Merge branch 'develop' into new_touch_handler

src/components/battery/BatteryController.cpp

@@ -23,7 +23,6 @@ void Battery::Update() {
     return;
   }
   // Non blocking read
-  samples = 0;
   isReading = true;
   SaadcInit();
 
@@ -40,9 +39,9 @@ void Battery::SaadcInit() {
 
   nrf_saadc_channel_config_t adcChannelConfig = {.resistor_p = NRF_SAADC_RESISTOR_DISABLED,
                                                  .resistor_n = NRF_SAADC_RESISTOR_DISABLED,
-                                                 .gain = NRF_SAADC_GAIN1_5,
+                                                 .gain = NRF_SAADC_GAIN1_4,
                                                  .reference = NRF_SAADC_REFERENCE_INTERNAL,
-                                                 .acq_time = NRF_SAADC_ACQTIME_3US,
+                                                 .acq_time = NRF_SAADC_ACQTIME_40US,
                                                  .mode = NRF_SAADC_MODE_SINGLE_ENDED,
                                                  .burst = NRF_SAADC_BURST_ENABLED,
                                                  .pin_p = batteryVoltageAdcInput,
@@ -60,22 +59,21 @@ void Battery::SaadcEventHandler(nrfx_saadc_evt_t const* p_event) {
     APP_ERROR_CHECK(nrfx_saadc_buffer_convert(&saadc_value, 1));
 
     // A hardware voltage divider divides the battery voltage by 2
-    // ADC gain is 1/5
+    // ADC gain is 1/4
-    // thus adc_voltage = battery_voltage / 2 * gain = battery_voltage / 10
+    // thus adc_voltage = battery_voltage / 2 * gain = battery_voltage / 8
-    // reference_voltage is 0.6V
+    // reference_voltage is 600mV
     // p_event->data.done.p_buffer[0] = (adc_voltage / reference_voltage) * 1024
-    voltage = p_event->data.done.p_buffer[0] * 6000 / 1024;
+    voltage = p_event->data.done.p_buffer[0] * (8 * 600) / 1024;
-    percentRemaining = (voltage - battery_min) * 100 / (battery_max - battery_min);
+
-    percentRemaining = std::max(percentRemaining, 0);
+    if (voltage > battery_max) {
-    percentRemaining = std::min(percentRemaining, 100);
+      percentRemaining = 100;
-    percentRemainingBuffer.Insert(percentRemaining);
+    } else if (voltage < battery_min) {
+      percentRemaining = 0;
+    } else {
+      percentRemaining = (voltage - battery_min) * 100 / (battery_max - battery_min);
+    }
 
-    samples++;
-    if (samples > percentRemainingSamples) {
     nrfx_saadc_uninit();
     isReading = false;
-    } else {
-      nrfx_saadc_sample();
-    }
   }
 }

src/components/battery/BatteryController.h

@@ -7,38 +7,6 @@
 namespace Pinetime {
   namespace Controllers {
 
-    /** A simple circular buffer that can be used to average
-     out the sensor values. The total capacity of the CircBuffer
-    is given as the template parameter N.
-    */
-    template <int N> class CircBuffer {
-    public:
-      CircBuffer() : arr {}, sz {}, cap {N}, head {} {
-      }
-      /**
-     insert member function overwrites the next data to the current
-    HEAD and moves the HEAD to the newly inserted value.
-    */
-      void Insert(const uint8_t num) {
-        head %= cap;
-        arr[head++] = num;
-        if (sz != cap) {
-          sz++;
-        }
-      }
-
-      uint8_t GetAverage() const {
-        int sum = std::accumulate(arr.begin(), arr.end(), 0);
-        return static_cast<uint8_t>(sum / sz);
-      }
-
-    private:
-      std::array<uint8_t, N> arr; /**< internal array used to store the values*/
-      uint8_t sz;             /**< The current size of the array.*/
-      uint8_t cap;            /**< Total capacity of the CircBuffer.*/
-      uint8_t head;           /**< The current head of the CircBuffer*/
-    };
-
     class Battery {
     public:
       Battery();
@@ -47,10 +15,7 @@ namespace Pinetime {
       void Update();
 
       uint8_t PercentRemaining() const {
-        auto avg = percentRemainingBuffer.GetAverage();
+        return percentRemaining;
-        avg = std::min(avg, static_cast<uint8_t>(100));
-        avg = std::max(avg, static_cast<uint8_t>(0));
-        return avg;
       }
 
       uint16_t Voltage() const {
@@ -69,14 +34,11 @@ namespace Pinetime {
       static Battery* instance;
       nrf_saadc_value_t saadc_value;
 
