research-portable-memory/v5/Window.py

import arcade

class Window(arcade.Window):
  def __init__(self):
    super().__init__(900, 600, "OGS Memory")
    arcade.set_background_color(arcade.color.GRAY)
    self.all_sprites = arcade.SpriteList()

    # Animated begin button.
    player = arcade.AnimatedTimeBasedSprite()
    for i in range(2):
      tex = arcade.load_texture("res/buttons_begin.png", x = i*350, y = 0, width = 350, height = 100)
      player.append_texture(tex)
      player.color = arcade.color.BLUE
      a = arcade.sprite.AnimationKeyframe(i, 700, tex)
      player.frames.append(a)
      player.center_x = 300
      player.center_y = 200

    self.all_sprites.append(player)

  def on_draw(self):
    arcade.start_render()
    arcade.draw_circle_filled(400, 300, 15, arcade.color.BLUE)
    self.all_sprites.draw()

  def on_update(self, delta):
    self.all_sprites.update_animation()