New touch handler, with issues

src/CMakeLists.txt

@@ -495,6 +495,8 @@ list(APPEND SOURCE_FILES
         components/heartrate/Biquad.cpp
         components/heartrate/Ptagc.cpp
         components/heartrate/HeartRateController.cpp
+
+        touchhandler/TouchHandler.cpp
         )
 
 list(APPEND RECOVERY_SOURCE_FILES
@@ -552,6 +554,7 @@ list(APPEND RECOVERY_SOURCE_FILES
         components/heartrate/Ptagc.cpp
         components/motor/MotorController.cpp
         components/fs/FS.cpp
+        touchhandler/TouchHandler.cpp
         )
 
 list(APPEND RECOVERYLOADER_SOURCE_FILES
@@ -660,6 +663,7 @@ set(INCLUDE_FILES
         components/heartrate/Ptagc.h
         components/heartrate/HeartRateController.h
         components/motor/MotorController.h
+        touchhandler/TouchHandler.h
         )
 
 include_directories(

src/displayapp/DisplayApp.cpp

@@ -66,7 +66,8 @@ DisplayApp::DisplayApp(Drivers::St7789& lcd,
                        Controllers::Settings& settingsController,
                        Pinetime::Controllers::MotorController& motorController,
                        Pinetime::Controllers::MotionController& motionController,
-                       Pinetime::Controllers::TimerController& timerController)
+                       Pinetime::Controllers::TimerController& timerController,
+                       Pinetime::Controllers::TouchHandler& touchHandler)
   : lcd {lcd},
     lvgl {lvgl},
     touchPanel {touchPanel},
@@ -79,7 +80,8 @@ DisplayApp::DisplayApp(Drivers::St7789& lcd,
     settingsController {settingsController},
     motorController {motorController},
     motionController {motionController},
-    timerController {timerController} {
+    timerController {timerController},
+    touchHandler {touchHandler} {
 }
 
 void DisplayApp::Start() {
@@ -176,33 +178,6 @@ void DisplayApp::Refresh() {
           LoadApp(Apps::Timer, DisplayApp::FullRefreshDirections::Down);
         }
         break;
-      case Messages::TouchEvent: {
-        if (state != States::Running)
-          break;
-        auto gesture = OnTouchEvent();
-        if (!currentScreen->OnTouchEvent(gesture)) {
-          if (currentApp == Apps::Clock) {
-            switch (gesture) {
-              case TouchEvents::SwipeUp:
-                LoadApp(Apps::Launcher, DisplayApp::FullRefreshDirections::Up);
-                break;
-              case TouchEvents::SwipeDown:
-                LoadApp(Apps::Notifications, DisplayApp::FullRefreshDirections::Down);
-                break;
-              case TouchEvents::SwipeRight:
-                LoadApp(Apps::QuickSettings, DisplayApp::FullRefreshDirections::RightAnim);
-                break;
-              case TouchEvents::DoubleTap:
-                PushMessageToSystemTask(System::Messages::GoToSleep);
-                break;
-              default:
-                break;
-            }
-          } else if (returnTouchEvent == gesture) {
-            LoadApp(returnToApp, returnDirection);
-          }
-        }
-      } break;
       case Messages::ButtonPushed:
         if (currentApp == Apps::Clock) {
           PushMessageToSystemTask(System::Messages::GoToSleep);
@@ -223,18 +198,41 @@ void DisplayApp::Refresh() {
     }
   }
 
-  if(nextApp != Apps::None) {
-    LoadApp(nextApp, nextDirection);
-    nextApp = Apps::None;
+  auto gesture = GetGesture();
+  if (gesture != TouchEvents::None) {
+    if (!currentScreen->OnTouchEvent(gesture)) {
+      if (currentApp == Apps::Clock) {
+        switch (gesture) {
+          case TouchEvents::SwipeUp:
+            LoadApp(Apps::Launcher, DisplayApp::FullRefreshDirections::Up);
+            break;
+          case TouchEvents::SwipeDown:
+            LoadApp(Apps::Notifications, DisplayApp::FullRefreshDirections::Down);
+            break;
+          case TouchEvents::SwipeRight:
+            LoadApp(Apps::QuickSettings, DisplayApp::FullRefreshDirections::RightAnim);
+            break;
+          case TouchEvents::DoubleTap:
+            PushMessageToSystemTask(System::Messages::GoToSleep);
+            break;
+          default:
+            break;
+        }
+      } else if (returnTouchEvent == gesture) {
+        LoadApp(returnToApp, returnDirection);
+      }
+    } else {
+      touchHandler.CancelTap();
+    }
   }
 
