Download Multiple Trend Line For Amibroker (AFL)

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2 / 5 (Votes 3)

trendline, amibroker, fibonacci

Submitted by kaiji over 14 years ago

Submitted by Capitano over 12 years ago

Submitted by vargasc1 almost 13 years ago

Submitted by vargasc1 about 12 years ago

Submitted by ashokwins almost 11 years ago

Submitted by ngocleasing almost 14 years ago

Indicator

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function IIR2( input, f0, f1, f2 )
{
  result[ 0 ] = input[ 0 ];
  result[ 1 ] = input[ 1 ]; 

  for( i = 2; i < BarCount; i++ )
  {
    result[ i ] = f0 * input[ i ] + 
    f1 * result[ i - 1 ] + 
    f2 * result[ i - 2 ]; 
  }

  return result;
}

Plot( Close, "Price", colorBlack, styleCandle );
Plot( IIR2( Close, 0.2, 1.4, -0.6 ), "function example", colorRed ); 




_SECTION_BEGIN("Bollinger Bands");
P = ParamField("Price field",-1);
Periods = Param("Periods", 15, 2, 100, 1 );
Width = Param("Width", 2, 0, 10, 0.05 );
Color = ParamColor("Color", colorPaleBlue );
Style = ParamStyle("Style");
Plot( BBandTop( P, Periods, Width ), "BBTop" + _PARAM_VALUES(), Color, Style ); 
Plot( BBandBot( P, Periods, Width ), "BBBot" + _PARAM_VALUES(), Color, Style ); 
_SECTION_END();

per1=Param("#1 S/R %", .25,.05,5,.05);
LB1=Param("#1 Lookback Period",2,2,30,1);
per2=Param("#2 S/R %", .5 ,.05,5,.05);
LB2=Param("#2 Lookback Period",2,2,30,1);
per3=Param("#3 S/R %", 2,.05,5,.05);
LB3=Param("#3 Lookback Period",2,2,30,1);
color=ParamColor("S/R Color",colorCustom11);
colorPP=ParamColor("PP Color",colorCustom12);
////////////////////////////////////////////////////////////////////////
////Pivot and Support Resistance Lines     /////////////////////////////
////Plots a daily and hourly Pivot Point on 1min, 5min, etc... charts //
//////// Also, 3 adjustable S/R lines///////////////////////////////////
////////////////////////////////////////

/////////////////////////////PIVOT POINT////////////////////////////////
TimeFrameSet(inDaily);
AVGd = Ref((L + H + C),-1)/3;
"        PPd:\t "+ AVGd;
TimeFrameRestore();
Plot( TimeFrameExpand(AVGd,inDaily,expandFirst),"",colorPP,styleStaircase);

TimeFrameSet(inHourly);
AVGh = Ref((L + H + C),-1)/3;
"        PPh:\t "+ Avgh;
TimeFrameRestore();
Plot( TimeFrameExpand(AVGh,inHourly,expandFirst),"",colorPP,styleStaircase);

//////////////////////////S?R LINES 1/////////////////////////////////////
procedure SRlines(per,Lb)
{
ys0=LastValue(Trough(L,per,Lb)); 
ys1=LastValue(Trough(L,per,Lb-1)); 
xs0=BarCount - 1 - LastValue(TroughBars(L,per,Lb)); 
xs1=BarCount - 1 - LastValue(TroughBars(L,per,Lb-1)); 
yr0=LastValue(Peak(H,per,Lb)); 
yr1=LastValue(Peak(H,per,Lb-1)); 
xr0=BarCount - 1 - LastValue(PeakBars(H,per,Lb)); 
xr1=BarCount - 1 - LastValue(PeakBars(H,per,Lb-1)); 
sl = LineArray( xs0, ys0, xs1, ys1,1 ); 
rL = LineArray( xr0, yr0, xr1, yr1,1 );
Plot( sl, "S line", color,1 ); 
Plot( rl, "R line", color,1  );
}
//////////////////////////S?R LINES 2/////////////////////////////////////
 
SRlines(per1,Lb1);
SRlines(per2,Lb2);
SRlines(per3,Lb3);







farback=Param("How Far back to go",100,50,5000,10);
nBars = Param("Number of bars", 12, 5, 40);

// -- Title.

