Gann Level for Amibroker (AFL)

Gann level plotter for Amibroker (AFL)

_SECTION_BEGIN("Price");
SetChartOptions(0,chartShowArrows|chartShowDates);
_N(Title = StrFormat("{{NAME}} - {{INTERVAL}} {{DATE}} Open %g, Hi %g, Lo %g,
Close %g (%.1f%%) Vol " +WriteVal( V, 1.0 ) +" {{VALUES}}", O, H, L, C,
SelectedValue( ROC( C, 1 )) ));
Plot( C, "Close", ParamColor("Color", colorOrange ), styleNoTitle |
ParamStyle("Style") | GetPriceStyle() );


YH=HHV(Close,365);
YEL=LLV(Close,365);
YCENTRE=(YH+YEL)/2;
yhov=IIf(Close>ycentre,yEL,yel);
g1=sqrt(yEL);
x1=Param("GANN MULTIPLIER",2,0.5,5,0.5);
L0=floor((g1-1*X1)^2);
L1=floor((g1-0*x1)^2);
L2=floor((g1+1*x1)^2);
L3=floor((g1+3*x1)^2);
L4=floor((g1+4*x1)^2);
L5=floor((g1+5*x1)^2);
L6=floor((g1+6*x1)^2);
L7=floor((g1+7*x1)^2);
L8=floor((g1+8*x1)^2);
L9=floor((g1+9*x1)^2);
L10=floor((g1+10*x1)^2);
L11=floor((g1+11*x1)^2);
L12=floor((g1+12*x1)^2);
L13=floor((g1+13*X1)^2);
L14=floor((g1+14*X1)^2);
L15=floor((g1+15*X1)^2);
L16=floor((g1+16*X1)^2);
L17=floor((g1+17*X1)^2);
L18=floor((g1+18*X1)^2);
L19=floor((g1+19*X1)^2);
L20=floor((g1+20*X1)^2);

Cx=C+0.12345;

x=IIf(Cx>L0 AND cx<L1,L0,IIf(cx>L1 AND cx<L2,L1,IIf(cx>L2 AND cx<L3,L2,IIf(cx>L3
AND cx<L4,L3,IIf(cx>L4 AND cx<L5,L4,IIf(cx>L5 AND cx<L6,L5,IIf(cx>L5 AND
cx<L7,L6,IIf(cx>L7 AND cx<L8,L7,IIf(cx>L8 AND cx<L9,L8,IIf(cx>L9 AND
cx<L10,L9,IIf(cx>L10 AND cx<L11,L10,IIf(cx>L11 AND cx<L12,L11,IIf(cx>L12 AND
cx<L13,L12,IIf(cx>L13 AND cx<L14,L13,IIf(cx>L14 AND cx<L15,L14,IIf(cx>L15 AND
cx<L16,L15,IIf(cx>L16 AND cx<L17,L16,IIf(cx>L17 AND cx<L18,L17,IIf(cx>L18 AND
cx<L19,L18,IIf(cx>L19 AND cx<L20,L19,L20))))))))))))))))))));
p=IIf(x==L0,L0,IIf(x==L1,L1,IIf(x==L2,L2,
IIf(x==L3,L3,IIf(x==L4,L4,IIf(x==L5,L5, IIf(x==L6,L6 ,IIf(x==L6,L6 ,
IIf(x==L7,L7 ,IIf(x==L8,L8 ,IIf(x==L9,l9,IIf(x==L10,L10
,IIf(x==L11,L11,IIf(x==L12,L12,IIf(x==L13,L13,IIf(x==L14,L14,IIf(x==L15,L15,IIf(x==L16,L16,IIf(x==L17,L17,IIf(x==L18,L18,IIf(x==L19,L19,IIf(x==L20,L20,L20))))))))))))))))))))));
q=IIf(x==L0,L1,IIf(x==L1,L2,IIf(x==L2,L3,
IIf(x==L3,L4,IIf(x==L4,L5,IIf(x==L5,L6, IIf(x==L6,L7 ,IIf(x==L6,L8 ,
IIf(x==L7,L8 ,IIf(x==L8,L9 ,IIf(x==L9,L10,IIf(x==L10,L11
,IIf(x==L11,L12,IIf(x==L12,L13,IIf(x==L13,L14,IIf(x==L14,L15,IIf(x==L15,L16,IIf(x==L16,L17,IIf(x==L17,L18,IIf(x==L18,L19,IIf(x==L19,L20,IIf(x==L20,L20,L20))))))))))))))))))))));
r=IIf(x==L0,L2,IIf(x==L1,L3,IIf(x==L2,L4,
IIf(x==L3,L5,IIf(x==L4,L6,IIf(x==L5,L7, IIf(x==L6,L8 ,IIf(x==L6,L9 ,
IIf(x==L7,L9 ,IIf(x==L8,L10 ,IIf(x==L9,L11,IIf(x==L10,L12
,IIf(x==L11,L13,IIf(x==L12,L14,IIf(x==L13,L15,IIf(x==L14,L16,IIf(x==L15,L17,IIf(x==L16,L18,IIf(x==L17,L19,IIf(x==L18,L20,IIf(x==L19,L20,IIf(x==L20,L20,L20))))))))))))))))))))));


Plot(p,"support if falls below",colorBlack,styleDots);
Plot(q,"crucial if crosses this",colorBlue,styleDots);
Plot(r,"target or resistance",colorRed,styleDots);
Plot((r-((r-q)/2)),"intermediatelevel",colorLightGrey,styleDots);
Plot((p+((q-p)/2)),"intermediatelevel2",colorLightGrey,styleDots);