ColorSTD_Histogram

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

//|                                              ColorSTD_Histogram.mq5 | 

//|                                           Copyright © 2010, BECEMAL | 

//|                                              http://www.becemal.ru/ | 

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

//| ;O @01>BK  8=48:0B>@0  A;54C5B  ?>;>68BL D09; SmoothAlgorithms.mqh |

//| 2 ?0?:C (48@5:B>@8N): :0B0;>3_40==KE_B5@<8=0;0\\MQL5\Include        |

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

#property copyright "Copyright © 2010, BECEMAL"

#property link "http://www.becemal.ru/"

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

#property version   "1.00"

//---- >B@8A>2:0 8=48:0B>@0 2 >B45;L=>< >:=5

#property indicator_separate_window

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

#property indicator_buffers 2 

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

#property indicator_plots   1

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

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

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

//---- >B@8A>2:0 8=48:0B>@0 2 2845 <=>3>F25B=>9 38AB>3@0<<K

#property indicator_type1   DRAW_COLOR_HISTOGRAM

//---- 2 :0G5AB25 F25B>2 B@5EF25B=>9 ;8=88 8A?>;L7>20=K

#property indicator_color1  clrBlue,clrMediumTurquoise,clrGray,clrViolet,clrRed

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

#property indicator_style1  STYLE_SOLID

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

#property indicator_width1  3

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

#property indicator_label1  "Simple Trend Detector"

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

//|  ?8A0=85 :;0AA0 CXMA                        |

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

#include <SmoothAlgorithms.mqh> 

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



//---- >1JO2;5=85 ?5@5<5==KE :;0AA0 CXMA 87 D09;0 SmoothAlgorithms.mqh

CXMA XMA1;

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

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

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

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

  {

   PRICE_CLOSE_ = 1,     //Close

   PRICE_OPEN_,          //Open

   PRICE_HIGH_,          //High

   PRICE_LOW_,           //Low

   PRICE_MEDIAN_,        //Median Price (HL/2)

   PRICE_TYPICAL_,       //Typical Price (HLC/3)

   PRICE_WEIGHTED_,      //Weighted Close (HLCC/4)

   PRICE_SIMPL_,         //Simpl Price (OC/2)

   PRICE_QUARTER_,       //Quarted Price (HLOC/4) 

   PRICE_TRENDFOLLOW0_,  //TrendFollow_1 Price 

   PRICE_TRENDFOLLOW1_,  //TrendFollow_2 Price

   PRICE_DEMARK_         //Demark Price

  };

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

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

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

/*enum SmoothMethod - ?5@5G8A;5=85 >1JO2;5=> 2 D09;5 SmoothAlgorithms.mqh

  {

   MODE_SMA_,  //SMA

   MODE_EMA_,  //EMA

   MODE_SMMA_, //SMMA

   MODE_LWMA_, //LWMA

   MODE_JJMA,  //JJMA

   MODE_JurX,  //JurX

   MODE_ParMA, //ParMA

   MODE_T3,    //T3

   MODE_VIDYA, //VIDYA

   MODE_AMA,   //AMA

  }; */

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

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

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

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

  {

   ENUM_LEVELES = 1,     //?> C@>2=O< ?5@5:C?;5==>AB8/?5@5?@>40==>AB8

   ENUM_DIRECT           //?> =0?@02;5=8N 42865=8O 38AB>3@0<<K

  };

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

//| @0=8FK >:=0 8=48:0B>@0                      |

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

#property indicator_minimum -50

#property indicator_maximum +50

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

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

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

input uint STDPeriod=12;                    //?5@8>4 STD                   

input Smooth_Method XMA_Method=MODE_JJMA; //<5B>4 CA@54=5=8O

input uint XLength=5;                     //3;C18=0 A3;06820=8O                    

input int XPhase=15;                      //?0@0<5B@ A3;06820=8O,

//---- 4;O JJMA 87<5=ONI89AO 2 ?@545;0E -100 ... +100, 2;8O5B =0 :0G5AB2> ?5@5E>4=>3> ?@>F5AA0;

//---- ;O VIDIA MB> ?5@8>4 CMO, 4;O AMA MB> ?5@8>4 <54;5==>9 A:>;L7OI59

input Applied_price_ IPC=PRICE_TYPICAL_;  //F5=>20O :>=AB0=B0

input int Shift=0;                        //A4283 8=48:0B>@0 ?> 3>@87>=B0;8 2 10@0E

input ENUM_COLOR_MODE Mode=ENUM_LEVELES;  //<5B>4 F25B>2>9 8=48:0F88

input int HighLevel=+20;

input int MiddleLevel=0;

input int LowLevel=-20;

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

//---- >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 ExtIndBuffer[],ColorExtIndBuffer[];

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

int min_rates_1,min_rates_total;

//---- >1JO2;5=85 3;>10;L=KE ?5@5<5==KE

int Count[];

double Pos[],Neg[];

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

//|  5@5AG5B ?>78F88 A0<>3> =>2>3> M;5<5=B0 2 <0AA825               |

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

void Recount_ArrayZeroPos(int &CoArr[],// >72@0B ?> AAK;:5 =><5@0 B5:CI53> 7=0G5=8O F5=>2>3> @O40

                          int Size)

  {

//----

   int numb,Max1,Max2;

   static int count=1;



   Max2=Size;

   Max1=Max2-1;



   count--;

   if(count<0) count=Max1;



   for(int iii=0; iii<Max2; iii++)

     {

      numb=iii+count;

      if(numb>Max1) numb-=Max2;

      CoArr[iii]=numb;

     }

//----

  }

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

//| Custom indicator initialization function                         |

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

void OnInit()

  {

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

   min_rates_1=int(STDPeriod)+1;

   min_rates_total=GetStartBars(XMA_Method,XLength,XPhase);

//---- @0A?@545;5=85 ?0<OB8 ?>4 <0AA82K ?5@5<5==KE  

   ArrayResize(Count,STDPeriod);

   ArrayResize(Pos,STDPeriod);

   ArrayResize(Neg,STDPeriod);

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

   SetIndexBuffer(0,ExtIndBuffer,INDICATOR_DATA);

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

   SetIndexBuffer(1,ColorExtIndBuffer,INDICATOR_COLOR_INDEX);

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

   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);

//---- 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,EMPTY_VALUE);

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

   string shortname="ColorSTD_Histogram("+string(STDPeriod)+")";

//--- 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,0);

//---- :>;8G5AB2>  3>@87>=B0;L=KE C@>2=59 8=48:0B>@0 3   

   IndicatorSetInteger(INDICATOR_LEVELS,3);

//---- 7=0G5=8O 3>@87>=B0;L=KE C@>2=59 8=48:0B>@0   

   IndicatorSetDouble(INDICATOR_LEVELVALUE,0,HighLevel);

   IndicatorSetDouble(INDICATOR_LEVELVALUE,1,MiddleLevel);

   IndicatorSetDouble(INDICATOR_LEVELVALUE,2,LowLevel);

//---- 2 :0G5AB25 F25B>2 ;8=89 3>@87>=B0;L=KE C@>2=59 8A?>;L7>20=K A5@K9 8 @>7>2K9 F25B0  

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,0,clrTeal);

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,1,clrGray);

   IndicatorSetInteger(INDICATOR_LEVELCOLOR,2,clrBrown);

//---- 2 ;8=88 3>@87>=B0;L=>3> C@>2=O 8A?>;L7>20= :>@>B:89 HB@8E-?C=:B8@  

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,0,STYLE_DASHDOTDOT);

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,1,STYLE_DASHDOTDOT);

   IndicatorSetInteger(INDICATOR_LEVELSTYLE,2,STYLE_DASHDOTDOT);

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

  }

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

//| Relative Strength Index                                          |

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

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[],

                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 @0AGQB0

   if(rates_total<min_rates_total) return(0);



//---- 1JO2;5=85 ?5@5<5==KE A ?;020NI59 B>G:>9  

   double ExtSTD,ExtSTD_prev;

//---- 1JO2;5=85 F5;KE ?5@5<5==KE 8 ?>;CG5=85 C65 ?>AG8B0==KE 10@>2

   int first,bar;



//---- @0AGQB AB0@B>2>3> =><5@0 first 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

     {

      first=1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 2A5E 10@>2

      ArrayInitialize(Count,0);

      ArrayInitialize(Pos,0.0);

      ArrayInitialize(Neg,0.0);

     }

   else first=prev_calculated-1; // AB0@B>2K9 =><5@ 4;O @0AGQB0 =>2KE 10@>2

   

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

   for(bar=first; bar<rates_total && !IsStopped(); bar++)

     {

      double positive=NULL;

      double negative=NULL;

      double rel=close[bar]-open[bar];

      if(rel>0) positive=+rel;

      else      negative=-rel;

      Pos[Count[0]]=positive;

      Neg[Count[0]]=negative;

      

      for(int kkk=0; kkk<int(STDPeriod); kkk++) 

        {

         double Norm=int(STDPeriod)-kkk+1;

         positive+=Norm*Pos[Count[kkk]];

         negative+=Norm*Neg[Count[kkk]]; 

        }

        

      double Den=positive+negative;

      if(!Den) ExtSTD=100;

      else ExtSTD=100*positive/Den;

      ExtSTD-=50;

      

      if(bar<rates_total-1) Recount_ArrayZeroPos(Count,STDPeriod);

      //----    

      ExtIndBuffer[bar]=XMA1.XMASeries(min_rates_1,prev_calculated,rates_total,XMA_Method,XPhase,XLength,ExtSTD,bar,false);

     }

//---- A=>2=>9 F8:; @0A:@0A:8 A83=0;L=>9 ;8=88

   for(bar=first; bar<rates_total && !IsStopped(); bar++)

     {

      int clr=2;

      ExtSTD=ExtIndBuffer[bar];

      

      if(Mode==ENUM_DIRECT)

        {

         ExtSTD_prev=ExtIndBuffer[bar-1];

         if(ExtSTD>MiddleLevel)

           {

            if(ExtSTD_prev<ExtSTD) clr=0;

            if(ExtSTD_prev>ExtSTD) clr=3;

           }

         else if(ExtSTD<MiddleLevel)

           {

            if(ExtSTD_prev<ExtSTD) clr=1;

            if(ExtSTD_prev>ExtSTD) clr=4;

           }

        }

      else 

       {

         if(ExtSTD>HighLevel) clr=0;

         else if(ExtSTD>MiddleLevel) clr=1;

         else if(ExtSTD<LowLevel) clr=4;

         else if(ExtSTD<MiddleLevel) clr=3;

       }

      ColorExtIndBuffer[bar]=clr;

     }

//----     

   return(rates_total);

  }

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