Migrate MCP and utilities to CircuitPython, including color GIF and volume fixes

2026-06-22 10:13:10 -04:00
parent 2863f21459
commit 8f871e499e
53 changed files with 4239 additions and 108 deletions
@@ -0,0 +1,117 @@
+# screensaver.py
+import time
+import board_config
+
+def run_screensaver(duration_sec=120):
+    display = board_config.display_instance
+    touch = board_config.touch
+    
+    if not display:
+        print("No display found")
+        return
+        
+    width = display.width
+    height = display.height
+    
+    # Calculate card dimensions based on screen size
+    card_w = int(width * 0.4)
+    card_h = int(height * 0.6)
+    y_offset = int((height - card_h) / 2)
+    x_gap = int(width * 0.08)
+    x1 = int((width - (card_w * 2 + x_gap)) / 2)
+    x2 = x1 + card_w + x_gap
+    
+    # Use larger text scale on larger screens
+    scale = 6 if width >= 400 else 5
+    
+    def draw_card(x, y, val_str, flip_state=0):
+        # Draw white card body
+        display.fill_rect(x, y, card_w, card_h, 1)
+        
+        # Center coordinates for text inside card
+        text_w = 2 * 8 * scale
+        text_h = 8 * scale
+        tx = x + (card_w - text_w) // 2
+        ty = y + (card_h - text_h) // 2
+        
+        # Draw text in black on the white card
+        display.text_large(val_str, tx, ty, scale=scale, c=0)
+        
+        # Draw split line and side notches to simulate 3D split-flap cards
+        split_y = y + card_h // 2
+        if flip_state == 0:
+            display.line(x, split_y, x + card_w, split_y, 0)
+            display.fill_rect(x, split_y - 3, 3, 6, 0)
+            display.fill_rect(x + card_w - 3, split_y - 3, 3, 6, 0)
+        elif flip_state == 1:
+            # Widening line (flap rotating slightly down)
+            display.fill_rect(x, split_y - 3, card_w, 6, 0)
+            display.fill_rect(x, split_y - 5, 4, 10, 0)
+            display.fill_rect(x + card_w - 4, split_y - 5, 4, 10, 0)
+        elif flip_state == 2:
+            # Thick black bar (flap mid-rotation covering numbers)
+            display.fill_rect(x, split_y - 12, card_w, 24, 0)
+        elif flip_state == 3:
+            # Settling line (flap finishing rotation)
+            display.fill_rect(x, split_y - 4, card_w, 8, 0)
+            display.fill_rect(x, split_y - 5, 4, 10, 0)
+            display.fill_rect(x + card_w - 4, split_y - 5, 4, 10, 0)
+
+    start_time = time.time()
+    last_h, last_m = -1, -1
+    
+    print("Screensaver running. Touch the screen to exit.")
+    
+    while time.time() - start_time < duration_sec:
+        # Check if screen is touched to exit
+        if touch and touch.is_touched():
+            print("Touch detected. Exiting screensaver.")
+            break
+            
+        t = time.localtime()
+        h, m = t[3], t[4]
+        h_str = f"{h:02d}"
+        m_str = f"{m:02d}"
+        
+        # Play flip animation if minute changes
+        if m != last_m:
+            if last_m != -1:
+                # Play 3-frame split-flap rotation
+                for frame in [1, 2, 3]:
+                    display.clear(0)
+                    if h != last_h:
+                        draw_card(x1, y_offset, h_str, flip_state=frame)
+                    else:
+                        draw_card(x1, y_offset, h_str, flip_state=0)
+                    draw_card(x2, y_offset, m_str, flip_state=frame)
+                    display.show()
+                    time.sleep_ms(150)
+            
+            last_h, last_m = h, m
+            
+        # Draw standard static state
+        display.clear(0)
+        draw_card(x1, y_offset, h_str, flip_state=0)
+        draw_card(x2, y_offset, m_str, flip_state=0)
+        
+        # Draw blinking seconds colon between cards
+        if t[5] % 2 == 0:
+            cx = width // 2
+            cy = height // 2
+            display.fill_rect(cx - 3, cy - 15, 6, 6, 1)
+            display.fill_rect(cx - 3, cy + 9, 6, 6, 1)
+            
+        display.show()
+        
+        # Check for touch during the 1-second pause
+        for _ in range(10):
+            if touch and touch.is_touched():
+                break
+            time.sleep_ms(100)
+            
+    # Clear display on exit
+    display.clear(0)
+    display.show()
+
+# Run the screensaver
+run_screensaver()