game.py

import pygame
import random
import sys

#screen dimension
WIDTH = 800
HEIGHT = 600
SCREED_D = (WIDTH, HEIGHT)
FPS = 60

#colors
WHITE = (255,255,255)
BLACK = (0,0,0)
RED = (255,0,0)
GREEN = (0,255,0)
YELLOW = (255,255,0)

#time between each shoot
DELTASHOOT = 90

pygame.init()

#music
pygame.mixer.init()
bg_music = pygame.mixer.music.load('music/background.mp3')
bg_music = pygame.mixer.music.play(-1)
bg_music = pygame.mixer.music.set_volume(100)
shoot_music = pygame.mixer.Sound('music/shoot.ogg')
shoot_music.set_volume(100)

#screen
screen = pygame.display.set_mode((WIDTH,HEIGHT))
pygame.display.set_caption("Day 51")

#icon
icon = pygame.image.load('icon.png')
icon = pygame.transform.scale(icon, (32,32))
pygame.display.set_icon(icon)

#start clock
clock = pygame.time.Clock()

#font and print
font1 = pygame.font.Font('font/font.ttf', 40)
font2 = pygame.font.Font('font/font.ttf', 20)
def print_text(msg, pos, _font, color = (0,0,0), bgcolor = (255,255,255)):
	text = _font.render(msg, True, color, bgcolor)
	screen.blit(text, pos)

#sprites image
background = pygame.image.load('background/bg.png').convert()
background = pygame.transform.scale(background, SCREED_D)
background_rect = background.get_rect()

player_img = pygame.image.load('sprites/player.png').convert()
player_img = pygame.transform.scale(player_img, (60,50))
player_img.set_colorkey(WHITE)

mob_img = pygame.image.load('sprites/mob.png').convert()
mob_img.set_colorkey(BLACK)
mob_img1 = pygame.image.load('sprites/mob1.png').convert()
mob_img1.set_colorkey(BLACK)
mob_list = [mob_img, mob_img1]

bullet_img = pygame.image.load('sprites/bullet.png').convert()
bullet_img = pygame.transform.scale(bullet_img, (10,30))
bullet_img.set_colorkey(BLACK)

powerUp_img = pygame.image.load('sprites/powerUp.png').convert()
powerUp_img = pygame.transform.scale(powerUp_img, (50,50))
powerUp_img.set_colorkey(BLACK)

#save record
def saveRecord():
	file = open('record/save.txt', 'w')
	file.write(str(record))
	file.close()

#load record
def loadRecord():
	file = open('record/save.txt', 'r')
	data = file.read()
	file.close()
	return data

#score & bonus
score = 0
record = int(loadRecord())
newRecord = False
bonus = 1
powerUpBool = False

#background generator
def bgGen():
	screen.fill(BLACK)
	screen.blit(background, background_rect)

#first page
def showIntro():
	print_text("WELCOME TO DAY 51!", (150, 100), font1, WHITE, BLACK)
	print_text("PRESS SPACE TO START!", (250, 300), font2, YELLOW, BLACK)

#summary page
def showSummary():
	print_text("SUMMARY", (250, 100), font1, WHITE, BLACK)
	print_text("SCORE = {0}".format(score), (225, 250), font1, YELLOW, BLACK)
	if newRecord:
		print_text("NEW RECORD = {0}".format(record), (175, 350), font1, RED, BLACK)
	else:
		print_text("RECORD = {0}".format(record), (200, 350), font1, RED, BLACK)
	print_text("PRESS ESC TO QUIT!", (250, 500), font2, YELLOW, BLACK)

#quit function
def quit():
	pygame.quit()
	sys.exit()

#classes
class Player(pygame.sprite.Sprite):
	def __init__(self):
		pygame.sprite.Sprite.__init__(self)
		self.image = player_img
		self.rect = self.image.get_rect()
		self.rect.centerx = WIDTH / 2
		self.rect.bottom = HEIGHT - 10
		self.speedx = 0

	def shoot(self):
		bullet = Bullet(self.rect.centerx, self.rect.top)
		shoot_music.play()
		all_sprites.add(bullet)
		bullets.add(bullet)

	def update(self):
		self.speedx = 0
		keystate = pygame.key.get_pressed()
		if keystate[pygame.K_LEFT]:
			self.speedx = -8
		if keystate[pygame.K_RIGHT]:
			self.speedx = 8
		self.rect.x += self.speedx

		if self.rect.right > WIDTH:
			self.rect.right = WIDTH
		if self.rect.left < 0:
			self.rect.left = 0

class Mob(pygame.sprite.Sprite):
	def __init__(self):
		pygame.sprite.Sprite.__init__(self)
		self.original_image = mob_list[random.randrange(0,2)]
		self.original_image = pygame.transform.scale(self.original_image, (random.randrange(60,90),random.randrange(60,90)))
		self.image = self.original_image.copy()
		self.rect = self.image.get_rect()
		self.rect.x = random.randrange(0, WIDTH - self.rect.width)
		self.rect.y = random.randrange(-100, -40)
		self.speedx = random.randrange(-3,3)
		self.speedy = random.randrange(1,5)
		self.rot = 0
		self.rotspeed = random.randrange(-8,8)
		self.last_update = pygame.time.get_ticks()

