DODA BAND BUY SELL for Amibroker (AFL)

_SECTION_BEGIN("Price Chart");
bgTop = ParamColor("BgTop", colorBlack);
bgBot = ParamColor("BgBottom", colorBlack);
SetChartBkGradientFill( bgTop ,bgBot, colorBlack);

pStyle = ParamList("Price Style", "Candle|Solid Candle|Bar|Line|Heikin-Ashi",2);
cBull = ParamColor("Price Bull", colorBrightGreen);
CBear = ParamColor("Price Bear", colorRed);
cLine = ParamColor("Price Line", colorOrange);

SetChartOptions(0,chartShowArrows|chartShowDates);
_N(Title = StrFormat("{{NAME}}- {{INTERVAL}} {{DATE}} O= %g, H= %g, L= %g, C= %g (%.1f%%) V= " +WriteVal( V, 1.0 ) +"\n{{VALUES}}", O, H, L, C,

SelectedValue( ROC( C, 1 )) ));

ThisStyle = styleCandle;
ThisTitle = "";

_O=O; _C=C; _H=H; _L=L;

ThisColor = IIf( _C>_O, cBull, IIf(_C<_O, CBear, CLine));


switch (pStyle )
{

case "Solid Candle":
SetBarFillColor( ThisColor );
break;


case "Bar":
ThisStyle = styleBar;
break;

case "Line":
ThisStyle = styleLine;
ThisColor = cLine;
break;


case "Heikin-Ashi":
_C = (O+H+L+C)/4;
_O = AMA( Ref( _C, -1 ), 0.5 );
_H = Max( H, Max( _C, _O ) );
_L = Min( L, Min( _C, _O ) );

ThisColor = IIf(_C >= _O,CBull, CBear);
SetBarFillColor( ThisColor );

ThisColor = IIf(_C >= _O,cLine, cLine);
ThisTitle = "Heikin-Ashi";
break;

default:
SetBarFillColor( ThisColor );
ThisColor = cLine;

break;

}

PlotOHLC( _O, _H, _L, _C, ThisTitle, ThisColor, ThisStyle);
GraphXSpace = 8;

_SECTION_END();



_SECTION_BEGIN("BandStop");
/* Done by Rajandran R */
/* Author of www.marketcalls.in */
// BBands_Stop_v1.mq4 by igorad2004@list.ru
// translation in Amibroker AFL, E.M.Pottasch, 2011

// Modified By KelvinHand

Length=Param("Length",20, 2); // Bollinger Bands Period
Deviation=Param("Deviation",2);
// Deviation was 2
MoneyRisk=Param("Money Risk", 1);

LineStyle=ParamToggle("Display line mode", "No|Yes", 1); // Display line mode: 0-no,1-yes
cUpTrendLine = ParamColor("UpTrendLine", colorGreen);
cDnTrendLine = ParamColor("DownTrendLine", colorRed);

// Offset Factor
TurnedUp=Nz(StaticVarGet("TurnedUp"));
TurnedDown=Nz(StaticVarGet("TurnedDown"));
SoundON = ParamToggle("Sound","Off|On",1);


procedure CalcTrend_proc(bbtop,bbbot,Length,MoneyRisk,SoundON,TurnedUp,TurnedDown)
{
global UpTrendLine;
global DownTrendLine;
global smax;
global smin;

UpTrendLine=Null;
DownTrendLine=Null;
smax=Null;
smin=Null;
trend=0;


for (i=Length+1; i<BarCount; i++)   
{
smax[i]=bbtop[i];
smin[i]=bbbot[i];
if (C[i]>smax[i-1]) trend=1;
if (C[i]<smin[i-1]) trend=-1;
if(trend>0 && smin[i]<smin[i-1]) smin[i]=smin[i-1];
if(trend<0 && smax[i]>smax[i-1]) smax[i]=smax[i-1];
bsmax[i]=smax[i]+0.5*(MoneyRisk-1)*(smax[i]-smin[i]);
bsmin[i]=smin[i]-0.5*(MoneyRisk-1)*(smax[i]-smin[i]);
if(trend>0 && bsmin[i]<bsmin[i-1]) bsmin[i]=bsmin[i-1];
if(trend<0 && bsmax[i]>bsmax[i-1]) bsmax[i]=bsmax[i-1];
if (trend>0)
{
UpTrendLine[i]=bsmin[i];
if (SoundON==True && !TurnedUp && i==BarCount-1 && IsEmpty(UpTrendLine[i-1]))
{
Say("Bollinger Bands going Up");
TurnedUp=StaticVarSet("TurnedUp",1);
TurnedDown=StaticVarSet("TurnedDown",0);

}
}

if (trend<0)
{
DownTrendLine[i]=bsmax[i];
if (SoundON==True && !TurnedDown && i==BarCount-1 && IsEmpty(DownTrendLine[i-1]))
{
Say("Bollinger Bands going Down");
TurnedUp=StaticVarSet("TurnedUp",0);
TurnedDown=StaticVarSet("TurnedDown",1);
}
} //if (trend<0)
} //for
} //procedure

bbtop=BBandTop(C,Length,Deviation);
bbbot=BBandBot(C,Length,Deviation);

CalcTrend_proc(bbtop,bbbot,Length,MoneyRisk,SoundON,TurnedUp,TurnedDown);
UpTrendSigNal=UpTrendLine AND IsEmpty(Ref(UpTrendLine,-1));
DownTrendSigNal=DownTrendLine AND IsEmpty(Ref(DownTrendLine,-1));

DisplayStyle = styleNoLabel|styleDots|styleNoTitle;
if(LineStyle == 0) DisplayStyle |= styleNoLine;


Plot(UpTrendLine,"UPTRENDLINE",cUpTrendLine,DisplayStyle);
Plot(DownTrendLine,"DOWNTRENDLINE",cDnTrendLine,DisplayStyle) ;

PlotShapes(IIf(UpTrendSignal,shapeCircle,shapeNone ),cUpTrendLine,0,bbbot,0);
PlotShapes(IIf(DownTrendSignal,shapeCircle,shapeNone),cDnTrendLine,0,bbtop,0);
_SECTION_END();

_SECTION_BEGIN("Wave Channel");

cOutLine = ParamColor("Outer Line", colorBlue);
cMidLine = ParamColor("Mid Line", colorGrey40);

Plot( MA(C, 34), "", cMidLine, styleNoLabel);
Plot( MA(H, 34), "", cOutLine, styleThick|styleNoLabel);
Plot( MA(L, 34), "", cOutLine, styleThick|styleNoLabel);

_SECTION_END();