qr timeout - cancel in IDLE mode

Fotobox.py

@@ -97,16 +97,16 @@ class Fotobox:
         camera.hflip = True
         camera.resolution = (2592, 1944)
         camera.rotation = 270
-        
+
         camera.preview_configuration.main.size = res
         camera.preview_configuration.main.format = 'BGR888'
         camera.configure("preview")
-        
+
         self._capture_config = camera.create_still_configuration()
         camera.still_configuration.main.size = (2592, 1944)
-        
+
         camera.start()
-        
+
         self._camera = camera
         self._running: bool = True
         self._state: State = State.IDLE
@@ -144,16 +144,16 @@ class Fotobox:
 
     def _shooting_callback(self):
         print("SHOT: %d/%d" % (self._shooting_timer.current(), SHOOTING_COUNT))
-        
+
         screen.fill((255, 255, 255))
         pygame.display.flip()
         if not DEBUG:
             time.sleep(0.5)
-            
+
         frame = self._camera.switch_mode_and_capture_array(self._capture_config, "main")
         image = Image.fromarray(frame)
         self._photos.append(Photo(self._shooting_timer.current(), image))
-        
+
         screen.fill((0, 0, 0))
         pygame.display.flip()
 
@@ -268,7 +268,7 @@ class Fotobox:
                 screen.blit(PRINT_SURFACE, PRINT_RECT)
             screen.blit(DONE_SURFACE, DONE_RECT)
         pygame.display.flip()
-    
+
     def _draw_live_frame(self):
         array = self._camera.capture_array()
         img = pygame.image.frombuffer(array.data, res, 'RGB')
@@ -277,7 +277,9 @@ class Fotobox:
     def _set_state(self, new_state: State):
         print(new_state)
         self._state = new_state
-        if new_state == State.COUNTDOWN:
+        if new_state == State.IDLE:
+            self._qr_timer.cancel()
+        elif new_state == State.COUNTDOWN:
             led_border(True)
             self._countdown_timer.restart()
         elif new_state == State.SHOOTING:
@@ -349,5 +351,5 @@ class Fotobox:
           os.link(path, upload)
           os.chmod(upload, 0o777)
         print("Photo saved: %s" % path.absolute())
-        
+
 

timer.py

@@ -32,6 +32,9 @@ class Timer:
             if self._callback:
                 self._callback()
 
+    def cancel(self):
+        self._enabled = False
+
     def current(self):
         return self._current