Perfect Trend Indicator With Buy Sell Arrows - Amibroker AFL Code

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Perfect Trend Indicator With Buy Sell Arrows

//NMA System Modified by Cas
_SECTION_BEGIN("graph");   
SetChartOptions(0,chartShowArrows|chartShowDates);     
gxs=Param("GRAPH spaceing",10,5,50,5);  
GraphXSpace = gxs; 
strWeekday = StrMid("SunMonTueWedThuFriSat", SelectedValue(DayOfWeek())*3,3);
_SECTION_END(); 
_SECTION_BEGIN("NMA ");    
k =  Optimize("K",Param("K",1.75,1,5,0.25),1,5,0.25); 
Per= Optimize("atr",Param("atr",10,3,30,1),3,30,1); 
j=(O+H+L+C)/4; 
nm= (H-L);
rfsctor = WMA(nm, PER); 
revers = K * rfsctor; 
Trend = 1;   
NW[0] = 0;   
for(i = 1; i < BarCount; i++) 
{ 
 if(Trend[i-1] == 1)                 
 { 
  if(j[i] < NW[i-1])                  
  { 
   Trend[i] = -1;                    
   NW[i] = j[i] + Revers[i];         
  } 
  else                               
  { 
   Trend[i] = 1; 
   if((j[i] - Revers[i]) > NW[i-1]) 
   { 
    NW[i] = j[i] - Revers[i];  
   } 
   else 
   { 
    NW[i] = NW[i-1]; 
   } 
  }  
 } 
 if(Trend[i-1] == -1)                
 { 
  if(j[i] > NW[i-1])                 
  { 
   Trend[i] = 1;                     
   NW[i] = j[i] - Revers[i];         
  } 
  else                               
  { 
   Trend[i] = -1; 
   if((j[i] + Revers[i]) < NW[i-1])  
   { 
    NW[i] = j[i] + Revers[i];  
   } 
   else 
   { 
    NW[i] = NW[i-1]; 
   } 
  } 
 } 
} 

Plot(NW, "", IIf(Trend == 1, 6, 4), 4); 

