'''
 pygame.FULLSCREEN create a fullscreen display
 pygame.DOUBLEBUF recommended for HWSURFACE or OPENGL
 pygame.HWSURFACE hardware accelerated, only in FULLSCREEN
 pygame.OPENGL create an opengl renderable display
 pygame.RESIZABLE display window should be sizeable
 pygame.NOFRAME display window will have no border or controls
'''

#pygame fullscreen
import os, pygame
from pygame.locals import *
from sys import exit
'''
pygame.display.set_mode():
 pygame.FULLSCREEN create a fullscreen display
 pygame.DOUBLEBUF recommended for HWSURFACE or OPENGL
 pygame.HWSURFACE hardware accelerated, only in FULLSCREEN
 pygame.OPENGL create an opengl renderable display
 pygame.RESIZABLE display window should be sizeable
 pygame.NOFRAME display window will have no border or controls
'''
__author__ = {'name' : 'Hongten',
 'mail' : 'hongtenzone@foxmail.com',
 'Version' : '1.0'}
BG_IMAGE = 'C://py//bg.png'
SCREEN_DEFAULT_SIZE = (500, 500)
pygame.init()
#create the image path
bg_path = os.path.join('data', BG_IMAGE)
if not os.path.exists(bg_path):
 print('The BackGround Image does not exist!')
screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, 0, 32)
bg = pygame.image.load(bg_path).convert()
#full screen flag
full_screen = False
while 1:
 for event in pygame.event.get():
 if event.type == QUIT:
 exit()
 if event.type == KEYDOWN:
 #when press the 'f',then change the screen display model
 if event.key == K_f:
 full_screen = not full_screen
 if full_screen:
 print('Open the Fullscreen model!')
 else:
 print('Open the Default model!')
 if full_screen:
 #full screen display model
 screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, FULLSCREEN, 32)
 else:
 #default model
 screen = pygame.display.set_mode(SCREEN_DEFAULT_SIZE, 0, 32)
 screen.blit(bg, (0, 0))
 pygame.display.update()