#!/usr/bin/env python
#
# Breakout V 0.1 June 2009
#
# Copyright (C) 2009 John Cheetham
#
# web : http://www.johncheetham.com/projects/breakout
# email : developer@johncheetham.com
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
import sys, pygame, random
class Breakout():
def main(self):
xspeed_init = 6
yspeed_init = 6
max_lives = 5
bat_speed = 30
score = 0
bgcolour = 0x2F, 0x4F, 0x4F # darkslategrey
size = width, height = 640, 480
pygame.init()
screen = pygame.display.set_mode(size)
#screen = pygame.display.set_mode(size, pygame.FULLSCREEN)
bat = pygame.image.load("bat.png").convert()
batrect = bat.get_rect()
ball = pygame.image.load("ball.png").convert()
ball.set_colorkey((255, 255, 255))
ballrect = ball.get_rect()
pong = pygame.mixer.Sound('Blip_1-Surround-147.wav')
pong.set_volume(10)
wall = Wall()
wall.build_wall(width)
# Initialise ready for game loop
batrect = batrect.move((width / 2) - (batrect.right / 2), height - 20)
ballrect = ballrect.move(width / 2, height / 2)
xspeed = xspeed_init
yspeed = yspeed_init
lives = max_lives
clock = pygame.time.Clock()
pygame.key.set_repeat(1,30)
pygame.mouse.set_visible(0) # turn off mouse pointer
while 1:
# 60 frames per second
clock.tick(60)
# process key presses
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
sys.exit()
if event.key == pygame.K_LEFT:
batrect = batrect.move(-bat_speed, 0)
if (batrect.left < 0):
batrect.left = 0
if event.key == pygame.K_RIGHT:
batrect = batrect.move(bat_speed, 0)
if (batrect.right > width):
batrect.right = width
# check if bat has hit ball
if ballrect.bottom >= batrect.top and \
ballrect.bottom <= batrect.bottom and \
ballrect.right >= batrect.left and \
ballrect.left <= batrect.right:
yspeed = -yspeed
pong.play(0)
offset = ballrect.center[0] - batrect.center[0]
# offset > 0 means ball has hit RHS of bat
# vary angle of ball depending on where ball hits bat
if offset > 0:
if offset > 30:
xspeed = 7
elif offset > 23:
xspeed = 6
elif offset > 17:
xspeed = 5
else:
if offset < -30:
xspeed = -7
elif offset < -23:
xspeed = -6
elif xspeed < -17:
xspeed = -5
# move bat/ball
ballrect = ballrect.move(xspeed, yspeed)
if ballrect.left < 0 or ballrect.right > width:
xspeed = -xspeed
pong.play(0)
if ballrect.top < 0:
yspeed = -yspeed
pong.play(0)
# check if ball has gone past bat - lose a life
if ballrect.top > height:
lives -= 1
# start a new ball
xspeed = xspeed_init
rand = random.random()
if random.random() > 0.5:
xspeed = -xspeed
yspeed = yspeed_init
ballrect.center = width * random.random(), height / 3
if lives == 0:
msg = pygame.font.Font(None,70).render("Game Over", True, (0,255,255), bgcolour)
msgrect = msg.get_rect()
msgrect = msgrect.move(width / 2 - (msgrect.center[0]), height / 3)
screen.blit(msg, msgrect)
pygame.display.flip()
# process key presses
# - ESC to quit
# - any other key to restart game
while 1:
restart = False
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_ESCAPE:
sys.exit()
if not (event.key == pygame.K_LEFT or event.key == pygame.K_RIGHT):
restart = True
if restart:
screen.fill(bgcolour)
wall.build_wall(width)
lives = max_lives
score = 0
break
if xspeed < 0 and ballrect.left < 0:
xspeed = -xspeed
pong.play(0)
if xspeed > 0 and ballrect.right > width:
xspeed = -xspeed
pong.play(0)
# check if ball has hit wall
# if yes yhen delete brick and change ball direction
index = ballrect.collidelist(wall.brickrect)
if index != -1:
if ballrect.center[0] > wall.brickrect[index].right or \
ballrect.center[0] < wall.brickrect[index].left:
xspeed = -xspeed
else:
yspeed = -yspeed
pong.play(0)
wall.brickrect[index:index + 1] = []
score += 10
screen.fill(bgcolour)
scoretext = pygame.font.Font(None,40).render(str(score), True, (0,255,255), bgcolour)
scoretextrect = scoretext.get_rect()
scoretextrect = scoretextrect.move(width - scoretextrect.right, 0)
screen.blit(scoretext, scoretextrect)
for i in range(0, len(wall.brickrect)):
screen.blit(wall.brick, wall.brickrect[i])
# if wall completely gone then rebuild it
if wall.brickrect == []:
wall.build_wall(width)
xspeed = xspeed_init
yspeed = yspeed_init
