//+------------------------------------------------------------------+
//|                                                       Sun-V2.mq5 |
//|                             Thorsten Fischer Copyright 2019-2020 |
//|                                         https://mql5.tfsystem.de |
//+------------------------------------------------------------------+
#property copyright "Thorsten Fischer Copyright 2019-2020"
#property link      "https://mql5.tfsystem.de"
#property version   "1.00"
#property strict
#property indicator_chart_window
#property indicator_buffers   3
#property indicator_plots     2
//--- Eingabe Variablen
input color    i_ColorLong=clrBlue;                                     // Farbe Long
input color    i_ColorShort=clrRed;                                     // Farbe Short
input int      i_DrawBegin=0;                                           // Zeichnen Anfang
input string   i_ArrowName="Kreis";                                    // Namen der Periode 0
input int      i_PeriodenZahl=12;                                      // Perioden Zahl 0
input ushort   i_ArrowCode=159;                                        // Zeichen Arrow Code 0
input int      i_ArrowWidth=5;                                         // Zeichen Arrow Width 0
input int      i_ArrowShift=6;                                         // Zeichen Arrow Shift 0
//--- Periode 0
int            i_Arrow_Periode=i_PeriodenZahl;
//--- Buffer
double         i_Arrow_Buffer_High[];
double         i_Arrow_Buffer_Low[];
double         i_Arrow_Buffer_Flag[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
{
//--- indicator buffers mapping
   SetIndexBuffer(0,i_Arrow_Buffer_High,INDICATOR_DATA);
   SetIndexBuffer(1,i_Arrow_Buffer_Low,INDICATOR_DATA);
   SetIndexBuffer(2,i_Arrow_Buffer_Flag,INDICATOR_DATA);
   ArraySetAsSeries(i_Arrow_Buffer_High,true);
   ArraySetAsSeries(i_Arrow_Buffer_Low,true);
   ArraySetAsSeries(i_Arrow_Buffer_Flag,true);
//---
   PlotIndexSetInteger(0,PLOT_DRAW_TYPE,DRAW_ARROW);
   PlotIndexSetInteger(0,PLOT_ARROW,i_ArrowCode);
   PlotIndexSetInteger(0,PLOT_ARROW_SHIFT,i_ArrowShift*-1);
//PlotIndexSetInteger(0,PLOT_SHIFT,0);
   PlotIndexSetInteger(0,PLOT_DRAW_BEGIN,i_DrawBegin);
//PlotIndexSetInteger(0,PLOT_COLOR_INDEXES,2);
//PlotIndexSetInteger(0,PLOT_LINE_COLOR,0,i_ColorLong);
   PlotIndexSetInteger(0,PLOT_LINE_COLOR,i_ColorShort);
   PlotIndexSetInteger(0,PLOT_LINE_WIDTH,i_ArrowWidth);
   PlotIndexSetDouble(0,PLOT_EMPTY_VALUE,0.0);
   PlotIndexSetString(0,PLOT_LABEL,i_ArrowName+" High");
//---
   PlotIndexSetInteger(1,PLOT_DRAW_TYPE,DRAW_ARROW);
   PlotIndexSetInteger(1,PLOT_ARROW,i_ArrowCode);
   PlotIndexSetInteger(1,PLOT_ARROW_SHIFT,i_ArrowShift);
//PlotIndexSetInteger(1,PLOT_SHIFT,0);
   PlotIndexSetInteger(1,PLOT_DRAW_BEGIN,i_DrawBegin);
//PlotIndexSetInteger(1,PLOT_COLOR_INDEXES,3);
   PlotIndexSetInteger(1,PLOT_LINE_COLOR,i_ColorLong);
//PlotIndexSetInteger(1,PLOT_LINE_COLOR,1,i_ColorShort);
   PlotIndexSetInteger(1,PLOT_LINE_WIDTH,i_ArrowWidth);
   PlotIndexSetDouble(1,PLOT_EMPTY_VALUE,0.0);
   PlotIndexSetString(1,PLOT_LABEL,i_ArrowName+" Low");
//---
   PlotIndexSetDouble(2,PLOT_EMPTY_VALUE,0.0);
   PlotIndexSetString(2,PLOT_LABEL,"Flag Periode");
//---
   IndicatorSetString(INDICATOR_SHORTNAME,"TF Sun");
   IndicatorSetInteger(INDICATOR_DIGITS,_Digits);
//---
   return(INIT_SUCCEEDED);
}
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
void OnDeinit(const int reason)
{
//---
}
//+------------------------------------------------------------------+
//| 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[])
{
//--- Variablen
   int   suche=rates_total-prev_calculated;
