[refactor] Move screen class to separate file.

.gitignore

@@ -1,2 +1,3 @@
 .vscode
-.micropico
+.micropico
+breakout.code-workspace

README.md

@@ -1,5 +1,4 @@
 # Breakout Game for Raspberry Pi Pico
-
 This is a simple Breakout game implemented in MicroPython for the Raspberry Pi Pico. The game uses the Pico-LCD-1.14 dDisplay for graphics and input.
 
 
@@ -10,23 +9,19 @@ This is a simple Breakout game implemented in MicroPython for the Raspberry Pi P
 - Score tracking
 - Splash screen and game over screens
 
-
 ## Requirements
 - Raspberry Pi Pico
 - Pico-LCD-1.14 display
 - MicroPython firmware installed on the Pico
 
-
 ## Installation and Setup
-
 1. Connect the Pico-LCD-1.14 display to the Raspberry Pi Pico following the wiring diagram provided in the display's documentation.
-
 2. Download the MicroPython firmware for the Raspberry Pi Pico from the official MicroPython website and install it on the Pico. You can use the Thonny IDE to upload the firmware.
-
 3. Clone or download this repository to your local machine.
-
 4. Open the Thonny IDE and connect to your Raspberry Pi Pico.
-
 5. Copy the contents of the repository to the Pico's file system. You can do this by dragging and dropping the files from your local machine to the Thonny file explorer.
+6. Once the files are copied, reset the Pico to start the game.
 
-6. Once the files are copied, reset the Pico to start the game.
+## .env file
+In the .env file the user can control the behaviour of the joystick B-button.
+DISABLE_B = 0 | 1 # Values: 0 =  pressing B quits the program, 1 = pressing B does nothing.

breakout.code-workspace

@@ -1,14 +0,0 @@
-{
-	"folders": [
-		{
-			"path": "."
-		},
-		{
-			"name": "Mpy Remote Workspace",
-			"uri": "pico:"
-		}
-	],
-	"settings": {
-		"python.languageServer": "Pylance"
-	}
-}

breakout.py

@@ -68,7 +68,7 @@ DEBOUNCE = 300_000
 # ============================
 try:
     DISABLE_B = 0
-    with open("env", "r") as file:
+    with open(".env", "r") as file:
         for line in file:
             key, value = line.strip().split("=")
             if key == "DISABLE_B":
@@ -152,9 +152,8 @@ class Paddle:
         """Draw paddle."""
         screen.fbuf.fill_rect(self.x, self.y, self.width, self.height, PADDLE_COLOR)
 
-    def update(self, screen: Screen):
+    def update(self, screen: Screen, joystick: Joystick):
         """Update paddle position."""
-        global joystick
         if joystick.joy_left() == 0:
             self.move(-1)
         elif joystick.joy_right() == 0:
@@ -431,7 +430,7 @@ def main_loop(screen, joystick):
                     sleep_us(DEBOUNCE)  # Debounce delay
 
             elif game_state == PLAYING and lives > 0 and score < 28:  # Game loop
-                paddle.update(screen) 
+                paddle.update(screen, joystick) 
                 if ball_stuck:
                     # Keep the ball stuck to the paddle
                     ball.x = paddle.x + (paddle.width // 2)