-  if (state != States::Idle && touchMode == TouchModes::Polling) {
-    auto info = touchPanel.GetTouchInfo();
-    if (info.action == 2) { // 2 = contact
-      if (!currentScreen->OnTouchEvent(info.x, info.y)) {
-        lvgl.SetNewTapEvent(info.x, info.y);
-      }
-    }
+  if (touchMode == TouchModes::Polling) {
+    currentScreen->OnTouchEvent(touchHandler.GetX(), touchHandler.GetY());
+  }
+
+  if (nextApp != Apps::None) {
+    LoadApp(nextApp, nextDirection);
+    nextApp = Apps::None;
   }
 }
 
@@ -257,6 +255,7 @@ void DisplayApp::ReturnApp(Apps app, DisplayApp::FullRefreshDirections direction
 }
 
 void DisplayApp::LoadApp(Apps app, DisplayApp::FullRefreshDirections direction) {
+  touchHandler.CancelTap();
   currentScreen.reset(nullptr);
   SetFullRefresh(direction);
 
@@ -395,31 +394,28 @@ void DisplayApp::PushMessage(Messages msg) {
   }
 }
 
-TouchEvents DisplayApp::OnTouchEvent() {
-  auto info = touchPanel.GetTouchInfo();
-  if (info.isTouch) {
-    switch (info.gesture) {
-      case Pinetime::Drivers::Cst816S::Gestures::SingleTap:
-        if (touchMode == TouchModes::Gestures) {
-          lvgl.SetNewTapEvent(info.x, info.y);
-        }
-        return TouchEvents::Tap;
-      case Pinetime::Drivers::Cst816S::Gestures::LongPress:
-        return TouchEvents::LongTap;
-      case Pinetime::Drivers::Cst816S::Gestures::DoubleTap:
-        return TouchEvents::DoubleTap;
-      case Pinetime::Drivers::Cst816S::Gestures::SlideRight:
-        return TouchEvents::SwipeRight;
-      case Pinetime::Drivers::Cst816S::Gestures::SlideLeft:
-        return TouchEvents::SwipeLeft;
-      case Pinetime::Drivers::Cst816S::Gestures::SlideDown:
-        return TouchEvents::SwipeDown;
-      case Pinetime::Drivers::Cst816S::Gestures::SlideUp:
-        return TouchEvents::SwipeUp;
-      case Pinetime::Drivers::Cst816S::Gestures::None:
-      default:
-        return TouchEvents::None;
-    }
+TouchEvents DisplayApp::GetGesture() {
+  auto gesture = touchHandler.GestureGet();
+  switch (gesture) {
+    /*
+    case Pinetime::Drivers::Cst816S::Gestures::SingleTap:
+      return TouchEvents::Tap;
+    */
+    case Pinetime::Drivers::Cst816S::Gestures::LongPress:
+      return TouchEvents::LongTap;
+    case Pinetime::Drivers::Cst816S::Gestures::DoubleTap:
+      return TouchEvents::DoubleTap;
+    case Pinetime::Drivers::Cst816S::Gestures::SlideRight:
+      return TouchEvents::SwipeRight;
+    case Pinetime::Drivers::Cst816S::Gestures::SlideLeft:
+      return TouchEvents::SwipeLeft;
+    case Pinetime::Drivers::Cst816S::Gestures::SlideDown:
+      return TouchEvents::SwipeDown;
+    case Pinetime::Drivers::Cst816S::Gestures::SlideUp:
+      return TouchEvents::SwipeUp;
+    case Pinetime::Drivers::Cst816S::Gestures::None:
+    default:
+      return TouchEvents::None;
   }
   return TouchEvents::None;
 }

src/displayapp/DisplayApp.h

@@ -14,6 +14,7 @@
 #include "components/settings/Settings.h"
 #include "displayapp/screens/Screen.h"
 #include "components/timer/TimerController.h"
+#include "touchhandler/TouchHandler.h"
 #include "Messages.h"
 
 namespace Pinetime {
@@ -31,6 +32,7 @@ namespace Pinetime {
     class NotificationManager;
     class HeartRateController;
     class MotionController;
+    class TouchHandler;
   }
 
   namespace System {
@@ -55,7 +57,8 @@ namespace Pinetime {
                  Controllers::Settings& settingsController,
                  Pinetime::Controllers::MotorController& motorController,
                  Pinetime::Controllers::MotionController& motionController,
-                 Pinetime::Controllers::TimerController& timerController);
+                 Pinetime::Controllers::TimerController& timerController,
+                 Pinetime::Controllers::TouchHandler& touchHandler);
       void Start();
       void PushMessage(Display::Messages msg);
 
