用户:老秦Lanny查看:0 回复:0 评论:0 创建时间:2022-08-07T11:31:11
【作品展示】
【作品介绍】
无
【作品源代码】
import random
import pygame
import sys,time
from pygame.locals import *
Snakespeed = 17
Window_Width = 1920
Window_Height = 1080
Cell_Size = 20 # Width and height of the cells
# Ensuring that the cells fit perfectly in the window. eg if cell size was
# 10 and window width or windowheight were 15 only 1.5 cells would
# fit.
assert Window_Width % Cell_Size == 0, "Window width must be a multiple of cell size."
# Ensuring that only whole integer number of cells fit perfectly in the window.
assert Window_Height % Cell_Size == 0, "Window height must be a multiple of cell size."
Cell_W = int(Window_Width / Cell_Size) # Cell Width
Cell_H = int(Window_Height / Cell_Size) # Cellc Height
White = (255, 255, 255)
Black = (0, 0, 0)
Red = (255, 0, 0) # Defining element colors for the program.
Green = (0, 255, 0)
DARKGreen = (0, 155, 0)
DARKGRAY = (40, 40, 40)
YELLOW = (200, 200, 0)
Red_DARK = (150, 0, 0)
BLUE = (0, 0, 255)
BLUE_DARK = (0, 0, 150)
BGCOLOR = Black # Background color
UP = 'up'
DOWN = 'down' # Defining keyboard keys.
LEFT = 'left'
RIGHT = 'right'
HEAD = 0 # Syntactic sugar: index of the snake's head
def main():
global SnakespeedCLOCK, DISPLAYSURF, BASICFONT
pygame.init()
SnakespeedCLOCK = pygame.time.Clock()
DISPLAYSURF = pygame.display.set_mode((Window_Width, Window_Height))
BASICFONT = pygame.font.Font('freesansbold.ttf', 18)
pygame.display.set_caption("SNAKE'S GAME")
showStartScreen()
runGame()
showGameOverScreen()
drawPressKeyMsg()
def runGame():
# Set a random start point.
startx = random.randint(5, Cell_W - 6)
starty = random.randint(5, Cell_H - 6)
wormCoords = [{'x': startx, 'y': starty},
{'x': startx - 1, 'y': starty},
{'x': startx - 2, 'y': starty}]
direction = RIGHT
# Start the apple in a random place.
apple = getRandomLocation()
while True: # main game loop
for event in pygame.event.get(): # event handling loop
if event.type == QUIT:
pygame.quit()
sys.exit()
elif event.type == KEYDOWN:
if (event.key == K_LEFT) and direction != RIGHT:
direction = LEFT
elif (event.key == K_RIGHT) and direction != LEFT:
direction = RIGHT
elif (event.key == K_UP) and direction != DOWN:
direction = UP
elif (event.key == K_DOWN) and direction != UP:
direction = DOWN
elif event.key == K_ESCAPE:
terminate()
# check if the Snake has hit itself or the edge
if wormCoords[HEAD]['x'] == -1 or wormCoords[HEAD]['x'] == Cell_W or wormCoords[HEAD]['y'] == -1 or wormCoords[HEAD]['y'] == Cell_H:
return # game over
for wormBody in wormCoords[1:]:
if wormBody['x'] == wormCoords[HEAD]['x'] and wormBody['y'] == wormCoords[HEAD]['y']:
return # game over
# check if Snake has eaten an apply
if wormCoords[HEAD]['x'] == apple['x'] and wormCoords[HEAD]['y'] == apple['y']:
# don't remove worm's tail segment
apple = getRandomLocation() # set a new apple somewhere
else:
del wormCoords[-1] # remove worm's tail segment
# move the worm by adding a segment in the direction it is moving
if direction == UP:
newHead = {'x': wormCoords[HEAD]['x'],
'y': wormCoords[HEAD]['y'] - 1}
elif direction == DOWN:
newHead = {'x': wormCoords[HEAD]['x'],
'y': wormCoords[HEAD]['y'] + 1}
elif direction == LEFT:
newHead = {'x': wormCoords[HEAD][
'x'] - 1, 'y': wormCoords[HEAD]['y']}
elif direction == RIGHT:
newHead = {'x': wormCoords[HEAD][
'x'] + 1, 'y': wormCoords[HEAD]['y']}
wormCoords.insert(0, newHead)
DISPLAYSURF.fill(BGCOLOR)
drawGrid()
drawWorm(wormCoords)
drawApple(apple)
drawScore(len(wormCoords) - 3)
pygame.display.update()
SnakespeedCLOCK.tick(Snakespeed)
def drawPressKeyMsg():
pressKeySurf = BASICFONT.render('Press any key to continue . . .', True, Red)
pressKeyRect = pressKeySurf.get_rect()
pressKeyRect.topleft = (Window_Width - 280, Window_Height - 25)
DISPLAYSURF.blit(pressKeySurf, pressKeyRect)
def checkForKeyPress():
if len(pygame.event.get(QUIT)) > 0:
terminate()
keyUpEvents = pygame.event.get(KEYUP)