-      static constexpr uint8_t percentRemainingSamples = 5;
-      CircBuffer<percentRemainingSamples> percentRemainingBuffer {};
-
       static constexpr uint32_t chargingPin = 12;
       static constexpr uint32_t powerPresentPin = 19;
       static constexpr nrf_saadc_input_t batteryVoltageAdcInput = NRF_SAADC_INPUT_AIN7;
       uint16_t voltage = 0;
-      int percentRemaining = -1;
+      uint8_t percentRemaining = 0;
 
       bool isCharging = false;
       bool isPowerPresent = false;
@@ -87,7 +49,6 @@ namespace Pinetime {
       static void AdcCallbackStatic(nrfx_saadc_evt_t const* event);
 
       bool isReading = false;
-      uint8_t samples = 0;
     };
   }
 }

src/components/datetime/DateTimeController.cpp

@@ -55,9 +55,9 @@ void DateTime::UpdateTime(uint32_t systickCounter) {
   auto time = date::make_time(currentDateTime - dp);
   auto yearMonthDay = date::year_month_day(dp);
 
-  year = (int) yearMonthDay.year();
+  year = static_cast<int>(yearMonthDay.year());
-  month = static_cast<Months>((unsigned) yearMonthDay.month());
+  month = static_cast<Months>(static_cast<unsigned>(yearMonthDay.month()));
-  day = (unsigned) yearMonthDay.day();
+  day = static_cast<unsigned>(yearMonthDay.day());
   dayOfWeek = static_cast<Days>(date::weekday(yearMonthDay).iso_encoding());
 
   hour = time.hours().count();
@@ -75,31 +75,31 @@ void DateTime::UpdateTime(uint32_t systickCounter) {
 }
 
 const char* DateTime::MonthShortToString() {
-  return DateTime::MonthsString[(uint8_t) month];
+  return DateTime::MonthsString[static_cast<uint8_t>(month)];
 }
 
 const char* DateTime::MonthShortToStringLow() {
-  return DateTime::MonthsStringLow[(uint8_t) month];
+  return DateTime::MonthsStringLow[static_cast<uint8_t>(month)];
 }
 
 const char* DateTime::MonthsToStringLow() {
-  return DateTime::MonthsLow[(uint8_t) month];
+  return DateTime::MonthsLow[static_cast<uint8_t>(month)];
 }
 
 const char* DateTime::DayOfWeekToString() {
-  return DateTime::DaysString[(uint8_t) dayOfWeek];
+  return DateTime::DaysString[static_cast<uint8_t>(dayOfWeek)];
 }
 
 const char* DateTime::DayOfWeekShortToString() {
-  return DateTime::DaysStringShort[(uint8_t) dayOfWeek];
+  return DateTime::DaysStringShort[static_cast<uint8_t>(dayOfWeek)];
 }
 
 const char* DateTime::DayOfWeekToStringLow() {
-  return DateTime::DaysStringLow[(uint8_t) dayOfWeek];
+  return DateTime::DaysStringLow[static_cast<uint8_t>(dayOfWeek)];
 }
 
 const char* DateTime::DayOfWeekShortToStringLow() {
-  return DateTime::DaysStringShortLow[(uint8_t) dayOfWeek];
+  return DateTime::DaysStringShortLow[static_cast<uint8_t>(dayOfWeek)];
 }
 
 void DateTime::Register(Pinetime::System::SystemTask* systemTask) {

src/displayapp/screens/BatteryIcon.cpp

@@ -5,13 +5,13 @@
 using namespace Pinetime::Applications::Screens;
 