@@ -81,6 +84,7 @@ namespace Pinetime {
       Pinetime::Controllers::MotorController& motorController;
       Pinetime::Controllers::MotionController& motionController;
       Pinetime::Controllers::TimerController& timerController;
+      Pinetime::Controllers::TouchHandler& touchHandler;
 
       Pinetime::Controllers::FirmwareValidator validator;
       Controllers::BrightnessController brightnessController;
@@ -102,7 +106,7 @@ namespace Pinetime {
 
       TouchModes touchMode = TouchModes::Gestures;
 
-      TouchEvents OnTouchEvent();
+      TouchEvents GetGesture();
       void RunningState();
       void IdleState();
       static void Process(void* instance);

src/displayapp/LittleVgl.cpp

@@ -166,18 +166,17 @@ void LittleVgl::FlushDisplay(const lv_area_t* area, lv_color_t* color_p) {
   lv_disp_flush_ready(&disp_drv);
 }
 
-void LittleVgl::SetNewTapEvent(uint16_t x, uint16_t y) {
+void LittleVgl::SetNewTapEvent(uint16_t x, uint16_t y, bool contact) {
   tap_x = x;
   tap_y = y;
-  tapped = true;
+  tapped = contact;
 }
 
 bool LittleVgl::GetTouchPadInfo(lv_indev_data_t* ptr) {
+  ptr->point.x = tap_x;
+  ptr->point.y = tap_y;
   if (tapped) {
-    ptr->point.x = tap_x;
-    ptr->point.y = tap_y;
     ptr->state = LV_INDEV_STATE_PR;
-    tapped = false;
   } else {
     ptr->state = LV_INDEV_STATE_REL;
   }

src/displayapp/LittleVgl.h

@@ -24,7 +24,7 @@ namespace Pinetime {
       void FlushDisplay(const lv_area_t* area, lv_color_t* color_p);
       bool GetTouchPadInfo(lv_indev_data_t* ptr);
       void SetFullRefresh(FullRefreshDirections direction);
-      void SetNewTapEvent(uint16_t x, uint16_t y);
+      void SetNewTapEvent(uint16_t x, uint16_t y, bool contact);
 
     private:
       void InitDisplay();

src/displayapp/Messages.h

@@ -8,7 +8,6 @@ namespace Pinetime {
         UpdateDateTime,
         UpdateBleConnection,
         UpdateBatteryLevel,
-        TouchEvent,
         ButtonPushed,
         NewNotification,
         TimerDone,

src/displayapp/screens/FirmwareValidation.cpp

@@ -66,10 +66,10 @@ bool FirmwareValidation::Refresh() {
 }
 
 void FirmwareValidation::OnButtonEvent(lv_obj_t* object, lv_event_t event) {
-  if (object == buttonValidate && event == LV_EVENT_PRESSED) {
+  if (object == buttonValidate && event == LV_EVENT_CLICKED) {
     validator.Validate();
     running = false;
-  } else if (object == buttonReset && event == LV_EVENT_PRESSED) {
+  } else if (object == buttonReset && event == LV_EVENT_CLICKED) {
     validator.Reset();
   }
 }

src/displayapp/screens/List.cpp

@@ -108,7 +108,7 @@ bool List::Refresh() {
 }
 
 void List::OnButtonEvent(lv_obj_t* object, lv_event_t event) {
-  if (event == LV_EVENT_RELEASED) {
+  if (event == LV_EVENT_CLICKED) {
     for (int i = 0; i < MAXLISTITEMS; i++) {
       if (apps[i] != Apps::None && object == itemApps[i]) {
         app->StartApp(apps[i], DisplayApp::FullRefreshDirections::Up);

src/displayapp/screens/Metronome.cpp

@@ -83,12 +83,9 @@ Metronome::Metronome(DisplayApp* app, Controllers::MotorController& motorControl
   lv_obj_set_height(playPause, 39);
   playPauseLabel = lv_label_create(playPause, nullptr);
   lv_label_set_text(playPauseLabel, Symbols::play);
-
-  app->SetTouchMode(DisplayApp::TouchModes::Polling);
 }
 
