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BollingerLine indicator for Amibroker (AFL)
Rating:
3 / 5 (Votes 3)
Tags:
oscillator, amibroker, optimize
BollingerLine indicator between bollingerbands.
Good to determine early changes.
Screenshots
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Indicator / Formula
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | _SECTION_BEGIN("_BollingerLine Indicator");GraphXSpace=7;periods = Optimize("periods ",Param("periods ",20,1,48,1),1,48,1);width = Optimize("width ",Param("width ",2,0.1,10,0.1),2,2,0.1);C1 = C - BBandBot( Close, periods, width) ;C2 = BBandTop (Close,periods,width) - BBandBot( Close, periods, width);R = (C1 / C2)*100;RS = (AMA( C1, 0.5 ) / AMA( C2, 0.5 ))*100; //smoothuptrend = r > Ref(r,-1);downtrend = r < Ref(r,-1);uptrendS = rs > Ref(rs,-1);downtrendS = rs < Ref(rs,-1);BS = ParamToggle("smooth","No|Yes",1);BN = ParamToggle("normal","No|Yes",0);if (BS) Plot( RS , " smooth ", IIf(( uptrendS ), colorGreen, colorRed ));if (BS) Plot ( 2, "", IIf( uptrendS , colorGreen, IIf( downtrendS , colorRed, colorPink )), styleOwnScale|styleArea|styleNoLabel, -0.5, 100 );if (BN) Plot( R , " normal ", IIf(( uptrend ), colorGreen, colorRed ));if (BN) Plot ( 4, "", IIf( uptrend, colorGreen, IIf( downtrend, colorRed, colorPink )), styleOwnScale|styleArea|styleNoLabel, -0.5, 100 );_SECTION_END();_SECTION_BEGIN("Bollinger Bands");P = rs ;//ParamField("Price field",-1);Periods = Param("Periods", 15, 2, 100, 1 );Width = Param("Width", 2, 0, 10, 0.05 );Color = ParamColor("Color", colorLightGrey );Style = ParamStyle("Style", styleLine | styleNoLabel ) | styleNoLabel;bbt = BBandTop( P, Periods, Width );bbb = BBandBot( P, Periods, Width );Plot( bbt , "BBTop" + _PARAM_VALUES(), colorBlack, Style ); Plot( bbb , "BBBot" + _PARAM_VALUES(), colorBlack, Style ); PlotOHLC( bbt, bbt, bbb, bbb, "", ColorBlend( Color, colorWhite, 0.9 ), styleNoLabel | styleCloud | styleNoRescale, Null, Null, Null, -1 );_SECTION_END();bbm = (bbb + bbt) / 2; // middle bollingerbandsf= Optimize("colored bandsize factor",Param("colored bandsize factor",7,1,21,1),1,21,1);bbmf = (bbm / 100) * f;bwup = (bbt - bbmf);bwlo = (bbb + bbmf);PlotOHLC (bbb ,bbb ,bwlo ,bwlo ,"lowercloud",colorPink,styleCloud,0,0,0);PlotOHLC (bbt ,bbt ,bwup ,bwup ,"uppercloud",colorBrightGreen,styleCloud,0,0,0);Plot( bbm , "BBMiddle" + _PARAM_VALUES(), colorPink, styleDashed );b1= C > O AND L>Ref(L,-1) AND (Ref(L,-1) > Ref(L,-2) OR (C>Ref(O,-1) AND O<Ref(H,-1)));b2= rs > Ref(rs,-1) AND rs < bwup AND Ref(rs,-1) < Ref(bwup,-1);s1= C < O AND H<Ref(H,-1) AND (Ref(H,-1)< Ref(H,-2) OR (C<Ref(O,-1) AND O>Ref(L,-1)));s2= rs < Ref(rs,-1) AND rs > bwlo AND Ref(rs,-1) > Ref(bwlo,-1);Buy = b1 AND b2;Sell = s1 AND s2;//Plot( 5, /* defines the height of the ribbon in percent of pane width */"ribbon",//IIf( Buy , colorLightBlue, IIf( Sell , colorOrange, colorLavender )), /* choose color *///styleOwnScale|styleArea|styleNoLabel, -0.5, 100 ); |
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error in line 52
szgolyas, use latest amibroker version
Hey Dryden, thank you very much for this AFL,
I was using this strategy, however your indicator added more edge to it.
Thank you again