Merge switch-controller: resolve #21 pull request #26 from vas-dav/button-hold

switch-controller: resolve #21

SwitchController/inc/SwitchController.h

@@ -26,8 +26,10 @@ private:
   DigitalIoPin *b;
   Timer *t;
   StateHandler *h;
-  bool b_state;
+  bool b_pressed;
   int b_mode;
+  void buttonOnHold ();
+  void buttonInLoop ();
 };
 
 #endif /* SWITCHCONTROLLER_H_ */

SwitchController/src/SwitchController.cpp

@@ -13,7 +13,7 @@ SwitchController::SwitchController (DigitalIoPin *button, Timer *timer,
   b = button;
   t = timer;
   h = handler;
-  b_state = false;
+  b_pressed = false;
   b_mode = button_mode;
 }
 
@@ -25,13 +25,51 @@ SwitchController::~SwitchController ()
 void
 SwitchController::listen ()
 {
-  if (b->read ())
+  int timer = t->getCounter ();
+  /** Button is pressed for the first time*/
+  if (b->read () && !b_pressed)
     {
-      b_state = true;
+      t->resetCounter ();
+      b_pressed = true;
     }
-  if (!b->read () && b_state)
+  /** Button is released before 2 seconds*/
+  if (!b->read () && b_pressed && timer < 2000)
     {
       h->HandleState (Event (Event::eKey, b_mode));
-      b_state = false;
+      b_pressed = false;
+      t->resetCounter ();
+    }
+  /** Button is pressed after 2 seconds*/
+  if (b->read () && b_pressed && timer >= 2000)
+    {
+      buttonOnHold ();
     }
 }
+
+void
+SwitchController::buttonOnHold ()
+{
+  t->resetCounter ();
+  while (b->read ())
+    {
+      buttonInLoop ();
+    }
+  if (b_mode == BUTTON_CONTROL_TOG_MODE)
+    {
+      h->HandleState (Event (Event::eKey, b_mode));
+    }
+  b_pressed = false;
+  t->resetCounter ();
+}
+
+void
+SwitchController::buttonInLoop ()
+{
+  if (t->getCounter () > 50 && b_mode != BUTTON_CONTROL_TOG_MODE)
+    {
+      h->HandleState (Event (Event::eKey, b_mode));
+      h->HandleState (Event (Event::eTick));
+      t->resetCounter ();
+    }
+  t->tickCounter (2);
+}

Timer/src/Timer.cpp

@@ -55,11 +55,11 @@ Timer::Sleep (int ms)
 int
 Timer::getCounter ()
 {
-  return counter;
+  return counter.load (std::memory_order_relaxed);
 }
 
 void
 Timer::resetCounter ()
 {
-  counter = 0;
+  counter.store (0, std::memory_order_relaxed);
 }