 Metronome::~Metronome() {
-  app->SetTouchMode(DisplayApp::TouchModes::Gestures);
   systemTask.PushMessage(System::Messages::EnableSleeping);
   lv_obj_clean(lv_scr_act());
 }

src/displayapp/screens/StopWatch.cpp

@@ -161,7 +161,7 @@ bool StopWatch::Refresh() {
 }
 
 void StopWatch::playPauseBtnEventHandler(lv_event_t event) {
-  if (event != LV_EVENT_PRESSED) {
+  if (event != LV_EVENT_CLICKED) {
     return;
   }
   if (currentState == States::Init) {
@@ -174,7 +174,7 @@ void StopWatch::playPauseBtnEventHandler(lv_event_t event) {
 }
 
 void StopWatch::stopLapBtnEventHandler(lv_event_t event) {
-  if (event != LV_EVENT_PRESSED) {
+  if (event != LV_EVENT_CLICKED) {
     return;
   }
   // If running, then this button is used to save laps

src/displayapp/screens/SystemInfo.cpp

@@ -210,7 +210,7 @@ bool SystemInfo::sortById(const TaskStatus_t& lhs, const TaskStatus_t& rhs) {
 }
 
 std::unique_ptr<Screen> SystemInfo::CreateScreen4() {
-  TaskStatus_t tasksStatus[7];
+  TaskStatus_t tasksStatus[10];
   lv_obj_t* infoTask = lv_table_create(lv_scr_act(), NULL);
   lv_table_set_col_cnt(infoTask, 3);
   lv_table_set_row_cnt(infoTask, 8);
@@ -223,9 +223,9 @@ std::unique_ptr<Screen> SystemInfo::CreateScreen4() {
   lv_table_set_cell_value(infoTask, 0, 2, "Free");
   lv_table_set_col_width(infoTask, 2, 90);
 
-  auto nb = uxTaskGetSystemState(tasksStatus, 7, nullptr);
+  auto nb = uxTaskGetSystemState(tasksStatus, sizeof(tasksStatus) / sizeof(tasksStatus[0]), nullptr);
   std::sort(tasksStatus, tasksStatus + nb, sortById);
-  for (uint8_t i = 0; i < nb; i++) {
+  for (uint8_t i = 0; i < nb && i < 7; i++) {
 
     lv_table_set_cell_value(infoTask, i + 1, 0, std::to_string(tasksStatus[i].xTaskNumber).c_str());
     lv_table_set_cell_value(infoTask, i + 1, 1, tasksStatus[i].pcTaskName);

src/displayapp/screens/Tile.cpp

@@ -12,9 +12,7 @@ namespace {
 
   static void event_handler(lv_obj_t* obj, lv_event_t event) {
     Tile* screen = static_cast<Tile*>(obj->user_data);
-    uint32_t* eventDataPtr = (uint32_t*) lv_event_get_data();
-    uint32_t eventData = *eventDataPtr;
-    screen->OnObjectEvent(obj, event, eventData);
+    screen->OnObjectEvent(obj, event);
   }
 }
 
@@ -124,9 +122,9 @@ bool Tile::Refresh() {
   return running;
 }
 
-void Tile::OnObjectEvent(lv_obj_t* obj, lv_event_t event, uint32_t buttonId) {
-  if (event == LV_EVENT_VALUE_CHANGED) {
-    app->StartApp(apps[buttonId], DisplayApp::FullRefreshDirections::Up);
+void Tile::OnObjectEvent(lv_obj_t* obj, lv_event_t event) {
+  if (event == LV_EVENT_CLICKED) {
+    app->StartApp(apps[lv_btnmatrix_get_active_btn(obj)], DisplayApp::FullRefreshDirections::Up);
     running = false;
   }
 }

src/displayapp/screens/Tile.h

@@ -32,7 +32,7 @@ namespace Pinetime {
 
         bool Refresh() override;
         void UpdateScreen();
-        void OnObjectEvent(lv_obj_t* obj, lv_event_t event, uint32_t buttonId);
+        void OnObjectEvent(lv_obj_t* obj, lv_event_t event);
 
       private:
         Pinetime::Controllers::Battery& batteryController;

src/displayapp/screens/settings/QuickSettings.cpp

@@ -125,12 +125,12 @@ void QuickSettings::UpdateScreen() {
 }
 
 void QuickSettings::OnButtonEvent(lv_obj_t* object, lv_event_t event) {
-  if (object == btn2 && event == LV_EVENT_PRESSED) {
+  if (object == btn2 && event == LV_EVENT_CLICKED) {
 
     running = false;
     app->StartApp(Apps::FlashLight, DisplayApp::FullRefreshDirections::None);
 
