_SECTION_BEGIN("MAMA");
SetBarsRequired( 10000, 10000 );
SetChartOptions(0,chartShowArrows|chartShowDates);
prc = ( High + Low ) / 2;
fastlimit = 0.5;
slowlimit = 0.05;
pi=4*atan(1);
    RTD=180/pi;
    DTR=pi/180;

Cyclepart=Param("Alpha",0.5,0.1,1,0.1);
   
Smooth[0] = Period = Detrender[0] = I1[0] = Q1[0] = 0;
phase[0]=deltaphase[0]=MAMA[0]=FAMA[0]=0;
for ( i = 6; i < BarCount; i++ )
{
Smooth[i] = ( 4 * prc[i] + 3 * prc[i-1] + 2 * prc[i-2] + prc[i-3] ) / 10;
AmpCorr[i] = 0.075 * Period[i-1] + 0.54;
Detrender[i] = ( 0.0962 * Smooth[i] + 0.5769 * Smooth[i-2] - 0.5769 * Smooth[i-4] - 0.0962 * Smooth[i-6] ) * AmpCorr[i];
Q1[i] = ( 0.0962 * Detrender[i] + 0.5769 * Detrender[i-2] - 0.5769 * Detrender[i-4] - 0.0962 * Detrender[i-6] ) * AmpCorr[i];
I1[i] = Detrender[i-3];
if (I1[i] != 0) phase[i] = DTR*360/atan(q1[i]/I1[i]);
deltaphase[i]=phase[i-1]-phase[i];
if (deltaphase[i] <1) deltaphase[i]=1;
alpha[i]=fastlimit[i]/deltaphase[i];
if (alpha[i] < slowlimit[i]) alpha[i]=slowlimit[i];
MAMA[i]=alpha[i] * prc [i] +(1-alpha[i])*MAMA[i-1];
FAMA[i]=Cyclepart*alpha[i] * prc [i] +(1-Cyclepart*alpha[i])*FAMA[i-1];
}

Plot( MAMA, "MAMA", colorTurquoise, styleLine|styleThick );
Plot( FAMA, "FAMA", colorYellow, styleLine|styleThick );
PlotOHLC(O,H,L,C,"MAMA",IIf(MAma>fama,colorLime,colorRed),styleBar|styleThick);
_SECTION_END();

_SECTION_BEGIN("SYSTEM");
BuySetupValue=ValueWhen(Cross(MAMA,FAMA),H,1);
SellsetupValue=ValueWhen(Cross(FAMA,MAMA),L,1);
Buysetup =Cross(MAMA,FAMA) ;
Sellsetup = Cross(FAMA,MAMA);
Longa = Flip(Buysetup,Sellsetup);
shrta = Flip(Sellsetup,Buysetup);
Buy=Longa AND Cross(C,BuySetupValue);
Sell=shrta AND Cross(SellsetupValue,C);
Buy = ExRem(Buy,Sell);
Sell = ExRem(Sell,Buy);
t1= Flip(Buy,Sell);
t2= Flip(Sell,Buy);
BPrice=ValueWhen(t1 AND Ref(t1,-1)==0,C,1);
SPrice=ValueWhen(t2 AND Ref(t2,-1)==0,C,1);
GraphXSpace = 5;
dist = 1.5*ATR(20); 
for( i = 0; i < BarCount; i++ ) 
{ 
if( Buy[i] ) PlotText( "" + C[ i ], i, L[ i ]-dist[i], colorLime ); 
if( Sell[i] ) PlotText( "" + C[ i ], i, H[ i ]+dist[i], colorYellow ); 
} 
_SECTION_END();
//=================TITLE================================================================================================
_SECTION_BEGIN("Title");
if( Status("action") == actionIndicator ) 
(
Title = EncodeColor(colorWhite)+ "MAMA Poistional System" + " - " +  Name() + " - " + EncodeColor(colorRed)+ Interval(2) + EncodeColor(colorWhite) +
 "  - " + Date() +" - "+"\n" +EncodeColor(colorYellow) +"Op-"+O+"  "+"Hi-"+H+"  "+"Lo-"+L+"  "+
"Cl-"+C+"  "+ "Vol= "+ WriteVal(V)+"\n"+ 
EncodeColor(colorLime)+
WriteIf (Buy , " GO LONG / Reverse Signal at "+C+"  ","")+
WriteIf (Sell , " EXIT LONG / Reverse Signal at "+C+"  ","")+"\n"+EncodeColor(colorWhite)+
WriteIf(Sell , "Total Profit/Loss for the Last Trade Rs."+(C-BPrice)+"","")+
WriteIf(Buy  , "Total Profit/Loss for the Last trade Rs."+(SPrice-C)+"","")+
WriteIf(Longa AND NOT Buy, "Trade : Long - Entry price Rs."+(BPrice),"")+
WriteIf(shrta AND NOT Sell, "Trade : Short - Entry price Rs."+(SPrice),"")+"\n"+ 
WriteIf(Longa AND NOT Buy, "Current Profit/Loss Rs."+(C-BPrice)+"","")+
WriteIf(shrta AND NOT Sell, "Current Profit/Loss Rs."+(SPrice-C)+"",""));
PlotShapes(IIf(Buy, shapeSquare, shapeNone),colorGreen, 0, L, Offset=-40);
PlotShapes(IIf(Buy, shapeSquare, shapeNone),colorLime, 0,L, Offset=-50);                      
PlotShapes(IIf(Buy, shapeUpArrow, shapeNone),colorWhite, 0,L, Offset=-45); 
PlotShapes(IIf(Sell, shapeSquare, shapeNone),colorRed, 0, H, Offset=40);
PlotShapes(IIf(Sell, shapeSquare, shapeNone),colorOrange, 0,H, Offset=50);                      
PlotShapes(IIf(Sell, shapeDownArrow, shapeNone),colorWhite, 0,H, Offset=-45);
_SECTION_END();
WriteVal(BuyPrice);
WriteVal(Longa);
WriteVal(t1);
WriteVal(SellPrice);
WriteVal(shrta);
_SECTION_END();
//=========================== Back ground Text ===================
_SECTION_BEGIN("Background text");
GfxSetOverlayMode(1);
GfxSelectFont("Tahoma", Status("pxheight")/6 );
GfxSetTextAlign( 6 );// center alignment
//GfxSetTextColor( ColorRGB( 60, 45, 80 ) );
GfxSetTextColor( ColorHSB( 42, 42, 42 ) );
//GfxSetTextColor( ColorHSB( 5, 5,242) );
GfxSetBkMode(0); // transparent
GfxTextOut( Name(), Status("pxwidth")/2, Status("pxheight")/12 );
GfxSelectFont("Tahoma", Status("pxheight")/12 );
GfxTextOut( "MAMA System", Status("pxwidth")/2, Status("pxheight")/3 );
GfxSelectFont("Tahoma", Status("pxheight")/20 );
GfxTextOut( "@ www.tatechnics.in", Status("pxwidth")/2, Status("pxheight")/2 );
GfxSelectFont("Tahoma", Status("pxheight")/40);
GfxTextOut( "www.tatechnics.in", Status("pxwidth")/7, Status("pxheight")/6);

_SECTION_END();