main.py

import random
import os
import pygame
from pygame.constants import QUIT, K_DOWN, K_UP, K_LEFT, K_RIGHT
pygame.init()
FPS = pygame.time.Clock()
HEIGHT = 500  #параметри екрану
WIDTH = 700  

FONT = pygame.font.SysFont("Verdana", 20)

COLOR_WHITE = (255, 255, 255)
COLOR_BLACK = (0, 0, 0)
COLOR_BLUE = (0, 0, 255)
COLOR_GREEN = (0, 128, 0)
main_display = pygame.display.set_mode((WIDTH, HEIGHT))   # змінна основного екрану

bg = pygame.transform.scale(pygame.image.load('background.png'), (WIDTH, HEIGHT))
bg_X1 = 0
bg_X2 = bg.get_width()
bg_move = 3

IMAGE_PATH = "Goose"
PLAYER_IMAGES = os.listdir(IMAGE_PATH)


player_size = (20, 20)
player = pygame.image.load('player.png').convert_alpha()
#player = pygame.Surface(player_size) #клас який містить сутності якими можна керувати, розміщувати на правому полі
#player.fill(COLOR_BLACK) #гравець  кольору
player_rect = player.get_rect() #повертає координати х,у

player_move_down = [0, 4]         #функція яка описує рух гравця донизу
player_move_right = [4, 0]
player_move_up = [0, -4]
player_move_left = [-4, 0]

def create_enemy():
    enemy_size = (30, 30)
    enemy = pygame.image.load('enemy.png').convert_alpha()
    #enemy = pygame.Surface(enemy_size)
    #enemy.fill(COLOR_BLUE)
    enemy_rect = pygame.Rect(WIDTH, random.randint(enemy.get_height(), HEIGHT- enemy.get_height()), *enemy_size)
    enemy_move = [random.randint(-8, -4), 0]
    return [enemy, enemy_rect, enemy_move]     #те що повертаємо
def creat_bonus():
    bonus_size = (20, 20)
    bonus = pygame.image.load('bonus.png').convert_alpha()
    #bonus = pygame.Surface(bonus_size)
    #bonus.fill(COLOR_GREEN)
    bonus_rect = pygame.Rect(random.randint(bonus.get_width(), WIDTH - bonus.get_width()), 0, *bonus_size)
    bonus_move = [0, random.randint(4, 8)]
    return [bonus, bonus_rect, bonus_move]

CREATE_ENEMY = pygame.USEREVENT + 1
pygame.time.set_timer(CREATE_ENEMY, 1500)

CREATE_BONUS = pygame.USEREVENT + 2
pygame.time.set_timer(CREATE_BONUS, 1500)
CHANCE_IMAGE = pygame.USEREVENT + 3
pygame.time.set_timer(CHANCE_IMAGE, 200)

enemies = []
bonuses = []
score = 0
image_index = 0
playing = True
while playing:             #нескінченний цикл, for скінченний
    FPS.tick(120)
    for event in pygame.event.get():
        if event.type == QUIT:
            playing = False
        if event.type == CREATE_ENEMY: 
           enemies.append(create_enemy ())
        if event.type == CREATE_BONUS:
            bonuses.append(creat_bonus())   
        if event.type == CHANCE_IMAGE:
            player = pygame.image.load(os.path.join(IMAGE_PATH, PLAYER_IMAGES[image_index]))
            image_index += 1
            if image_index >= len(PLAYER_IMAGES):
                image_index = 0

    #main_display.fill(COLOR_BLACK)      #зафарбування ігрового поля
    
    bg_X1 -= bg_move
    bg_X2 -= bg_move

    if bg_X1 < -bg.get_width(): #картинки замінюються..злитна картинка гри
        bg_X1 = bg.get_width()
    if bg_X2 < -bg.get_width():
        bg_X2 = bg.get_width()
    
    main_display.blit(bg, (bg_X1, 0))
    main_display.blit(bg, (bg_X2, 0))

    keys = pygame.key.get_pressed()

    if keys[K_DOWN] and player_rect.bottom < HEIGHT:
        player_rect = player_rect.move(player_move_down)

    if keys[K_RIGHT] and player_rect.right < WIDTH:
        player_rect = player_rect.move(player_move_right)

    if keys[K_UP] and player_rect.top > 0:
        player_rect = player_rect.move(player_move_up)   

    if keys[K_LEFT] and player_rect.left > 0:
        player_rect = player_rect.move(player_move_left)

    for enemy in enemies:
        enemy[1] = enemy[1].move(enemy[2])
        main_display.blit(enemy[0], enemy[1])

        if player_rect.colliderect(enemy[1]):
            playing = False

    for bonus in bonuses:
        bonus[1] = bonus[1].move(bonus[2])
        main_display.blit(bonus[0], bonus[1])
   
        if player_rect.colliderect(bonus[1]):
            score += 1
            bonuses.pop(bonuses.index(bonus))

    main_display.blit(FONT.render(str(score), True, COLOR_BLACK), (WIDTH-50, 20))        

    main_display.blit(player, player_rect)        #розташування гравця

    pygame.display.flip() #оновлює дисплей

    for enemy in enemies:  #цикл для видалення...залишаються тільки кількості ворогів які є на полі
        if enemy [1].left < 0:
            enemies.pop(enemies.index(enemy))

    for bonus in bonuses:
        if bonus[1].top > HEIGHT:
            bonuses.pop(bonuses.index(bonus))

  #  for bonus in bonuses:
       # if bonus[1].top > HEIGHT: 500
       #  if bonus[2].top >  WIDTH 700
        #    bonuses.pop(bonuses.index(bonus))