Ichimoku v2 for Amibroker (AFL)

Title = "{{NAME}} - {{INTERVAL}} {{DATE}} - Ichimokku -11: {{VALUES}}";
// Optimizer can be used to find optimum periods for SL and TL 

SL_Prd = Optimize( "No_of_Days for SL", 22, 18, 24, 1 );
TL_Prd = Optimize( "No_of_Days for TL", 7, 5, 11, 1 );

SL = ( HHV( H, SL_Prd) + LLV( L, SL_Prd) )/2;
TL = ( HHV( H, TL_Prd) + LLV( L, TL_Prd) )/2;

Span1 = Ref( ( SL + TL )/2, -SL_Prd );
Span2 = Ref( (HHV( H, 2*SL_Prd) + LLV(L, 2*SL_Prd))/2, -SL_Prd);

MaxGraph = 6;
GraphXSpace = 15; /* create empty space of 15% top and bottom of chart */

Plot(SL,"SL",colorBlue,styleThick); // standard, base, or kijun-sen line
Plot(TL,"TL",colorRed,styleThick); // turning, conversion, or tenkan-sen line

Plot(Close,"Close",colorLightGrey,styleLine,styleThick); // price close

Buy  = Cross(C, TL); 
Sell = Cross(TL, C) ; 
Equity(1,0);

IIf( (Buy),PlotShapes(shapeUpArrow*Buy,colorBlue),0);
IIf( (Sell),PlotShapes(shapeDownArrow*Sell,colorRed),0);

Plot( Volume, _DEFAULT_NAME(), ParamColor("Color", colorBlueGrey ), ParamStyle( "Style", styleHistogram | styleOwnScale | styleThick, maskHistogram  ), 2 );


_SECTION_END();