Settings = {
Name = "*FRACTALS (Fractals)",
Period = 5,
line = {{
Name = "Horizontal line",
Type = TYPE_LINE,
Color = RGB(140, 140, 140)
},
{
Name = "FRACTALS - Up",
Type = TYPE_TRIANGLE_UP,
Color = RGB(0, 206, 0)
},
{
Name = "FRACTALS - Down",
Type = TYPE_TRIANGLE_DOWN,
Color = RGB(221, 44, 44)
}
},
Round = "off",
Multiply = 1,
Horizontal_line="off"
}
function Init()
func = FRACTALS()
return #Settings.line
end
function OnCalculate(Index)
local Out1,Out2 = func(Index, Settings)
SetValue(Out1, 2, ConvertValue(Settings,H(Out1)+100))
SetValue(Out2, 3, ConvertValue(Settings,L(Out2)-100))
return tonumber(Settings.Horizontal_line),nil,nil
end
function FRACTALS() --Fractals ("FRACTALS")
local H_tmp={}
local L_tmp={}
local it = {[1]=0, l=0}
return function (I, Fsettings, ds)
local Fsettings=(Fsettings or {})
local P = (Fsettings.Period or 5)
if (P>0) then
if I == 1 then
H_tmp={}
L_tmp={}
it = {[1]=0, l=0}
end
if CandleExist(I,ds) then
if I~=it[Squeeze(it.l,P)] then
it.l = it.l + 1
it[Squeeze(it.l,P)] = I
end
local Ip,Ipppp = Squeeze(it.l,P),Squeeze(it.l,P-1)+1
local nP = math.floor(P/2)*2+1
H_tmp[Ipppp] = GetValue(it[Ip],HIGH,ds)
L_tmp[Ipppp] = GetValue(it[Ip],LOW,ds)
if it.l >= nP then
local S = it[Squeeze(it.l-nP+1+math.floor(nP/2),P)]
local val_h=math.max(unpack(H_tmp))
local val_l=math.min(unpack(L_tmp))
local L = GetValue(S,LOW,ds)
local H = GetValue(S,HIGH,ds)
if (val_h == H) and (val_h >0)
and (val_l == L) and (val_l > 0) then
return S,S
else
if (val_h == H) and (val_h > 0) then
return S,nil
end
if (val_l == L) and (val_l > 0) then
return nil,S
end
end
end
end
end
return nil,nil
end
end
SMA,MMA,EMA,WMA,SMMA,VMA = "SMA","MMA","EMA","WMA","SMMA","VMA"
OPEN,HIGH,LOW,CLOSE,VOLUME,MEDIAN,TYPICAL,WEIGHTED,DIFFERENCE,ANY = "O","H","L","C","V","M","T","W","D","A"
function CandleExist(I,ds)
return (type(C)=="function" and C(I)~=nil) or
(type(ds)=="table" and (ds[I]~=nil or (type(ds.Size)=="function" and (I>0) and (I<=ds:Size()))))
end
function Squeeze(I,P)
return math.fmod(I-1,P+1)
end
function ConvertValue(T,...)
local function r(V, R)
if R and string.upper(R)== "ON" then R=0 end
if V and tonumber(R) then
if V >= 0 then return math.floor(V * 10^R + 0.5) / 10^R
else return math.ceil(V * 10^R - 0.5) / 10^R end
else return V end
end
if arg.n > 0 then
for i = 1, arg.n do
arg[i]=arg[i] and r(arg[i] * ((T and T.Multiply) or 1), (T and T.Round) or "off")
end
return unpack(arg)
else return nil end
end
function GetValue(I,VT,ds)
VT=(VT and string.upper(string.sub(VT,1,1))) or ANY
if VT == OPEN then --Open
return (O and O(I)) or (ds and ds:O(I))
elseif VT == HIGH then --High
return (H and H(I)) or (ds and ds:H(I))
elseif VT == LOW then --Low
return (L and L(I)) or (ds and ds:L(I))
elseif VT == CLOSE then --Close
return (C and C(I)) or (ds and ds:C(I))
elseif VT == VOLUME then --Volume
return (V and V(I)) or (ds and ds:V(I))
elseif VT == MEDIAN then --Median
return ((GetValue(I,HIGH,ds) + GetValue(I,LOW,ds)) / 2)
elseif VT == TYPICAL then --Typical
return ((GetValue(I,MEDIAN,ds) * 2 + GetValue(I,CLOSE,ds))/3)
elseif VT == WEIGHTED then --Weighted
return ((GetValue(I,TYPICAL,ds) * 3 + GetValue(I,OPEN,ds))/4)
elseif VT == DIFFERENCE then --Difference
return (GetValue(I,HIGH,ds) - GetValue(I,LOW,ds))
else --Any
return (ds and ds[I])
end
return nil
end |