   ArraySetAsSeries(open,true);
   ArraySetAsSeries(high,true);
   ArraySetAsSeries(low,true);
   ArraySetAsSeries(close,true);
//--- Testeinstellungen
   i_Arrow_Periode=2;
//---
   if(rates_total-prev_calculated==1)
      {
         suche=1;
      }
//---
   if(prev_calculated==0)
      {
         suche--;
         //Print("Anfang = "+(string)suche);
         //Print(__FUNCTION__+" / rates_total = "+(string)rates_total+" / prev_calculated = "+(string)prev_calculated+" / high = "+(string)high[suche]+" / low = "+(string)low[suche]+" / close = "+(string)close[suche]);
      }
//---
   for(suche; suche>=0 && !IsStopped(); suche--)
      {
         //---
         if(i_Arrow_Periode<1)return(false);
//--- Variablen
         //int   rates_total=ArraySize(i_Arrow_Buffer_High);
         int   f_position_ihighest=0;
         int   f_position_ilowest=0;
         int   f_position_high=0;
         int   f_position_low=0;
//--- Vorhergehende Kontrolle
         if(rates_total-suche>1)
            {
               if(i_Arrow_Buffer_Flag[suche+1]<-2)
                  {
                     f_position_high=Periode_Punkt_Suchen(i_Arrow_Buffer_Flag,-1,suche+1);
                     f_position_low=Periode_Punkt_Suchen(i_Arrow_Buffer_Flag,-2,suche+1);
                     //Print("Beide Signale gleichzeitig high = "+(string)f_position_high+" / low = "+(string)f_position_low);
                     if(f_position_high<f_position_low)
                        {
                           //Print("High und Low gleich if V1 nächste Kerze");
                           i_Arrow_Buffer_High[suche+1]=0;
                           i_Arrow_Buffer_Flag[suche+1]+=1;
                        }
                     else
                        {
                           //Print("High und Low gleich if V2 nächste Kerze");
                           i_Arrow_Buffer_Low[suche+1]=0;
                           i_Arrow_Buffer_Flag[suche+1]+=2;
                        }
                  }
            }
//---
         f_position_high=Periode_Punkt_Suchen(i_Arrow_Buffer_Flag,-1,suche);
         f_position_low=Periode_Punkt_Suchen(i_Arrow_Buffer_Flag,-2,suche);
         f_position_ihighest=iHighest(NULL,0,MODE_HIGH,i_Arrow_Periode,suche);
         f_position_ilowest=iLowest(NULL,0,MODE_LOW,i_Arrow_Periode,suche);
//---
         //Print("nach Pos./ rates_total = "+(string)rates_total+" / suche = "+(string)suche+" / i_Arrow_Buffer_High = "+(string)i_Arrow_Buffer_High[suche]+" / i_Arrow_Buffer_Low = "+(string)i_Arrow_Buffer_Low[suche]+" / f_close = "+(string)f_close[suche]);
         //Print("         / f_position_ihighest = "+(string)f_position_ihighest+" / f_position_ilowest = "+(string)f_position_ilowest);//+" / f_position_high_delete = "+(string)f_position_high_delete+" / f_position_low_delete = "+(string)f_position_low_delete);
         //Print("         / f_position_high = "+(string)f_position_high+" / f_position_low = "+(string)f_position_low);//+" / f_position_high2 = "+(string)f_position_high2+" / f_position_low2 = "+(string)f_position_low2);
         //}
//--- V1
         if(suche==f_position_ilowest && suche==f_position_ihighest)
            {
               //Print("High und Low gleich vor if aktuelle Kerze");
               if(i_Arrow_Buffer_High[f_position_high]>i_Arrow_Buffer_High[suche])
                  {
                     //Print("High und Low gleich if V1 aktuelle Kerze");
                     f_position_ihighest=0;
                  }
               if(i_Arrow_Buffer_Low[f_position_low]<i_Arrow_Buffer_Low[suche])
                  {
                     //Print("High und Low gleich if V2 aktuelle Kerze");
                     f_position_ilowest=0;