Title = Name() + " (" + StrLeft(FullName(), 15) + ") O: " + Open + ", 

H: " + High + ", L: " + Low + ", C: " + Close;

// -- Plot basic candle chart

PlotOHLC(Open, High, Low, Close, 

"BIdx = " + BarIndex() + 

"\n" + "O = " + O + "\n"+"H = "+ H + "\n"+"L = " + L 

+ "\n"+"C ",

colorWhite, styleCandle); 

GraphXSpace=7;

// -- Create 0-initialized arrays the size of barcount

aHPivs = H - H;

aLPivs = L - L;

// -- More for future use, not necessary for basic plotting

aHPivHighs = H - H;

aLPivLows = L - L;

aHPivIdxs = H - H;

aLPivIdxs = L - L;

nHPivs = 0;

nLPivs = 0;

lastHPIdx = 0;

lastLPIdx = 0;

lastHPH = 0;

lastLPL = 0;

curPivBarIdx = 0;

// -- looking back from the current bar, how many bars 

// back were the hhv and llv values of the previous 

// n bars, etc.?

aHHVBars = HHVBars(H, nBars);

aLLVBars = LLVBars(L, nBars);

aHHV = HHV(H, nBars);

aLLV = LLV(L, nBars);

// -- Would like to set this up so pivots are calculated back from

// last visible bar to make it easy to "go back" and see the pivots

// this code would find. However, the first instance of 

// _Trace output will show a value of 0

aVisBars = Status("barvisible");

nLastVisBar = LastValue(Highest(IIf(aVisBars, BarIndex(), 0)));

_TRACE("Last visible bar: " + nLastVisBar);

// -- Initialize value of curTrend

curBar = (BarCount-1);

curTrend = "";

if (aLLVBars[curBar] < 

aHHVBars[curBar]) {

curTrend = "D";

}

else {

curTrend = "U";

}

// -- Loop through bars. Search for 

// entirely array-based approach

// in future version

for (i=0; i<farback; i++) {

curBar = (BarCount - 1) - i;

// -- Have we identified a pivot? If trend is down...

if (aLLVBars[curBar] < aHHVBars[curBar]) {

// ... and had been up, this is a trend change

if (curTrend == "U") {

curTrend = "D";

// -- Capture pivot information

curPivBarIdx = curBar - aLLVBars[curBar];

aLPivs[curPivBarIdx] = 1;

aLPivLows[nLPivs] = L[curPivBarIdx];

aLPivIdxs[nLPivs] = curPivBarIdx;

nLPivs++;

}

// -- or current trend is up

} else {

if (curTrend == "D") {

curTrend = "U";

curPivBarIdx = curBar - aHHVBars[curBar];

aHPivs[curPivBarIdx] = 1;

aHPivHighs[nHPivs] = H[curPivBarIdx];

aHPivIdxs[nHPivs] = curPivBarIdx;

nHPivs++;

}

// -- If curTrend is up...else...

} 

// -- loop through bars

} 

// -- Basic attempt to add a pivot this logic may have missed

// -- OK, now I want to look at last two pivots. If the most 

// recent low pivot is after the last high, I could

// still have a high pivot that I didn't catch

// -- Start at last bar

curBar = (BarCount-1);

candIdx = 0;

candPrc = 0;

lastLPIdx = aLPivIdxs[0];

lastLPL = aLPivLows[0];

lastHPIdx = aHPivIdxs[0];

lastHPH = aHPivHighs[0];

if (lastLPIdx > lastHPIdx) {

// -- Bar and price info for candidate pivot

candIdx = curBar - aHHVBars[curBar];

candPrc = aHHV[curBar]; 

if (

lastHPH < candPrc AND

candIdx > lastLPIdx AND

candIdx < curBar) {


// -- OK, we'll add this as a pivot...

aHPivs[candIdx] = 1;