//---------------trading  -------------

Buy=Cross(j,nw);
Short=Cross(nw,j);
Sell=Cross(nw,j);
Cover=Cross(j,nw);
Buy=ExRem(Buy,Sell);
Sell=ExRem(Sell,Buy);
Short=ExRem(Short,Cover);
Cover=ExRem(Cover,Short);
PlotShapes(IIf(Buy, shapeUpArrow, shapeNone),colorSkyblue, 0,Low,-15);  
PlotShapes(IIf(Sell, shapeHollowDownArrow, shapeNone),colorLightYellow, 0,High,-15);  
PlotShapes(IIf(Cover, shapeHollowUpArrow, shapeNone),colorTan, 0,Low,-25);  
PlotShapes(IIf(Short, shapeDownArrow, shapeNone),colorGold, 0,High,-25); 
//-----------end--------------
Long=Flip(Buy,Sell OR Cover); 
Shrt=Flip(Sell,Buy OR Cover); 
NOTrade= NOT (Long OR shrt); 
BuyPrice=ValueWhen(Buy,C);
SellPrice=ValueWhen(Sell,C);
ShortPrice=ValueWhen(Short,C);
CoverPrice=ValueWhen(Cover,C);
_SECTION_END();
grid_day = IIf(Day()!=Ref(Day(),-1),1,0);  
Plot(grid_day,"",colorDarkGrey,styleHistogram|styleDashed|styleNoLabel|styleOwnScale);
///--------------------------------------------------------------------------------------------------
Candletype=ParamList("Candle Type","Candle|Heinkin",0);
UpCandle = ParamColor("Up Color", colorBrightGreen ); 
DownCandle = ParamColor("Down Color", colorDarkRed );
Consolidation = ParamColor("Consolidation", colorBlack ); 
BG2a=HHV(LLV(L,4)+ATR(4),8); 
BR2a=LLV(HHV(H,4)-ATR(4),8);
if(Candletype=="Candle")
{
Candlecolor = IIf(Close>BG2a ,UpCandle,IIf(Close < BR2a,DownCandle,Consolidation)); 
SetBarFillColor( IIf(O <C, colorSeaGreen,colorOrange) ); 
Plot( Close, "Price", CandleColor, styleCandle ); 
TimeFrameSet( 2*Interval() );
BG2=HHV(LLV(L,4)+ATR(4),8); 
BR2=LLV(HHV(H,4)-ATR(4),8);
C1=C; 
TimeFrameRestore();
M5 = TimeFrameExpand(BG2,2*Interval(),expandFirst );
MM5=TimeFrameExpand( BR2,2*Interval(),expandFirst  );
cM5=TimeFrameExpand( C1, 2*Interval(),expandFirst  );
TimeFrameSet( 4*Interval() );
BG2=HHV(LLV(L,4)+ATR(4),8); 
BR2=LLV(HHV(H,4)-ATR(4),8); 
C1=C;  
TimeFrameRestore();
M15 = TimeFrameExpand(BG2,4*Interval(),expandFirst  );
MM15=TimeFrameExpand(BR2,4*Interval(),expandFirst  );
cM15=TimeFrameExpand( C1,4*Interval(),expandFirst  );
TimeFrameSet( 6*Interval() );
BG2=HHV(LLV(L,4)+ATR(4),8); 
BR2=LLV(HHV(H,4)-ATR(4),8);
C1=C; 
TimeFrameRestore();
M30 = TimeFrameExpand(BG2,6*Interval(),expandFirst  );
MM30=TimeFrameExpand(BR2,6*Interval(),expandFirst  );
cM30=TimeFrameExpand( C1,6*Interval(),expandFirst  );
TimeFrameSet( 8*Interval() );
BG2=HHV(LLV(L,4)+ATR(4),8); 
BR2=LLV(HHV(H,4)-ATR(4),8);
C1=C; 
TimeFrameRestore();
H1 = TimeFrameExpand(BG2 ,8*Interval(),expandFirst  );
HH1=TimeFrameExpand( BR2,8*Interval(),expandFirst  );
Ch1=TimeFrameExpand( C1,8*Interval(),expandFirst  );
TimeFrameSet( 16*Interval() );
BG2=HHV(LLV(L,4)+ATR(4),8); 
BR2=LLV(HHV(H,4)-ATR(4),8); 
C1=C;  
TimeFrameRestore();
H4 = TimeFrameExpand( BG2,16*Interval(),expandFirst  );
HH4=TimeFrameExpand( BR2,16*Interval(),expandFirst  );
cH4 = TimeFrameExpand( C1,16*Interval(),expandFirst  );
Com=("\n "+Name()+ " - Trend  in "+Candletype)+"\n "+
EncodeColor(colorLightGrey)+(""+Interval(2)+":")+
WriteIf(Close>BG2a,EncodeColor(colorLime)+" UP",WriteIf(Close<BR2a,EncodeColor(colorRed)+" DN",EncodeColor(colorGrey50)+" ~~"))+
EncodeColor(colorLightGrey)+("   "+2*Interval()/60+"m:")+
WriteIf(Cm5>M5,EncodeColor(colorLime)+"  UP",WriteIf(Cm5<MM5,EncodeColor(colorRed)+"  DN",EncodeColor(colorGrey50)+"  ~~"))+
EncodeColor(colorLightGrey)+("   "+4*Interval()/60+"m:")+
WriteIf(Cm15>M15,EncodeColor(colorLime)+"  UP",WriteIf(Cm15<MM15,EncodeColor(colorRed)+"   DN",EncodeColor(colorGrey50)+"   ~~"))+
EncodeColor(colorLightGrey)+("   "+6*Interval()/60+"m:")+
WriteIf(Cm30>M30,EncodeColor(colorLime)+"   UP",WriteIf(Cm30<MM30,EncodeColor(colorRed)+"    DN",EncodeColor(colorGrey50)+"    ~~"))+
EncodeColor(colorLightGrey)+("  "+8*Interval()/60+"m:")+
WriteIf(CH1>H1,EncodeColor(colorLime)+"      UP",WriteIf(CH1<HH1,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"     ~~"))+
EncodeColor(colorLightGrey)+("  "+16*Interval()/60+"m: ")+
WriteIf(Ch4>H4,EncodeColor(colorLime)+"       UP",WriteIf(Ch4<HH4,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"    ~~" ));
}
else if(Candletype=="Heinkin")
{
aC =(O+H+L+C)/4; 
aO = AMA( Ref( aC, -1 ), 0.5 );  
aH = Max( H, Max( aC, aO) ); 
aL = Min( L, Min( aC, aO) );
BGH=HHV(LLV(aL,4)+ATR(4),8); 
BRH=LLV(HHV(aH,4)-ATR(4),8);
co = IIf(ac>BGH ,UpCandle,IIf(ac < BRH,DownCandle,Consolidation));  
SetBarFillColor( IIf(aO <aC, colorSeaGreen,colorOrange) ); 
PlotOHLC(aO,ah,aL,ac ,"Price", Co, styleCandle ); 
TimeFrameSet( 2*Interval() );
BG2H=HHV(LLV(aL,4)+ATR(4),8); 
BR2H=LLV(HHV(aH,4)-ATR(4),8);
C1=aC; 
TimeFrameRestore();
H5 = TimeFrameExpand(BG2H,2*Interval(),expandFirst  );
MH5=TimeFrameExpand( BR2H,2*Interval(),expandFirst  );
cH5=TimeFrameExpand( C1, 2*Interval(),expandFirst  );
TimeFrameSet( 4*Interval() );
BG2H=HHV(LLV(aL,4)+ATR(4),8); 
BR2H=LLV(HHV(aH,4)-ATR(4),8); 
C1=aC;  
TimeFrameRestore();
H15 = TimeFrameExpand(BG2H,4*Interval(),expandFirst  );
MH15=TimeFrameExpand(BR2H,4*Interval(),expandFirst  );
cH15=TimeFrameExpand( C1,4*Interval(),expandFirst  );
TimeFrameSet( 6*Interval() );
BG2H=HHV(LLV(aL,4)+ATR(4),8); 
BR2H=LLV(HHV(aH,4)-ATR(4),8);
C1=aC; 
TimeFrameRestore();
H30 = TimeFrameExpand(BG2H,6*Interval(),expandFirst  );
MH30=TimeFrameExpand(BR2H,6*Interval(),expandFirst  );
cH30=TimeFrameExpand( C1,6*Interval(),expandFirst  );
TimeFrameSet( 8*Interval() );
BG2H=HHV(LLV(aL,4)+ATR(4),8); 
BR2H=LLV(HHV(aH,4)-ATR(4),8);
C1=aC; 
TimeFrameRestore();

