Lesson 4 - Classes

import pygame
pygame.init()

width = 1200
height = 600
window = pygame.display.set_mode((width, height))
pygame.display.set_caption("Platformer Game")

# Spremenljivke, ki jih bomo potrebovali za igralca
# ---
player_image = pygame.image.load("images/scratch-cat.png") # SPREMENI NA SVOJO SLIKO
player_width = 75
player_height = 75
player_image = pygame.transform.scale(player_image, (player_width, player_height))
player = pygame.Rect(200, 200, player_width, player_height)

speed_x = 0
speed_y = 0

platforms = [ pygame.Rect(300, 500, 200, 20), pygame.Rect(600, 350, 200, 20), pygame.Rect(900, 400, 200, 20)]

# ---

def resolve_collision(rect_a, rect_b):
    # Compute overlap distances in x and y
    dx1 =  - (rect_a.left - rect_b.right)
    dx2 = rect_a.right - rect_b.left
    dy1 = rect_b.bottom - rect_a.top
    dy2 = rect_a.bottom - rect_b.top

    # Find the smallest displacement to separate them
    min_dx = min(dx1, dx2)
    min_dy = min(dy1, dy2)

    if min_dx < min_dy:
        # Move rect_a left or right
        if dx1 < dx2:
            rect_a.x += dx1  # Move right
        else:
            rect_a.x -= dx2  # Move left
    else:
        # Move rect_a up or down
        if dy1 < dy2:
            rect_a.y += dy1  # Move down
        else:
            rect_a.y -= dy2  # Move up

    return True  # Collision was resolved

# Glavna zanka igre
clock = pygame.time.Clock()
running = True
while running:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False

    window.fill((255, 255, 255))
    # background_image = pygame.image.load("images/New Piskel.png")
    # background_image = pygame.transform.scale(background_image, (width, height))
    # window.blit(background_image, (0, 0))
    # Premikanje igralčevega lika
    # ---

    # Vsako ponovitev zanke (vsak frame) dobimo pritisnjene tipke
    # in se glede na njih odločimo, kako bomo igralca premaknili
    keys = pygame.key.get_pressed()
    if keys[pygame.K_d]:
        speed_x = 5
    elif keys[pygame.K_a]:
        speed_x = -5
    else:
        speed_x = 0

    if keys[pygame.K_SPACE]:
        speed_y = -15

    speed_y += 1

    player.x += speed_x
    player.y += speed_y

    if player.x < 0:
        player.x = 0
    if player.x > width - player_width:
        player.x = width - player_width
    if player.y < 0:
        player.y = 0
    if player.y > height - player.height:
        player.y = height - player.height

    for platform in platforms:
        if player.colliderect(platform):
            resolve_collision(player, platform)

    # ---
    # Izris likov
    # ---

    window.blit(player_image, player)
    for platform in platforms:
        pygame.draw.rect(window, (0, 127, 0), platform)
        # window.blit(slika_ovire, platform)

    # ---

    pygame.display.update()
    clock.tick(60)

pygame.quit()