if len(keyUpEvents) == 0:
return None
if keyUpEvents[0].key == K_ESCAPE:
terminate()
return keyUpEvents[0].key
def showStartScreen():
titleFont = pygame.font.Font('freesansbold.ttf', 100)
titleSurf1 = titleFont.render("SNAKE'S GAME", True, White, DARKGreen)
degrees1 = 0
degrees2 = 0
while True:
DISPLAYSURF.fill(BGCOLOR)
rotatedSurf1 = pygame.transform.rotate(titleSurf1, degrees1)
rotatedRect1 = rotatedSurf1.get_rect()
rotatedRect1.center = (Window_Width / 2, Window_Height / 2)
DISPLAYSURF.blit(rotatedSurf1, rotatedRect1)
drawPressKeyMsg()
if checkForKeyPress():
pygame.event.get() # clear event queue
return
pygame.display.update()
SnakespeedCLOCK.tick(Snakespeed)
degrees1 += 3 # rotate by 3 degrees each frame
degrees2 += 7 # rotate by 7 degrees each fram
def terminate():
pygame.time.wait(500)
pygame.quit()
sys.exit()
def getRandomLocation():
return {'x': random.randint(2, Cell_W - 3), 'y': random.randint(3, Cell_H - 3)}
def showGameOverScreen():
gameOverFont = pygame.font.Font('freesansbold.ttf', 95)
gameSurf = gameOverFont.render("Game Over!", True, White)
overSurf = gameOverFont.render("Thank you for playing Snake's Game!", True,White)
gameRect = gameSurf.get_rect()
overRect = overSurf.get_rect()
gameRect.midtop = (Window_Width / 2, 25)
overRect.midtop = (Window_Width / 2, gameRect.height + 10 + 40)
DISPLAYSURF.blit(gameSurf, gameRect)
DISPLAYSURF.blit(overSurf, overRect)
pygame.display.update()
pygame.time.wait(1000)
checkForKeyPress() # clear out any key presses in the event queue
while True:
if checkForKeyPress():
pygame.event.get() # clear event queue
return
def drawScore(score):
time_score=int(pygame.time.get_ticks()/15000) #time=seconds+'000'
thisScore=score*10+time_score*10
with open('bestscore.txt','r')as file_object:
count=int(file_object.read())
if thisScore>count:
file_object.close()
with open('bestscore.txt','w')as file_objet:
file_objet.write (str(thisScore))
roundScore=int(round(thisScore,-1))
ScoreStr='{:,}'.format(roundScore)
roundfile_object=round(count,-1)
fojStr='{:,}'.format(roundfile_object)
BASICFONT = pygame.font.Font('freesansbold.ttf', 25)
scoreSurf = BASICFONT.render('*(^_^)*Warm prompt:you can press ESC to exit*(^_^)* Best score:%s Score:%s Time score:%s Food score:%s' % (fojStr,ScoreStr,time_score*10,score*10), True, White)
scoreRect = scoreSurf.get_rect()
scoreRect.midtop = (Window_Width/2, 1)
DISPLAYSURF.blit(scoreSurf, scoreRect)
#scoresurf1 = BASICFONT.render('Score: %s' % (score1), True, White)
#scoresurf2 = BASICFONT.render('Score: %s' % (score2), True, White)
#scoreRect1 = scoreSurf1.get_rect()
#scoreRect2 = scoreSurf2.get_rect()
#scoreRect1.topleft = (Window_Width - 120, 10)
#scoreRect2.topleft = (Window_Width - 120, 20)
#DISPLAYSURF.blit(scoreSurf1, scoreRect1)
#DISPLAYSURF.blit(scoreSurf2, scoreRect2)
#scoreSurf = BASICFONT.render('Score: %s' % (score), True, White)
#scoreRect = scoreSurf.get_rect()
#scoreRect.topleft = (Window_Width - 120, 10)
#DISPLAYSURF.blit(scoreSurf, scoreRect)
def drawWorm(wormCoords):
for coord in wormCoords:
x = coord['x'] * Cell_Size
y = coord['y'] * Cell_Size
wormSegmentRect = pygame.Rect(x, y, Cell_Size, Cell_Size)
pygame.draw.rect(DISPLAYSURF, DARKGreen, wormSegmentRect)
wormInnerSegmentRect = pygame.Rect(
x + 4, y + 4, Cell_Size - 8, Cell_Size - 8)
pygame.draw.rect(DISPLAYSURF, Green, wormInnerSegmentRect)
def drawApple(coord):
x = coord['x'] * Cell_Size
y = coord['y'] * Cell_Size
appleRect = pygame.Rect(x, y, Cell_Size, Cell_Size)
pygame.draw.rect(DISPLAYSURF, Red, appleRect)
def drawGrid():
for x in range(0, Window_Width, Cell_Size): # draw vertical lines
pygame.draw.line(DISPLAYSURF, DARKGRAY, (x, 0), (x, Window_Height))
for y in range(0, Window_Height, Cell_Size): # draw horizontal lines
pygame.draw.line(DISPLAYSURF, DARKGRAY, (0, y), (Window_Width, y))
if __name__ == '__main__':
try:
main()
except SystemExit:
pass
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