H1A = TimeFrameExpand(BG2H ,8*Interval(),expandFirst  );
HH1A=TimeFrameExpand( BR2H,8*Interval(),expandFirst  );
Ch1A=TimeFrameExpand( C1,8*Interval(),expandFirst  );
TimeFrameSet( 16*Interval() );
BG2H=HHV(LLV(aL,4)+ATR(4),8); 
BR2H=LLV(HHV(aH,4)-ATR(4),8); 
C1=aC;  
TimeFrameRestore();
H4 = TimeFrameExpand( BG2H,16*Interval(),expandFirst  );
HH4=TimeFrameExpand( BR2H,16*Interval(),expandFirst  );
cH4 = TimeFrameExpand( C1,16*Interval(),expandFirst  );
Com=("\n "+Name()+ " - Trend  in  "+Candletype)+"\n "+
EncodeColor(colorLightGrey)+(""+Interval(2)+":")+
WriteIf(aC>BGH,EncodeColor(colorLime)+" UP",WriteIf(aC<BRH,EncodeColor(colorRed)+" DN",EncodeColor(colorGrey50)+" ~~"))+
EncodeColor(colorLightGrey)+("   "+2*Interval()/60+"m:")+
WriteIf(cH5>H5,EncodeColor(colorLime)+"  UP",WriteIf(cH5<MH5,EncodeColor(colorRed)+"  DN",EncodeColor(colorGrey50)+"  ~~"))+
EncodeColor(colorLightGrey)+("   "+4*Interval()/60+"m:")+
WriteIf(cH15>H15,EncodeColor(colorLime)+"  UP",WriteIf(cH15<MH15,EncodeColor(colorRed)+"   DN",EncodeColor(colorGrey50)+"   ~~"))+
EncodeColor(colorLightGrey)+("   "+6*Interval()/60+"m:")+
WriteIf(cH30>H30,EncodeColor(colorLime)+"   UP",WriteIf(cH30<MH30,EncodeColor(colorRed)+"    DN",EncodeColor(colorGrey50)+"    ~~"))+
EncodeColor(colorLightGrey)+("  "+8*Interval()/60+"m:")+
WriteIf(Ch1A>H1A,EncodeColor(colorLime)+"      UP",WriteIf(Ch1A<HH1A,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"     ~~"))+
EncodeColor(colorLightGrey)+("  "+16*Interval()/60+"m: ")+
WriteIf(Ch4>H4,EncodeColor(colorLime)+"       UP",WriteIf(Ch4<HH4,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"    ~~" ));
}
//---------------------------------------------------------------------------------------
Vr=ParamList("Index",List = "^NSEI,^NSEBANK,NIFTY_F1,RELIANCE.NS,SBIN.NS",0);  
SetForeign(Vr);
HaC =(O+H+L+C)/4; 
HaO = AMA( Ref( HaC, -1 ), 0.5 );  
HaH = Max( H, Max( HaC, HaO) ); 
HaL = Min( L, Min( HaC, HaO) );
HBG=HHV(LLV(HaL,4)+ATR(4),8); 
HBR=LLV(HHV(HaH ,4)-ATR(4),8); 
co = IIf(Hac>HBG ,colorAqua,IIf(Hac < HBR,colorCustom12,colorGrey50)); 
if( SetForeign(Vr) )
{Plot(2, "", Co,styleArea+styleOwnScale | styleNoLabel, -1, 100);
}else{
Plot(2, "", 1,styleArea+styleOwnScale | styleNoLabel, -1, 100);}


