| snappyfrog 749 posts
 msg #159588
 - Ignore snappyfrog
 | 9/15/2022 10:28:18 AM 
 I am terrible at coding, so I was hoping some of you would be able to convert this to
 something usable in SF.  This is a tradingview code.
 
 // © Dreadblitz
 //@version=4
 study(shorttitle="FLI", title="Follow Line Indicator", overlay=true)
 //
 BBperiod      = input(defval = 21,     title = "BB Period",    type = input.integer, minval = 1)
 BBdeviations  = input(defval = 1.00,     title = "BB Deviations",    type = input.float, minval = 0.1, step=0.05)
 UseATRfilter  = input(defval = true, title = "ATR Filter",  type = input.bool)
 ATRperiod     = input(defval = 5,     title = "ATR Period",    type = input.integer, minval = 1)
 hl            = input(defval = false, title = "Hide Labels",  type = input.bool)
 //
 BBUpper=sma (close,BBperiod)+stdev(close, BBperiod)*BBdeviations
 BBLower=sma (close,BBperiod)-stdev(close, BBperiod)*BBdeviations
 //
 TrendLine = 0.0
 iTrend = 0.0
 buy = 0.0
 sell = 0.0
 //
 BBSignal = close>BBUpper? 1 : close//
 if BBSignal == 1 and UseATRfilter == 1
 TrendLine:=low-atr(ATRperiod)
 if TrendLine        TrendLine:=TrendLine[1]
 if BBSignal == -1 and UseATRfilter == 1
 TrendLine:=high+atr(ATRperiod)
 if TrendLine>TrendLine[1]
 TrendLine:=TrendLine[1]
 if BBSignal == 0 and UseATRfilter == 1
 TrendLine:=TrendLine[1]
 
 //
 if BBSignal == 1 and UseATRfilter == 0
 TrendLine:=low
 if TrendLine        TrendLine:=TrendLine[1]
 if BBSignal == -1 and UseATRfilter == 0
 TrendLine:=high
 if TrendLine>TrendLine[1]
 TrendLine:=TrendLine[1]
 if BBSignal == 0 and UseATRfilter == 0
 TrendLine:=TrendLine[1]
 //
 iTrend:=iTrend[1]
 if TrendLine>TrendLine[1]
 iTrend:=1
 if TrendLine    iTrend:=-1
 //
 buy:=iTrend[1]==-1 and iTrend==1 ? 1 : na
 sell:=iTrend[1]==1 and iTrend==-1? 1 : na
 //
 plot(TrendLine, color=iTrend > 0?color.blue:color.red ,style=plot.style_line,linewidth=2,transp=0,title="Trend Line")
 plotshape(buy == 1 and hl == false? TrendLine-atr(8) :na, text='💣', style= shape.labelup, location=location.absolute, color=color.blue, textcolor=color.white, offset=0, transp=0,size=size.auto)
 plotshape(sell == 1 and hl == false ?TrendLine+atr(8):na, text='🔨', style=shape.labeldown, location=location.absolute, color=color.red, textcolor=color.white, offset=0, transp=0,size=size.auto)
 //
 alertcondition(sell == 1 ,title="Sell",message="Sell")
 alertcondition(buy == 1 ,title="Buy",message="Buy")
 alertcondition(buy == 1 or sell == 1 ,title="Buy/Sell",message="Buy/Sell")
 
 
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