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Space Invaders.py
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Space Invaders.py
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import pygame as pg
import random
from math import sqrt
from pygame import mixer
from pygame import cursors
from pygame import mouse
pg.init()
pg.mixer.init()
screen = pg.display.set_mode((800, 600))
y = 0
pg.display.set_caption("Space Invaders")
icon = pg.image.load("logo.png")
pg.display.set_icon(icon)
main_menu_logo = pg.image.load("logo_main.png")
ship = pg.image.load("spaceship.png")
playerX = 370
playerY = 480
speed_player = 0
sound_on = pg.image.load("sound.png")
sound_off = pg.image.load("no_sound.png")
sound = " "
alien = []
alienX = []
alienY = []
speed_alien_X = []
speed_alien_y = []
num_of_enemies = 6
for i in range(num_of_enemies):
alien.append(pg.image.load("Alien.png"))
alienX.append(random.randint(0, 760))
alienY.append(random.randint(50, 150))
speed_alien_X.append(2.5)
speed_alien_y.append(40)
background = pg.image.load('Background.jpg').convert()
bullet = pg.image.load("bullet.png")
bulletX = 0
bulletY = 480
speed_bullet_y = 5
bullet_fire = "ready"
score_value = 0
font = pg.font.Font("Poppins-Light.ttf", 32)
textX = 10
textY = 10
over = pg.font.Font("Poppins-Light.ttf", 64)
create = pg.font.Font("Poppins-Light.ttf", 16)
def ending():
global alienX
global alienY
global bulletY
alienY = []
for i in range(num_of_enemies):
alienY.append(random.randint(50, 150))
bulletY = 480
global ship
global sound
global y
global clicked
run = True
player(playerX, playerY)
while run:
rel_y = y % background.get_rect().height
screen.fill((0, 0, 0))
screen.blit(background, (0, rel_y - background.get_rect().height))
if rel_y < 600:
screen.blit(background, (0, rel_y))
y += 0.7
hover_sound_img_play_again()
for event in pg.event.get():
if event.type == pg.MOUSEBUTTONDOWN:
mouse_position = pg.mouse.get_pos()
if mouse_position[0] > 750 and mouse_position[0] < 782 and mouse_position[1] > 4 and mouse_position[1] < 37:
if clicked % 2 == 0:
sound = "on"
elif clicked % 2 == 1:
sound = "off"
clicked += 1
if 450 > mouse_position[0] > 350 and 400 > mouse_position[1] > 350:
main_loop()
break
if event.type == pg.QUIT:
run = False
over_text = over.render("GAME OVER", True, (255, 255, 255))
screen.blit(over_text, (200, 240))
sound_img()
show_score(textX, textY)
pg.display.update()
pg.quit()
def player(x, y):
screen.blit(ship, (x, y))
def aliens(x, y, i):
global alien
screen.blit(alien[i], (x, y))
def fire_bullet(x, y):
global bullet_fire
bullet_fire = "fire"
screen.blit(bullet, (x+16, y+10))
def collide(enemyX, enemyY, bulletX, bulletY):
distance = sqrt(((enemyX-bulletX)**2)+((enemyY-bulletY)**2))
if distance <= 27:
return True
def show_score(x, y):
score = font.render("Score : "+ str(score_value), True, (0, 255, 0))
screen.blit(score, (x, y))
def sound_img():
if sound == " ":
screen.blit(sound_on, (750, 5))
if sound == "on":
screen.blit(sound_on, (750, 5))
mixer.music.unpause()
elif sound == "off":
mixer.music.pause()
screen.blit(sound_off, (750, 5))
def hover_sound_img():
mouse_position = pg.mouse.get_pos()
if mouse_position[0] > 750 and mouse_position[0] < 782 and mouse_position[1] > 4 and mouse_position[1] < 37:
pg.mouse.set_cursor(*cursors.broken_x)
else:
pg.mouse.set_cursor(*cursors.arrow)
def hover_sound_img_play_again():
mouse_position = pg.mouse.get_pos()
if mouse_position[0] > 750 and mouse_position[0] < 782 and mouse_position[1] > 4 and mouse_position[1] < 37:
pg.mouse.set_cursor(*cursors.broken_x)
else:
pg.mouse.set_cursor(*cursors.arrow)
if 450 > mouse_position[0] > 350 and 400 > mouse_position[1] > 350:
pg.draw.rect(screen, (0, 200, 0), (310, 350 ,150, 50))
play_button_text(330, 360, 20, "PLAY AGAIN")
else:
pg.draw.rect(screen, (0, 255, 0), (310, 350 ,150, 50))
play_button_text(330, 360, 20, "PLAY AGAIN")
