Using Plots Julia Package - Plot Finance OHLC data

ohlc_plots.jl

using CSV, DataFrames, Plots

# load data
data = CSV.read("D:/Model Book/pattern recognition/data_store/MOXC.csv",header=true)

# Prepare data for OHLC plot
n = size(data,1)
high_p = Float64.(data.high)
low_p =  Float64.(data.low)
open_p = Float64.(data.open)
close_p = Float64.(data.close)
volume = Float64.(data.volume)

# get dimensions of the data (just for subsetting)
dim1 = size(data,1)
half_dim = Int64.(round(dim1/2,digits=0))

# create OHLC vector for the plot
y = OHLC[(open_p[i],high_p[i],low_p[i],close_p[i]) for i = 1:size(high_p,1)]

y = y[1750:size(y,1)] # subset OHLC range
volume = volume[1750:size(volume,1)]

# plot the OHLC chart
p1 = ohlc(y,widen=true)
p2 = bar(volume, widen=true)

plot(p1,p2, layout = (2, 1), link= :x) # link the x axis on the subplots
vline!([30])
#annotate!([(7,3,"(7,3)"),(3,7,text("hey", 14, :left, :top, :green))])