Add files via upload

Initial upload

snake1.py

@@ -0,0 +1,141 @@
+import tkinter as tk
+from random import randint
+
+class SnakeGame:
+    def __init__(self, master):
+        self.direction = 'D'  # Let's start by moving right
+        self.speed_text_id = None
+        self.speed = 400  # Initial speed
+
+
+        self.master = master
+        self.master.title('Snake Game')
+
+        self.score = 0
+        self.cell_size = 20
+        self.width = 20
+        self.height = 20
+
+        self.canvas = tk.Canvas(self.master, width=self.width * self.cell_size, height=self.height * self.cell_size)
+        self.canvas.pack()
+
+        self.snake = [(5, 5), (5, 6), (5, 7)]
+        self.food = self.generate_food()
+
+        self.canvas.bind("<Key>", self.key_press)
+        self.canvas.focus_set()
+
+        self.draw()
+        self.move_snake()
+
+    def draw(self):
+        self.canvas.delete(tk.ALL)
+
+        # Draw snake
+        for segment in self.snake:
+            x, y = segment
+            self.canvas.create_rectangle(x * self.cell_size, y * self.cell_size,
+                                         x * self.cell_size + self.cell_size, y * self.cell_size + self.cell_size,
+                                         fill='green')
+
+        # Draw food
+        x, y = self.food
+        self.canvas.create_rectangle(x * self.cell_size, y * self.cell_size,
+                                     x * self.cell_size + self.cell_size, y * self.cell_size + self.cell_size,
+                                     fill='red')
+
+        # Display score
+        self.canvas.create_text(10, 10, anchor=tk.NW, text=f"Score: {self.score}", font=("Arial", 14), fill="black")
+
+        # Delete previous speed text
+        if self.speed_text_id:
+            self.canvas.delete(self.speed_text_id)
+
+        # Display the snake speed
+        snake_speed = 450 - self.speed
+        self.speed_text_id = self.canvas.create_text(self.width * self.cell_size - 10, 10, anchor="ne",
+                                            text=f"Speed: {snake_speed}", font=("Arial", 14), fill="black")
+
+
+
+    def key_press(self, event):
+        new_direction = event.keysym.upper()  # Convert to uppercase
+
+        # Check if the key pressed is one of the allowed keys
+        if new_direction not in ['W', 'S', 'A', 'D']:
+            return  # Exit without making any changes
+
+        if self.direction == 'W' and new_direction != 'S':
+            self.direction = new_direction
+        elif self.direction == 'S' and new_direction != 'W':
+            self.direction = new_direction
+        elif self.direction == 'A' and new_direction != 'D':
+            self.direction = new_direction
+        elif self.direction == 'D' and new_direction != 'A':
+            self.direction = new_direction
+
+    def move_based_on_direction(self):
+        last_move = self.snake[-1]
+        #print(f"moving: self.snake[-1]= {self.snake[-1]}, self.direction= {self.direction}, self.snake= {self.snake}")
+        new_head = last_move
+        if self.direction == 'W':
+            new_head = (last_move[0], last_move[1] - 1)
+        elif self.direction == 'S':
+            new_head = (last_move[0], last_move[1] + 1)
+        elif self.direction == 'A':
+            new_head = (last_move[0] - 1, last_move[1])
+        elif self.direction == 'D':
+            new_head = (last_move[0] + 1, last_move[1])
+
+
+        self.snake.append(new_head)
+        # Remove the tail if not eating food
+        # Check if the snake has eaten the food
+        if new_head == self.food:
+            self.score += 1
+            self.food = self.generate_food()
+        else:
+            self.snake.pop(0)
+
+        #print(f"moved: self.snake= {self.snake}")
+
+    def generate_food(self):
+        while True:
+            x = randint(0, self.width - 1)
+            y = randint(0, self.height - 1)
+            if (x, y) not in self.snake:
+                return (x, y)
+
+    def move_snake(self):
+        if len(self.snake) == 0:  # Check if the snake has any segments left - this should never be an issue
+            return
+
+        self.move_based_on_direction()
+
+        head = self.snake[-1]
+        x, y = head
+
+        #print(f"x= {x}, y= {y}, self.snake[:-1]= {self.snake[:-1]}, self.snake= {self.snake}")
+        if (x < 0 or x >= self.width or y < 0 or y >= self.height or
+            head in self.snake[:-1]):
+            self.end_game()
+            return
+
+        self.draw()
+        self.speed = max(50, int(400 * (0.95 ** self.score)))
+        #print (f"speed = {speed}")
+        self.master.after(self.speed, self.move_snake)
+
+    def end_game(self):
+        self.canvas.delete(tk.ALL)
+        self.canvas.create_text(self.width * self.cell_size / 2, self.height * self.cell_size / 2,
+                                text=f"Game Over\nScore: {self.score}",
+                                font=("Arial", 14), fill="black")
+
+
+
+
+if __name__ == "__main__":
+    root = tk.Tk()
+    game = SnakeGame(root)
+    root.mainloop()