TimerController: Make TimerController reusable

TimerController instance was moved to DisplayApp.

src/components/timer/TimerController.cpp

@@ -1,16 +1,9 @@
 #include "components/timer/TimerController.h"
-#include "systemtask/SystemTask.h"
 
 using namespace Pinetime::Controllers;
 
-void TimerCallback(TimerHandle_t xTimer) {
-  auto* controller = static_cast<TimerController*>(pvTimerGetTimerID(xTimer));
-  controller->OnTimerEnd();
-}
-
-void TimerController::Init(Pinetime::System::SystemTask* systemTask) {
-  this->systemTask = systemTask;
-  timer = xTimerCreate("Timer", 1, pdFALSE, this, TimerCallback);
+TimerController::TimerController(void* const timerData, TimerCallbackFunction_t timerCallbackFunction) {
+  timer = xTimerCreate("Timer", 1, pdFALSE, timerData, timerCallbackFunction);
 }
 
 void TimerController::StartTimer(std::chrono::milliseconds duration) {
@@ -33,7 +26,3 @@ void TimerController::StopTimer() {
 bool TimerController::IsRunning() {
   return (xTimerIsTimerActive(timer) == pdTRUE);
 }
-
-void TimerController::OnTimerEnd() {
-  systemTask->PushMessage(System::Messages::OnTimerDone);
-}

src/components/timer/TimerController.h

@@ -6,17 +6,10 @@
 #include <chrono>
 
 namespace Pinetime {
-  namespace System {
-    class SystemTask;
-  }
-
   namespace Controllers {
-
     class TimerController {
     public:
-      TimerController() = default;
-
-      void Init(System::SystemTask* systemTask);
+      TimerController(void* timerData, TimerCallbackFunction_t timerCallbackFunction);
 
       void StartTimer(std::chrono::milliseconds duration);
 
@@ -26,10 +19,7 @@ namespace Pinetime {
 
       bool IsRunning();
 
-      void OnTimerEnd();
-
     private:
-      System::SystemTask* systemTask = nullptr;
       TimerHandle_t timer;
     };
   }