 const char* BatteryIcon::GetBatteryIcon(uint8_t batteryPercent) {
-  if (batteryPercent > 90)
+  if (batteryPercent > 87)
     return Symbols::batteryFull;
-  if (batteryPercent > 75)
+  if (batteryPercent > 62)
     return Symbols::batteryThreeQuarter;
-  if (batteryPercent > 50)
+  if (batteryPercent > 37)
     return Symbols::batteryHalf;
-  if (batteryPercent > 25)
+  if (batteryPercent > 12)
     return Symbols::batteryOneQuarter;
   return Symbols::batteryEmpty;
 }

src/displayapp/screens/Clock.cpp

@@ -2,11 +2,6 @@
 
 #include <date/date.h>
 #include <lvgl/lvgl.h>
-#include <cstdio>
-#include "BatteryIcon.h"
-#include "BleIcon.h"
-#include "NotificationIcon.h"
-#include "Symbols.h"
 #include "components/battery/BatteryController.h"
 #include "components/motion/MotionController.h"
 #include "components/ble/BleController.h"
@@ -89,16 +84,3 @@ std::unique_ptr<Screen> Clock::PineTimeStyleScreen() {
                                                      settingsController,
                                                      motionController);
 }
-
-/*
-// Examples for more watch faces
-std::unique_ptr<Screen> Clock::WatchFaceMinimalScreen() {
-  return std::make_unique<Screens::WatchFaceMinimal>(app, dateTimeController, batteryController, bleController, notificatioManager,
-settingsController);
-}
-
-std::unique_ptr<Screen> Clock::WatchFaceCustomScreen() {
-  return std::make_unique<Screens::WatchFaceCustom>(app, dateTimeController, batteryController, bleController, notificatioManager,
-settingsController);
-}
-*/

src/displayapp/screens/Clock.h

@@ -9,9 +9,6 @@
 #include "components/datetime/DateTimeController.h"
 
 namespace Pinetime {
-  namespace Drivers {
-    class BMA421;
-  }
   namespace Controllers {
     class Settings;
     class Battery;
@@ -51,10 +48,6 @@ namespace Pinetime {
         std::unique_ptr<Screen> WatchFaceDigitalScreen();
         std::unique_ptr<Screen> WatchFaceAnalogScreen();
         std::unique_ptr<Screen> PineTimeStyleScreen();
-
-        // Examples for more watch faces
-        // std::unique_ptr<Screen> WatchFaceMinimalScreen();
-        // std::unique_ptr<Screen> WatchFaceCustomScreen();
       };
     }
   }

src/displayapp/screens/PineTimeStyle.cpp

@@ -51,7 +51,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
     notificatioManager {notificatioManager},
     settingsController {settingsController},
     motionController {motionController} {
-
   /* This sets the watchface number to return to after leaving the menu */
   settingsController.SetClockFace(2);
 
@@ -62,7 +61,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   displayedChar[4] = 0;
 
   /* Create a 200px wide background rectangle */
-
   timebar = lv_obj_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_bg_color(timebar, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x000000));
   lv_obj_set_style_local_radius(timebar, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, 0);
@@ -70,7 +68,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   lv_obj_align(timebar, lv_scr_act(), LV_ALIGN_IN_TOP_LEFT, 5, 0);
 
   /* Display the time */
-
   timeDD1 = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_font(timeDD1, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, &open_sans_light);
   lv_obj_set_style_local_text_color(timeDD1, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x008080));
@@ -90,7 +87,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   lv_obj_align(timeAMPM, timebar, LV_ALIGN_IN_BOTTOM_LEFT, 2, -20);
 
   /* Create a 40px wide bar down the right side of the screen */
-
   sidebar = lv_obj_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_bg_color(sidebar, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x008080));
   lv_obj_set_style_local_radius(sidebar, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, 0);
@@ -98,7 +94,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   lv_obj_align(sidebar, lv_scr_act(), LV_ALIGN_IN_TOP_RIGHT, 0, 0);
 
   /* Display icons */
-
   batteryIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(batteryIcon, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x000000));
   lv_label_set_text(batteryIcon, Symbols::batteryFull);
@@ -117,7 +112,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   lv_obj_align(notificationIcon, sidebar, LV_ALIGN_IN_TOP_MID, 0, 40);
 
