// Downloaded From https://www.WiseStockTrader.com _SECTION_BEGIN("Marva Mid R-Line Signal"); x = Cum(1); lastx = LastValue( x ); Daysback = 10; aa = LastValue( LinRegIntercept( Close, Daysback) ); bb = LastValue( LinRegSlope( Close, Daysback ) ); y = Aa + bb * ( x - (Lastx - DaysBack) ); //Plot( Close, "Close", colorRose, styleCandle ); Plot( IIf( x >= (lastx - Daysback), y, -1e10 ), "LinReg", colorYellow ); per1=Param ("per1", 0.325,0.1,50,0.10); perc=per1; x1=BarIndex();xx=SelectedValue(x); t1=SelectedValue(ValueWhen(PeakBars(C,perc)==0,x)) ; H1=SelectedValue(ValueWhen(PeakBars(C,perc)==0,C)) ; t11=SelectedValue(ValueWhen(TroughBars(C,perc)==0, x)); H11=SelectedValue(ValueWhen(TroughBars(C,perc)==0, C)); g=t1>t11; shape=IIf(g,shapeHollowDownTriangle*(x==t1),shapeHollowUpTriangle*(x ==t11)); Color=IIf(g,colorRed,colorBrightGreen); PlotShapes(shape,color); _SECTION_END();