//=====================================================================================
TimeFrameSet( 2*Interval() );
BG2H=HHV(LLV(HaL,4)+ATR(4),8); 
BR2H=LLV(HHV(HaH,4)-ATR(4),8);
C1H=HaC; 
TimeFrameRestore();
M5H = TimeFrameExpand(BG2H,2*Interval(),expandFirst  );
MM5H=TimeFrameExpand( BR2H,2*Interval(),expandFirst  );
cM5H=TimeFrameExpand( C1H, 2*Interval(),expandFirst  );
TimeFrameSet( 4*Interval() );
BG2H=HHV(LLV(HaL,4)+ATR(4),8); 
BR2H=LLV(HHV(HaH,4)-ATR(4),8); 
C1H=HaC;  
TimeFrameRestore();
M15H = TimeFrameExpand(BG2H,4*Interval(),expandFirst  );
MM15H=TimeFrameExpand(BR2H,4*Interval(),expandFirst  );
cM15H=TimeFrameExpand( C1H,4*Interval(),expandFirst  );
TimeFrameSet( 6*Interval() );
BG2H=HHV(LLV(HaL,4)+ATR(4),8); 
BR2H=LLV(HHV(HaH,4)-ATR(4),8);
C1H=HaC; 
TimeFrameRestore();
M30H = TimeFrameExpand(BG2H,6*Interval(),expandFirst  );
MM30H=TimeFrameExpand(BR2H,6*Interval(),expandFirst  );
cM30H=TimeFrameExpand( C1H,6*Interval(),expandFirst  );
TimeFrameSet( 8*Interval() );
BG2H=HHV(LLV(HaL,4)+ATR(4),8); 
BR2H=LLV(HHV(HaH,4)-ATR(4),8);
C1H=HaC; 
TimeFrameRestore();
H1H = TimeFrameExpand(BG2H ,8*Interval(),expandFirst  );
HH1H=TimeFrameExpand( BR2H,8*Interval(),expandFirst  );
Ch1H=TimeFrameExpand( C1H,8*Interval(),expandFirst  );
TimeFrameSet( 16*Interval() );
BG2H=HHV(LLV(HaL,4)+ATR(4),8); 
BR2H=LLV(HHV(HaH,4)-ATR(4),8); 
C1H=HaC;  
TimeFrameRestore();
H4H = TimeFrameExpand( BG2H,16*Interval(),expandFirst  );
HH4H=TimeFrameExpand( BR2H,16*Interval(),expandFirst  );
cH4H = TimeFrameExpand( C1H,16*Interval(),expandFirst  ); 
RestorePriceArrays();