   /* Calendar icon */
-
   calendarOuter = lv_obj_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_bg_color(calendarOuter, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x000000));
   lv_obj_set_style_local_radius(calendarOuter, LV_BTN_PART_MAIN, LV_STATE_DEFAULT, 0);
@@ -155,7 +149,6 @@ PineTimeStyle::PineTimeStyle(DisplayApp* app,
   lv_obj_align(calendarCrossBar2, calendarBar2, LV_ALIGN_IN_BOTTOM_MID, 0, 0);
 
   /* Display date */
-
   dateDayOfWeek = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(dateDayOfWeek, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x000000));
   lv_label_set_text(dateDayOfWeek, "THU");
@@ -223,26 +216,17 @@ bool PineTimeStyle::Refresh() {
 
   bleState = bleController.IsConnected();
   if (bleState.IsUpdated()) {
-    if (bleState.Get() == true) {
+    lv_label_set_text(bleIcon, BleIcon::GetIcon(bleState.Get()));
-      lv_label_set_text(bleIcon, BleIcon::GetIcon(true));
     lv_obj_realign(bleIcon);
-    } else {
-      lv_label_set_text(bleIcon, BleIcon::GetIcon(false));
-    }
   }
 
   notificationState = notificatioManager.AreNewNotificationsAvailable();
   if (notificationState.IsUpdated()) {
-    if (notificationState.Get() == true) {
+    lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(notificationState.Get()));
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(true));
     lv_obj_realign(notificationIcon);
-    } else {
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(false));
-    }
   }
 
   currentDateTime = dateTimeController.CurrentDateTime();
-
   if (currentDateTime.IsUpdated()) {
     auto newDateTime = currentDateTime.Get();
 
@@ -250,9 +234,9 @@ bool PineTimeStyle::Refresh() {
     auto time = date::make_time(newDateTime - dp);
     auto yearMonthDay = date::year_month_day(dp);
 
-    auto year = (int) yearMonthDay.year();
+    auto year = static_cast<int>(yearMonthDay.year());
-    auto month = static_cast<Pinetime::Controllers::DateTime::Months>((unsigned) yearMonthDay.month());
+    auto month = static_cast<Pinetime::Controllers::DateTime::Months>(static_cast<unsigned>(yearMonthDay.month()));
-    auto day = (unsigned) yearMonthDay.day();
+    auto day = static_cast<unsigned>(yearMonthDay.day());
     auto dayOfWeek = static_cast<Pinetime::Controllers::DateTime::Days>(date::weekday(yearMonthDay).iso_encoding());
 
     int hour = time.hours().count();
@@ -263,7 +247,6 @@ bool PineTimeStyle::Refresh() {
 
     char hoursChar[3];
     char ampmChar[5];
-
     if (settingsController.GetClockType() == Controllers::Settings::ClockType::H24) {
         sprintf(hoursChar, "%02d", hour);
     } else {
@@ -282,41 +265,26 @@ bool PineTimeStyle::Refresh() {
       sprintf(hoursChar, "%02d", hour);
     }
 
-    if (hoursChar[0] != displayedChar[0] || hoursChar[1] != displayedChar[1] || minutesChar[0] != displayedChar[2] ||
+    if (hoursChar[0] != displayedChar[0] or hoursChar[1] != displayedChar[1] or minutesChar[0] != displayedChar[2] or
         minutesChar[1] != displayedChar[3]) {
       displayedChar[0] = hoursChar[0];
       displayedChar[1] = hoursChar[1];
       displayedChar[2] = minutesChar[0];
       displayedChar[3] = minutesChar[1];
 
-      char hourStr[3];
-      char minStr[3];
-
       if (settingsController.GetClockType() == Controllers::Settings::ClockType::H12) {
         lv_label_set_text(timeAMPM, ampmChar);
       }
 
