// This source code is subject to the terms of the Mozilla Public License 2.0 at https://mozilla.org/MPL/2.0/
// © QuantCT

//@version=4
study("ACD PMA", overlay=true, resolution="1D")

ema1_period = input(title="EMA1 Period", defval=10)
ema2_period = input(title="EMA2 Period", defval=20)
ema3_period = input(title="EMA3 Period", defval=30)
show_bg = input(title="Show Background?", defval=true)

ema1 = ema(hlc3, ema1_period)
ema2 = ema(hlc3, ema2_period)
ema3 = ema(hlc3, ema3_period)

colors = 
 (rising(ema1, 1) and rising(ema2, 1) and rising(ema3, 1)) ? #27D600 :
 (not rising(ema1, 1) and not rising(ema2, 1) and not rising(ema3, 1)) ? #E30202 :
 color.orange


ema1_plot = plot(ema1, color=colors)
ema2_plot = plot(ema2, color=colors)
ema3_plot = plot(ema3, color=colors)

fill(ema1_plot, ema3_plot, color=show_bg ? colors : na, transp=50)