//@version=2
study("WH Heiken Ashi Overlay Simple", "Heiken Ashi", overlay=true)

showEMAs = input("Show EMAs", type=bool)

c = (high + low + close) / 3
o = na(o[1]) ? (open + close) / 2 : (o[1] + c[1]) / 2
h = max(high, max(o, c))
l = min(low, min(o, c))

col = c > o ? green : red

plotcandle(o, h, l, c, "Heiken Ashi", col, white)
//plot(close[1], trackprice=true, offset=-99999, color=red)
plot(ema(hlc3, 5),color=yellow,linewidth=2,offset=3)

//plot(ema(hlc3, 21),color=red,linewidth=1,offset=5)
//plot(ema(hlc3, 255),color=green,linewidth=1,offset=8)