_calculated; // AB0@B>2K9 =><5@ 4;O @0AG5B0 =>2KE 10@>2

     }

   to_copy=limit+2;

//--- :>?8@C5< 2=>2L ?>O282H85AO 40==K5 2 <0AA82K

   if(CopyBuffer(OMacd_Handle,int(mode),0,to_copy,OMACD)<=0) return(RESET);

   if(CopyBuffer(CMacd_Handle,int(mode),0,to_copy,CMACD)<=0) return(RESET);

   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(OMACD,true);

   ArraySetAsSeries(CMACD,true);

   ArraySetAsSeries(ATR,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

//--- >A=>2=>9 F8:; @0AG5B0 8=48:0B>@0

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

     {

      BuyBuffer[bar]=NULL;

      SellBuffer[bar]=NULL;

      

      if(OMACD[bar+1]>=CMACD[bar+1] && OMACD[bar]<CMACD[bar]) BuyBuffer[bar]=low[bar]-ATR[bar]*3/8;

      if(OMACD[bar+1]<=CMACD[bar+1] && OMACD[bar]>CMACD[bar]) SellBuffer[bar]=high[bar]+ATR[bar]*3/8;

     }

//---     

   return(rates_total);

  }

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