-      /* Display the time as 2 pairs of digits */
+      lv_label_set_text_fmt(timeDD1, "%s", hoursChar);
-      sprintf(hourStr, "%c%c", hoursChar[0], hoursChar[1]);
+      lv_label_set_text_fmt(timeDD2, "%s", minutesChar);
-      lv_label_set_text(timeDD1, hourStr);
-
-      sprintf(minStr, "%c%c", minutesChar[0], minutesChar[1]);
-      lv_label_set_text(timeDD2, minStr);
     }
 
     if ((year != currentYear) || (month != currentMonth) || (dayOfWeek != currentDayOfWeek) || (day != currentDay)) {
-      char dayOfWeekStr[4];
+      lv_label_set_text_fmt(dateDayOfWeek, "%s", dateTimeController.DayOfWeekShortToString());
-      char dayStr[3];
+      lv_label_set_text_fmt(dateDay, "%d", day);
-      char monthStr[4];
-
-      sprintf(dayOfWeekStr, "%s", dateTimeController.DayOfWeekShortToString());
-      sprintf(dayStr, "%d", day);
-      sprintf(monthStr, "%s", dateTimeController.MonthShortToString());
-
-      lv_label_set_text(dateDayOfWeek, dayOfWeekStr);
-      lv_label_set_text(dateDay, dayStr);
       lv_obj_realign(dateDay);
-      lv_label_set_text(dateMonth, monthStr);
+      lv_label_set_text_fmt(dateMonth, "%s", dateTimeController.MonthShortToString());
 
       currentYear = year;
       currentMonth = month;

src/displayapp/screens/PineTimeStyle.h

@@ -32,8 +32,6 @@ namespace Pinetime {
 
         bool Refresh() override;
 
-        void OnObjectEvent(lv_obj_t* pObj, lv_event_t i);
-
       private:
         char displayedChar[5];
 
@@ -67,9 +65,6 @@ namespace Pinetime {
         lv_obj_t* calendarBar2;
         lv_obj_t* calendarCrossBar1;
         lv_obj_t* calendarCrossBar2;
-        lv_obj_t* heartbeatIcon;
-        lv_obj_t* heartbeatValue;
-        lv_obj_t* heartbeatBpm;
         lv_obj_t* notificationIcon;
         lv_obj_t* stepGauge;
         lv_color_t needle_colors[1];

src/displayapp/screens/Tile.cpp

@@ -6,15 +6,17 @@ using namespace Pinetime::Applications::Screens;
 
 namespace {
   static void lv_update_task(struct _lv_task_t* task) {
-    auto user_data = static_cast<Tile*>(task->user_data);
+    auto* user_data = static_cast<Tile*>(task->user_data);
     user_data->UpdateScreen();
   }
 
   static void event_handler(lv_obj_t* obj, lv_event_t event) {
+    if (event != LV_EVENT_VALUE_CHANGED) return;
+
     Tile* screen = static_cast<Tile*>(obj->user_data);
-    uint32_t* eventDataPtr = (uint32_t*) lv_event_get_data();
+    auto* eventDataPtr = (uint32_t*) lv_event_get_data();
     uint32_t eventData = *eventDataPtr;
-    screen->OnObjectEvent(obj, event, eventData);
+    screen->OnValueChangedEvent(obj, eventData);
   }
 }
 
@@ -125,9 +127,9 @@ bool Tile::Refresh() {
   return running;
 }
 
-void Tile::OnObjectEvent(lv_obj_t* obj, lv_event_t event, uint32_t buttonId) {
+void Tile::OnValueChangedEvent(lv_obj_t* obj, uint32_t buttonId) {
-  if (event == LV_EVENT_VALUE_CHANGED) {
+  if(obj != btnm1) return;
+
   app->StartApp(apps[buttonId], 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 OnValueChangedEvent(lv_obj_t* obj, uint32_t buttonId);
 
       private:
         Pinetime::Controllers::Battery& batteryController;

src/displayapp/screens/WatchFaceAnalog.cpp

@@ -10,38 +10,37 @@ LV_IMG_DECLARE(bg_clock);
 using namespace Pinetime::Applications::Screens;
 
 namespace {
-
+constexpr int16_t HourLength = 70;
-constexpr auto HOUR_LENGTH = 70;
+constexpr int16_t MinuteLength = 90;
-constexpr auto MINUTE_LENGTH = 90;
+constexpr int16_t SecondLength = 110;
-constexpr auto SECOND_LENGTH = 110;
 
 // sin(90) = 1 so the value of _lv_trigo_sin(90) is the scaling factor
 const auto LV_TRIG_SCALE = _lv_trigo_sin(90);
 
-int16_t cosine(int16_t angle) {
+int16_t Cosine(int16_t angle) {
   return _lv_trigo_sin(angle + 90);
 }
 