	def rotate(self):
		nowR = pygame.time.get_ticks()
		if nowR - self.last_update > 50:
			self.last_update = nowR
			self.rot = (self.rot + self.rotspeed) % 360
			old_center = self.rect.center
			self.image = pygame.transform.rotate(self.original_image, self.rot)
			self.rect = self.image.get_rect()
			self.rect.center = old_center

	def update(self):
		global powerUpBool
		self.rect.x += self.speedx
		if powerUpBool:
			nowPowerUp = pygame.time.get_ticks()
			if nowPowerUp - lastPowerUpHit < 5000:
				self.rect.y += 1
			else:
				powerUpBool = False
		else:
			self.rect.y += (self.speedy + bonus)
		self.rotate()

		if self.rect.top > HEIGHT+10 or self.rect.left < -25 or self.rect.right > WIDTH+20:
			self.rect.x = random.randrange(0, WIDTH - self.rect.width)
			self.rect.y = random.randrange(-100, -40)
			self.speedy = random.randrange(1,8)

class PowerUp(pygame.sprite.Sprite):
	def __init__(self):
		pygame.sprite.Sprite.__init__(self)
		self.image = powerUp_img
		self.rect = self.image.get_rect()
		self.rect.x = random.randrange(0, WIDTH - self.rect.width)
		self.rect.y = random.randrange(-100, -40)
		self.speedx = random.randrange(-3,3)
		self.speedy = 3

	def update(self):
		self.rect.x += self.speedx
		self.rect.y += self.speedy

		if self.rect.top > HEIGHT+10 or self.rect.left < -25 or self.rect.right > WIDTH+20:
			self.kill()

class Bullet(pygame.sprite.Sprite):
	def __init__(self, x, y):
		pygame.sprite.Sprite.__init__(self)
		self.image = bullet_img
		self.rect = self.image.get_rect()
		self.rect.bottom = y
		self.rect.centerx = x
		self.speedy = -10

	def update(self):
		self.rect.y += self.speedy

		if self.rect.bottom < 0:
			self.kill()

#intro
intro = True
while intro:
	for event in pygame.event.get():
		if event.type == pygame.KEYDOWN:
			if event.key == pygame.K_SPACE:
				intro = False
			if event.key == pygame.K_ESCAPE:
				quit()
		elif event.type == pygame.QUIT:
			quit()
	bgGen()
	showIntro()
	pygame.display.flip()

all_sprites = pygame.sprite.Group()
mobs = pygame.sprite.Group()
bullets = pygame.sprite.Group()
power_ups = pygame.sprite.Group()
player = Player()
all_sprites.add(player)

#mobs generator
for i in range(6):
	m = Mob()
	all_sprites.add(m)
	mobs.add(m)

#game
previous = 0
running = True
start = pygame.time.get_ticks()
while running:
	#run at right speed
	clock.tick(FPS)
	powerTime = pygame.time.get_ticks()

	if powerTime - start > 15000:
		start = powerTime
		p = PowerUp()
		all_sprites.add(p)
		power_ups.add(p)

	#Process events
	for event in pygame.event.get():

		#check window closing
		if event.type == pygame.QUIT:
			running = False
		#shoot
		if event.type == pygame.KEYDOWN:
			if event.key == pygame.K_SPACE:
				now = pygame.time.get_ticks()
				if now - previous > DELTASHOOT:
					previous = now
					player.shoot()

	#update
	all_sprites.update()

	hits = pygame.sprite.spritecollide(player, mobs, False)
	if hits:
		running = False

	bullet_hits = pygame.sprite.groupcollide(mobs, bullets, True, True)

	powerUp_hits = pygame.sprite.groupcollide(power_ups, bullets, True, True)
	if powerUp_hits:
		powerUpBool = True
		lastPowerUpHit = pygame.time.get_ticks()

	#destroyed mobs generator
	for h in bullet_hits:
		m = Mob()
		all_sprites.add(m)
		mobs.add(m)
		score += 10
		if score % 500 == 0:
			bonus += 1

	#draw
	bgGen()
	all_sprites.draw(screen) #draws all sprites
	if record < score:
		record = score
		newRecord = True
	print_text("SCORE = {0}".format(score), (575,10), font2, RED, BLACK)
	print_text("RECORD = {0}".format(record), (575,30), font2, YELLOW, BLACK)
	if powerUpBool:
		print_text("POWER-UP ON", (575,50), font2, RED, BLACK)
	pygame.display.flip()

#save record
if newRecord:
	saveRecord()

#summary
while True:
	for event in pygame.event.get():
		if event.type == pygame.KEYUP:
			if event.key == pygame.K_ESCAPE:
				quit()
		elif event.type == pygame.QUIT:
			quit()
	bgGen()
	showSummary()
	pygame.display.flip()

pygame.quit()
sys.exit()