Atr_3v1_4

//+------------------------------------------------------------------+
//|                                                      Atr_3v1.mq4 |
//|                          Copyright © 2006, HexSys Software Corp. |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2006, HexSys Software Corp."
#property link      ""

#property indicator_separate_window
#property indicator_minimum -110
#property indicator_maximum 110
#property indicator_buffers 5
#property indicator_color1 Yellow
#property indicator_color2 Red
#property indicator_color3 Blue
#property indicator_color4 Yellow
#property indicator_color5 Red
//---- input parameters
extern int       AtrMAX=480;
extern int       Percent=50;
extern int       mBars=480;
//---- buffers
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
double ExtMapBuffer5[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_HISTOGRAM,EMPTY, 2);
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexEmptyValue(0,0.0);
   
   SetIndexStyle(1,DRAW_HISTOGRAM,EMPTY, 2);
   //SetIndexArrow(1,241);
   SetIndexBuffer(1,ExtMapBuffer2);
   SetIndexEmptyValue(1,0.0);
   
   SetIndexStyle(2,DRAW_HISTOGRAM,EMPTY, 2);
   //SetIndexArrow(2,242);
   SetIndexBuffer(2,ExtMapBuffer3);
   SetIndexEmptyValue(2,0.0);
   
   SetIndexStyle(3,DRAW_LINE);
   SetIndexBuffer(3,ExtMapBuffer4);
   
   SetIndexStyle(4,DRAW_LINE);
   SetIndexBuffer(4,ExtMapBuffer5);
   //*
   IndicatorDigits(2);
   SetLevelStyle(STYLE_DOT,1,Yellow);
   SetLevelValue(0,Percent);
   SetLevelValue(1,-Percent);


//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int    counted_bars=IndicatorCounted();
//----
   //for(int i=0;i<counted_bars;i++)
   double s=0; int j=0;
   
   double Ext1=0,Ext4=0;
   
   for(j=1;j<=AtrMAX;j++) s=s+Volume[j];
   s=s/(AtrMAX);
   //for zero bar
      Ext1=(iATR(NULL,0,1,0)*100) / iATR(NULL,0,AtrMAX,0);
      Ext4=(Volume[0]*100) / s;
      
      ExtMapBuffer1[0]=Ext4-Ext1;
      
      //if (Ext4-Ext1>=0) {ExtMapBuffer2[0]=Ext4-Ext1; ExtMapBuffer3[0]=0;}
      //if (Ext4-Ext1<0) {ExtMapBuffer3[0]=Ext4-Ext1; ExtMapBuffer2[0]=0;}
      
   //for All bars...
   for(int i=1;i<mBars;i++)
   {
      Ext1=(iATR(NULL,0,1,i)*100) / iATR(NULL,0,AtrMAX,i);
      Ext4=(Volume[i]*100) / s;
      
      if (Ext4-Ext1>=0) {ExtMapBuffer2[i]=Ext4-Ext1; ExtMapBuffer3[i]=0;}
      if (Ext4-Ext1<0) {ExtMapBuffer3[i]=Ext4-Ext1; ExtMapBuffer2[i]=0;}
   }
//----
   return(0);
  }
//+------------------------------------------------------------------+