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Termasuk bagian Proyek dalam perjalanan Pygame di Coddy. Pelajaran 28 dari 31.
Benteng ini memiliki tiga ruangan. Melalui pintu yang terbuka, ksatria keluar di posisi P di ruangan berikutnya. X adalah hal baru: laba-laba yang merayap naik dan turun.
MAP2 = [
"##############",
"#P...#...X...#",
"#....#.......#",
"#..S.#..###..#",
"#....#..#K...#",
"#.......#....#",
"##.######X####",
"#....S.......#",
"#.H..........#",
"###D##########",
]
MAP3 = [
"##############",
"#....#...X...#",
"#.P..#.......#",
"#....#..S....#",
"#..S.....###.D",
"#....#...#K.S#",
"###.###X.#...#",
"#........#...#",
"#..H.....#...#",
"##############",
]
ROOMS = [MAP, MAP2, MAP3]level adalah nomor ruangan tempat ksatria berada, dihitung mulai dari 0. Saat melewati pintu, ruangan berikutnya dibuat dari petanya, lalu ksatria ditempatkan di titik awalnya:
level += 1
room = Room(ROOMS[level])
knight.rect.center = room.startItulah alasan adanya class Room: satu baris kode membuat seluruh ruangan, dinding, kunci, pintu, musuh, dan ramuan. Ksatria adalah object yang sama, jadi jantungnya ikut terbawa. Untuk saat ini, pintu di ruangan terakhir tidak menuju ke mana pun: lanjutkan hanya selama level < len(ROOMS) - 1.
Laba-laba adalah Enemy dengan dx = 0 dan sebuah dy. update yang sama membuatnya berbalik saat mencapai dinding.
Tantangan
Sulit- Tambahkan
MAP2,MAP3, danROOMSdari atas, di bawahMAP. - Sebelum perulangan, tetapkan
level = 0danroom = Room(ROOMS[level]). - Di
Room,XmenambahkanEnemy(spider_img, cell_rect(col, row), 0, speed)denganspeed = random.choice([-2, 2]). - Setelah pintu terbuka: saat
room.door_open, ksatria menyentuhroom.door, danlevel < len(ROOMS) - 1, tambahkan 1 kelevel, buat ruangan, lalu pindahkan ksatria ke titik mulainya. - Tampilkan
f"Room {level + 1} of {len(ROOMS)}"dengan warna (240, 240, 240) dan posisi kanan atas di(660, 8):label.get_rect(topright=(660, 8)).
Coba sendiri
import random
import pygame
TILE = 48
MAP = [
"##############",
"#............#",
"#.P......K...#",
"#............#",
"#....##......D",
"#....##......#",
"##.#######.###",
"#............#",
"#...S....H...#",
"##############",
]
pygame.init()
screen = pygame.display.set_mode((672, 480))
pygame.display.set_caption("Rune Keep")
clock = pygame.time.Clock()
font = pygame.font.Font("assets/fonts/pixel.ttf", 32)
def load(name):
return pygame.image.load("assets/images/" + name).convert_alpha()
floor_img = load("floor.png")
wall_img = load("wall.png")
knight_img = load("knight.png")
door_img = load("dungeon_door.png")
key_img = load("key.png")
slime_img = load("slime.png")
spider_img = load("spider.png")
heart_img = load("heart.png")
empty_img = load("heart_empty.png")
sword_img = load("sword.png")
potion_img = load("potion_red.png")
ANGLES = {(0, -1): 0, (-1, 0): 90, (0, 1): 180, (1, 0): -90}
def draw(image, rect):
screen.blit(image, image.get_rect(center=rect.center))
def cell_rect(col, row):
rect = pygame.Rect(0, 0, 32, 32)
rect.center = (col * TILE + 24, row * TILE + 24)
return rect
class Enemy(pygame.sprite.Sprite):
def __init__(self, image, rect, dx, dy):
super().__init__()
self.image = image
self.rect = rect
self.dx = dx
self.dy = dy
def update(self, blocks):
self.rect.x += self.dx
self.rect.y += self.dy
if self.rect.collidelist(blocks) != -1:
self.rect.x -= self.dx
self.rect.y -= self.dy
self.dx = -self.dx
self.dy = -self.dy
class Room:
def __init__(self, lines):
self.walls = []
self.enemies = pygame.sprite.Group()
self.potions = []
self.start = (72, 72)
self.has_key = False
self.door_open = False
for row, line in enumerate(lines):
for col, char in enumerate(line):
