processing + propane sketch

0411_row_and_columns.rb

#!/usr/bin/env jruby
# frozen_string_literal: false
require 'propane'

# row and columns 
# propane graffiti by 8mana
# based on code by Casey Reas and Ben Fry

class RowColumns < Propane::App
  def settings
    size 480, 120
  end

  def setup
    sketch_title 'rows and columns'
  end

  def draw
    background 0

    $y = 0
    while $y <= height+45 do
      fill 255, 140
      ellipse 0, $y, 40, 40
      $y +=40
    end

    $x = 0
    while $x <= width+45 do
      fill 255, 140
      ellipse $x, 0, 40, 40
      $x +=40
    end

  end
end

RowColumns.new