-  } else if (object == btn1 && event == LV_EVENT_PRESSED) {
+  } else if (object == btn1 && event == LV_EVENT_CLICKED) {
 
     brightness.Step();
     lv_label_set_text_static(btn1_lvl, brightness.GetIcon());
@@ -147,7 +147,7 @@ void QuickSettings::OnButtonEvent(lv_obj_t* object, lv_event_t event) {
       lv_label_set_text_static(btn3_lvl, Symbols::notificationsOff);
     }
 
-  } else if (object == btn4 && event == LV_EVENT_PRESSED) {
+  } else if (object == btn4 && event == LV_EVENT_CLICKED) {
     running = false;
     settingsController.SetSettingsMenu(0);
     app->StartApp(Apps::Settings, DisplayApp::FullRefreshDirections::Up);

src/displayapp/screens/settings/SettingDisplay.cpp

@@ -85,7 +85,7 @@ bool SettingDisplay::Refresh() {
 }
 
 void SettingDisplay::UpdateSelected(lv_obj_t* object, lv_event_t event) {
-  if (event == LV_EVENT_VALUE_CHANGED) {
+  if (event == LV_EVENT_CLICKED) {
     for (int i = 0; i < optionsTotal; i++) {
       if (object == cbOption[i]) {
         lv_checkbox_set_checked(cbOption[i], true);

src/drivers/Cst816s.cpp

@@ -40,6 +40,16 @@ void Cst816S::Init() {
   */
   static constexpr uint8_t motionMask = 0b00000101;
   twiMaster.Write(twiAddress, 0xEC, &motionMask, 1);
+
+  /*
+  [7] EnTest - Interrupt pin to test, enable automatic periodic issued after a low pulse.
+  [6] EnTouch - When a touch is detected, a periodic pulsed Low.
+  [5] EnChange - Upon detecting a touch state changes, pulsed Low.
+  [4] EnMotion - When the detected gesture is pulsed Low.
+  [0] OnceWLP - Press gesture only issue a pulse signal is low.
+  */
+  static constexpr uint8_t irqCtl = 0b01110000;
+  twiMaster.Write(twiAddress, 0xFA, &irqCtl, 1);
 }
 
 Cst816S::TouchInfos Cst816S::GetTouchInfo() {

src/main.cpp

@@ -43,6 +43,7 @@
 #include "drivers/TwiMaster.h"
 #include "drivers/Cst816s.h"
 #include "systemtask/SystemTask.h"
+#include "touchhandler/TouchHandler.h"
 
 #if NRF_LOG_ENABLED
   #include "logging/NrfLogger.h"
@@ -118,6 +119,7 @@ Pinetime::Drivers::WatchdogView watchdogView(watchdog);
 Pinetime::Controllers::NotificationManager notificationManager;
 Pinetime::Controllers::MotionController motionController;
 Pinetime::Controllers::TimerController timerController;
+Pinetime::Controllers::TouchHandler touchHandler(touchPanel, lvgl);
 
 Pinetime::Controllers::FS fs {spiNorFlash};
 Pinetime::Controllers::Settings settingsController {fs};
@@ -136,7 +138,8 @@ Pinetime::Applications::DisplayApp displayApp(lcd,
                                               settingsController,
                                               motorController,
                                               motionController,
-                                              timerController);
+                                              timerController,
+                                              touchHandler);
 
 Pinetime::System::SystemTask systemTask(spi,
                                         lcd,
@@ -162,7 +165,7 @@ Pinetime::System::SystemTask systemTask(spi,
 
 void nrfx_gpiote_evt_handler(nrfx_gpiote_pin_t pin, nrf_gpiote_polarity_t action) {
   if (pin == pinTouchIrq) {
-    systemTask.OnTouchEvent();
+    touchHandler.WakeUp();
     return;
   }
 
