Bezier_orig





//+------------------------------------------------------------------+
//|                                                       Bezier.mq4 |
//|                      Copyright © 2007, MetaQuotes Software Corp. |
//|                                        http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, MetaQuotes Software Corp."
#property link      "Lizhniyk E"

#property indicator_chart_window
#property indicator_buffers 1
#property indicator_color1 Aqua

//---- input parameters
extern int period=8;
extern double t=0.5;
extern int shift=0;
extern int  Price=0;
double Ext[];
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
//---- indicators
   SetIndexStyle(0,DRAW_LINE);
   SetIndexBuffer(0,Ext);
   SetIndexLabel(0,"Bezier("+period+","+t+")");
   SetIndexShift(0,shift);
   SetIndexDrawBegin(0,period);
   
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator deinitialization function                       |
//+------------------------------------------------------------------+
int deinit()
  {
//----
   
//----
   return(0);
  }
//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int start()
  {
   int    counted_bars=IndicatorCounted(); 
//----

 for(int j=0;j<Bars-counted_bars;j++)
 {
 double r=0;
   for(int i=period;i>=0;i--)
    {
    r+=pr(Price,j+i) * 
     (fact(period)/(fact(i)*fact(period-i))) * 
      MathPow(t,i) * 
       MathPow(1-t,period-i);
    }
  Ext[j]=r;
  }  
//----
   return(0);
  }
//+------------------------------------------------------------------+
double fact(int value)
{
double res=1;
for(double j=2;j<value+1;j++)
 {
 res*=j;
 } 
return (res); 
}

double pr(int Price,int n)
{
switch (Price)
 {
 case 0: {return(Close[n]);break;} 
 case 1: {return(Open[n]);break;}
 case 2: {return(High[n]);break;}
 case 3: {return(Low[n]);break;}
 case 4: {return((High[n]+Low[n])/2);break;}
 case 5: {return((High[n]+Low[n]+Close[n])/3);break;}
 case 6: {return((High[n]+Low[n]+Close[n]+Close[n])/4);break;}
 case 7: {return(iMA(Symbol(),0,4,0,0,0,n));break;}
 }
}





Sample





Analysis



Market Information Used:

Series array that contains close prices for each bar
Series array that contains open prices of each bar
Series array that contains the highest prices of each bar
Series array that contains the lowest prices of each bar


Indicator Curves created:

Implements a curve of type DRAW_LINE


Indicators Used:

Moving average indicator


Custom Indicators Used:

Order Management characteristics:

Other Features: