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Highly Accurate Buy Sell Zone - Amibroker AFL Code

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Highly Accurate Buy Sell Zone

_SECTION_BEGIN("");


 k=Param("multiplication factor", 1,0.5,5,0.1);
 period=k*9;

 VS_raw = 2.5 * EMA(ATR(1), period);

 // for longs, VS line is below price

 loline = VS_below_price = HHV(Close, period) - VS_raw;

 // for shorts, VS line is above price

 hiline = VS_above_price = LLV(Close, period) + VS_raw;

 between = IIf (C < hiline AND C > loline, 1, 0);

 up = IIf(C > hiline OR (H > Ref(H, -1) AND H > hiline), 1, 0);

 dn = IIf(C < loline OR (L < Ref(L, -1) AND L < loline), 1, 0);

 upcond = IIf(between AND BarsSince(up) < BarsSince(dn) , 1, 0);

 dncond = IIf(between AND BarsSince(dn) < BarsSince(up) , 1, 0);

 upline = IIf(up OR upcond, loline, Null);

 dnline = IIf(dn OR dncond, hiline, Null);

 Plot(C, "", colorLightGrey, styleCandle);

 Plot(upline, "UL", colorGreen, styleStaircase) ;

 Plot(dnline, "DL", colorRed, styleStaircase) ;
 Buy=upline;
 Sell=dnline;
 Buy=ExRem(Buy,Sell);
 Sell=ExRem(Sell,Buy);
 PlotShapes(Buy*shapeUpArrow,colorGreen);
 PlotShapes(Sell*shapeDownArrow,colorRed);


 /**** END ****/

 _SECTION_BEGIN("Background");
 SetChartOptions(0,chartShowArrows|chartShowDates);
 if( ParamToggle("Tooltip shows", "All Values|Only Prices" ) )
 {
 ToolTip=StrFormat("Open: %g\nHigh: %g\nLow: %g\nClose: %g
 (%.1f%%)\nVolume: "+NumToStr( V, 1 ), O, H, L, C, SelectedValue( ROC( C, 1
 )));
 }

 SetChartBkColor(ParamColor("Outer panel color ",colorBlack)); // color of outer border 
 SetChartBkGradientFill( ParamColor("Inner panel color upper half",colorDarkTeal),
 ParamColor("Inner panel color lower half",colorBlack)//color of inner panel
 ,ParamColor("behind Text Color", colorRed));
 _SECTION_END(); 
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