Jinqian168

//Created by Jinqian168.
//RSI, EMA of RSI, EMA of RSI's EMA, and Stochastic
study(title="Jinqian168", shorttitle="Jinqian168", overlay=false)
src = close, 
len = input(14, minval=1, title="RSI Length")
len2 = input(7, minval=1, title="EMA of RSI Length")
len3 = input(5, minval=1, title="EMA of eRSI Length")
up = rma(max(change(src), 0), len)
down = rma(-min(change(src), 0), len)
rsi = down == 0 ? 100 : up == 0 ? 0 : 100 - (100 / (1 + up / down))
eRSI = ema(rsi,len2)
eRSI_Avg = ema(eRSI,len3)

plot(rsi, title="RSI", style=line, linewidth=1, color=black)
plot(eRSI, title="EMA of RSI", style=line, linewidth=1, color=green)
plot(eRSI_Avg, title="EMA of eRSI", style=line, linewidth=1, color=red)
band1 = hline(70, title="OverBoughtRSI", linestyle=dashed, linewidth=1, color=purple)
band0 = hline(30, title="OverSoldRSI", linestyle=dashed, linewidth=1, color=purple)

length1 = input(5, minval=1), smoothK1 = input(3, minval=1), smoothD1 = input(3, minval=1)
k1 = ema(stoch(close, high, low, length1), smoothK1)
d1 = ema(k1, smoothD1)
plot(k1, title="FullK", color=blue)
plot(d1, title="FullD", color=gray)

h0 = hline(80, title="OverBoughtStochastic", linestyle=solid, linewidth=1, color=purple)
h1 = hline(20, title="OverSoldStochastic", linestyle=solid, linewidth=1, color=purple)