//+------------------------------------------------------------------+
//|                                                       BBStoh.mq5 |
//|                                             Copyright 2024, AM2. |
//|                                      http://www.forexsystems.biz |
//+------------------------------------------------------------------+
#property copyright "Copyright 2024, AM2."
#property link      "http://www.forexsystems.biz"
#property version   "1.00"
#property indicator_separate_window

#property indicator_buffers 3
#property indicator_plots 3

//---- indicator parameters
input int K=5;
input int D=3;
input int S=3;

input int BB=7;
input double Dev=2.0;

int h1=0,h2=0;
double b1[],b2[],b3[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
  {
//--- indicator buffers mapping
   h1=iStochastic(NULL,0,K,D,S,0,0);
   h2=iBands(NULL,0,BB,0,Dev,0);

   ArraySetAsSeries(b1,true);
   ArraySetAsSeries(b2,true);
   ArraySetAsSeries(b3,true);

   SetIndexBuffer(0,b1,INDICATOR_DATA);
   SetIndexBuffer(1,b2,INDICATOR_DATA);
   SetIndexBuffer(2,b3,INDICATOR_DATA);

   PlotIndexSetInteger(0,PLOT_DRAW_TYPE,DRAW_LINE);
   PlotIndexSetInteger(0,PLOT_LINE_STYLE,2);
   PlotIndexSetInteger(0,PLOT_LINE_COLOR,clrRed);
   PlotIndexSetInteger(0,PLOT_LINE_WIDTH,1);
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,0);


   PlotIndexSetInteger(1,PLOT_DRAW_TYPE,DRAW_LINE);
   PlotIndexSetInteger(1,PLOT_LINE_STYLE,STYLE_SOLID);
   PlotIndexSetInteger(1,PLOT_LINE_COLOR,clrBlue);
   PlotIndexSetInteger(1,PLOT_LINE_WIDTH,2);
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,0);

   PlotIndexSetInteger(2,PLOT_DRAW_TYPE,DRAW_LINE);
   PlotIndexSetInteger(2,PLOT_LINE_STYLE,STYLE_SOLID);
   PlotIndexSetInteger(2,PLOT_LINE_COLOR,clrBlue);
   PlotIndexSetInteger(2,PLOT_LINE_WIDTH,2);
   PlotIndexSetInteger(2,PLOT_DRAW_BEGIN,0);

//---
   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[])
  {
//---

   CopyBuffer(h1,0,0,rates_total,b1);
   CopyBuffer(h2,1,0,rates_total,b2);
   CopyBuffer(h2,2,0,rates_total,b3);

//--- return value of prev_calculated for next call
   return(rates_total);
  }
//+------------------------------------------------------------------+