                  }
            }
         //Print("nach V1  / rates_total = "+(string)rates_total+" / suche = "+(string)suche+" / i_Arrow_Buffer_High = "+(string)i_Arrow_Buffer_High[suche]+" / i_Arrow_Buffer_Low = "+(string)i_Arrow_Buffer_Low[suche]+" / f_close = "+(string)f_close[suche]);
         //Print("         / f_position_ihighest = "+(string)f_position_ihighest+" / f_position_ilowest = "+(string)f_position_ilowest);//+" / f_position_high_delete = "+(string)f_position_high_delete+" / f_position_low_delete = "+(string)f_position_low_delete);
         //Print("         / f_position_high = "+(string)f_position_high+" / f_position_low = "+(string)f_position_low);//+" / f_position_high2 = "+(string)f_position_high2+" / f_position_low2 = "+(string)f_position_low2);
//---
         if(suche==f_position_ihighest)
            {
               //Print("Sonderfall high vor");
               if(i_Arrow_Buffer_High[f_position_high]<=i_Arrow_Buffer_High[suche])
                  {
                     //Print("Sonderfall high 1");
                     if(f_position_high<f_position_low)
                        {
                           //Print("Sonderfall high 1.1");
                           i_Arrow_Buffer_High[f_position_high]=0;
                           i_Arrow_Buffer_Flag[f_position_high]=f_position_high;
                        }
                     i_Arrow_Buffer_High[suche]=i_Arrow_Buffer_High[suche];
                     i_Arrow_Buffer_Flag[suche]-=1;
                  }
               else if(f_position_high>f_position_low)
                  {
                     //Print("Sonderfall high 2");
                     i_Arrow_Buffer_High[suche]=i_Arrow_Buffer_High[suche];
                     i_Arrow_Buffer_Flag[suche]-=1;
                  }
            }
//---
         if(suche==f_position_ilowest)// && i_Arrow_Buffer_Low[f_position_low]>i_Arrow_Buffer_Low[suche])
            {
               //Print("Sonderfall low vor");
               //if(!(f_position_low-suche>=i_Arrow_Periode) && !(i_Arrow_Buffer_Low[suche]>i_Arrow_Buffer_Low[f_position_low]))
               if(i_Arrow_Buffer_Low[f_position_low]>=i_Arrow_Buffer_Low[suche])
                  {
                     //Print("Sonderfall low 1");
                     if(f_position_low<f_position_high)
                        {
                           //Print("Sonderfall low 1.1");
                           i_Arrow_Buffer_Low[f_position_low]=0;
                           i_Arrow_Buffer_Flag[f_position_low]=f_position_low;
                        }
                     i_Arrow_Buffer_Low[suche]=i_Arrow_Buffer_Low[suche];
                     i_Arrow_Buffer_Flag[suche]-=2;
                  }
               else if(f_position_high<f_position_low)
                  {
                     //Print("Sonderfall low 2");
                     i_Arrow_Buffer_Low[suche]=i_Arrow_Buffer_Low[suche];
                     i_Arrow_Buffer_Flag[suche]-=2;
                  }
            }
//---
         if(i_Arrow_Buffer_Flag[suche]>=0)
            {
               i_Arrow_Buffer_Flag[suche]=suche;
            }
      }
   //ChartRedraw();
//--- return value of prev_calculated for next call
   return(rates_total);
}
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
int   Periode_Punkt_Suchen(const double &f_array[],const int f_suche=0,const int f_position=0)
{
//---
   int   rates_total=ArraySize(f_array);
   int   i=f_position;
//---
   for(i; i<rates_total; i++)
      {
         if(f_array[i]==f_suche) break;
      }
//---
   return((i==rates_total)?i-1:i);
}
//+------------------------------------------------------------------+