-int16_t sine(int16_t angle) {
+int16_t Sine(int16_t angle) {
   return _lv_trigo_sin(angle);
 }
 
-int16_t coordinate_x_relocate(int16_t x) {
+int16_t CoordinateXRelocate(int16_t x) {
   return (x + LV_HOR_RES / 2);
 }
 
-int16_t coordinate_y_relocate(int16_t y) {
+int16_t CoordinateYRelocate(int16_t y) {
   return std::abs(y - LV_HOR_RES / 2);
 }
 
-lv_point_t coordinate_relocate(int16_t radius, int16_t angle) {
+lv_point_t CoordinateRelocate(int16_t radius, int16_t angle) {
   return lv_point_t{
-    .x = coordinate_x_relocate(radius * static_cast<int32_t>(sine(angle)) / LV_TRIG_SCALE),
+    .x = CoordinateXRelocate(radius * static_cast<int32_t>(Sine(angle)) / LV_TRIG_SCALE),
-    .y = coordinate_y_relocate(radius * static_cast<int32_t>(cosine(angle)) / LV_TRIG_SCALE)
+    .y = CoordinateYRelocate(radius * static_cast<int32_t>(Cosine(angle)) / LV_TRIG_SCALE)
   };
 }
 
-} // namespace
+}
 
 WatchFaceAnalog::WatchFaceAnalog(Pinetime::Applications::DisplayApp* app,
                                  Controllers::DateTime& dateTimeController,
@@ -123,7 +122,6 @@ WatchFaceAnalog::WatchFaceAnalog(Pinetime::Applications::DisplayApp* app,
 }
 
 WatchFaceAnalog::~WatchFaceAnalog() {
-
   lv_style_reset(&hour_line_style);
   lv_style_reset(&hour_line_style_trace);
   lv_style_reset(&minute_line_style);
@@ -134,18 +132,17 @@ WatchFaceAnalog::~WatchFaceAnalog() {
 }
 
 void WatchFaceAnalog::UpdateClock() {
-
   hour = dateTimeController.Hours();
   minute = dateTimeController.Minutes();
   second = dateTimeController.Seconds();
 
   if (sMinute != minute) {
     auto const angle = minute * 6;
-    minute_point[0] = coordinate_relocate(30, angle);
+    minute_point[0] = CoordinateRelocate(30, angle);
-    minute_point[1] = coordinate_relocate(MINUTE_LENGTH, angle);
+    minute_point[1] = CoordinateRelocate(MinuteLength, angle);
 
-    minute_point_trace[0] = coordinate_relocate(5, angle);
+    minute_point_trace[0] = CoordinateRelocate(5, angle);
-    minute_point_trace[1] = coordinate_relocate(31, angle);
+    minute_point_trace[1] = CoordinateRelocate(31, angle);
 
     lv_line_set_points(minute_body, minute_point, 2);
     lv_line_set_points(minute_body_trace, minute_point_trace, 2);
@@ -156,11 +153,11 @@ void WatchFaceAnalog::UpdateClock() {
     sMinute = minute;
     auto const angle = (hour * 30 + minute / 2);
 
-    hour_point[0] = coordinate_relocate(30, angle);
+    hour_point[0] = CoordinateRelocate(30, angle);
-    hour_point[1] = coordinate_relocate(HOUR_LENGTH, angle);
+    hour_point[1] = CoordinateRelocate(HourLength, angle);
 
-    hour_point_trace[0] = coordinate_relocate(5, angle);
+    hour_point_trace[0] = CoordinateRelocate(5, angle);
-    hour_point_trace[1] = coordinate_relocate(31, angle);
+    hour_point_trace[1] = CoordinateRelocate(31, angle);
 
     lv_line_set_points(hour_body, hour_point, 2);
     lv_line_set_points(hour_body_trace, hour_point_trace, 2);
@@ -170,8 +167,8 @@ void WatchFaceAnalog::UpdateClock() {
     sSecond = second;
     auto const angle = second * 6;
 
