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snake, apple game · codebasics/python_projects@c4ebe5d · GitHub
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peter-pandeypeter-pandey
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snake, apple game
1 parent 0179cae commit c4ebe5d

19 files changed

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‎.gitignore‎

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.idea
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# Byte-compiled / optimized / DLL files
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__pycache__/
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*.py[cod]

‎1_snake_game/1_build_screen_moving_block.py‎

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# Build a screen and a moving block
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import pygame
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from pygame.locals import *
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def draw_block():
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surface.fill((110, 110, 5))
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surface.blit(block, (block_x, block_y))
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pygame.display.flip()
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if __name__ == '__main__':
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pygame.init()
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surface = pygame.display.set_mode((500, 500))
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surface.fill((110, 110, 5))
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block = pygame.image.load("resources/block.jpg").convert()
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block_x, block_y = 100, 100
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surface.blit(block, (block_x, block_y))
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pygame.display.flip()
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running = True
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while running:
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for event in pygame.event.get():
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if event.type == KEYDOWN:
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if event.key == K_ESCAPE:
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running = False
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if event.key == K_LEFT:
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block_x -= 10
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draw_block()
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if event.key == K_RIGHT:
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block_x += 10
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draw_block()
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if event.key == K_UP:
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block_y -= 10
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draw_block()
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if event.key == K_DOWN:
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block_y += 10
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draw_block()
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elif event.type == QUIT:
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running = False
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‎1_snake_game/2_using_object_oriented_programming.py‎

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# Make it all object oriented by converting the code in various classes
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import pygame
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from pygame.locals import *
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class Snake:
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def __init__(self, surface):
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self.parent_screen = surface
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self.block = pygame.image.load("resources/block.jpg").convert()
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self.x = 100
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self.y = 100
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def move_left(self):
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self.x -= 10
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self.draw()
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def move_right(self):
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self.x += 10
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self.draw()
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def move_up(self):
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self.y -= 10
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self.draw()
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def move_down(self):
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self.y += 10
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self.draw()
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def draw(self):
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self.parent_screen.fill((110, 110, 5))
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self.parent_screen.blit(self.block, (self.x, self.y))
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pygame.display.flip()
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class Game:
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def __init__(self):
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pygame.init()
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self.surface = pygame.display.set_mode((500, 500))
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self.snake = Snake(self.surface)
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self.snake.draw()
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def run(self):
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running = True
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while running:
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for event in pygame.event.get():
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if event.type == KEYDOWN:
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if event.key == K_ESCAPE:
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running = False
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if event.key == K_LEFT:
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self.snake.move_left()
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if event.key == K_RIGHT:
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self.snake.move_right()
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if event.key == K_UP:
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self.snake.move_up()
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if event.key == K_DOWN:
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self.snake.move_down()
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elif event.type == QUIT:
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running = False
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if __name__ == '__main__':
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game = Game()
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game.run()
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‎1_snake_game/3_moving_block_and_timer.py‎

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# Moving block with a timer
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import pygame
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from pygame.locals import *
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import time
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class Snake:
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def __init__(self, surface):
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self.parent_screen = surface
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self.block = pygame.image.load("resources/block.jpg").convert()
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self.x = 100
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self.y = 100
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self.direction = 'down'
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def move_left(self):
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self.direction = 'left'
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def move_right(self):
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self.direction = 'right'
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def move_up(self):
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self.direction = 'up'
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def move_down(self):
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self.direction = 'down'
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def walk(self):
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if self.direction == 'left':
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self.x -= 10
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if self.direction == 'right':
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self.x += 10
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if self.direction == 'up':
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self.y -= 10
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if self.direction == 'down':
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self.y += 10
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self.draw()
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def draw(self):
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self.parent_screen.fill((110, 110, 5))
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self.parent_screen.blit(self.block, (self.x, self.y))
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pygame.display.flip()
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class Game:
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def __init__(self):
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pygame.init()
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self.surface = pygame.display.set_mode((500, 500))
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self.snake = Snake(self.surface)
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self.snake.draw()
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def run(self):
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running = True
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while running:
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for event in pygame.event.get():
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if event.type == KEYDOWN:
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if event.key == K_ESCAPE:
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running = False
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if event.key == K_LEFT:
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self.snake.move_left()
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if event.key == K_RIGHT:
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self.snake.move_right()
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if event.key == K_UP:
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self.snake.move_up()
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if event.key == K_DOWN:
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self.snake.move_down()
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elif event.type == QUIT:
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running = False
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self.snake.walk()
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time.sleep(.2)
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if __name__ == '__main__':
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game = Game()
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game.run()
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‎1_snake_game/4_build_snake_draw_apple.py‎

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# Convert block into a snake
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# Draw apple at random locations
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import pygame
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from pygame.locals import *
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import time
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import random
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SIZE = 40
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class Apple:
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def __init__(self, parent_screen):
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self.parent_screen = parent_screen
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self.image = pygame.image.load("resources/apple.jpg").convert()
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self.x = 120
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self.y = 120
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def draw(self):
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self.parent_screen.blit(self.image, (self.x, self.y))
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pygame.display.flip()
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def move(self):
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self.x = random.randint(1,25)*SIZE
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self.y = random.randint(1,20)*SIZE
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class Snake:
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def __init__(self, parent_screen, length):
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self.parent_screen = parent_screen
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self.image = pygame.image.load("resources/block.jpg").convert()
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self.direction = 'down'
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self.length = length
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self.x = [40]*length
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self.y = [40]*length
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def move_left(self):
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self.direction = 'left'
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def move_right(self):
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self.direction = 'right'
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def move_up(self):
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self.direction = 'up'
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def move_down(self):
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self.direction = 'down'
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def walk(self):
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# update body
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for i in range(self.length-1,0,-1):
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self.x[i] = self.x[i-1]
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self.y[i] = self.y[i-1]
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# update head
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if self.direction == 'left':
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self.x[0] -= SIZE
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if self.direction == 'right':
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self.x[0] += SIZE
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if self.direction == 'up':
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self.y[0] -= SIZE
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if self.direction == 'down':
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self.y[0] += SIZE
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self.draw()
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def draw(self):
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self.parent_screen.fill((110, 110, 5))
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for i in range(self.length):
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self.parent_screen.blit(self.image, (self.x[i], self.y[i]))
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pygame.display.flip()
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def increase_length(self):
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self.length += 1
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self.x.append(-1)
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self.y.append(-1)
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class Game:
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def __init__(self):
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pygame.init()
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self.surface = pygame.display.set_mode((1000, 800))
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self.snake = Snake(self.surface, 5)
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self.snake.draw()
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self.apple = Apple(self.surface)
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self.apple.draw()
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def play(self):
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self.snake.walk()
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self.apple.draw()
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def run(self):
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running = True
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while running:
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for event in pygame.event.get():
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if event.type == KEYDOWN:
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if event.key == K_ESCAPE:
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running = False
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if event.key == K_LEFT:
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self.snake.move_left()
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if event.key == K_RIGHT:
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self.snake.move_right()
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if event.key == K_UP:
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self.snake.move_up()
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if event.key == K_DOWN:
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self.snake.move_down()
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elif event.type == QUIT:
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running = False
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self.play()
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time.sleep(.2)
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if __name__ == '__main__':
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game = Game()
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game.run()
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