//+------------------------------------------------------------------+
//| ttfsignal.mq4 |
//| Copyright © 2005, Nick Bilak |
//| corrected by Modest |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2005, Nick Bilak"
#property link "beluck[at]gmail.com"
#property indicator_separate_window
#property indicator_buffers 3
#property indicator_color1 LightSeaGreen
#property indicator_color2 Green
#property indicator_color3 Red
#property indicator_level1 0.0
//---- input parameters
extern int TTFbars=8;
//15=default number of bars for computation
extern int TopLine=75;
extern int BottomLine=-75;
extern int t3_period=3;
extern double b=0.7;
//---- buffers
double MainBuffer[];
double SignalBufferUp[];
double SignalBufferDn[];
//----
int draw_begin1=0;
int draw_begin2=0;
double b2=0;
double b3=0;
double c1=0;
double c2=0;
double c3=0;
double c4=0;
double r=0;
double w1=0;
double w2=0;
double e1 = 0;
double e2 = 0;
double e3 = 0;
double e4 = 0;
double e5 = 0;
double e6 = 0;
double HighestHighRecent=0;
double HighestHighOlder =0;
double LowestLowRecent =0;
double LowestLowOlder =0;
double BuyPower =0;
double SellPower=0;
double TTF=0;
//+------------------------------------------------------------------+
//| Custom indicator initialization function |
//+------------------------------------------------------------------+
int init()
{
string short_name;
//---- 2 additional buffers are used for counting.
IndicatorBuffers(3);
//---- indicator lines
SetIndexStyle(0,DRAW_LINE);
SetIndexBuffer(0, MainBuffer);
SetIndexStyle(1,DRAW_LINE,EMPTY, 3);
// SetIndexStyle(1,DRAW_HISTOGRAM,EMPTY, 1);
// SetIndexStyle(1,DRAW_ARROW);
// SetIndexArrow(1,159);
SetIndexBuffer(1, SignalBufferUp);
// SetIndexStyle(2,DRAW_HISTOGRAM,EMPTY, 1);
SetIndexStyle(2,DRAW_LINE,EMPTY, 3);
// SetIndexStyle(2,DRAW_ARROW);
// SetIndexArrow(2,159);
SetIndexBuffer(2, SignalBufferDn);
//---- name for DataWindow and indicator subwindow label
short_name="TTFsignal("+TTFbars;
IndicatorShortName(short_name);
SetIndexLabel(0,short_name);
SetIndexLabel(1,"Signal");
//----
draw_begin1=TTFbars*2+1;
draw_begin2=draw_begin1;
SetIndexDrawBegin(0,draw_begin1);
SetIndexDrawBegin(1,draw_begin2);
b2=b*b;
b3=b2*b;
c1=-b3;
c2=(3*(b2+b3));
c3=-3*(2*b2+b+b3);
c4=(1+3*b+b3+3*b2);
r=t3_period;
if (r<1) r=1;
r = 1 + 0.5*(r-1);
w1 = 2 / (r + 1);
w2 = 1 - w1;
//----
return(0);
}
//+------------------------------------------------------------------+
//| ttf |
//+------------------------------------------------------------------+
int start()
{
int i,k;
int counted_bars=IndicatorCounted();
double price;
//----
if(Bars<=draw_begin2) return(0);
//---- initial zero
if(counted_bars<1)
{
for(i=1;i<=draw_begin1;i++) MainBuffer[Bars-i]=0;
for(i=1;i<=draw_begin2;i++) SignalBufferUp[Bars-i]=0;
for(i=1;i<=draw_begin2;i++) SignalBufferDn[Bars-i]=0;
}
//---- %K line
i=Bars-draw_begin1;
if(counted_bars>draw_begin1) i=Bars-counted_bars-1;
while(i>=0)
{
HighestHighRecent=High[Highest(NULL,0,MODE_HIGH,TTFbars,i)];//High[Highest(MODE_HIGH,shift+TTFbars-1,TTFbars)];
HighestHighOlder =High[Highest(NULL,0,MODE_HIGH,TTFbars,i+TTFbars)];//High[Highest(MODE_HIGH,shift+TTFbars*2-1,TTFbars)];
LowestLowRecent =Low[Lowest(NULL,0,MODE_LOW,TTFbars,i)];//Low [Lowest (MODE_LOW ,shift+TTFbars-1,TTFbars)];
LowestLowOlder =Low[Lowest(NULL,0,MODE_LOW,TTFbars,i+TTFbars)];//Low [Lowest (MODE_LOW ,shift+TTFbars*2-1,TTFbars)];
BuyPower =HighestHighRecent-LowestLowOlder;
SellPower=HighestHighOlder -LowestLowRecent;
TTF=(BuyPower-SellPower)/(0.5*(BuyPower+SellPower))*100;
e1 = w1*TTF + w2*e1;
e2 = w1*e1 + w2*e2;
e3 = w1*e2 + w2*e3;
e4 = w1*e3 + w2*e4;
e5 = w1*e4 + w2*e5;
e6 = w1*e5 + w2*e6;
TTF = c1*e6 + c2*e5 + c3*e4 + c4*e3;
MainBuffer[i]=TTF;
i--;
}
//---- last counted bar will be recounted
if(counted_bars>0) counted_bars--;
int limit=Bars-counted_bars;
//---- signal line is simple movimg average
// ----- corrected by Modest
/*for(i=0; i<limit; i++) {
if (MainBuffer[i]>=0)
SignalBuffer[i]=TopLine;
else
SignalBuffer[i]=BottomLine;
}*/
for(i=0; i<Bars-1; i++) {
if (MainBuffer[i]>=TopLine)
{SignalBufferUp[i]=TopLine;SignalBufferDn[i]=EMPTY_VALUE ;}
if (MainBuffer[i]<=BottomLine)
{SignalBufferDn[i]=BottomLine;SignalBufferUp[i]=EMPTY_VALUE; }
if (MainBuffer[i]>BottomLine && MainBuffer[i]<TopLine)
{SignalBufferUp[i]=EMPTY_VALUE; SignalBufferDn[i]=EMPTY_VALUE;}
}
//----
return(0);
}
//+------------------------------------------------------------------+
Sample
image not available
Analysis
Market Information Used:
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:
Custom Indicators Used:
Order Management characteristics:
Other Features: