aquarium2.py

aquarium2.py

from scene import *

class SeaCreature:
  def __init__(self, image_name, direction, size, speed_x, y, bounds):
    self.image_name = image_name
    self.direction = direction
    self.size = size
    self.speed_x = speed_x
    self.bounds = bounds
    if self.direction == 'move_right':
      self.x = -self.size
    else:
      self.x = bounds.w
    self.y = y
      
  def update_state(self):
    if self.direction == 'move_right':
      self.x += self.speed_x
      if self.x >= self.bounds.w:
        self.x = -self.size
    else:
      self.x -= self.speed_x
      if self.x <= -self.size:
        self.x = self.bounds.w
    
    image(self.image_name, self.x, self.y, self.size, self.size)

class MyScene (Scene):
  def setup(self):
    # This will be called before the first frame is drawn
    self.fish1 = SeaCreature('Tropical_Fish', 'move_left', 150, 2, 200, self.bounds)
    self.snail = SeaCreature('Snail', 'move_right', 64, 1, 5, self.bounds)
    self.octopus = SeaCreature('Octopus', 'move_right', 200, 2, 400, self.bounds)
    
  def draw(self):
    # This will be called for every frame (typically 60 times per second).
    background(0.00, 1.00, 1.00)
    self.snail.update_state()
    self.fish1.update_state()
    self.octopus.update_state()
  
  def touch_began(self, touch):
    pass
  
  def touch_moved(self, touch):
    pass

  def touch_ended(self, touch):
    pass

run(MyScene())