Add some additionally debugging, fix the 'ole broken switch statement.

Joystick.cpp

@@ -2,6 +2,7 @@
 #include "Button.h"
 #include <Mux.h>
 #include <Arduino.h>
+#include <stdio.h>
 
 using namespace admux;
 
@@ -45,21 +46,30 @@ void Joystick::AddButton(uint8_t pin, ButtonType type, bool pullup, Mux* mux) {
     case BUTTON_PASSTHRU:
       button = new PassthruButton(pin, _virtual_buttons, pullup, mux);
       _virtual_buttons++;
+      break;
     case BUTTON_PULSED:
       button = new PulsedButton(pin, _virtual_buttons, false, false, pullup, mux);
       _virtual_buttons++;
+      break;
     case BUTTON_PULSED_DOUBLE_ACTION:
       button = new PulsedButton(pin, _virtual_buttons, true, false, pullup, mux);
       _virtual_buttons++;
+      break;
     case BUTTON_PULSED_DOUBLE_ACTION_SPLIT:
       button = new PulsedButton(pin, _virtual_buttons, true, true, pullup, mux);
       _virtual_buttons += 2;
+      break;
     default:
       return;
   }
 
   _buttons[_num_buttons] = button;
   _num_buttons++;
+  if (_debug) {
+    char buffer[100];
+    sprintf(buffer, "Added button %d of type %d", _num_buttons - 1, button->type);
+    Serial.println(buffer);
+  }
   if (type & _BUTTON_PULSED_TYPES) _have_pulsed_button = true;
 }
 
@@ -90,7 +100,12 @@ void Joystick::Update() {
   JoyReport oldReport = _joyReport;
   
   for (uint8_t i = 0; i < _num_buttons; i++) {
-    _buttons[i]->Update(this);
+    bool changed = _buttons[i]->Update(this);
+    if (changed && _debug) {
+      char buffer[25];
+      sprintf(buffer, "Button %d changed state.", i);
+      Serial.println(buffer);
+    }
   }
 
   // TODO: implement this and also refactor it into a class or classes