//+------------------------------------------------------------------+
//| Heiken Ashi Ma T3.mq4 |
//+------------------------------------------------------------------+
//| mod by Raff |
//| 2009 mod by mladen |
//| tools copied and pasted alerts from another HA indy so blame me |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2008,Forex-TSD.com"
#property link "http://www.forex-tsd.com/"
#property indicator_chart_window
#property indicator_buffers 6
#property indicator_color1 Red
#property indicator_color2 RoyalBlue
#property indicator_color3 Red
#property indicator_color4 RoyalBlue
#property indicator_color5 Aqua
#property indicator_color6 Magenta
#property indicator_width1 1
#property indicator_width2 1
#property indicator_width3 2
#property indicator_width4 2
#property indicator_width5 1
#property indicator_width6 1
//
//
//
//
//
extern int MaPeriod = 5;
extern int MaMetod = 2;
extern int Step = 10;
extern bool BetterFormula = true;
extern bool T3Average = true;
extern double T3Hot = 0.618;
extern bool T3Original = false;
extern bool Alerts = true;
//
//
//
//
//
double ExtMapBuffer1[];
double ExtMapBuffer2[];
double ExtMapBuffer3[];
double ExtMapBuffer4[];
double UpArrow[];
double DnArrow[];
//
//
//
//
//
double emas[][24];
double alpha;
double c1;
double c2;
double c3;
double c4;
static bool TurnedUp = false;
static bool TurnedDown = false;
datetime timeprev = 0;
//+------------------------------------------------------------------+
//| |
//|------------------------------------------------------------------|
//
//
//
//
//
int init()
{
SetIndexBuffer(0, ExtMapBuffer1); SetIndexStyle(0,DRAW_HISTOGRAM);
SetIndexBuffer(1, ExtMapBuffer2); SetIndexStyle(1,DRAW_HISTOGRAM);
SetIndexBuffer(2, ExtMapBuffer3); SetIndexStyle(2,DRAW_HISTOGRAM);
SetIndexBuffer(3, ExtMapBuffer4); SetIndexStyle(3,DRAW_HISTOGRAM);
SetIndexBuffer(4, UpArrow); SetIndexStyle(4,DRAW_ARROW); SetIndexArrow(4,233);
SetIndexBuffer(5, DnArrow); SetIndexStyle(5,DRAW_ARROW); SetIndexArrow(5,234);
//
//
//
//
//
double a = T3Hot;
c1 = -a*a*a;
c2 = 3*(a*a+a*a*a);
c3 = -3*(2*a*a+a+a*a*a);
c4 = 1+3*a+a*a*a+3*a*a;
MaPeriod = MathMax(1,MaPeriod);
if (T3Original)
alpha = 2.0/(1.0 + MaPeriod);
else alpha = 2.0/(2.0 + (MaPeriod-1.0)/2.0);
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
int start()
{
double maOpen, maClose, maLow, maHigh;
double haOpen, haClose, haLow, haHigh;
int counted_bars=IndicatorCounted();
int pointModifier;
int i,limit;
//
//
//
//
//
if(timeprev<iTime(NULL,0,0)) {TurnedDown=false; TurnedUp=false;timeprev=iTime(NULL,0,0);}
if(counted_bars<0) return(-1);
if(counted_bars>0) counted_bars--;
limit = Bars-counted_bars;
if (ArrayRange(emas,0) != Bars) ArrayResize(emas,Bars);
if (Digits==3 || Digits==5)
pointModifier = 10;
else pointModifier = 1;
//
//
//
//
//
for(int pos=limit; pos >= 0; pos--)
{
if (T3Average)
{
maOpen = iT3(Open[pos] ,pos, 0);
maClose = iT3(Close[pos],pos, 6);
maLow = iT3(Low[pos] ,pos,12);
maHigh = iT3(High[pos] ,pos,18);
}
else
{
maOpen = iMA(NULL,0,MaPeriod,0,MaMetod,PRICE_OPEN ,pos);
maClose = iMA(NULL,0,MaPeriod,0,MaMetod,PRICE_CLOSE,pos);
maLow = iMA(NULL,0,MaPeriod,0,MaMetod,PRICE_LOW ,pos);
maHigh = iMA(NULL,0,MaPeriod,0,MaMetod,PRICE_HIGH ,pos);
}
//
//
//
//
//
if (BetterFormula) {