-    second_point[0] = coordinate_relocate(-20, angle);
+    second_point[0] = CoordinateRelocate(-20, angle);
-    second_point[1] = coordinate_relocate(SECOND_LENGTH, angle);
+    second_point[1] = CoordinateRelocate(SecondLength, angle);
     lv_line_set_points(second_body, second_point, 2);
   }
 }
@@ -186,16 +183,12 @@ bool WatchFaceAnalog::Refresh() {
   notificationState = notificationManager.AreNewNotificationsAvailable();
 
   if (notificationState.IsUpdated()) {
-    if (notificationState.Get() == true)
+    lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(notificationState.Get()));
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(true));
-    else
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(false));
   }
 
   currentDateTime = dateTimeController.CurrentDateTime();
 
   if (currentDateTime.IsUpdated()) {
-
     month = dateTimeController.Month();
     day = dateTimeController.Day();
     dayOfWeek = dateTimeController.DayOfWeek();
@@ -203,7 +196,6 @@ bool WatchFaceAnalog::Refresh() {
     UpdateClock();
 
     if ((month != currentMonth) || (dayOfWeek != currentDayOfWeek) || (day != currentDay)) {
-
       lv_label_set_text_fmt(label_date_day, "%s\n%02i", dateTimeController.DayOfWeekShortToString(), day);
 
       currentMonth = month;

src/displayapp/screens/WatchFaceAnalog.h

@@ -58,14 +58,12 @@ namespace Pinetime {
         lv_obj_t* minute_body_trace;
         lv_obj_t* second_body;
 
-        // ##
         lv_point_t hour_point[2];
         lv_point_t hour_point_trace[2];
         lv_point_t minute_point[2];
         lv_point_t minute_point_trace[2];
         lv_point_t second_point[2];
 
-        // ##
         lv_style_t hour_line_style;
         lv_style_t hour_line_style_trace;
         lv_style_t minute_line_style;

src/displayapp/screens/WatchFaceDigital.cpp

@@ -12,9 +12,6 @@
 #include "components/ble/NotificationManager.h"
 #include "components/heartrate/HeartRateController.h"
 #include "components/motion/MotionController.h"
-#include "components/settings/Settings.h"
-#include "../DisplayApp.h"
-
 using namespace Pinetime::Applications::Screens;
 
 WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
@@ -36,12 +33,6 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
     motionController {motionController} {
   settingsController.SetClockFace(0);
 
-  displayedChar[0] = 0;
-  displayedChar[1] = 0;
-  displayedChar[2] = 0;
-  displayedChar[3] = 0;
-  displayedChar[4] = 0;
-
   batteryIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_label_set_text(batteryIcon, Symbols::batteryFull);
   lv_obj_align(batteryIcon, lv_scr_act(), LV_ALIGN_IN_TOP_RIGHT, -5, 2);
@@ -56,7 +47,7 @@ WatchFaceDigital::WatchFaceDigital(DisplayApp* app,
   lv_label_set_text(bleIcon, Symbols::bluetooth);
   lv_obj_align(bleIcon, batteryPlug, LV_ALIGN_OUT_LEFT_MID, -5, 0);
 
-  notificationIcon = lv_label_create(lv_scr_act(), NULL);
+  notificationIcon = lv_label_create(lv_scr_act(), nullptr);
   lv_obj_set_style_local_text_color(notificationIcon, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, lv_color_hex(0x00FF00));
   lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(false));
   lv_obj_align(notificationIcon, nullptr, LV_ALIGN_IN_TOP_LEFT, 10, 0);
@@ -111,17 +102,13 @@ bool WatchFaceDigital::Refresh() {
   if (batteryPercentRemaining.IsUpdated()) {
     auto batteryPercent = batteryPercentRemaining.Get();
     lv_label_set_text(batteryIcon, BatteryIcon::GetBatteryIcon(batteryPercent));
-    auto isCharging = batteryController.IsCharging() || batteryController.IsPowerPresent();
+    auto isCharging = batteryController.IsCharging() or batteryController.IsPowerPresent();
     lv_label_set_text(batteryPlug, BatteryIcon::GetPlugIcon(isCharging));
   }
 
