study(title="wh consolidation hma", shorttitle="wh consolidation hma", overlay=false)

l = input(34, minval = 1, title = "Length")
stddev = input(1.6185, minval = 1, title = "StdEv")
offset = input(1)
src = hlc3
len = input(9)
tick = syminfo.mintick

os=src

ma1=wma(os,3)/tick
ma2=wma(os,5)/tick
ma3=wma(os,7)/tick
ma4=wma(os,9)/tick
ma5=wma(os,12)/tick
ma6=wma(os,15)/tick
ma7=wma(os,30)/tick
ma8=wma(os,35)/tick
ma9=wma(os,40)/tick
ma10=wma(os,45)/tick
ma11=wma(os,50)/tick
ma12=wma(os,55)/tick

signal = (round((ma1 - ma2 + ma3 - ma4 + ma5 - ma6 + ma7 - ma8 + ma9 - ma10 + ma11 -ma12)))
hullma = wma(2*wma(signal, len/2)-wma(signal, len), round(sqrt(len)))

short = hullma[offset]
//short = wma(hullma[offset],2)

middle = ema(hullma, l)
offs = (stddev * stdev(hullma, l))
up = middle + offs
down = middle - offs

//hline(0)
midl = plot(middle, color=yellow,title="MA",linewidth=2)
upl = plot(up, color=black,title="Up")
downl = plot(down, color=black,title="Down")


fill(upl, midl, green, transp=85)
fill(downl, midl, red, transp=85)

plot(signal, color=white,title="Hull")
plot(hullma, color=red,title="Hull")
plot(short, color=green,title="Hull Offset")


longCond = crossover(hullma, short)
shortCond = crossunder(hullma, short)

longCondSig = crossover(signal,ema(signal,2))
shortCondSig = crossunder(signal,ema(signal,2))


alertcondition(longCond or shortCond,'HMATDI Cross',message="HMATDI Cross")
plotshape(hullma and shortCond,title="sell", style=shape.triangledown, color=red, location=location.top)
plotshape(hullma and longCond,title="buy", style=shape.triangleup, color=green, location=location.bottom)

plotshape(hullma and shortCondSig,title="buy", style=shape.circle, color=red, location=location.top,transp=85)
plotshape(hullma and longCondSig,title="sell", style=shape.circle, color=green, location=location.bottom,transp=85)


bgcolor(longCond or shortCond ? color(white, 95) : color(black, 100))