TicTacToe__UsingPYGAME.ipynb

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    "# Import Pygame library and the math module\n",
    "import pygame\n",
    "import math\n",
    "import urllib.request\n",
    "import urllib\n",
    "\n",
    "# This initializes the Pygame Library and prepares it for use\n",
    "pygame.init()\n",
    "\n",
    "# Set the window size and number of rows\n",
    "WIDTH = 300\n",
    "ROWS = 3\n",
    "\n",
    "# Create the window and set its caption\n",
    "win = pygame.display.set_mode((WIDTH, WIDTH))\n",
    "pygame.display.set_caption(\"TicTacToe\")\n",
    "\n",
    "# Define Colors\n",
    "WHITE = (255, 255, 255)\n",
    "BLACK = (0, 0, 0)\n",
    "GRAY = (200, 200, 200)\n",
    "RED = (255, 0, 0)\n",
    "BLUE = (0, 0, 255)\n",
    "\n",
    "# Download the image from a web address and save it to a local file\n",
    "url1 = \"https://media.geeksforgeeks.org/wp-content/uploads/20200507204515/X_modified.png\"\n",
    "filename1=\"X.png\"\n",
    "url2 = \"https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcREfzuzXO2Arw5-fhSsnUorOFabeoZS3WTA2lVoN6IdGB-PvnDQ45gd6Q46h03r9_E4IeI&usqp=CAU\"\n",
    "filename2=\"O.png\"\n",
    "urllib.request.urlretrieve(url1,filename1)\n",
    "urllib.request.urlretrieve(url2,filename2)\n",
    "\n",
    "# Load the X and O images and scale them to size\n",
    "X_IMAGE = pygame.transform.scale(pygame.image.load(filename1), (80, 80))\n",
    "O_IMAGE = pygame.transform.scale(pygame.image.load(filename2), (80, 80))\n",
    "\n",
    "# Define the font we will use for the end message\n",
    "END_FONT = pygame.font.SysFont('arial', 38)\n",
    "\n",
    "# Draw the grid on the screen\n",
    "def draw_grid():\n",
    "    gap = WIDTH // ROWS\n",
    "\n",
    "    # Starting points\n",
    "    x = 0\n",
    "    y = 0\n",
    "\n",
    "    for i in range(ROWS):\n",
    "        x = i * gap\n",
    "\n",
    "        pygame.draw.line(win, GRAY, (x, 0), (x, WIDTH), 3)\n",
    "        pygame.draw.line(win, GRAY, (0, x), (WIDTH, x), 3)\n",
    "\n",
    "# Initialise the game board as an Array\n",
    "def initialize_grid():\n",
    "    dis_to_cen = WIDTH // ROWS // 2\n",
    "\n",
    "    # Initializing the array\n",
    "    game_array = [[None, None, None], [None, None, None], [None, None, None]]\n",
    "\n",
    "    for i in range(len(game_array)):\n",
    "        for j in range(len(game_array[i])):\n",
    "            x = dis_to_cen * (2 * j + 1)\n",
    "            y = dis_to_cen * (2 * i + 1)\n",
    "\n",
    "            # Adding centre coordinates\n",
    "            game_array[i][j] = (x, y, \"\", True)\n",
    "\n",
    "    return game_array\n",
    "\n",
    "# Handle Player input\n",
    "def click(game_array):\n",
    "    global x_turn, o_turn, images\n",
    "\n",
    "    # Mouse position\n",
    "    m_x, m_y = pygame.mouse.get_pos()\n",
    "\n",
    "    for i in range(len(game_array)):\n",
    "        for j in range(len(game_array[i])):\n",
    "            x, y, char, can_play = game_array[i][j]\n",
    "\n",
    "            # Distance between mouse and the centre of the square\n",
    "            dis = math.sqrt((x - m_x) ** 2 + (y - m_y) ** 2)\n",
    "\n",
    "            # If it's inside the square\n",
    "            if dis < WIDTH // ROWS // 2 and can_play:\n",
    "                if x_turn:  # If it's X's turn\n",
    "                    images.append((x, y, X_IMAGE))\n",
    "                    x_turn = False\n",
    "                    o_turn = True\n",
    "                    game_array[i][j] = (x, y, 'x', False)\n",
    "\n",
    "                elif o_turn:  # If it's O's turn\n",
    "                    images.append((x, y, O_IMAGE))\n",
