require 'ruby-processing'
require 'open-uri'

class ReadLog
  attr_accessor :mx, :my, :left,:top,:width,:height, :articleHeader, :wwidth, :wheight

  def initialize(url)
    @url =  url
    @object
    self.update
  end

  def update
    @logData = open(@url) {|io| data = io.read}
    @object = JSON.parse(@logData)
    @mx = @object['mx'].to_i.abs
    @my = @object['my'].to_i.abs
    @left = @object['left'].to_i.abs
    @top = @object['top'].to_i.abs
    @width = @object['width'].to_i.abs
    @height = @object['height'].to_i.abs
    @wwidth = @object['wwidth'].to_i.abs
    @wheight = @object['wheight'].to_i.abs
    @articleHeader = @object['articleHeader']
  end
end


def viewportCalculation(reader, multiplier)
  w = reader.width.to_f
  h = reader.height.to_f
  ww = reader.wwidth.to_f
  wh = reader.wheight.to_f
  t = reader.top.to_f
  l = reader.left.to_f

  x = l / w * w
  y = t / h * h

  r={}
  r[:w] = w * multiplier
  r[:h] = h * multiplier

  r[:ww] = ww * multiplier
  r[:wh] = wh * multiplier

  r[:x] = x * multiplier
  r[:y] = y * multiplier

  r[:m] = (x + ww/2) * multiplier
  return r
end
$column = PImage.new
$backrop = PImage.new

class Debug < Processing::App
  # attr_accessor :column
  load_libraries :json
  def setup
    frame.setResizable(true)
    frame.setTitle("ignore")

    @reader = ReadLog.new('http://localhost/_inc/server.php')
    @reader.update
    @ratio = 0.2

    backgroundPath = "assets/full_on_level4.jpg"
    @bcg = loadImage(backgroundPath)
    @bcg.loadPixels()
    noFill
    stroke 255,100,120
  end

  def draw
    image @bcg,0,0,width,height
    begin
      @reader.update
    @viewport = viewportCalculation(@reader, @ratio);

    frame.setSize(@reader.width * @ratio, @reader.height * @ratio)
    frame.setLocation(1364-width,15)

    begin
      $column = get @viewport[:m], @viewport[:y], 3,  @viewport[:y]+@viewport[:wh]
    rescue java.lang.NegativeArraySizeException
    end

    line @viewport[:m], @viewport[:y], @viewport[:m],  @viewport[:y]+@viewport[:wh]
    rect @viewport[:x], @viewport[:y], @viewport[:ww], @viewport[:wh]
    rescue NilClass
    end
    sleep 1
  end
end

class Sketch < Processing::App
  def setup()
    size 302,203
    noStroke
  end
  def draw()
    frame.setLocation(1364-width,780-height)
    image $column, width-1, 0, $column.width, $column.height
    $backdrop = get 0, 0, width, height
    image $backdrop, -1, 0, width, height
  end
end

Debug.new()
Sketch.new()