processing + propane sketch

0412_pins_and_lines.rb

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

# pins and lines 
# propane graffiti by 8mana
# based on code by Casey Reas and Ben Fry

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

  def setup
    sketch_title 'pins and lines'
  end

  def draw
    background 0
    fill 255
    stroke 102
    $y = 20
    while $y <= height-20 do
      $x = 20
      while $x <= width-20 do
        ellipse $x, $y, 4, 4
        # draw a line to the center of the display
        line $x, $y, 240, 60
        $x += 10
      end
      $y += 10
    end
  end
end

PinsLines.new