@@ -309,6 +312,10 @@ int main(void) {
   lvgl.Init();
 
   systemTask.Start();
+
+  touchHandler.Register(&systemTask);
+  touchHandler.Start();
+
   nimble_port_init();
 
   vTaskStartScheduler();

src/systemtask/SystemTask.cpp

@@ -397,7 +397,6 @@ void SystemTask::OnTouchEvent() {
     return;
   if (!isSleeping) {
     PushMessage(Messages::OnTouchEvent);
-    displayApp.PushMessage(Pinetime::Applications::Display::Messages::TouchEvent);
   } else if (!isWakingUp) {
     if (settingsController.isWakeUpModeOn(Pinetime::Controllers::Settings::WakeUpMode::SingleTap) or
         settingsController.isWakeUpModeOn(Pinetime::Controllers::Settings::WakeUpMode::DoubleTap)) {

src/touchhandler/TouchHandler.cpp

@@ -0,0 +1,70 @@
+#include "TouchHandler.h"
+
+using namespace Pinetime::Controllers;
+
+TouchHandler::TouchHandler(Drivers::Cst816S& touchPanel, Components::LittleVgl& lvgl)
+  : touchPanel {touchPanel},
+    lvgl {lvgl} {
+}
+
+void TouchHandler::CancelTap() {
+  isCancelled = true;
+  lvgl.SetNewTapEvent(-1, -1, false);
+}
+
+Pinetime::Drivers::Cst816S::Gestures TouchHandler::GestureGet() {
+  auto returnGesture = gesture;
+  gesture = Drivers::Cst816S::Gestures::None;
+  return returnGesture;
+}
+
+void TouchHandler::Start() {
+  if (pdPASS != xTaskCreate(TouchHandler::Process, "Touch", 80, this, 0, &taskHandle)) {
+    APP_ERROR_HANDLER(NRF_ERROR_NO_MEM);
+  }
+}
+
+void TouchHandler::Process(void* instance) {
+  auto* app = static_cast<TouchHandler*>(instance);
+  app->Work();
+}
+
+void TouchHandler::Work() {
+  Pinetime::Drivers::Cst816S::TouchInfos info;
+  while (true) {
+    vTaskSuspend(taskHandle);
+    info = touchPanel.GetTouchInfo();
+    if (systemTask->IsSleeping()) {
+      systemTask->PushMessage(System::Messages::TouchWakeUp);
+    } else {
+      x = info.x;
+      y = info.y;
+      if (info.action == 0) {
+        lvgl.SetNewTapEvent(info.x, info.y, true);
+      } else if (info.action == 1) {
+        lvgl.SetNewTapEvent(info.x, info.y, false);
+        prevGesture = Pinetime::Drivers::Cst816S::Gestures::None;
+        isCancelled = false;
+      } else if (info.action == 2) {
+        if (!isCancelled) {
+          lvgl.SetNewTapEvent(info.x, info.y, true);
+        }
+        if (info.gesture != Pinetime::Drivers::Cst816S::Gestures::None) {
+          if (prevGesture != info.gesture) {
+            prevGesture = info.gesture;
+            gesture = info.gesture;
+          }
+        }
+      }
+      systemTask->OnTouchEvent();
+    }
+  }
+}
+
+void TouchHandler::Register(Pinetime::System::SystemTask* systemTask) {
+  this->systemTask = systemTask;
+}
+
+void TouchHandler::WakeUp() {
+  vTaskResume(taskHandle);
+}

src/touchhandler/TouchHandler.h

@@ -0,0 +1,45 @@
+#pragma once
+#include "drivers/Cst816s.h"
+#include "systemtask/SystemTask.h"
+#include <FreeRTOS.h>
+#include <task.h>
+
+namespace Pinetime {
+  namespace Components {
+    class LittleVgl;
+  }
+  namespace Drivers {
+    class Cst816S;
+  }
+  namespace System {
+    class SystemTask;
+  }
+  namespace Controllers {
+    class TouchHandler {
+      public:
+        explicit TouchHandler(Drivers::Cst816S&, Components::LittleVgl&);
+        void CancelTap();
+        void Register(Pinetime::System::SystemTask* systemTask);
+        void Start();
+        void WakeUp();
+        uint8_t GetX() const {
+          return x;
+        }
+        uint8_t GetY() const {
+          return y;
+        }
+        Drivers::Cst816S::Gestures GestureGet();
+      private:
+        static void Process(void* instance);
+        void Work();
+        Pinetime::System::SystemTask* systemTask = nullptr;
+        TaskHandle_t taskHandle;
+        Pinetime::Drivers::Cst816S& touchPanel;
+        Pinetime::Components::LittleVgl& lvgl;
+        Pinetime::Drivers::Cst816S::Gestures gesture;
+        Pinetime::Drivers::Cst816S::Gestures prevGesture;
+        bool isCancelled = false;
+        uint8_t x, y;
+    };
+  }
+}