ASTRA

 //@version=4

strategy("EMPORIA", overlay=true)

[do]=security(syminfo.ticker, "D", [open], lookahead=barmerge.lookahead_on)

plotDHL=input(title="Plot PDH PDL", type=input.bool, defval=true)

PDH=security(syminfo.tickerid,"D",high)

PDL=security(syminfo.tickerid,"D",low)

PDC=security(syminfo.tickerid,"D",close)

HO=security(syminfo.tickerid,"D",PDH-PDL)

CO=security(syminfo.tickerid,"D",do-PDC)

HV=security(syminfo.tickerid,"D",PDC/HO)

plot(HV + do, title="R",color=color.blue,linewidth=3,trackprice=true)

plot(do - HV, title="S",color=color.blue,linewidth=3,trackprice=true)

plot(do-PDC/CO, title="High",color=color.black,linewidth=2,trackprice=true)

plot(do+PDC/CO, title="High",color=color.black,linewidth=2,trackprice=true)

plot(do+PDC/200, title="High",color=color.red,linewidth=4,trackprice=true)

plot(do-PDC/200, title="High",color=color.red,linewidth=4,trackprice=true)