if (maHigh!=maLow)
haClose = (maOpen+maClose)/2+(((maClose-maOpen)/(maHigh-maLow))*MathAbs((maClose-maOpen)/2));
else haClose = (maOpen+maClose)/2; }
else haClose = (maOpen+maHigh+maLow+maClose)/4;
haOpen = (ExtMapBuffer3[pos+1]+ExtMapBuffer4[pos+1])/2;
haHigh = MathMax(maHigh, MathMax(haOpen,haClose));
haLow = MathMin(maLow, MathMin(haOpen,haClose));
if (haOpen<haClose) { ExtMapBuffer1[pos]=haLow; ExtMapBuffer2[pos]=haHigh; }
else { ExtMapBuffer1[pos]=haHigh; ExtMapBuffer2[pos]=haLow; }
ExtMapBuffer3[pos]=haOpen;
ExtMapBuffer4[pos]=haClose;
//
//
//
//
//
if (Step>0)
{
if( MathAbs(ExtMapBuffer1[pos]-ExtMapBuffer1[pos+1]) < Step*pointModifier*Point ) ExtMapBuffer1[pos]=ExtMapBuffer1[pos+1];
if( MathAbs(ExtMapBuffer2[pos]-ExtMapBuffer2[pos+1]) < Step*pointModifier*Point ) ExtMapBuffer2[pos]=ExtMapBuffer2[pos+1];
if( MathAbs(ExtMapBuffer3[pos]-ExtMapBuffer3[pos+1]) < Step*pointModifier*Point ) ExtMapBuffer3[pos]=ExtMapBuffer3[pos+1];
if( MathAbs(ExtMapBuffer4[pos]-ExtMapBuffer4[pos+1]) < Step*pointModifier*Point ) ExtMapBuffer4[pos]=ExtMapBuffer4[pos+1];
if (Alerts==true)
{
UpArrow[pos]=EMPTY_VALUE; DnArrow[pos]=EMPTY_VALUE;
if (ExtMapBuffer3[pos]<ExtMapBuffer4[pos] && ExtMapBuffer4[pos+1]<ExtMapBuffer3[pos+1])
{
UpArrow[pos]=ExtMapBuffer4[pos+1]-(Ask-Bid);
if (UpArrow[0]!=EMPTY_VALUE && TurnedUp==false)
{
Alert("HAMa BUY: ",Symbol()," - ",Period()," at ", Close[0]," - ", TimeToStr(CurTime(),TIME_SECONDS));
TurnedDown=false;
TurnedUp=true;
}
}
if (ExtMapBuffer3[pos]>ExtMapBuffer4[pos] && ExtMapBuffer4[pos+1]>ExtMapBuffer3[pos+1])
{
DnArrow[pos]=ExtMapBuffer4[pos+1]+(Ask-Bid);
if (DnArrow[0]!=EMPTY_VALUE && TurnedDown==false)
{
Alert("HAMa SELL: ",Symbol()," - ",Period()," at ", Close[0]," - ", TimeToStr(CurTime(),TIME_SECONDS));
TurnedUp=false;
TurnedDown=true;
}
}
}
}
}
return(0);
}
//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//
double iT3(double price,int shift,int buffer)
{
int i = Bars-shift-1;
if (i < 1)
{
emas[i][0+buffer] = price;
emas[i][1+buffer] = price;
emas[i][2+buffer] = price;
emas[i][3+buffer] = price;
emas[i][4+buffer] = price;
emas[i][5+buffer] = price;
}
else
{
emas[i][0+buffer] = emas[i-1][0+buffer]+alpha*(price -emas[i-1][0+buffer]);
emas[i][1+buffer] = emas[i-1][1+buffer]+alpha*(emas[i][0+buffer]-emas[i-1][1+buffer]);
emas[i][2+buffer] = emas[i-1][2+buffer]+alpha*(emas[i][1+buffer]-emas[i-1][2+buffer]);
emas[i][3+buffer] = emas[i-1][3+buffer]+alpha*(emas[i][2+buffer]-emas[i-1][3+buffer]);
emas[i][4+buffer] = emas[i-1][4+buffer]+alpha*(emas[i][3+buffer]-emas[i-1][4+buffer]);
emas[i][5+buffer] = emas[i-1][5+buffer]+alpha*(emas[i][4+buffer]-emas[i-1][5+buffer]);
}
return(c1*emas[i][5+buffer] + c2*emas[i][4+buffer] + c3*emas[i][3+buffer] + c4*emas[i][2+buffer]);
}
Sample
Analysis
Market Information Used:
Series array that contains open prices of each bar
Series array that contains close prices for each bar
Series array that contains the lowest prices of each bar
Series array that contains the highest prices of each bar
Indicator Curves created:
Implements a curve of type DRAW_HISTOGRAM
Implements a curve of type DRAW_ARROW
Indicators Used:
Moving average indicator
Custom Indicators Used:
Order Management characteristics:
Other Features:
It issuies visual alerts to the screen