gamegrid, falling, Tetrominos, collision and deleting rows, GUI Menus and Score

game_manager.py

@@ -1,4 +1,15 @@
 import pygame
+import settings
+
+
+#game states
+def draw_text(surface, text, size, x, y, color):
+    """Utility function to render text onto a surface."""
+    font = pygame.font.Font(None, size)  # Use default font
+    text_surface = font.render(text, True, color)
+    text_rect = text_surface.get_rect(center=(x, y))
+    surface.blit(text_surface, text_rect)
+
 
 class Grid():
     def __init__(self, rows, cols, cell_size):
@@ -51,3 +62,5 @@ class Grid():
         new_grid = [row for row in self.grid if not all(cell == 1 for cell in row)]
         cleared_rows = len(self.grid) - len(new_grid)
         self.grid = [[0] * self.cols for _ in range(cleared_rows)] + new_grid
+
+        settings.game_score += 100 * cleared_rows

main.py

@@ -1,37 +1,108 @@
 import pygame, sys
 from settings import *
-from game_manager import Grid
+from game_manager import Grid, draw_text
 from tetrominos import Tetrominos
+import settings
+
+
+
+
+def setup():
+    pygame.init()
+    global screen
+    screen = pygame.display.set_mode((width, height))
+    global clock
+    clock = pygame.time.Clock()
+    pygame.display.set_caption("Tetris")
+    icon_img = pygame.image.load('assets/icon.png')
+    pygame.display.set_icon(icon_img)
+    state_screen(screen, game_state)
+
+def state_screen(screen, game_state):
+    """Display the start screen."""
+    width = 300
+    screen = pygame.display.set_mode((width, height))
+
+    surface = pygame.Surface((WIDTH, HEIGHT))
+    surface.fill((0, 0, 0))  # Black background
+
+    if game_state:
+        # Draw text
+        draw_text(surface, "TETRIS", 50, WIDTH // 2, HEIGHT // 2 - 50, (255, 255, 255))
+        draw_text(surface, "Press ENTER to Start", 30, WIDTH // 2, HEIGHT // 2 + 50, (200, 200, 200))
+
+    else:
+        draw_text(surface, "Game Over", 50, WIDTH // 2, HEIGHT // 2 - 50, (255, 0, 0))
+        draw_text(surface, "Press Enter to Restart", 30, WIDTH // 2, HEIGHT // 2 + 50, (200, 200, 200))
+
+    # Display the surface
+    screen.blit(surface, (0, 0))
+    pygame.display.update()
+
+    # Wait for the player to press ENTER
+    while True:
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                pygame.quit()
+                sys.exit()
+            elif event.type == pygame.KEYDOWN and event.key == pygame.K_RETURN:
+                game_state = True
+                settings.game_score = 0
+                main()
+                return  # Exit the start screen
+
+def pause_menu(screen):
+    """Render the pause menu."""
+    screen.fill((0, 0, 0))  # Black background
+    draw_text(screen, "Game Paused", 50, 450 // 2, HEIGHT // 2 - 50, (255, 255, 255))
+    draw_text(screen, "Press ESC to Resume", 30, 450 // 2, HEIGHT // 2 + 10, (200, 200, 200))
+    pygame.display.update()
 
 
 def main():
-    pygame.init()
+
+    width = 450
     screen = pygame.display.set_mode((width, height))
-    clock = pygame.time.Clock()
+
-    pygame.display.set_caption("Tetris")
+    grid_surface = pygame.Surface((g_width, g_height))
 
     # Create the grid and tetromino
     game_grid = Grid(rows, cols, cell_size)
     tetromino = Tetrominos(cols, cell_size)
 
     fall_timer = 0
-    fall_interval = 1000 // falling_speed  # Falling interval in milliseconds
+
+    fall_interval = 500
 
     move_timer = 0
     move_interval = 100
 
     while True:
-        screen.fill((0, 153, 255))  # Background color
+        screen.fill((138, 138, 138))
+        grid_surface.fill((87, 87, 87))  # Background color
+
         current_time = pygame.time.get_ticks()
 
         for event in pygame.event.get():
             if event.type == pygame.QUIT:
                 sys.exit()
             elif event.type == pygame.KEYDOWN:
-                if event.key == pygame.K_UP:
+                if event.key == pygame.K_UP and settings.gamestate == "playing":
                     rotated_shape = [list(row) for row in zip(*tetromino.shape[::-1])]
                     if not game_grid.check_collision(rotated_shape, tetromino.x, tetromino.y):
                         tetromino.shape = rotated_shape  # Apply rotation
+                elif event.key == pygame.K_SPACE and settings.gamestate == "playing":
+                    tetromino.instant_drop(game_grid)  # Perform instant drop
+                    game_grid.add_tetromino(tetromino)  # Lock tetromino in place
+                    game_grid.check_full_row()
+                    tetromino = Tetrominos(cols, cell_size)
+                elif event.key == pygame.K_ESCAPE:  # Pause the game
+                    if settings.gamestate == "playing":
+                        settings.gamestate = "paused"
+                    elif settings.gamestate == "paused":
+                        settings.gamestate = "playing"
+
+        if settings.gamestate == "playing":
 
             keys = pygame.key.get_pressed()
             if keys[pygame.K_RIGHT]:
@@ -57,18 +128,28 @@ def main():
 
                     # Check if game is over
                     if game_grid.check_collision(tetromino.shape, tetromino.x, tetromino.y):
-                    print("Game Over")
+                        game_state = False
-                    sys.exit()
+                        state_screen(screen, game_state)
 
                 fall_timer = current_time
 
+
             # Draw the grid and tetromino
-        game_grid.draw_grid(screen)
+            game_grid.draw_grid(grid_surface)
-        tetromino.draw(screen)
+            tetromino.draw(grid_surface)
+
+            #draw score
+            draw_text(screen, f'Score: {settings.game_score}', 30, width -75, 100 , (255, 255, 255))
+
+            screen.blit(grid_surface)
 
             pygame.display.update()
-        clock.tick(60)  # Fixed frame rate for smooth movement
+            clock.tick(fps)
+
+        elif settings.gamestate == "paused":
+            # Render the pause menu
+            pause_menu(screen)
 
 
 if __name__ == '__main__':
-    main()
+    setup()

settings.py

@@ -1,10 +1,27 @@
 
 # Variables
+
+#screen size
 global height, width
 height, width = 600, 300
 
+#grid surface
+g_height, g_width = 600, 300
+
+#start surface size
+HEIGHT, WIDTH = 600, 300
+
+#state of the game
+game_state = True
+
+#score
+game_score = 0
+
 rows = 20
 cols = 10
 cell_size = 30
 
-falling_speed = 5
+fps = 60
+
+global gamestate  # Add game state variable
+gamestate = "playing"

tetrominos.py

@@ -55,3 +55,8 @@ class Tetrominos:
         """Move the tetromino."""
         self.x += dx
         self.y += dy
+
+    def instant_drop(self, grid):
+        """Move the tetromino to the lowest possible position."""
+        while not grid.check_collision(self.shape, self.x, self.y + 1):
+            self.y += 1