gamegrid, falling, Tetrominos, collision and deleting rows

game_manager.py

@@ -19,3 +19,35 @@ class Grid():
                     self.cell_size - 2
                 )
                 pygame.draw.rect(surface, color, cell_rect)
+
+    def add_tetromino(self, tetromino):
+        """Lock the tetromino into the grid."""
+        for row_idx, row in enumerate(tetromino.shape):
+            for col_idx, cell in enumerate(row):
+                if cell:  # Only lock non-empty cells
+                    grid_x = tetromino.x + col_idx
+                    grid_y = tetromino.y + row_idx
+                    if 0 <= grid_y < self.rows and 0 <= grid_x < self.cols:
+                        self.grid[grid_y][grid_x] = 1
+
+    def check_collision(self, shape, x, y):
+        """Check if the tetromino collides with the grid or boundaries."""
+        for row_idx, row in enumerate(shape):
+            for col_idx, cell in enumerate(row):
+                if cell:  # Only check cells that are part of the tetromino
+                    grid_x = x + col_idx
+                    grid_y = y + row_idx
+
+                    # Check bounds
+                    if grid_x < 0 or grid_x >= self.cols or grid_y >= self.rows:
+                        return True
+
+                    # Check if cell is already occupied
+                    if grid_y >= 0 and self.grid[grid_y][grid_x] != 0:
+                        return True
+
+    def check_full_row(self):
+        """Check for and clear any full rows."""
+        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

main.py

@@ -14,10 +14,12 @@ def main():
     game_grid = Grid(rows, cols, cell_size)
     tetromino = Tetrominos(cols, cell_size)
 
-    # Timer for controlling the falling speed
     fall_timer = 0
     fall_interval = 1000 // falling_speed  # Falling interval in milliseconds
 
+    move_timer = 0
+    move_interval = 100
+
     while True:
         screen.fill((0, 153, 255))  # Background color
         current_time = pygame.time.get_ticks()
@@ -26,16 +28,38 @@ def main():
             if event.type == pygame.QUIT:
                 sys.exit()
             elif event.type == pygame.KEYDOWN:
-                if event.key == pygame.K_RIGHT:
+                if event.key == pygame.K_UP:
+                    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
+
+        keys = pygame.key.get_pressed()
+        if keys[pygame.K_RIGHT]:
+            if current_time - move_timer > move_interval:  # Ensure delay between movements
+                if not game_grid.check_collision(tetromino.shape, tetromino.x + 1, tetromino.y):
                     tetromino.move(1, 0)  # Move right
-                elif event.key == pygame.K_LEFT:
+                move_timer = current_time  # Reset timer
+        elif keys[pygame.K_LEFT]:
+            if current_time - move_timer > move_interval:  # Ensure delay between movements
+                if not game_grid.check_collision(tetromino.shape, tetromino.x - 1, tetromino.y):
                     tetromino.move(-1, 0)  # Move left
-                elif event.key == pygame.K_UP:
+                move_timer = current_time  # Reset timer
-                    tetromino.rotate()  # Rotate shape
 
         # Handle automatic falling based on timer
         if current_time - fall_timer > fall_interval:
-            tetromino.move(0, 1)
+            if not game_grid.check_collision(tetromino.shape, tetromino.x, tetromino.y + 1):
+                tetromino.move(0, 1)  # Move down
+            else:
+                # Collision detected, lock the tetromino in place
+                game_grid.add_tetromino(tetromino)
+                game_grid.check_full_row()
+                tetromino = Tetrominos(cols, cell_size)  # Spawn a new tetromino
+
+                # Check if game is over
+                if game_grid.check_collision(tetromino.shape, tetromino.x, tetromino.y):
+                    print("Game Over")
+                    sys.exit()
+
             fall_timer = current_time
 
         # Draw the grid and tetromino

tetrominos.py

@@ -1,6 +1,17 @@
 import random
 import pygame
 
+def set_color():
+    yellow = (255, 255, 0)
+    violet = (204, 0, 204)
+    green = (0, 153, 0)
+    orange = (255, 153, 0)
+    light_blue = (0, 255, 255)
+    red = (255, 0, 0)
+    blue = (0, 0, 255)
+    colors = [yellow, violet, green, orange, light_blue, red, blue]
+    return colors
+
 
 class Tetrominos:
     SHAPES = [
@@ -15,11 +26,14 @@ class Tetrominos:
 
     def __init__(self, cols, cell_size):
         self.cell_size = cell_size
-        self.shape = random.choice(self.SHAPES)  # Randomly pick a shape
+        self.shape_number = random.choice([1, 2, 3, 4, 5, 6, 7])  # Randomly pick a shape
-        self.color = (random.randint(50, 255), random.randint(50, 255), random.randint(50, 255))  # Random color
+        self.shape = self.SHAPES[self.shape_number - 1]
+        self.colors = set_color()
         self.x = cols // 2 - len(self.shape[0]) // 2  # Center horizontally
         self.y = 0  # Start at the top
 
+
+
     def draw(self, screen):
         """Draw the tetromino on the screen."""
         for row_idx, row in enumerate(self.shape):
@@ -29,7 +43,7 @@ class Tetrominos:
                     y = (self.y + row_idx) * self.cell_size + 1
                     pygame.draw.rect(
                         screen,
-                        self.color,
+                        self.colors[self.shape_number - 1],
                         pygame.Rect(x, y, self.cell_size - 2, self.cell_size - 2)
                     )