// ...and then rearrange elements in the 

// pivot information arrays

for (j=0; j<nHPivs; j++) {

aHPivHighs[nHPivs-j] = aHPivHighs[nHPivs-

(j+1)];

aHPivIdxs[nHPivs-j] = aHPivIdxs[nHPivs-(j+1)];

}

aHPivHighs[0] = candPrc ;

aHPivIdxs[0] = candIdx;

nHPivs++;

} 

} else {


// -- Bar and price info for candidate pivot

candIdx = curBar - aLLVBars[curBar];

candPrc = aLLV[curBar]; 

if (

lastLPL > candPrc AND

candIdx > lastHPIdx AND

candIdx < curBar) {


// -- OK, we'll add this as a pivot...

aLPivs[candIdx] = 1;

// ...and then rearrange elements in the 

// pivot information arrays

for (j=0; j<nLPivs; j++) {

aLPivLows[nLPivs-j] = aLPivLows[nLPivs-(j+1)];

aLPivIdxs[nLPivs-j] = aLPivIdxs[nLPivs-(j+1)];

}

aLPivLows[0] = candPrc;

aLPivIdxs[0] = candIdx;

nLPivs++;

}

}

// -- Dump inventory of high pivots for debugging

/*

for (k=0; k<nHPivs; k++) {

_TRACE("High pivot no. " + k

+ " at barindex: " + aHPivIdxs[k] + ", " 

+ WriteVal(ValueWhen(BarIndex()==aHPivIdxs[k], 

DateTime(), 1), formatDateTime)

+ ", " + aHPivHighs[k]);

}

*/

// -- OK, let's plot the pivots using arrows

PlotShapes(

IIf(aHPivs==1, shapeDownArrow, shapeNone), colorRed, 0,

High, Offset=-15);

PlotShapes(

IIf(aLPivs==1, shapeUpArrow , shapeNone), colorBrightGreen, 0, 

Low, Offset=-15);
 







_SECTION_BEGIN("Fib Retracements");
	fibs = ParamToggle("Plot Fibs","Off|On",1);
	pctH = Param ("Pivot Hi %", 0.325,0.001,2.0,0.002);
	HiLB = Param ("Hi LookBack",1,1,BarCount-1,1);
	pctL = Param ("Pivot Lo %", 0.325,0.001,2.0,0.002);
	LoLB = Param ("Lo LookBack",1,1,BarCount-1,1);
	Back = Param ("Extend Left = 2",1,1,500,1);
	Fwd  = Param("Plot Forward", 0, 0, 500, 1);
	text = ParamToggle("Plot Text","Off|On",1);
	hts  = Param ("Text Shift", -60,-50,50,0.10);
	style =ParamStyle("Line Style",styleLine,styleNoLabel);
x = BarIndex();
pRp  = PeakBars( H, pctH, 1) == 0;
yRp0 = SelectedValue(ValueWhen( pRp, H, HiLB));
xRp0 = SelectedValue(ValueWhen( pRp, x, HiLB));
pSp  = TroughBars( L, pctL, 1) == 0;
ySp0 = SelectedValue(ValueWhen( pSp, L, LoLB));
xSp0 = SelectedValue(ValueWhen( pSp, x, LoLB));
Delta = yRp0 - ySp0;

function fib(ret)
{
retval = (Delta * ret);
Fibval = IIf(ret < 1.0 
AND xSp0 < xRp0, yRp0 - retval, IIf(ret < 1.0 
AND xSp0 > xRp0, ySp0 + retval,IIf(ret > 1.0 
AND xSp0 < xRp0, yRp0 - retval, IIf(ret > 1.0 
AND xSp0 > xRp0, ySp0 + retval, Null)))); 
return FibVal;
}

