Rj_SlidingRangeRj_Digit_System

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

//|                               Rj_SlidingRangeRj_Digit_System.mq5 |

//|                            Copyright © 2011,RJ Rjabkov Alexander |

//|                                                     rj-a@mail.ru |

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

#property copyright "Copyright © 2011,RJ Rjabkov Alexander"

#property link      "rj-a@mail.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 

//---- :>;8G5AB2> 8=48:0B>@=KE 1CD5@>2 9

#property indicator_buffers 9 

//---- 8A?>;L7>20=> 4 3@0D8G5A:8E ?>AB@>5=8O

#property indicator_plots   4

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

//| 0@0<5B@K >B@8A>2:8 >1;0:0                 |

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

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

#property indicator_type1   DRAW_FILLING

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

#property indicator_color1 clrLavender

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

#property indicator_label1  "Rj_SlidingRangeRj_Digit Channel"

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

//| 0@0<5B@K >B@8A>2:8 C@>2=59                |

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

//---- >B@8A>2:0 C@>2=59 2 2845 ;8=89

#property indicator_type2   DRAW_LINE

#property indicator_type3   DRAW_LINE

//---- 22K1>@ F25B>2 C@>2=59

#property indicator_color2  clrLimeGreen

#property indicator_color3  clrRed

//---- C@>2=8 - HB@8E?C=:B8@=K5 :@82K5

#property indicator_style2 STYLE_SOLID

#property indicator_style3 STYLE_SOLID

//---- B>;I8=0 C@>2=59 @02=0 3

#property indicator_width2  3

#property indicator_width3  3

//---- >B>1@065=85 <5B>: C@>2=59

#property indicator_label2  "Rj_SlidingRangeRj_Digit Up Line"

#property indicator_label3  "Rj_SlidingRangeRj_Digit Down Line"

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

//| 0@0<5B@K >B@8A>2:8 A25G59                 |

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

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

#property indicator_type4   DRAW_COLOR_CANDLES

#property indicator_color4   clrDeepPink,clrPurple,clrTeal,clrDarkTurquoise

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

#property indicator_label4  "Rj_SlidingRangeRj_Digit_Open;Rj_SlidingRangeRj_Digit_High;Rj_SlidingRangeRj_Digit_Low;Rj_SlidingRangeRj_Digit_Close"

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

//|  %+  " + "               |

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

input uint UpCalcPeriodRange=5; //5@8>4 ?>8A:0 4;O E0O

input uint UpCalcPeriodShift=0; //5@8>4 A42830 4;O E0O  

input uint UpDigit=2;           //:>;8G5AB2> @07@O4>2 >:@C3;5=8O 4;O E0O

//----                       

input uint DnCalcPeriodRange=5; //5@8>4 ?>8A:0 4;O ;>C

input uint DnCalcPeriodShift=0; //5@8>4 A42830 4;O ;>C      

input uint DnDigit=2;           //:>;8G5AB2> @07@O4>2 >:@C3;5=8O 4;O ;>C

//----

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 ExtOpenBuffer[],ExtHighBuffer[],ExtLowBuffer[],ExtCloseBuffer[],ExtColorBuffer[];

double UpIndBuffer[],DnIndBuffer[],UpLineBuffer[],DnLineBuffer[];

double UpPointPow10,DnPointPow10;

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

int min_rates_total;

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

//| Rj_SlidingRange Channel indicator initialization function        | 

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

void OnInit()

  {

//---- =8F80;870F8O :>=AB0=B

   min_rates_total=int(MathMax(UpCalcPeriodRange+UpCalcPeriodShift,DnCalcPeriodRange+DnCalcPeriodShift))+1;

   UpPointPow10=_Point*MathPow(10,UpDigit);

   DnPointPow10=_Point*MathPow(10,DnDigit);



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

   SetIndexBuffer(0,UpIndBuffer,INDICATOR_DATA);

   SetIndexBuffer(1,DnIndBuffer,INDICATOR_DATA);

//---- >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,NULL);

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

   SetIndexBuffer(2,UpLineBuffer,INDICATOR_DATA);

   SetIndexBuffer(3,DnLineBuffer,INDICATOR_DATA);

//---- CAB0=>2:0 ?>78F88, A :>B>@>9 =0G8=05BAO ;8=89 :0=0;0

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,min_rates_total);

   PlotIndexSetInteger(2,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);

   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,NULL);

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

   PlotIndexSetInteger(1,PLOT_SHIFT,Shift);

   PlotIndexSetInteger(2,PLOT_SHIFT,Shift);

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

   SetIndexBuffer(4,ExtOpenBuffer,INDICATOR_DATA);

   SetIndexBuffer(5,ExtHighBuffer,INDICATOR_DATA);

   SetIndexBuffer(6,ExtLowBuffer,INDICATOR_DATA);

   SetIndexBuffer(7,ExtCloseBuffer,INDICATOR_DATA);

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

   SetIndexBuffer(8,ExtColorBuffer,INDICATOR_COLOR_INDEX);

//---- CAB0=>2:0 ?>78F88, A :>B>@>9 =0G8=05BAO ;8=89 :0=0;0

   PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,min_rates_total);

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

   PlotIndexSetDouble(3,PLOT_EMPTY_VALUE,NULL);

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

   PlotIndexSetInteger(3,PLOT_SHIFT,Shift);

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

   //PlotIndexSetInteger(3,PLOT_SHIFT,Shift);

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

   ArraySetAsSeries(ExtOpenBuffer,true);

   ArraySetAsSeries(ExtHighBuffer,true);

   ArraySetAsSeries(ExtLowBuffer,true);

   ArraySetAsSeries(ExtCloseBuffer,true);

   ArraySetAsSeries(ExtColorBuffer,true);

   ArraySetAsSeries(UpIndBuffer,true);

   ArraySetAsSeries(DnIndBuffer,true);

   ArraySetAsSeries(UpLineBuffer,true);

   ArraySetAsSeries(DnLineBuffer,true);



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

   string shortname;

   StringConcatenate(shortname,"Rj_SlidingRangeRj_Digit_System(",UpCalcPeriodRange,",",UpCalcPeriodShift,",",DnCalcPeriodRange,",",DnCalcPeriodShift,")");

//--- 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

  }

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

//| Rj_SlidingRange Channel 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[],

                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 F5;KE ?5@5<5==KE

   int limit,bar,iii,end;

   double b;



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

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



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

   ArraySetAsSeries(open,true);

   ArraySetAsSeries(high,true);

   ArraySetAsSeries(low,true);

   ArraySetAsSeries(close,true);



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

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

     {

      iii=bar+int(UpCalcPeriodRange+UpCalcPeriodShift)-1;

      b=0.0;

      end=bar+int(UpCalcPeriodShift);

      while(iii>=end)

        {

         b+=high[ArrayMaximum(high,iii,UpCalcPeriodRange)];

         iii--;

        }

      b/=UpCalcPeriodRange;

      UpLineBuffer[bar]=UpIndBuffer[bar]=UpPointPow10*MathRound(b/UpPointPow10);

        

      iii=bar+int(DnCalcPeriodRange+DnCalcPeriodShift)-1;

      b=0.0;

      end=bar+int(DnCalcPeriodShift);

      while(iii>=end)

        {

         b+=low[ArrayMinimum(low,iii,DnCalcPeriodRange)];

         iii--;

        }

      b/=DnCalcPeriodRange;       

      DnLineBuffer[bar]=DnIndBuffer[bar]=DnPointPow10*MathRound(b/DnPointPow10);

      //----

      ExtOpenBuffer[bar]=ExtCloseBuffer[bar]=ExtHighBuffer[bar]=ExtLowBuffer[bar]=NULL;

      ExtColorBuffer[bar]=4;

      //----

      if(close[bar]>UpLineBuffer[bar])

        {

         ExtOpenBuffer[bar]=open[bar];

         ExtCloseBuffer[bar]=close[bar];

         ExtHighBuffer[bar]=high[bar];

         ExtLowBuffer[bar]=low[bar];

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

         else ExtColorBuffer[bar]=2;

        }

      //----

      if(close[bar]<DnLineBuffer[bar])

        {

         ExtOpenBuffer[bar]=open[bar];

         ExtCloseBuffer[bar]=close[bar];

         ExtHighBuffer[bar]=high[bar];

         ExtLowBuffer[bar]=low[bar];

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

         else ExtColorBuffer[bar]=1;

        }

     }

//----    

   return(rates_total);

  }

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