import pygame
import random
import sys
import os
pygame.init()
pygame.mixer.init()
pygame.font.init()
width, height = 600,600
win = pygame.display.set_mode((width, height))
#load icon for game
#name for game
pygame.display.set_caption("Space Invaders")
pygame.display.set_icon(pygame.image.load('image/icon-space-ship.png'))
'''load images'''
#load space ship
RED_SPACE_SHIP = pygame.image.load('image/pixel_ship_red_small.png')
GREEN_SPACE_SHIP = pygame.image.load('image/pixel_ship_green_small.png')
BLUE_SPACE_SHIP = pygame.image.load('image/pixel_ship_blue_small.png')
#load player ship
YELLOW_SPACE_SHIP = pygame.image.load('image/pixel_ship_yellow.png')
#load laser
RED_LASER = pygame.image.load('image/pixel_laser_red.png')
YELLOW_LASER = pygame.image.load('image/pixel_laser_yellow.png')
GREEN_LASER = pygame.image.load('image/pixel_laser_green.png')
BLUE_LASER = pygame.image.load('image/pixel_laser_blue.png')
#load background and transfor for game window
BG = pygame.transform.scale(pygame.image.load('image/background-black.png'),(width, height))
class Ship:
COOLDOWN = 30
def __init__(self, x, y, health=100):
self.x = x
self.y = y
self.health = health
self.ship_img = None
self.laser_img = None
self.lasers = []
self.cool_down_counter = 0
def draw(self, window):
window.blit(self.ship_img, (self.x, self.y))
for laser in self.lasers:
laser.draw(window)
def move_lasers(self, vel, obj):
self.cooldown()
for laser in self.lasers:
laser.move(vel)
if laser.off_screen(height):
self.lasers.remove(laser)
elif laser.collision(obj):
obj.health -= 10
self.lasers.remove(laser)
def cooldown(self):
if self.cool_down_counter >= self.COOLDOWN:
self.cool_down_counter = 0
elif self.cool_down_counter > 0:
self.cool_down_counter += 1
class Lasers():
def __init__(self, x, y, img):
self.x = x
self.y = y
self.img = img
self.mask = pygame.mask.from_surface(self.img)
def draw(self, window):
win.blit(self.img,(self.x, self.y))
def move(self, vel):
self.y += vel
def off_screen(self, height):
return self.y < height and self.y > 0
def collision(self, obj):
return collide(self, obj)
class Player(Ship):
def __init__(self, x, y, health = 100):
super().__init__(x, y, health)
self.ship_img = YELLOW_SPACE_SHIP
self.laser_img = YELLOW_LASER
self.mask = pygame.mask.from_surface(self.ship_img)
def move_lasers(self, vel, objs):
self.cooldown()
for laser in self.lasers:
laser.move(win)
if laser.off_screen(height):
self.lasers.remove(laser)
else:
for obj in objs:
if laser.collision(objs):
health -= 10
objs.remove(obj)
self.lasers.remove(laser)
class Enemy(Ship):
#colors for lasers
ship_color = {
'red':(RED_SPACE_SHIP, RED_LASER),
'green':(GREEN_SPACE_SHIP, GREEN_LASER),
'blue':(BLUE_SPACE_SHIP, BLUE_LASER)
}
def __init__(self, x, y, color, health = 100):
super().__init__(x, y, health)
self.ship_img, self.lasers_img = self.ship_color[color]
ship_mask = pygame.mask.from_surface(self.ship_img)
def move(self, vel):
self.y += vel
def collide(obj1, obj2):
offset_x = obj2.x - obj1.x
offset_y = obj2.y - obj1.y
return obj1.mask.overlab(obj2 , (offset_x, offset_y)) != None
def main():
main_font = pygame.font.SysFont('arial' , 30)
lost_font = pygame.font.SysFont('comicsans' , 75)
enemies = []
wave_length = 5
enemy_vel = 2
run = True
level = 0
lives = 3
fps = 60
player_vel = 6
player = Player(250,500)
lost = False
lost_count = 0
laser_vel = 5
def redraw_window():
win.blit(BG, (0, 0))
#draw text
level_label = main_font.render(f'Level: {level}' , 1 ,(255, 255, 255))
lives_label = main_font.render(f'Lives: {lives}', 1 , (255, 255, 255))
win.blit(lives_label , (5 , 5))
win.blit(level_label , (width - level_label.get_width() - 5, 5))
for enemy in enemies:
enemy.draw(win)
if lost:
lost_lable = lost_font.render("Ты проиграл!", 1 ,(255, 255, 255))
win.blit(lost_lable, (width / 2 - lost_lable.get_width()/2 , 300))
player.draw(win)
pygame.display.update()
clock = pygame.time.Clock()
while run:
clock.tick(fps)
redraw_window()
if len(enemies) == 0:
level += 1
wave_length += 5
for i in range(wave_length):
enemy = Enemy(random.randrange(50, width - 100), random.randrange(-1200, -120), random.choice(['red', 'green', 'blue']))
enemies.append(enemy)
if lives <= 0 or player.health <= 0:
lost = True
lost_count += 1
if lost:
if lost_count > fps * 5:
sys.exit()
else:
continue
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
keys = pygame.key.get_pressed()
if keys[pygame.K_a] and player.x- player_vel > 0:
player.x -= player_vel #left
if keys[pygame.K_d] and player.x + player_vel + player.get_width() < width:
player.x += player_vel #right
if keys[pygame.K_w] and player.y - player_vel > 0:
player.y -= player_vel #up
if keys[pygame.K_s] and player.y + player_vel + player.get_height() < height:
player.y += player_vel #down
if keys[pygame.K_SPACE]:
player.shoot()
for enemy in enemies:
enemy.move(enemy_vel)
enemy.move_lasers(laser_vel, player)
if enemy.y + enemy.get_height() > height:
lives -= 1
enemies.remove(enemy)
player.move_lasers(laser_vel, self.enemies)
main()