    "                    x_turn = True\n",
    "                    o_turn = False\n",
    "                    game_array[i][j] = (x, y, 'o', False)\n",
    "\n",
    "\n",
    "# Checking if someone has won\n",
    "def has_won(game_array):\n",
    "    # Checking rows\n",
    "    for row in range(len(game_array)):\n",
    "        if (game_array[row][0][2] == game_array[row][1][2] == game_array[row][2][2]) and game_array[row][0][2] != \"\":\n",
    "            display_message(game_array[row][0][2].upper() + \" has won!\")\n",
    "            return True\n",
    "\n",
    "    # Checking columns\n",
    "    for col in range(len(game_array)):\n",
    "        if (game_array[0][col][2] == game_array[1][col][2] == game_array[2][col][2]) and game_array[0][col][2] != \"\":\n",
    "            display_message(game_array[0][col][2].upper() + \" has won!\")\n",
    "            return True\n",
    "\n",
    "    # Checking main diagonal\n",
    "    if (game_array[0][0][2] == game_array[1][1][2] == game_array[2][2][2]) and game_array[0][0][2] != \"\":\n",
    "        display_message(game_array[0][0][2].upper() + \" has won!\")\n",
    "        return True\n",
    "\n",
    "    # Checking reverse diagonal\n",
    "    if (game_array[0][2][2] == game_array[1][1][2] == game_array[2][0][2]) and game_array[0][2][2] != \"\":\n",
    "        display_message(game_array[0][2][2].upper() + \" has won!\")\n",
    "        return True\n",
    "\n",
    "    return False\n",
    "\n",
    "# Checks if all squares and no one has won, if so displays a message on screen and returns True\n",
    "def has_drawn(game_array):\n",
    "    for i in range(len(game_array)):\n",
    "        for j in range(len(game_array[i])):\n",
    "            if game_array[i][j][2] == \"\":\n",
    "                return False\n",
    "\n",
    "    display_message(\"It's a draw!\")\n",
    "    return True\n",
    "\n",
    "# Displays a message on the screen for a short period of time\n",
    "def display_message(content):\n",
    "    pygame.time.delay(500)\n",
    "    win.fill(WHITE)\n",
    "    end_text = END_FONT.render(content, 1, BLACK)\n",
    "    win.blit(end_text, ((WIDTH - end_text.get_width()) // 2, (WIDTH - end_text.get_height()) // 2))\n",
    "    pygame.display.update()\n",
    "    pygame.time.delay(3000)\n",
    "\n",
    "# Displays the game board and X,O images on the screen\n",
    "def render():\n",
    "    win.fill(WHITE)\n",
    "    draw_grid()\n",
    "\n",
    "    # Drawing X's and O's\n",
    "    for image in images:\n",
    "        x, y, IMAGE = image\n",
    "        win.blit(IMAGE, (x - IMAGE.get_width() // 2, y - IMAGE.get_height() // 2))\n",
    "\n",
    "    pygame.display.update()\n",
    "\n",
    "# Main method that will run the game\n",
    "def main():\n",
    "    global x_turn, o_turn, images, draw\n",
    "\n",
    "    images = []\n",
    "    draw = False\n",
    "\n",
    "    run = True\n",
    "\n",
    "    x_turn = True\n",
    "    o_turn = False\n",
    "\n",
    "    game_array = initialize_grid()\n",
    "\n",
    "    while run:\n",
    "        for event in pygame.event.get():\n",
    "            if event.type == pygame.QUIT:\n",
    "                pygame.quit()\n",
    "            if event.type == pygame.MOUSEBUTTONDOWN:\n",
    "                click(game_array)\n",
    "\n",
    "        render()\n",
    "\n",
    "        if has_won(game_array) or has_drawn(game_array):\n",
    "            run = False\n",
    "\n",
    "# Run as a Infinite loop untill we exit\n",
    "while True:\n",
    "    if __name__ == '__main__':\n",
    "        main()\n",
    "\n"
   ]
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