if char == "#":
self.walls.append(pygame.Rect(col * TILE, row * TILE, TILE, TILE))
elif char == "P":
self.start = cell_rect(col, row).center
elif char == "K":
self.key = cell_rect(col, row)
elif char == "D":
self.door = pygame.Rect(col * TILE, row * TILE, TILE, TILE)
elif char == "S":
speed = random.choice([-2, 2])
self.enemies.add(Enemy(slime_img, cell_rect(col, row), speed, 0))
elif char == "H":
self.potions.append(cell_rect(col, row))
def blocks(self):
if self.door_open:
return self.walls
return self.walls + [self.door]
class Knight(pygame.sprite.Sprite):
def __init__(self, center):
super().__init__()
self.image = knight_img
self.rect = pygame.Rect(0, 0, 32, 32)
self.rect.center = center
self.hearts = 3
self.hurt = 0
self.facing = (1, 0)
self.swing = 0
def move(self, dx, dy, blocks):
self.rect.x += dx
for block in blocks:
if self.rect.colliderect(block):
if dx > 0:
self.rect.right = block.left
elif dx < 0:
self.rect.left = block.right
self.rect.y += dy
for block in blocks:
if self.rect.colliderect(block):
if dy > 0:
self.rect.bottom = block.top
elif dy < 0:
self.rect.top = block.bottom
def sword(self):
box = pygame.Rect(0, 0, 36, 36)
box.centerx = self.rect.centerx + self.facing[0] * 34
box.centery = self.rect.centery + self.facing[1] * 34
return box
room = Room(MAP)
knight = Knight(room.start)
state = "playing"
running = True
while running:
for event in pygame.event.get():
if event.type == pygame.QUIT:
running = False
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_SPACE and state == "playing" and knight.swing == 0:
knight.swing = 12
if state == "playing":
keys = pygame.key.get_pressed()
dx = 0
dy = 0
if keys[pygame.K_LEFT]:
dx = -3
knight.facing = (-1, 0)
if keys[pygame.K_RIGHT]:
dx = 3
knight.facing = (1, 0)
if keys[pygame.K_UP]:
dy = -3
knight.facing = (0, -1)
if keys[pygame.K_DOWN]:
dy = 3
knight.facing = (0, 1)
knight.move(dx, dy, room.blocks())
knight.rect.clamp_ip(screen.get_rect())
if not room.has_key and knight.rect.colliderect(room.key):
room.has_key = True
if room.has_key and knight.rect.inflate(8, 8).colliderect(room.door):
room.door_open = True
room.enemies.update(room.walls + [room.door])
if knight.swing > 0:
knight.swing -= 1
for enemy in room.enemies:
if enemy.rect.colliderect(knight.sword()):
enemy.kill()
if knight.hurt > 0:
knight.hurt -= 1
elif pygame.sprite.spritecollide(knight, room.enemies, False):
knight.hearts -= 1
knight.hurt = 60
if knight.hearts == 0:
state = "lost"
index = knight.rect.collidelist(room.potions)
if index != -1 and knight.hearts < 3:
knight.hearts += 1
room.potions.pop(index)
for row in range(10):
for col in range(14):
screen.blit(floor_img, (col * TILE, row * TILE))
for wall in room.walls:
screen.blit(wall_img, wall)
if not room.door_open:
screen.blit(door_img, room.door)
if not room.has_key:
draw(key_img, room.key)
for potion in room.potions:
draw(potion_img, potion)
for enemy in room.enemies:
draw(enemy.image, enemy.rect)
if knight.hurt % 10 < 5:
draw(knight.image, knight.rect)
if knight.swing > 0:
blade = pygame.transform.rotate(sword_img, ANGLES[knight.facing])
draw(blade, knight.sword())
for i in range(3):
if i < knight.hearts:
screen.blit(heart_img, (8 + i * 40, 6))
else:
screen.blit(empty_img, (8 + i * 40, 6))
if room.has_key:
screen.blit(key_img, (136, 6))
if state == "lost":
message = font.render("Game over", True, (240, 240, 240))
screen.blit(message, message.get_rect(center=(336, 240)))
pygame.display.flip()
clock.tick(60)
pygame.quit()
Pelajaran ini berisi kuis singkat. Mulai pelajarannya untuk menjawab kuis dan melacak progresmu.
Semua pelajaran di Proyek
Latihan sendiri: Playground Pygame