Omni_Trend

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

//|                                                   Omni_Trend.mq5 |

//|                                        Copyright © 2005,         | 

//|                                                                  | 

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

#property copyright "Copyright © 2005,  " 

#property link      "" 

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

#property version   "1.00"

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

#property indicator_chart_window

//---- :>;8G5AB2> 8=48:0B>@=KE 1CD5@>2 4

#property indicator_buffers 4 

//---- 8A?>;L7>20=> 2A53> G5BK@5 3@0D8G5A:8E ?>AB@>5=8O

#property indicator_plots   4

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 7=0G:0

#property indicator_type1 DRAW_ARROW

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

#property indicator_color1 clrBlue

//---- ;8=8O 8=48:0B>@0 - A?;>H=0O

#property indicator_style1 STYLE_SOLID

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

#property indicator_width1 2

//---- >B>1@065=85 <5B:8 A83=0;L=>9 ;8=88

#property indicator_label1  "Omni_Trend Up"

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 7=0G:0

#property indicator_type2 DRAW_ARROW

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

#property indicator_color2 clrDarkOrange

//---- ;8=8O 8=48:0B>@0 - A?;>H=0O

#property indicator_style2 STYLE_SOLID

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

#property indicator_width2 2

//---- >B>1@065=85 <5B:8 A83=0;L=>9 ;8=88

#property indicator_label2  "Omni_Trend Down"

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

//|  0@0<5B@K >B@8A>2:8 1KGL53> 8=48:0B>@0      |

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

//---- >B@8A>2:0 8=48:0B>@0 3 2 2845 7=0G:0

#property indicator_type3   DRAW_ARROW

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

#property indicator_color3  clrDodgerBlue

//---- ;8=8O 8=48:0B>@0 3 - =5?@5@K2=0O :@820O

#property indicator_style3  STYLE_SOLID

//---- B>;I8=0 ;8=88 8=48:0B>@0 3 @02=0 2

#property indicator_width3  2

//---- >B>1@065=85 1KGL59 <5B:8 8=48:0B>@0

#property indicator_label3  "Buy Omni_Trend signal"

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 4 2 2845 7=0G:0

#property indicator_type4   DRAW_ARROW

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

#property indicator_color4  clrGold

//---- ;8=8O 8=48:0B>@0 2 - =5?@5@K2=0O :@820O

#property indicator_style4  STYLE_SOLID

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

#property indicator_width4  2

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

#property indicator_label4  "Sell Omni_Trend signal"

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

//|  >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

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

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

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

input uint    MA_Length=13;

input  ENUM_MA_METHOD   MA_Type=MODE_EMA;

input ENUM_APPLIED_PRICE   MA_Price=PRICE_CLOSE;

input int     ATR_Length=11;//ATR's Period

input double  Kv=1.3; //Volatility's Factor or Multiplier

input double  MoneyRisk=0.15; //Offset Factor 

input int     Shift=0;      // !4283 8=48:0B>@0 ?> 3>@87>=B0;8 2 10@0E 

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

//---- >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 TrendUp[],TrendDown[];

double SignUp[],SignDown[];

//---- >1JO2;5=85 F5;>G8A;5==KE ?5@5<5==KE =0G0;0 >BAG5B0 40==KE

int min_rates_total;

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

int MA_Handle,ATR_Handle;

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

//| Custom indicator initialization function                         |

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

int OnInit()

  {

//---- 8=8F80;870F8O ?5@5<5==KE =0G0;0 >BAG5B0 40==KE

   min_rates_total=int(MathMax(ATR_Length,MA_Length));



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

   MA_Handle=iMA(NULL,0,MA_Length,0,MA_Type,MA_Price);

   if(MA_Handle==INVALID_HANDLE)

     {

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

      return(INIT_FAILED);

     }

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

   ATR_Handle=iATR(NULL,0,ATR_Length);

   if(ATR_Handle==INVALID_HANDLE)

     {

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

      return(INIT_FAILED);

     }



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

   string shortname;

   StringConcatenate(shortname,"Omni_Trend(",string(MA_Length),")");

//---- 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);



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

   SetIndexBuffer(0,TrendUp,INDICATOR_DATA);

//---- >ACI5AB2;5=85 A42830 8=48:0B>@0 ?> 3>@87>=B0;8 =0 Shift

   PlotIndexSetInteger(0,PLOT_SHIFT,Shift);