def hover_main_menu():
mouse_position = pg.mouse.get_pos()
if mouse_position[0] > 750 and mouse_position[0] < 782 and mouse_position[1] > 4 and mouse_position[1] < 37:
pg.mouse.set_cursor(*cursors.broken_x)
else:
pg.mouse.set_cursor(*cursors.arrow)
if 450 > mouse_position[0] > 350 and 400 > mouse_position[1] > 350:
pg.draw.rect(screen, (0, 200, 0), (350, 350 ,100, 50))
play_button_text(363, 355, 32, "PLAY")
else:
pg.draw.rect(screen, (0, 255, 0), (350, 350 ,100, 50))
play_button_text(363, 355, 32, "PLAY")
def play_button_text(x, y, size, text):
play_button = pg.font.Font("Poppins-Light.ttf", size)
play_text = play_button.render(text, True, (0, 0, 0))
screen.blit(play_text, (x, y))
mixer.music.load("background.wav")
mixer.music.play(-1)
def main_loop():
global y
global bullet_fire
global playerX
global playerY
global bulletY
global sound
global speed_player
global score_value
global bulletX
global running
global clicked
running = True
clicked = 1
score_value = 0
while running:
rel_y = y % background.get_rect().height
screen.fill((0, 0, 0))
screen.blit(background, (0, rel_y - background.get_rect().height))
if rel_y < 600:
screen.blit(background, (0, rel_y))
y += 0.7
hover_sound_img()
for event in pg.event.get():
if event.type == pg.MOUSEBUTTONDOWN:
global mouse_position
mouse_position = pg.mouse.get_pos()
if 782 > mouse_position[0] > 750 and 37 > mouse_position[1] > 4:
if clicked % 2 == 0:
sound = "on"
elif clicked % 2 == 1:
sound = "off"
clicked += 1
if event.type == pg.QUIT:
running = False
if event.type == pg.KEYDOWN:
if event.key == pg.K_LEFT:
speed_player = -2.2
if event.key == pg.K_RIGHT:
speed_player = 2.2
if event.key == pg.K_SPACE:
if bullet_fire == "ready":
bulletX = playerX
fire_bullet(playerX, bulletY)
if sound != "off":
bullet_sound = mixer.Sound("laser.wav")
bullet_sound.play()
if event.type == pg.KEYUP:
if speed_player == 2.2 and event.key == pg.K_RIGHT:
speed_player = 0
if speed_player == -2.2 and event.key == pg.K_LEFT:
speed_player = 0
playerX += speed_player
if playerX < -1:
playerX =-1
elif playerX > 737:
playerX = 737
for i in range(num_of_enemies):
if alienY[i] > 400:
for j in range(num_of_enemies):
alienY[j] = 1000
ending()
break
alienX[i] += speed_alien_X[i]
if alienX[i] <= 0:
speed_alien_X[i] = 1.5
alienY[i] +=speed_alien_y[i]
elif alienX[i] > 760:
speed_alien_X[i] = -1.5
alienY[i] +=speed_alien_y[i]
collision = collide(alienX[i], alienY[i], bulletX, bulletY)
if collision:
if sound != "off":
collision_sound = mixer.Sound("explosion.wav")
collision_sound.play()
bulletY = 480
bullet_fire = "ready"
score_value +=1
alienX[i] = random.randint(0, 760)
alienY[i] = random.randint(50, 150)
aliens(alienX[i], alienY[i], i)
if bullet_fire == "fire":
fire_bullet(bulletX, bulletY)
bulletY -= speed_bullet_y
if bulletY < 0:
bulletY = 480
bullet_fire = "ready"
sound_img()
player(playerX, playerY)
show_score(textX, textY)
pg.display.update()
pg.display.quit()
running = True
clicked = 1
def main_screen():
global running
global clicked
global y
global sound
while running:
rel_y = y % background.get_rect().height
screen.fill((0, 0, 0))
screen.blit(background, (0, rel_y - background.get_rect().height))
if rel_y < 600:
screen.blit(background, (0, rel_y))
y += 0.7
hover_main_menu()
for event in pg.event.get():
if event.type == pg.MOUSEBUTTONDOWN:
mouse_position = pg.mouse.get_pos()
if mouse_position[0] > 750 and mouse_position[0] < 782 and mouse_position[1] > 4 and mouse_position[1] < 37:
if clicked % 2 == 0:
sound = "on"
elif clicked % 2 == 1:
sound = "off"
clicked += 1
if 450 > mouse_position[0] > 350 and 400 > mouse_position[1] > 350:
main_loop()
break
if event.type == pg.QUIT:
running = False
screen.blit(main_menu_logo, (175, 120))
sound_img()
created_by = create.render("Made by: Manan Jain", True, (0, 255, 0))
screen.blit(created_by, (315, 580))
pg.display.update()
pg.quit()
main_screen()