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NLMBB.mq4

Time: 2016-03-23 | Download file:NLMBB.mq4

//+------------------------------------------------------------------+
//|   Posted Oct 6, 2008                         NonLagMA_v7.1.2.mq4 |
//|                                Copyright © 2007, TrendLaboratory |
//|            http://finance.groups.yahoo.com/group/TrendLaboratory |
//|                                   E-mail: [email protected] |
//|            Minor display enhancements by Big Be April 2009       |
//|            BB version has lines color change                     |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2007, TrendLaboratory"
#property link      "http://finance.groups.yahoo.com/group/TrendLaboratory"


#property indicator_chart_window
#property indicator_buffers 3
#property indicator_color1 Gold //Orange
#property indicator_width1 2
#property indicator_color2 Lime
#property indicator_width2 2
#property indicator_color3 Red
#property indicator_width3 2


//---- input parameters
extern int     Price   = 6;  //Apply to Price(0-Close;1-Open;2-High;3-Low;4-Median price;5-Typical price;6-Weighted Close) 
extern int     Length  = 36;  //Period of NonLagMA
int     Displace       = 0;  //DispLace or Shift 
extern double  PctFilter = 0.0;  //Dynamic filter in decimal
string note1 ="turn on Color = 1; turn off = 0";
int     Color          = 1;  //Switch of Color mode (1-color)  
int     ColorBarBack   = 1;  //Bar back for color mode
double  Deviation      = 0;  //Up/down deviation        
string note2 ="turn on Alert = 1; turn off = 0";
int     AlertMode      = 0;  //Sound Alert switch (0-off,1-on) 
string note3 ="turn on Warning = 1; turn off = 0";
int     WarningMode    = 0;  //Sound Warning switch(0-off,1-on) 
int     WarningTicks   = 0;    //number of ticks that sound alert
//---- indicator buffers
double MABuffer[];
double UpBuffer[];
double DnBuffer[];
double trend[];
double Del[];
double AvgDel[];

double alfa[];
int i, Phase, Len,Cycle=4;
double Coeff, beta, t, Sum, Weight, g;
double pi = 3.1415926535;    
bool   UpTrendAlert=false, DownTrendAlert=false;
double ticks=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
  int init()
  {
   IndicatorBuffers(6);
   SetIndexStyle(0,DRAW_LINE);
   SetIndexBuffer(0,MABuffer);
   SetIndexStyle(1,DRAW_LINE);
   SetIndexBuffer(1,UpBuffer);
   SetIndexStyle(2,DRAW_LINE);
   SetIndexBuffer(2,DnBuffer);
   SetIndexBuffer(3,trend);
   SetIndexBuffer(4,Del);
   SetIndexBuffer(5,AvgDel); 
//   string short_name;
//---- indicator line
   
   IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS));
//---- name for DataWindow and indicator subwindow label
   string short_name="NonLagMA("+Length+")";
   IndicatorShortName(short_name);
//   IndicatorShortName("NonLagMA("+Length+")");
   string Pr;
   if(Price == 0)Pr = "Cls";
   if(Price == 1)Pr = "Opn";
   SetIndexLabel(0,"NonLagMA("+Length+") "+Pr+"");
   //"+Price+"");
   SetIndexLabel(1,"Up");
   SetIndexLabel(2,"Dn");
//----
   SetIndexShift(0,Displace);
   SetIndexShift(1,Displace);
   SetIndexShift(2,Displace);
   
   SetIndexEmptyValue(0,EMPTY_VALUE);
   SetIndexEmptyValue(1,EMPTY_VALUE);
   SetIndexEmptyValue(2,EMPTY_VALUE);
   
   SetIndexDrawBegin(0,Length*Cycle+Length+1);
   SetIndexDrawBegin(1,Length*Cycle+Length+1);
   SetIndexDrawBegin(2,Length*Cycle+Length+1);
//----
   
   Coeff =  3*pi;
   Phase = Length-1;
   Len = Length*4 + Phase;  
   ArrayResize(alfa,Len);
   Weight=0;    
      
      for (i=0;i 0 )  limit=Bars-counted_bars;
   if ( counted_bars < 0 )  return(0);
   if ( counted_bars ==0 )  limit=Bars-Len-1; 
   if ( counted_bars < 1 ) 
   
   for(i=1;i=0;shift--) 
   {	
      Sum = 0;
      for (i=0;i<=Len-1;i++)
	   { 
      price = iMA(NULL,0,1,0,3,Price,i+shift);      
      Sum += alfa[i]*price;
      
      }
   
	if (Weight > 0) MABuffer[shift] = (1.0+Deviation/100)*Sum/Weight;
   
      
      if (PctFilter>0)
      {
      Del[shift] = MathAbs(MABuffer[shift] - MABuffer[shift+1]);
   
      double sumdel=0;
      for (i=0;i<=Length-1;i++) sumdel = sumdel+Del[shift+i];
      AvgDel[shift] = sumdel/Length;
    
      double sumpow = 0;
      for (i=0;i<=Length-1;i++) sumpow+=MathPow(Del[shift+i]-AvgDel[shift+i],2);
      double StdDev = MathSqrt(sumpow/Length); 
     
      double Filter = PctFilter * StdDev;
     
      if( MathAbs(MABuffer[shift]-MABuffer[shift+1]) < Filter ) MABuffer[shift]=MABuffer[shift+1];
      }
      else
      Filter=0;
      
      if (Color>0)
      {
      trend[shift]=trend[shift+1];
      if (MABuffer[shift]-MABuffer[shift+1] > Filter) trend[shift]= 1; 
      if (MABuffer[shift+1]-MABuffer[shift] > Filter) trend[shift]=-1; 
         if (trend[shift]>0)
         {  
         UpBuffer[shift] = MABuffer[shift];
         if (trend[shift+ColorBarBack]<0) UpBuffer[shift+ColorBarBack]=MABuffer[shift+ColorBarBack];
         DnBuffer[shift] = EMPTY_VALUE;
         if (WarningMode>0 && trend[shift+1]<0 && shift==0)
             if(TickCounter(WarningTicks)) 
            PlaySound("alert2.wav");
         }
         if (trend[shift]<0) 
         {
         DnBuffer[shift] = MABuffer[shift];
         if (trend[shift+ColorBarBack]>0) DnBuffer[shift+ColorBarBack]=MABuffer[shift+ColorBarBack];
         UpBuffer[shift] = EMPTY_VALUE;
         if (WarningMode>0 && trend[shift+1]>0 && shift==0) 
             if(TickCounter(WarningTicks))
            PlaySound("alert2.wav");
         }
      if(trend[1] != trend[2]) ticks = 0;
      }
   }
//----------   
   string Message;
   
   if ( trend[2]<0 && trend[1]>0 && Volume[0]>1 && !UpTrendAlert)
	{
	Message = " "+Symbol()+" M"+Period()+": Signal for BUY";
	if ( AlertMode>0 ) Alert (Message); 
	UpTrendAlert=true; DownTrendAlert=false;
	} 
	 	  
	if ( trend[2]>0 && trend[1]<0 && Volume[0]>1 && !DownTrendAlert)
	{
	Message = " "+Symbol()+" M"+Period()+": Signal for SELL";
	if ( AlertMode>0 ) Alert (Message); 
	DownTrendAlert=true; UpTrendAlert=false;
	} 	         
//----
	return(0);	
}

bool TickCounter(double cnt)
{
   bool result = false;
     
   if(cnt == 0 || cnt == 1) result = true;
   else
   if(cnt > 1) 
   { 
   ticks += 1;
   if(MathMod(ticks,cnt) == 0) result = true;
   }
   return(result);
}

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