Rainbow_v1

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

//|                                                      Rainbow.mq5 |

//|                                  Copyright 2023, MetaQuotes Ltd. |

//|                                             https://www.mql5.com |

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

#property copyright "Müller Péter"

#property link      "https://www.mql5.com/en/users/mullerp04/seller"

#property version   "1.00"

#property indicator_chart_window

#property indicator_buffers 6

#property indicator_plots 6

#property indicator_type1 DRAW_LINE

#property indicator_type2 DRAW_LINE

#property indicator_type3 DRAW_LINE

#property indicator_type4 DRAW_LINE

#property indicator_type5 DRAW_LINE

#property indicator_type6 DRAW_LINE

#property indicator_color1 clrRed

#property indicator_color2 clrOrange

#property indicator_color3 clrYellow

#property indicator_color4 clrYellowGreen

#property indicator_color5 clrAliceBlue

#property indicator_color6 clrBlue



int High;

int Low;

int Atr;

   

input double AtrMultiplier = 1;

input int period = 20;



double FirstBuffer[];

double SecondBuffer[];

double ThirdBuffer[];

double FourthBuffer[];

double FifthBuffer[];

double SixthBuffer[];





int OnInit()

  {

   SetIndexBuffer(0,FirstBuffer);

   SetIndexBuffer(1,SecondBuffer);

   SetIndexBuffer(2,ThirdBuffer);

   SetIndexBuffer(3,FourthBuffer);

   SetIndexBuffer(4,FifthBuffer);

   SetIndexBuffer(5,SixthBuffer);

   string short_name="Period( "+IntegerToString(period)+" )" + _Symbol;

   IndicatorSetString(INDICATOR_SHORTNAME,short_name);

   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,100);

   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,100);

   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,100);

   PlotIndexSetInteger(3,PLOT_DRAW_BEGIN,100);

   PlotIndexSetInteger(4,PLOT_DRAW_BEGIN,100);

   PlotIndexSetInteger(5,PLOT_DRAW_BEGIN,100);

   High = iMA(_Symbol,PERIOD_CURRENT,period,0,MODE_SMA,PRICE_HIGH);

   Low = iMA(_Symbol,PERIOD_CURRENT,period,0,MODE_SMA,PRICE_LOW);

   Atr = iATR(_Symbol,PERIOD_CURRENT,period);

   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[])

  {

   if(rates_total < period) 

      return 0;



   ArraySetAsSeries(FirstBuffer,false);

   ArraySetAsSeries(SecondBuffer,false);

   ArraySetAsSeries(ThirdBuffer,false);

   ArraySetAsSeries(FourthBuffer,false);

   ArraySetAsSeries(FifthBuffer,false);

   ArraySetAsSeries(SixthBuffer,false);

   for(int i = prev_calculated; i < rates_total;i++)

   {

      double HighMa[1],LowMa[1],currAtr[1];

      CopyBuffer(High,0,rates_total-i,1,HighMa);

      CopyBuffer(Low,0,rates_total-i,1,LowMa);

      CopyBuffer(Atr,0,rates_total-i,1,currAtr);

      FirstBuffer[i] = HighMa[0] + 2*AtrMultiplier*currAtr[0];

      SecondBuffer[i] = HighMa[0] + AtrMultiplier*currAtr[0];

      ThirdBuffer[i] = HighMa[0];

      FourthBuffer[i] = LowMa[0];

      FifthBuffer[i] = LowMa[0]-AtrMultiplier*currAtr[0];

      SixthBuffer[i] = LowMa[0]-2*AtrMultiplier*currAtr[0];

   }

   return(rates_total);

  }

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