x0 = Min(xSp0,xRp0)-Back;
x1 = (BarCount -1);
//////////////////////////////////////////////////////////////////
r236 = fib(0.236);	r236I = LastValue (r236,1);
r382 = fib(0.382);	r382I = LastValue (r382,1);
r050 = fib(0.50);		r050I = LastValue (r050,1);
r618 = fib(0.618);	r618I = LastValue (r618,1);
r786 = fib(0.786);	r786I = LastValue (r786,1);
e127 = fib(1.27);		e127I = LastValue (e127,1);
e162 = fib(1.62);		e162I = LastValue (e162,1);
e200 = fib(2.00);		e200I = LastValue (e200,1);
e262 = fib(2.62);		e262I = LastValue (e262,1);
e424 = fib(4.24);		e424I = LastValue (e424,1);
//////////////////////////////////////////////////////////////////
p00 = IIf(xSp0 > xRp0,ySp0,yRp0); 	p00I = LastValue (p00,1);
p100 = IIf(xSp0 < xRp0,ySp0,yRp0); 	p100I = LastValue (p100,1);
color00 =IIf(xSp0 > xRp0,colorLime,colorRed);
color100 =IIf(xSp0 < xRp0,colorLime,colorRed);
//////////////////////////////////////////////////////////////////
numbars = LastValue(Cum(Status("barvisible")));
fraction= IIf(StrRight(Name(),3) == "", 3.2, 3.2);
//////////////////////////////////////////////////////////////////
if(fibs==1)
{
Plot(LineArray(xRp0-Fwd,yRp0,x1,yRp0,Back),"PR",32,8|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(xSp0-Fwd,ySp0,x1,ySp0,Back),"PS",27,8|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,r236,x1,r236,Back),"",45,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,r382,x1,r382,Back),"",44,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,r050,x1,r050,Back),"",41,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,r618,x1,r618,Back),"",43,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,r786,x1,r786,Back),"",42,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,e127,x1,e127,Back),"e127",47,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,e162,x1,e162,Back),"e162",47,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,e200,x1,e200,Back),"p200",47,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,e262,x1,e262,Back),"p262",47,style|styleNoRescale,Null, Null,Fwd);
Plot(LineArray(x0-Fwd,e424,x1,e424,Back),"p424",25,style|styleNoRescale,Null, Null,Fwd);
}
//////////////////////////////////////////////////////////////////
if(text==1)
{ 
PlotText(" 0% = " + WriteVal(p00,fraction), 	LastValue(BarIndex())-(numbars/hts), p00I  + 0.05, color00);
PlotText("23% = " + WriteVal(r236,fraction), LastValue(BarIndex())-(numbars/hts), r236I + 0.05, 45);
PlotText("38% = " + WriteVal(r382,fraction), LastValue(BarIndex())-(numbars/hts), r382I + 0.05, 44);
PlotText("50% = " + WriteVal(r050,fraction), LastValue(BarIndex())-(numbars/hts), r050I + 0.05, 41);
PlotText("62% = " + WriteVal(r618,fraction), LastValue(BarIndex())-(numbars/hts), r618I + 0.05, 43);
PlotText("78% = " + WriteVal(r786,fraction), LastValue(BarIndex())-(numbars/hts), r786I + 0.05, 42);
PlotText("100% = " + WriteVal(p100,fraction), LastValue(BarIndex())-(numbars/hts),p100I + 0.05, color100);
PlotText("127% = " + WriteVal(e127,fraction), LastValue(BarIndex())-(numbars/hts),e127I + 0.05, 47);
PlotText("162% = " + WriteVal(e162,fraction), LastValue(BarIndex())-(numbars/hts),e162I + 0.05, 47);
PlotText("200% = " + WriteVal(e200,fraction), LastValue(BarIndex())-(numbars/hts),e200I + 0.05, 47);
PlotText("262% = " + WriteVal(e262,fraction), LastValue(BarIndex())-(numbars/hts),e262I + 0.05, 47);
PlotText("424% = " + WriteVal(e424,fraction), LastValue(BarIndex())-(numbars/hts),e424I + 0.05, 25);
}
_SECTION_END();
//////////////////////////////////////////////////////////////////
if (tchoice=1 ) 
{
_N(Title = EncodeColor(colorWhite)+StrFormat(" {{NAME}} -   {{INTERVAL}}      {{DATE}}    Open:  %g,    High:  %g,     Low:  %g,     Close:  %g     {{VALUES}}",O, H, L, C, SelectedValue( ROC( C, 1   ) ) ));
}
//////////////////////////////////////////////////////////////////
if (tchoice==2 ) 
{
Title = EncodeColor(colorWhite)+  Date() + "   Tick = " + EncodeColor(5) + Interval()+
EncodeColor(colorWhite) + "     Open = " + EncodeColor(colorWhite) + O + 
EncodeColor(colorWhite) + "     High = " + EncodeColor(5) + H +
EncodeColor(colorWhite) + "      Low = " + EncodeColor(colorRed) + L + 
EncodeColor(colorWhite) + "     Close = " + EncodeColor(colorWhite) + C + "\n" +
EncodeColor( colorWhite) +"_______________"+"\n"+
EncodeColor( colorWhite)  + "424%   =  "	+ 	EncodeColor(25)+ e424 + " " +"\n"+
EncodeColor( colorWhite)  + "262%   =  "	+ 	EncodeColor(47)+ e262 + " " +"\n"+
EncodeColor( colorWhite)  + "200%   =  "	+ 	EncodeColor(47)+ e200 + " " +"\n"+
EncodeColor( colorWhite)  + "162%   =  "	+ 	EncodeColor(47)+ e162 + " " +"\n"+
EncodeColor( colorWhite)  + "127%   =  "	+ 	EncodeColor(47)+ e127 + " " +"\n"+
EncodeColor( colorYellow) + "  Res    =  "	+ 	EncodeColor(32)+ p100 + " " +"\n"+
EncodeColor( colorWhite)  + "  78%   =  "	+	EncodeColor(42)+ r786 + " " +"\n"+
EncodeColor( colorWhite)  + "  62%   =  "	+ 	EncodeColor(43)+ r618 + " " +"\n"+
EncodeColor( colorWhite)  + "  50%   =  "	+ 	EncodeColor(41)+ r050 + " " +"\n"+
EncodeColor( colorWhite)  + "  38%   =  "	+ 	EncodeColor(44)+ r382 + " " +"\n"+
EncodeColor( colorWhite)  + "  23%   =  "	+ 	EncodeColor(45)+ r236+ " " +"\n"+
EncodeColor( colorYellow) + "  Sup   =   "	+ 	EncodeColor(34)+ p00 + " " ;
}
GraphXSpace=5;



