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space-invaders.py
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space-invaders.py
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'''
Para rodar o jogo, precisa instalar o PyGame utilizando o comando:
$ python -m pip install pygame
Depois, coloque os arquivos ep03.py e space-invaders.py na mesma pasta.
Dentro da pasta inicie o jogo a partir do comando:
$ python space-invaders.py
'''
import pygame
from ep03 import *
#############################################################
# Codigo do jogo #
#############################################################
class Game:
screen = None
alienigenas = []
municoes = []
pontos = 0
perdeu = False
modo = "NORMAL" # or "SPECIAL"
def __init__(self, width, height):
pygame.init()
self.width = width
self.height = height
self.screen = pygame.display.set_mode((width, height))
self.clock = pygame.time.Clock()
finalizado = False
heroi = Heroi(self, width / 2, height - 20)
gerador = GeradorDeAliens(self)
municao = None
while not finalizado:
if len(self.alienigenas) == 0:
if self.modo == "NORMAL":
self.displayText("Voce venceu com "+str(self.pontos)+" pontos!",
"Pressione 'x' para ativar o modo SPECIAL!!")
if self.modo == "SPECIAL":
self.displayText("Voce venceu com "+str(self.pontos)+" pontos!",
"Parabens!")
teclaPressionada = pygame.key.get_pressed()
if teclaPressionada[pygame.K_LEFT]:
heroi.x -= 2 if heroi.x > 1 else 0
elif teclaPressionada[pygame.K_RIGHT]:
heroi.x += 2 if heroi.x < width - 1 else 0
elif teclaPressionada[pygame.K_x] and \
self.modo == "NORMAL" and \
len(self.alienigenas) == 0:
self.modo = "SPECIAL"
self.pontos = 0
gerador = GeradorDeAliens(self)
elif teclaPressionada[pygame.K_r] and self.perdeu:
self.alienigenas = []
self.pontos = 0
self.perdeu = False
gerador = GeradorDeAliens(self)
for event in pygame.event.get():
if event.type == pygame.QUIT:
finalizado = True
if event.type == pygame.KEYDOWN and event.key == pygame.K_SPACE and not self.perdeu:
self.municoes.append(Municao(self, heroi.x, heroi.y))
pygame.display.flip()
self.clock.tick(60)
if self.modo == "NORMAL":
self.screen.fill(pygame.Color("white"))
else:
self.screen.fill(pygame.Color("black"))
for alienigena in self.alienigenas:
alienigena.draw()
alienigena.checkCollision(self)
if (alienigena.v0[1] > height or alienigena.v1[1] > height or alienigena.v2[1] > height ):
self.perdeu = True
self.displayText("Voce perdeu com "+str(self.pontos)+" pontos.",
"Pressione 'r' para reiniciar o jogo.")
for municao in self.municoes:
municao.draw()
if not self.perdeu: heroi.draw()
def displayText(self, text1, text2):
pygame.font.init()
font = pygame.font.SysFont('Arial', 50)
textsurface = font.render(text1, False, pygame.Color("gray"))
self.screen.blit(textsurface, (110, 160))
font = pygame.font.SysFont('Arial', 30)
textsurface = font.render(text2, False, pygame.Color("gray"))
self.screen.blit(textsurface, (110, 360))
class Alienigena:
def __init__(self, game, v0, v1, v2):
self.game = game
self.v0 = v0
self.v1 = v1
self.v2 = v2
def draw(self):
pygame.draw.polygon(self.game.screen,
(81, 43, 88),
[self.v0, self.v1, self.v2])
if self.game.modo == "SPECIAL":
self.v0[1] += 1
self.v1[1] += 1
self.v2[1] += 1
def checkCollision(self, game):
for municao in game.municoes:
ponto = [ municao.x, municao.y ]
v0 = self.v0
v1 = self.v1
v2 = self.v2
if (pontoInterno(ponto, v0, v1, v2)):
somarPontos = True
try:
game.alienigenas.remove(self)
game.municoes.remove(municao)
except:
somarPontos = False
if somarPontos:
if (game.modo == "NORMAL"):
game.pontos += pontosNaBorda(v0,v1,v2)
else: # SPECIAL
game.pontos += pontosNaBorda(v0,v1,v2) + pontosInternos(v0,v1,v2)
class Heroi:
def __init__(self, game, x, y):
self.x = x
self.game = game
self.y = y
def draw(self):
pygame.draw.rect(self.game.screen,
pygame.Color("red"),
pygame.Rect(self.x, self.y, 18, 15))
# Gerador de alienigenas a partir das coordenadas
class GeradorDeAliens:
def __init__(self, game):
# alienigenas = [ ([150,250],[200,100],[100,150]),
# ([400,480],[265,265],[388,388]),
# ([500,400],[355,698],[421,699]),
# ([ 1, 1],[ 9, 1],[ 6, 6]) ]
alienigenas = [ ([ 0,200],[0 ,300],[100,200]),
([ 50,300],[150,300],[150,200]),
([200,200],[200,300],[300,300]),
([250,200],[350,300],[350,200]),
([400,200],[400,300],[500,200]),
([550,200],[450,300],[550,300]),
([600,200],[600,300],[700,300]),
([650,200],[750,200],[750,300]),
([400,400],[400,500],[500,500]),
([450,400],[550,400],[550,500]) ]
for alienigena in alienigenas:
game.alienigenas.append( Alienigena(game, alienigena[0],
alienigena[1],
alienigena[2]) )
class Municao:
def __init__(self, game, x, y):
self.x = x
self.y = y
self.game = game
def draw(self):
pygame.draw.rect(self.game.screen,
(254, 52, 110),
pygame.Rect(self.x, self.y, 2, 4))
self.y -= 2
if __name__ == '__main__':
game = Game(750, 750)
# Versão original do código:
# https://itnext.io/creating-space-invaders-clone-in-pygame-ea0f5336c677
# https://github.com/janjilecek/pygame-invaders