MagicOscillator

//+------------------------------------------------------------------+
//|                                              MagicOscillator.mq4 |
//|                                                              zfs |
//|                                                                @ |
//+------------------------------------------------------------------+
#property copyright "zfs"
#property link      "@"

//---- indicator settings
#property  indicator_separate_window
#property  indicator_buffers 4
#property  indicator_color3  Red
#property  indicator_color4  Blue
#property  indicator_width3 5
#property  indicator_width4 5
//---- indicator buffers
double     AOBuffer[];
double     TempBuffer[];
double     OscBuyBuffer[];
double     OscSellBuffer[];

int init()
  {
   SetIndexStyle(0,DRAW_NONE);
   SetIndexStyle(1,DRAW_NONE);
   SetIndexStyle(2,DRAW_HISTOGRAM);
   SetIndexStyle(3,DRAW_HISTOGRAM);
   IndicatorDigits(Digits+1);
   SetIndexDrawBegin(0,34);
   SetIndexDrawBegin(1,34);
   SetIndexDrawBegin(2,34);
   SetIndexDrawBegin(3,34);

   SetIndexBuffer(0,AOBuffer);
   SetIndexBuffer(1,TempBuffer);
   SetIndexBuffer(2,OscBuyBuffer);
   SetIndexBuffer(3,OscSellBuffer);
   
   IndicatorShortName("MAGICOSCILLATOR");
   SetIndexLabel(2,NULL);
   SetIndexLabel(3,NULL);

   return(0);
  }
int start()
  {
   int    limit;
   int    counted_bars=IndicatorCounted();
   double prev,current;

   if(counted_bars>0) counted_bars--;
   limit=Bars-counted_bars;
     
   for(int i=0; i<limit; i++)
   {
    double high2=iHigh(NULL,0,i+2);
    double low2=iLow(NULL,0,i+2);
    double close2=iClose(NULL,0,i+2);
       
    double high1=iHigh(NULL,0,i+1);
    double low1=iLow(NULL,0,i+1);
    double close1=iClose(NULL,0,i+1);
    
    double ao1=iAO(NULL,0,i+1);
    double ao0=iAO(NULL,0,i);
    
    double close0=iClose(NULL,0,i);//òåêóùàÿ öåíà
    
    double deltab=0;double deltas=0;
    double deltab2=0;double deltas2=0;
    
    if (close1>(high1+low1)/2.0)deltab=close0-high1;     
    if (close1<(high1+low1)/2.0)deltas=low1-close0;
    
    if (close2>(high2+low2)/2.0)deltab2=close1-high2;     
    if (close2<(high2+low2)/2.0)deltas2=low2-close1;
    
    if (ao0>ao1)
    {
    if (deltas>0||deltas2>0)TempBuffer[i]=-1;
    else TempBuffer[i]=1;
    }
    
    if (ao0<ao1)
    {
    if (deltab>0||deltab2>0)TempBuffer[i]=1;
    else TempBuffer[i]=-1;  
    }    
   }
    
   for(i=0; i<limit; i++)
   {    
    if (TempBuffer[i]>0)
    {
    OscBuyBuffer[i]=TempBuffer[i];
    OscSellBuffer[i]=0;
    }
    if (TempBuffer[i]<0)
    {
    OscSellBuffer[i]=TempBuffer[i];
    OscBuyBuffer[i]=0;
    }
   }
   return(0);
  }