OOP processing

import random

class Button:

  def __init__(self, x, y, w, h, f, s, c , txt):
    self.x = x
    self.y = y
    self.w = w
    self.h = h
    self.run = f
    self.screen = s
    self.color = c
    self.text = txt

  def checkInBorders(self, x, y):
    if self.x < x < self.x + self.w and self.y < y < self.y + self.h:
      self.run()

  def show(self, currentScreen):
    if self.screen == currentScreen:
        fill(self.color)
        rect(self.x, self.y, self.w, self.h)

        text(self.text, self.x, self.y)

  def move(self, x, y):
      self.x += x
      self.y += y

def nextScreen():
    global currentScreen
    currentScreen = 1
    print("ff")

def createNewButton():
    buttons.append(Button(random.randint(0, width), random.randint(0, height), 50, 75, createNewButton, 1, color(random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)), "Ik ben gemaakt"))


buttons = []
currentScreen = 0

def setup():
    global buttons
    size(800, 400)

    buttons.append(Button(100, 10, 50, 75, nextScreen, 0, color(255, 0, 0), "Ik ben button op scherm 1"))
    buttons.append(Button(10, 100, 50, 75, createNewButton, 1, color(0, 255, 0), "Ik ben de OG button op scherm 2"))


def draw():
    global buttons
    background(51)

    for button in buttons:
        button.show(currentScreen)
        button.move(1, 0)


def mousePressed():

    for button in buttons:
        button.checkInBorders(mouseX, mouseY)