Settings={
Name = "Fractal_Chennal",
period=5,
line={
{
Name = "Level_High",
Type =TYPE_LINE,-- = LINE --линии  = DASH -- тире  = POINT -- точки
Width = 1,
Color = RGB(0,255, 0)--green
},
{
Name = "Level_Low",
Type =TYPE_LINE,
Width = 1,
Color = RGB(255,0,0)--root
}}}

idx_prosl=0

function Init()
return 2
end

function OnCalculate(idx)
if idx==1 then
P = math.floor(Settings.period/2)*2+1
message("Код бумаги: "..getDataSourceInfo().sec_code.." ; период индикатора: "..P,1)
t_H,t_L={},{}
end
if idx~=nil and idx>P then
if idx_prosl~=idx then
local l=idx-P
for l=l,idx-1 do
t_H[l]=H(l)
t_L[l]=L(l)
end
if t_H[#t_H-(P-1)/2]==math.max(unpack(t_H,#t_H-P+1,#t_H)) then
H_ind_value=t_H[#t_H-(P-1)/2]
end
if t_L[#t_L-(P-1)/2]==math.min(unpack(t_L,#t_L-P+1,#t_L)) then
L_ind_value=t_L[#t_L-(P-1)/2]
end
end
else
H_ind_value=nil
L_ind_value=nil
end
idx_prosl=idx
return H_ind_value, L_ind_value
end