Aroon Oscillator

Aroon Oscillator for the Aroon indicator. This creates an oscillator out of the upper and lower aroon plots.
Comment: Don't forget to change the colors
Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

Want to use this script on a chart?
study(title="Aroon Oscillator", shorttitle="Aroon Oscillator", overlay=false)
length = input(14, minval=1)
upper = 100 * (highestbars(high, length+1) + length)/length
lower = 100 * (lowestbars(low, length+1) + length)/length
midp = 0
oscillator = upper - lower
osc = plot(oscillator, color=red)
mp = plot(midp)
top = plot(80)
bottom = plot(-80)

fill(osc, mp)