Comm2=("\n "+VR+ " - Phase  in  ")+"\n "+
EncodeColor(colorLightYellow)+(""+Interval(2)+":")+
WriteIf(Hac>HBG,EncodeColor(colorLime)+" UP",WriteIf(Hac < HBR,EncodeColor(colorRed)+" DN",EncodeColor(colorGrey50)+" ~~"))+
EncodeColor(colorLightYellow)+("   "+2*Interval()/60+"m:")+
WriteIf(cM5H>M5H,EncodeColor(colorLime)+"  UP",WriteIf(cM5H<MM5H,EncodeColor(colorRed)+"  DN",EncodeColor(colorGrey50)+"  ~~"))+
EncodeColor(colorLightYellow)+("   "+4*Interval()/60+"m:")+
WriteIf(cM15H>M15H,EncodeColor(colorLime)+"  UP",WriteIf(cM15H<MM15H,EncodeColor(colorRed)+"   DN",EncodeColor(colorGrey50)+"   ~~"))+
EncodeColor(colorLightYellow)+("   "+6*Interval()/60+"m:")+
WriteIf(cM30H>M30H,EncodeColor(colorLime)+"   UP",WriteIf(cM30H<MM30H,EncodeColor(colorRed)+"    DN",EncodeColor(colorGrey50)+"    ~~"))+
EncodeColor(colorLightYellow)+("  "+8*Interval()/60+"m:")+
WriteIf(Ch1H>H1H,EncodeColor(colorLime)+"      UP",WriteIf(Ch1H<HH1H,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"     ~~"))+
EncodeColor(colorLightYellow)+("  "+16*Interval()/60+"m: ")+
WriteIf(cH4H>H4H,EncodeColor(colorLime)+"       UP",WriteIf(cH4H<HH4H,EncodeColor(colorRed)+"      DN",EncodeColor(colorGrey50)+"    ~~" ));


//============
//=====Title================================================================================================ 
_SECTION_BEGIN("Title"); 
if( Status("action") == actionIndicator )  
( 
Title = EncodeColor(colorWhite)+ "NMA I.T v-3.5("+k+" - "+per+")" + " - " +  Name() + "-" + EncodeColor(colorRed)+ Interval(2) + EncodeColor(colorWhite) + 
 "  - " + Date() +"   -  "+ strWeekday +"  -  "+"\n" +EncodeColor(colorYellow) +"Op-"+O+"  "+"Hi-"+H+"  "+"Lo-"+L+"  "+ 
"Cl-"+C+"  "+ "Vol= "+ WriteVal(V)+"\n----------------------"+
EncodeColor(colorTan)+ Com+
EncodeColor(colorYellow)+Comm2+"\n---------system-------------"+"\n"+
EncodeColor(colorLime)+ 
WriteIf (Buy AND Ref(shrt,-1), " GO LONG / Reverse Signal at "+C+"  ","")+ 
WriteIf (Buy AND Ref(NOTrade,-1), " GO LONG at "+C+"  ","")+EncodeColor(colorRed)+   
WriteIf (Sell AND Ref(NOTrade,-1), " GO Short at "+C+"  ","")+ 
WriteIf (Sell AND Ref(Long,-1), " EXIT LONG / Reverse Signal at "+C+"  ","")+
WriteIf (Cover, " cover "+C+"  ",""));
_SECTION_END();
_SECTION_BEGIN("Background text");
SetChartOptions(0,chartShowArrows|chartShowDates);
C11=ParamColor("up panel",colorDarkOliveGreen );
C12=ParamColor("dn panel",colorDarkGrey );
C13=Param("fonts",20,10,30,1 );
C14=Param("left-right",2.1,1.0,5.0,0.1 );
C15=Param("up-down",12,1,20,1 );
Miny = Status("axisminy");
Maxy = Status("axismaxy");
lvb = Status("lastvisiblebar");
fvb = Status("firstvisiblebar");
pxwidth = Status("pxwidth");
pxheight = Status("pxheight");
GfxSetBkMode( 0 ); 
GfxSetOverlayMode(1);
GfxGradientRect(0,0,pxwidth, pxheight, C11, C12 ); 
GfxSelectFont("Tahoma", Status("pxheight")/C13 );
GfxSetTextAlign( 6 );
GfxTextOut( Name(), Status("pxwidth")/C14, Status("pxheight")/C15 );
GfxSelectFont("Tahoma", Status("pxheight")/C13*0.5 );
GfxTextOut( "VPA V2", Status("pxwidth")/C14, Status("pxheight")/C15*2.5 );
GfxSelectFont("Tahoma", Status("pxheight")/C13*0.5 );
GfxTextOut( " www.TAtechnics.in", Status("pxwidth")/C14, Status("pxheight")/C15*4 );
_SECTION_END();
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