ICS2O1-05 6/2/2016 Pygame Question 1 Answer

import pygame, sys, os, time, random
from pygame.locals import *
from pygame.color import THECOLORS

# # If you get the no available video device error, copy and paste the below code ##
import platform

if platform.system() == "Windows":
    os.environ['SDL_VIDEODRIVER'] = 'windib'
### If you get the no available video device error, copy and paste the above code ###


# Define Shape class
class Shape (pygame.sprite.Sprite):

    # Create attributes for the shape class
    # shapeImage = the uploaded image
    # xCoord = left coordinate
    # yCoord = top coordinate
    # xDirection = x-direction
    # yDirection = y-direction
    def __init__(self, shapeImage, xCoord, yCoord, xDirection, yDirection):
        pygame.sprite.Sprite.__init__(self)

        # store the image for the sprite
        self.image = pygame.Surface((90, 90))
        self.image.blit(shapeImage, (0, 0))
        self.image.set_colorkey((255, 255, 255))

        # Create a rectangle for the image and make our center the passed-in location.
        self.rect = self.image.get_rect()
        self.rect.centery = yCoord
        self.rect.centerx = xCoord

        # store the x and y direction of movement
        self.xdir = xDirection
        self.ydir = yDirection

    # Define movement for the Shape
    def update(self):
        # Calculate the new position for the shape after moving
        self.rect.centerx = self.rect.centerx + self.xdir * 4
        self.rect.centery = self.rect.centery + self.ydir * 4

        # if the shape reaches the edge, bounce it back
        if self.rect.centerx <= 45 or self.rect.centerx >= screen.get_width() - 45:
            self.xdir = -self.xdir
        if self.rect.centery <= 45 or self.rect.centery >= screen.get_height() - 45:
            self.ydir = -self.ydir

# Still Shape Class
class stillShape (pygame.sprite.Sprite):
    def __init__(self, xCoord, yCoord):
        pygame.sprite.Sprite.__init__(self)
        self.image = pygame.Surface((90, 90))
        shapeImage = pygame.image.load("x.png").convert()
        self.image.blit(shapeImage, (0, 0))
        self.image.set_colorkey((255, 255, 255))
        self.rect = self.image.get_rect()
        self.rect.centery = yCoord
        self.rect.centerx = xCoord

pygame.init()
clock = pygame.time.Clock()
window = pygame.display.set_mode((800, 600))
pygame.display.set_caption('The Bouncing Colliding Shape')
screen = pygame.display.get_surface()
screen.fill(THECOLORS['white'])

# the images being used for all Shape objects
oImage = pygame.image.load("o.png").convert()

# a group of all the individual shape objects
shapeList = pygame.sprite.Group()

# a group of all the "O" shapes
oShapeList = pygame.sprite.Group()

# X Shape in the Center
xShape = stillShape(400 - 45, 300 - 45)
shapeList.add(xShape)

# Make 10-20 random "O" shapes
for i in range(random.randrange(10, 21)):
    # Generate random x and y coordinates for the top/left of the shape that will fit on the window
    xCoord = random.randrange(45, screen.get_width() - 45)
    yCoord = random.randrange(45, screen.get_height() - 45)

    # Generate random x and y directions
    xdir = random.choice([-1, 1])
    ydir = random.choice([-1, 1])

    # Create the shape
    newShape = Shape(oImage, xCoord, yCoord, xdir, ydir)

    # add the shape to the all shapes group
    shapeList.add(newShape)

    # add the shape to the "O" shape group
    oShapeList.add(newShape)

# Event Handling #
keepGoing = True

# Font and Text Things
count = 0
ft = pygame.font.SysFont("comicsansms", 36)

pygame.display.flip()

# Game Loop
while keepGoing:
    clock.tick(30)  # Frame rate 30

    # Clear the screen with white
    screen.fill((255, 255, 255))

    # Use draw function to blit all the Shape objects in the group to the screen
    shapeList.draw(screen)

    # Use the update function to calculate new coordinates for all the Shapes
    shapeList.update()

    # Update the Text counter
    text = ft.render(("Count: " + str(count)), True, (128, 128, 128))
    screen.blit(text, (10, 550))

    # update the screen contents
    pygame.display.flip()

    # Check if X and O are colliding
    # pygame.sprite.groupcollide(group1, group2, dokill1, dokill2)
    # dokill1 will remove the group1 sprites and dokill2 will remove the group2 sprites
    # False = do not delete
    # True = delete from all groups
    # notice in the example here, the X shapes will be removed and the O's will remain
    # hitShape = pygame.sprite.groupcollide(oShapeList, xShapeList, False, True)

    # Check through every shape in the oShapeList and see if they collided with xShapeList
    # spritecollideany(sprite, group) -> returns None if there is no collision
    # delete the "X" shape that collides with the "O"
        # Returns a single X sprite (or None) that collided with the O shape
    collideShape = pygame.sprite.spritecollideany(xShape, oShapeList)

    if collideShape != None:
        count += 1
        collideShape.kill()

    pygame.time.delay(20)

    events = pygame.event.get()

    # Event Loop
    for ev in events:
        if ev.type == 12:
            keepGoing = False  # Stop the program, it's detected quit...

pygame.quit()  # Keep this IDLE friendly