Draft version of Nyaplot v2.0

interact.rb

require 'nyaplot'
include Nyaplot

df = DataFrame.from_csv("hoge.csv")
df1 = df.clone
p1 = Plot.add(df1, :bar, :x, :y)

p2 = Plot.add(:scatter, x, y)
  .add(:filter_x)
  {|min, max|
    df1 = df.select{|x| min < x && x < max}
    p1.update
  }.stage
  .width 500
  .height 400
  
column(p1, p2)

multi_pane.rb

require 'nyaplot'
include Nyaplot

p1 = Plot.add(df, :scatter, :x, :y)
  .color red
  .fill_by :fill
  .stage
  .width 500
  .height 500

p2 = Plot.add(df2, :bar, :x, ;y)

column(p1, p2).draw

test.rb

require 'nyaplot'
include Nyaplot

red = Colors.Reds
Plot.add(:scatter, x, y)
  .color red
  .stage
  .width 500
  .height 500
  .draw