tic.py

import pygame 
from pygame.locals import *

pygame.init()

screen_width = 300
screen_height= 300

screen = pygame.display.set_mode((screen_width, screen_height))
pygame.display.set_caption('TICTACTOE')

line_width = 6
markers=[]
pos = []
player = 1
clicked = False
winner= 0
game_over = False


font = pygame.font.SysFont(None, 40)

#create again rectangle 

again_rect = Rect(screen_width//2 - 80, screen_height // 2, 160, 50)

def draw_grid():
    bg = (255,255,200)
    grid = (50,50,50)
    screen.fill(bg)
    for x in range(1,3):
        pygame.draw.line(screen,grid, (0, x *100),(screen_width, x * 100), line_width)
        pygame.draw.line(screen,grid, (x*100, 0),( x * 100, screen_height), line_width)

for x in range(3):
    row = [0]*3
    markers.append(row)

green = (0, 255,0)
red = (255,0,0)
blue = (0, 0, 255)


def draw_markers():
    x_pos = 0
    for x in markers:
        y_pos = 0
        for y in x:
            if y == 1:
                pygame.draw.line(screen, green,(x_pos * 100 + 15, y_pos * 100 + 15), (x_pos * 100 + 85,y_pos * 100 + 85), line_width)
                pygame.draw.line(screen, green,(x_pos * 100 + 15, y_pos * 100 + 85), (x_pos * 100 + 85,y_pos * 100 + 15), line_width)
                
            if y == -1:
                pygame.draw.circle(screen, red, (x_pos*100+50, y_pos * 100 + 50), 38, line_width)
            y_pos += 1 
        x_pos += 1    

def check_winner():
    
    global winner
    global game_over
    if game_over == False:
        if markers[0][0] + markers[1][1]+ markers [2][2] == 3 or markers[2][0] + markers[1][1]+ markers [0][2]  == 3:
            winner = 1 
            game_over = True
        if markers[0][0] + markers[1][1]+ markers [2][2] == -3 or markers[2][0] + markers[1][1]+ markers [0][2]  == -3:
            winner = 2
            game_over = True 
            
        check = check_all_elements(markers, 0)       
        y_pos = 0
        for x in markers: 
            if sum(x) == 3:
                winner = 1
                game_over = True
            if sum(x) == -3:
                winner = 2
                game_over = True
                
            if markers[0][y_pos] + markers[1][y_pos] + markers[2][y_pos] == 3:
                winner = 1
                game_over= True 
            if markers[0][y_pos] + markers[1][y_pos] + markers[2][y_pos] == -3:
                winner = 2
                game_over= True
            y_pos += 1
  
            
def check_all_elements(matrix, value):
    for row in matrix:
        for element in row:
            if element != value:
                return False
    return True
    
        
        
def draw_winner(winner):
    
     if winner == 1 or winner == 2:
        win_text = 'Player ' + str(winner) + " wins!"
        win_img = font.render(win_text, True, blue)
        pygame.draw.rect(screen, green, (screen_width //2 - 100, screen_height // 2 - 60, 200, 50))
        screen.blit(win_img, (screen_width // 2 - 100, screen_height // 2 - 50))
     
     again_text = "Play Again?"
     again_img = font.render(again_text, True, blue)
     pygame.draw.rect(screen, green, again_rect)
     screen.blit(again_img, (screen_width // 2-80, screen_height//2 +10))
    
run = True
while run:

    draw_grid()
    draw_markers()
    
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            run = False
        if game_over == 0:
            if event.type == pygame.MOUSEBUTTONDOWN and clicked == False:
                clicked = True
            if event.type == pygame.MOUSEBUTTONUP and clicked == True:
                clicked = False
                pos = pygame.mouse.get_pos()
                cell_x = pos[0]
                cell_y = pos[1]
                if markers[cell_x//100][cell_y//100] == 0:
                    markers[cell_x//100][cell_y//100] = player
                    player *= -1
                    check_winner()
                    
    if game_over == True:
        draw_winner(winner)   
        if event.type == pygame.MOUSEBUTTONDOWN and clicked == False:
                clicked = True
        if event.type == pygame.MOUSEBUTTONUP and clicked == True: 
            clicked = False
            
            pos = pygame.mouse.get_pos()
            if again_rect.collidepoint(pos):
       
                markers=[]
                pos = []
                player = 1
  
                winner = 0
                game_over = False
          
        for x in range(3):
            row = [0]*3
            markers.append(row)
                                

                    
                    
           
                 
    pygame.display.update()
    
pygame.quit()