Added back the power bars that somehow got lost in one of the previous updates.

__init__.py

@@ -62,9 +62,13 @@ from .utils import (
     sanitize_filename,
     lerp,
     smooth_step,
-    distance_2d
+    distance_2d,
+    x_powerbar,
+    y_powerbar,
+    generate_tone
 )
 
+
 __version__ = '2.0.0'
 
 # Make all symbols available at the package level
@@ -111,8 +115,9 @@ __all__ = [
     'Game',
     
     # Utils
-    'check_for_updates', 'get_version_tuple', 'check_compatibility',
+'check_for_updates', 'get_version_tuple', 'check_compatibility',
-    'sanitize_filename', 'lerp', 'smooth_step', 'distance_2d',
+'sanitize_filename', 'lerp', 'smooth_step', 'distance_2d',
+'x_powerbar', 'y_powerbar', 'generate_tone',
     
     # Re-exported functions from pygame, math, random
     'get_ticks', 'delay', 'wait',

utils.py

@@ -16,6 +16,7 @@ import time
 import re
 import requests
 import os
+from .input import check_for_exit
 from setproctitle import setproctitle
 
 from .services import PathService, ConfigService, VolumeService
@@ -348,3 +349,106 @@ def distance_2d(x1, y1, x2, y2):
         float: Distance between points
     """
     return math.sqrt((x2 - x1) ** 2 + (y2 - y1) ** 2)
+
+def generate_tone(frequency, duration=0.1, sample_rate=44100, volume=0.2):
+    """Generate a tone at the specified frequency.
+    
+    Args:
+        frequency (float): Frequency in Hz
+        duration (float): Duration in seconds (default: 0.1)
+        sample_rate (int): Sample rate in Hz (default: 44100)
+        volume (float): Volume from 0.0 to 1.0 (default: 0.2)
+        
+    Returns:
+        pygame.mixer.Sound: Sound object with the generated tone
+    """
+    
+    t = np.linspace(0, duration, int(sample_rate * duration), False)
+    tone = np.sin(2 * np.pi * frequency * t)
+    stereo_tone = np.vstack((tone, tone)).T  # Create a 2D array for stereo
+    stereo_tone = (stereo_tone * 32767 * volume).astype(np.int16)  # Apply volume
+    stereo_tone = np.ascontiguousarray(stereo_tone)  # Ensure C-contiguous array
+    return pygame.sndarray.make_sound(stereo_tone)
+
+def x_powerbar():
+    """Sound based horizontal power bar
+    
+    Returns:
+        int: Selected position between -50 and 50
+    """
+    
+    clock = pygame.time.Clock()
+    screen = pygame.display.get_surface()
+    position = -50  # Start from the leftmost position
+    direction = 1   # Move right initially
+    barHeight = 20
+    
+    while True:
+        frequency = 440  # A4 note
+        leftVolume = (50 - position) / 100
+        rightVolume = (position + 50) / 100
+        tone = generate_tone(frequency)
+        channel = tone.play()
+        channel.set_volume(leftVolume, rightVolume)
+        
+        # Visual representation
+        screen.fill((0, 0, 0))
+        barWidth = screen.get_width() - 40  # Leave 20px margin on each side
+        pygame.draw.rect(screen, (100, 100, 100), (20, screen.get_height() // 2 - barHeight // 2, barWidth, barHeight))
+        markerPos = int(20 + (position + 50) / 100 * barWidth)
+        pygame.draw.rect(screen, (255, 0, 0), (markerPos - 5, screen.get_height() // 2 - barHeight, 10, barHeight * 2))
+        pygame.display.flip()
+        
+        for event in pygame.event.get():
+            check_for_exit()
+            if event.type == pygame.KEYDOWN and event.key == pygame.K_SPACE:
+                channel.stop()
+                return position  # This will return a value between -50 and 50
+                
+        position += direction
+        if position > 50:
+            position = 50
+            direction = -1
+        elif position < -50:
+            position = -50
+            direction = 1
+            
+        clock.tick(40) # Speed of bar
+
+def y_powerbar():
+    """Sound based vertical power bar
+    
+    Returns:
+        int: Selected power level between 0 and 100
+    """
+    
+    clock = pygame.time.Clock()
+    screen = pygame.display.get_surface()
+    power = 0
+    direction = 1  # 1 for increasing, -1 for decreasing
+    barWidth = 20
+    
+    while True:
+        frequency = 220 + (power * 5)  # Adjust these values to change the pitch range
+        tone = generate_tone(frequency)
+        channel = tone.play()
+        
+        # Visual representation
+        screen.fill((0, 0, 0))
+        barHeight = screen.get_height() - 40  # Leave 20px margin on top and bottom
+        pygame.draw.rect(screen, (100, 100, 100), (screen.get_width() // 2 - barWidth // 2, 20, barWidth, barHeight))
+        markerPos = int(20 + (100 - power) / 100 * barHeight)
+        pygame.draw.rect(screen, (255, 0, 0), (screen.get_width() // 2 - barWidth, markerPos - 5, barWidth * 2, 10))
+        pygame.display.flip()
+        
+        for event in pygame.event.get():
+            check_for_exit()
+            if event.type == pygame.KEYDOWN and event.key == pygame.K_SPACE:
+                channel.stop()
+                return power
+                
+        power += direction
+        if power >= 100 or power <= 0:
+            direction *= -1  # Reverse direction at limits
+            
+        clock.tick(40)