Faulal Wilders SuperTrend

_SECTION_BEGIN("TREND");


SetBarsRequired(100000,0);
GraphXSpace = 15;

ea = Wilders (C,56);
eb = Wilders (C,70);
SetBarFillColor( IIf( ea > eb, colorGreen, colorRed ) );
Plot( C, "Price", IIf( ea > eb, colorGreen, colorRed ), styleCandle );
Buy = ea > eb AND TimeNum() > 092000 AND TimeNum() < 150000;
Sell = eb > ea OR TimeNum() > 150000;
Short = 0;
Cover = 0;
Buy = ExRem(Buy,Sell);
Sell = ExRem(Sell,Buy);
Short = ExRem(Short,Cover);
Cover = ExRem(Cover,Short);


SetTradeDelays(1,1,1,1);

_N(Title = StrFormat("{{NAME}} - {{INTERVAL}} {{DATE}} Open %g, Hi %g, Lo %g, Close %g (%.1f%%) {{VALUES}}", O, H, L, C, SelectedValue( ROC( C, 1 ) ) ));

Factor=Param("Factor",3,1,10,1);
Pd=Param("ATR Periods",100,1,100,1);
Up=(H+L)/2+(Factor*ATR(Pd));
Dn=(H+L)/2-(Factor*ATR(Pd));
iATR=ATR(Pd);
TrendUp=TrendDown=Null;
trend[0]=1;
changeOfTrend=0;
flag=flagh=0;

for (i = 1; i <BarCount; i++) {
TrendUp[i] = Null;
TrendDown[i] = Null;

trend[i]=1;


if (Close[i]>Up[i-1]) {
trend[i]=1;
if (trend[i-1] == -1) changeOfTrend = 1;

}
else if (Close[i]<Dn[i-1]) {
trend[i]=-1;
if (trend[i-1] == 1) changeOfTrend = 1;
}
else if (trend[i-1]==1) {
trend[i]=1;
changeOfTrend = 0;
}
else if (trend[i-1]==-1) {
trend[i]=-1;
changeOfTrend = 0;
}

if (trend[i]<0 && trend[i-1]>0) {
flag=1;
}
else {
flag=0;
}

if (trend[i]>0 && trend[i-1]<0) {
flagh=1;
}
else {
flagh=0;
}

if (trend[i]>0 && Dn[i]<Dn[i-1]){
Dn[i]=Dn[i-1];
}

if (trend[i]<0 && Up[i]>Up[i-1])
{ Up[i]=Up[i-1];
}

if (flag==1)
{ Up[i]=(H[i]+L[i])/2+(Factor*iATR[i]);;
}
if (flagh==1)
{ Dn[i]=(H[i]+L[i])/2-(Factor*iATR[i]);;
}
if (trend[i]==1) {
TrendUp[i]=Dn[i];
if (changeOfTrend == 1) {
TrendUp[i-1] = TrendDown[i-1];
changeOfTrend = 0;
}
}
else if (trend[i]==-1) {
TrendDown[i]=Up[i];
if (changeOfTrend == 1) {
TrendDown[i-1] = TrendUp[i-1];
changeOfTrend = 0;
}
}
}

Plot(TrendUp,"Trend",colorGreen);
Plot(TrendDown,"Down",colorRed);

Buy = trend==1;
Sell=trend==-1;

Buy=ExRem(Buy,Sell);
Sell=ExRem(Sell,Buy);
Short=Sell;
Cover=Buy;


BuyPrice=ValueWhen(Buy,C);
SellPrice=ValueWhen(Sell,C);
ShortPrice=ValueWhen(Short,C);
CoverPrice=ValueWhen(Cover,C);