spinning top finder.txt

//@version=4
study(title = "Spinning top finder", overlay = true)

st_min_thickness = input(title="Spinning top min. thickness (%)", type=input.float, defval=2, minval=0, maxval=80, step=0.2)
st_max_thickness = input(title="Spinning top max. thickness (%)", type=input.float, defval=20, minval=0, maxval=80, step=0.2)
st_range = input(title="Spinning top range length (%)", type=input.float, defval=75, minval=0, maxval=80, step=0.2)

candle_length = (high-low)
range_length = ((st_range/100) * candle_length)
half_candle = (candle_length / 2)
range_half = (range_length / 2)
upper_limit = (half_candle + range_half) + low
lower_limit = (half_candle - range_half) + low


green_st = (close > open and (close <= upper_limit and open <= upper_limit) and (close >= lower_limit and open >= lower_limit) and (abs(open-close)/(high-low))*100 <= st_max_thickness and (abs(open-close)/(high-low))*100 >= st_min_thickness)
red_st = (close < open and (close <= upper_limit and open <= upper_limit) and (close >= lower_limit and open >= lower_limit) and (abs(open-close)/(high-low))*100 <= st_max_thickness and (abs(open-close)/(high-low))*100 >= st_min_thickness)

plotshape(green_st,title="ST",text='ST',color=color.green, style=shape.arrowdown,location=location.abovebar)
plotshape(red_st,title="ST",text='ST',color=color.red, style=shape.arrowdown,location=location.abovebar)