_SECTION_BEGIN("Background");
	SetChartOptions(0,chartShowArrows|chartShowDates);
	SetChartBkColor(ParamColor("Outer panel",colorBlack)); // color of outer border 
	SetChartBkGradientFill( ParamColor("Inner panel upper",colorBlack),ParamColor("Inner panel lower",colorBlack));
	tchoice=Param("Title Selection ",2,1,2,1);

1. anandnst

over 11 years ago

This is working only in Daily chart (Amibroker 5.5)

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2. solo_vijay

over 11 years ago

Hi,

I wanted to backtest this AFL with Bar replay. It’s sad to observe that this AFL repaints alot. I don’t think this AFL will help make money.

Best,
Solo

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3. szgolyas

over 11 years ago

error in if (tchoice=1 )

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4. shm

over 11 years ago

hi

error in:

if (tchoice=1 )

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5. ecredic

over 11 years ago

Erro lines 514 and 519 = if(tchoice=1)

correct if(tchoice ==1), but tchoice not initialized.

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6. mae_choi

over 7 years ago

how to make explorer or scanner on trendline breaks?

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7. mhjwisestocktrader

over 7 years ago

you have showed pivots as buy/sell signals??? am I write?

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Multiple Trend Line for Amibroker (AFL)
bhargavkalal
over 11 years ago
Amibroker (AFL)

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Multiple Trend Line for Amibroker (AFL) bhargavkalal over 11 years ago Amibroker (AFL)

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Indicator / Formula

7 comments

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Multiple Trend Line for Amibroker (AFL)
bhargavkalal
over 11 years ago
Amibroker (AFL)