bricks-v2.py

Python Mini

from processing import *
from webaudio import Audio

ball_x = 50
ball_y = 50
velocity_x = 2
velocity_y = -2
paddle_x = 200
paddle_y = 380
paddle_move_speed = 40
paddle_length = 100
score = 0
game_start = False

brick_length = 60
brick_height = 20
bricks = []

sound = None

def setup():
    global sound
    background(0, 0, 0)
    size(560, 400)
    
    sound = Audio("http://bofeng.oyosite.com/hit.wav")
    # initialize bricks position
    for i in range(3):
        for j in range(6):
            brick = {
                     "x" : 20 + j * 90,
                     "y" : 60 + i * 60
                     }
            bricks.append(brick)

def draw():
    global ball_x, ball_y, velocity_x, velocity_y, score
    
    background(0, 0, 0)
    
    # draw bricks
    fill(255, 153, 0)
    for brick in bricks:
        rect(brick["x"], brick["y"], brick_length, brick_height)

# if no brick, player win
    if len(bricks) == 0:
        fill(0, 255, 0)
        textSize(25)
        text("You Win !!!", 220, 250)
        exitp()
    
    # draw paddle
    fill(0, 0, 255)
    rect(paddle_x, paddle_y, paddle_length, 15)
    
    # 
    if not game_start:
        fill(0, 255, 0)
        textSize(20)
        text("Press space to start", 180, 250)
    
    # draw ball
    if not game_start:
        ball_x = paddle_x + 50
        ball_y = paddle_y - 10
    else:
        ball_x += velocity_x
        ball_y += velocity_y
    
    fill(255, 255, 255)
    ellipse(ball_x, ball_y, 20, 20)

if (ball_x + 20 > 560 or ball_x - 10 < 0):        
        velocity_x = -velocity_x
        
    if (ball_y - 10 < 0):
        velocity_y = -velocity_y

# collision with paddle
    if (ball_y + 10 > paddle_y and ball_x > paddle_x and ball_x < paddle_x + paddle_length):            
        sound.play()
        ball_y = paddle_y - 10
        velocity_y = -velocity_y
    
    # out of boundary
    if ball_y > 400:
        fill(255, 0, 0)
        textSize(20)
        text("Game Over", 220, 250)
        exitp()
        
    # collision with bricks
    collision_index = None
    for i in range(len(bricks)):
        brick = bricks[i]
        x = brick["x"]
        y = brick["y"]
        
        # collision with brick top and bottom
        if (ball_x > x and ball_x < x + brick_length):
            if (velocity_y > 0 and ball_y + 10 > y and ball_y < y + brick_height) or \
                    (velocity_y < 0 and ball_y - 10 < y + brick_height and ball_y > y):
                velocity_y = -velocity_y
                collision_index = i
                break

# collision with brick left and right edge
        if (ball_y > y and ball_y < y + brick_height):
            if (velocity_x > 0 and ball_x + 10 > x and ball_x < x + brick_length) or \
                    (velocity_x < 0 and ball_x - 10 < x + brick_length and ball_x > x):
                velocity_x = -velocity_x
                collision_index = i
                break
            
    if collision_index is not None:
        score += 1
        sound.play()
        if score % 5 == 0:
            velocity_x += velocity_x > 0 and 1 or -1
            velocity_y += velocity_y > 0 and 1 or -1
            
        del bricks[collision_index]
    
    fill(255, 255, 255)
    textSize(15)
    text("Score: " + str(score), 15, 30)

def keyPressed():
    global paddle_x, paddle_length, game_start
    
    # Hit E, to extend paddle (cheat mode)
    if keyboard.keyCode == 69:
        paddle_length += 20
        
    # space key
    if keyboard.keyCode == 32:
        if not game_start:
            game_start = True
            
    if keyboard.keyCode == 37:
        # left arrow key
        paddle_x -= paddle_move_speed
    elif keyboard.keyCode == 39:
        # right arrow key
        paddle_x += paddle_move_speed

run()

( around 120 lines python code )

Published By:

Bo Tinker

Published on 2014-12-24T21:53:38Z

Python Mini - an OYOclass application, own your own class today.

Result

Error message shows here