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

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,min_rates_total);

//---- 70?@5B =0 >B@8A>2:C 8=48:0B>@>< ?CABKE 7=0G5=89

   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,NULL);

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

   ArraySetAsSeries(TrendUp,true);



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

   SetIndexBuffer(1,TrendDown,INDICATOR_DATA);

//---- >ACI5AB2;5=85 A42830 8=48:0B>@0 ?> 3>@87>=B0;8 =0 Shift

   PlotIndexSetInteger(1,PLOT_SHIFT,Shift);

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

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);

//---- 70?@5B =0 >B@8A>2:C 8=48:0B>@>< ?CABKE 7=0G5=89

   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,NULL);

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

   ArraySetAsSeries(TrendDown,true);



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

   SetIndexBuffer(2,SignUp,INDICATOR_DATA);

//---- >ACI5AB2;5=85 A42830 8=48:0B>@0 1 ?> 3>@87>=B0;8 =0 Shift

   PlotIndexSetInteger(2,PLOT_SHIFT,Shift);

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

   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,min_rates_total);

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

   ArraySetAsSeries(SignUp,true);

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

   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,NULL);

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

   PlotIndexSetInteger(2,PLOT_ARROW,108);



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

   SetIndexBuffer(3,SignDown,INDICATOR_DATA);

//---- >ACI5AB2;5=85 A42830 8=48:0B>@0 2 ?> 3>@87>=B0;8 =0 Shift

   PlotIndexSetInteger(3,PLOT_SHIFT,Shift);

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

   PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total);

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

   ArraySetAsSeries(SignDown,true);

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

   PlotIndexSetDouble(3,PLOT_EMPTY_VALUE,NULL);

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

   PlotIndexSetInteger(3,PLOT_ARROW,108);

//---- 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 @0AG5B0 8=48:0B>@0

                const double& low[],      // F5=>2>9 <0AA82 <8=8<C<>2 F5=K 4;O @0AG5B0 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 @0AG5B0

    if(BarsCalculated(MA_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 

   double MA[],ATR[],smin,smax;

   static double smin_prev,smax_prev;

   int limit,to_copy,bar,trend;

   static int trend_prev;



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

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(close,true);

   ArraySetAsSeries(MA,true);

   ArraySetAsSeries(ATR,true);



//---- @0AG5B AB0@B>2>3> =><5@0 first 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-1;               // AB0@B>2K9 =><5@ 4;O @0AG5B0 2A5E 10@>2

      trend_prev=0;

      smin_prev=smax_prev=close[limit];

     }

   else

     {

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

     }

   to_copy=limit+1;

   

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

   if(CopyBuffer(MA_Handle,0,0,to_copy,MA)<=0) return(RESET);

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



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

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

     {

      TrendUp[bar]=NULL;

      TrendDown[bar]=NULL;

      SignUp[bar]=NULL;

      SignDown[bar]=NULL;



     double bprice=MA[bar];

     double sprice=MA[bar];

      smax=bprice+Kv*ATR[bar];

      smin=sprice-Kv*ATR[bar];

      trend=trend_prev;

      if(high[bar]>smax_prev) trend=+1;

      if(low[bar]<smin_prev) trend=-1;

      

      

      if(trend>0)

        {

         if(smin<smin_prev) smin=smin_prev;

         TrendUp[bar]=smin-(MoneyRisk-1)*ATR[bar];

         if(TrendUp[bar]<TrendUp[bar+1] && TrendUp[bar+1]) TrendUp[bar]=TrendUp[bar+1];

        }



      if(trend<0)

        {

         if(smax>smax_prev) smax=smax_prev;

         TrendDown[bar]=smax+(MoneyRisk-1)*ATR[bar];

         if(TrendDown[bar]>TrendDown[bar+1] && TrendDown[bar+1]) TrendDown[bar]=TrendDown[bar+1];

        }



      if(trend_prev<=0 && trend>0) SignUp[bar]=TrendUp[bar];

      if(trend_prev>=0 && trend<0) SignDown[bar]=TrendDown[bar];



      if(bar)

        {

         trend_prev=trend;

         smin_prev=smin;

         smax_prev=smax;

        }

     }

//----     

   return(rates_total);

  }

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