KBand Buy Sell Signal

KBand Buy Sell Signal
 

//www.aflcode.com

SetChartBkGradientFill( ParamColor("Inner panel upper",colorBlack),ParamColor("Inner panel lower",colorBlack));

Length1 = Param("length1",3,1,81,2);
Length2 = Param("length2",13,2,200,2);

//  the moving average calculations
WMA1 = WMA(C,Length1);
WMA2 = WMA(C,Length2);
SMA1= MA(C,45);
//  the buy and sell logic
//  buy when wma1 crosses from below wma2 to above wma2.
Buy = Cross(WMA1,WMA2);
Sell = Cross(WMA2,WMA1);

Short = Sell;
Cover = Buy;

//  compute the equity for the single ticker
e = Equity();
Maxe = LastValue(Highest(e));
Plot(Close, "price",colorBrightGreen,styleCandle );

//  plot the wma lines.
Plot(WMA1,"wma1",colorGreen,styleLine);
Plot(WMA2,"wma2",colorBlue,styleLine);
Plot(SMA1,"",colorAqua,styleLine);
//  plot the buy and sell arrows.
shape = Buy * shapeUpArrow + Sell * shapeDownArrow;
PlotShapes(shape, IIf(Buy,colorAqua,colorRed), 0,IIf(Buy,Low,High));

//  plot the equity curve
Plot(e,"equity",colorBlue,styleLine|styleOwnScale,0,Maxe);
Plot(10000,"",colorBlue,styleLine|styleOwnScale,0,Maxe);
GraphXSpace = 5;

_SECTION_BEGIN("Keltner Bands");
P = ParamField("Price field",-1);
Periods = Param("Periods", 15, 2, 300, 1 );
Width = Param("Width", 2, 0, 10, 0.05 );
Color = ParamColor("Color", colorCycle );
Style = ParamStyle("Style");

CenterLine = MA( P, Periods );
KTop   = CenterLine + Width * ATR( Periods );
KBot = CenterLine - Width * ATR( Periods );

Plot( KTop, "KBTop" + _PARAM_VALUES(), Color, Style ); 
Plot( KBot, "KBBot" + _PARAM_VALUES(), Color, Style ); 
_SECTION_END();

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