   bleState = bleController.IsConnected();
   if (bleState.IsUpdated()) {
-    if (bleState.Get() == true) {
+    lv_label_set_text(bleIcon, BleIcon::GetIcon(bleState.Get()));
-      lv_label_set_text(bleIcon, BleIcon::GetIcon(true));
-    } else {
-      lv_label_set_text(bleIcon, BleIcon::GetIcon(false));
-    }
   }
   lv_obj_align(batteryIcon, lv_scr_act(), LV_ALIGN_IN_TOP_RIGHT, -5, 5);
   lv_obj_align(batteryPlug, batteryIcon, LV_ALIGN_OUT_LEFT_MID, -5, 0);
@@ -129,10 +116,7 @@ bool WatchFaceDigital::Refresh() {
 
   notificationState = notificatioManager.AreNewNotificationsAvailable();
   if (notificationState.IsUpdated()) {
-    if (notificationState.Get() == true)
+    lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(notificationState.Get()));
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(true));
-    else
-      lv_label_set_text(notificationIcon, NotificationIcon::GetIcon(false));
   }
 
   currentDateTime = dateTimeController.CurrentDateTime();
@@ -144,9 +128,9 @@ bool WatchFaceDigital::Refresh() {
     auto time = date::make_time(newDateTime - dp);
     auto yearMonthDay = date::year_month_day(dp);
 
-    auto year = (int) yearMonthDay.year();
+    auto year = static_cast<int>(yearMonthDay.year());
-    auto month = static_cast<Pinetime::Controllers::DateTime::Months>((unsigned) yearMonthDay.month());
+    auto month = static_cast<Pinetime::Controllers::DateTime::Months>(static_cast<unsigned>(yearMonthDay.month()));
-    auto day = (unsigned) yearMonthDay.day();
+    auto day = static_cast<unsigned>(yearMonthDay.day());
     auto dayOfWeek = static_cast<Pinetime::Controllers::DateTime::Days>(date::weekday(yearMonthDay).iso_encoding());
 
     int hour = time.hours().count();
@@ -175,15 +159,13 @@ bool WatchFaceDigital::Refresh() {
       sprintf(hoursChar, "%02d", hour);
     }
 
-    if (hoursChar[0] != displayedChar[0] || hoursChar[1] != displayedChar[1] || minutesChar[0] != displayedChar[2] ||
+    if ((hoursChar[0] != displayedChar[0]) or (hoursChar[1] != displayedChar[1]) or (minutesChar[0] != displayedChar[2]) or
-        minutesChar[1] != displayedChar[3]) {
+        (minutesChar[1] != displayedChar[3])) {
       displayedChar[0] = hoursChar[0];
       displayedChar[1] = hoursChar[1];
       displayedChar[2] = minutesChar[0];
       displayedChar[3] = minutesChar[1];
 
-      char timeStr[6];
-
       if (settingsController.GetClockType() == Controllers::Settings::ClockType::H12) {
         lv_label_set_text(label_time_ampm, ampmChar);
         if (hoursChar[0] == '0') {
@@ -191,8 +173,7 @@ bool WatchFaceDigital::Refresh() {
         }
       }
 
-      sprintf(timeStr, "%c%c:%c%c", hoursChar[0], hoursChar[1], minutesChar[0], minutesChar[1]);
+      lv_label_set_text_fmt(label_time, "%s:%s", hoursChar, minutesChar);
-      lv_label_set_text(label_time, timeStr);
 
       if (settingsController.GetClockType() == Controllers::Settings::ClockType::H12) {
         lv_obj_align(label_time, lv_scr_act(), LV_ALIGN_IN_RIGHT_MID, 0, 0);
@@ -202,13 +183,11 @@ bool WatchFaceDigital::Refresh() {
     }
 
     if ((year != currentYear) || (month != currentMonth) || (dayOfWeek != currentDayOfWeek) || (day != currentDay)) {
-      char dateStr[22];
       if (settingsController.GetClockType() == Controllers::Settings::ClockType::H24) {
-        sprintf(dateStr, "%s %d %s %d", dateTimeController.DayOfWeekShortToString(), day, dateTimeController.MonthShortToString(), year);
+        lv_label_set_text_fmt(label_date, "%s %d %s %d", dateTimeController.DayOfWeekShortToString(), day, dateTimeController.MonthShortToString(), year);
       } else {
-        sprintf(dateStr, "%s %s %d %d", dateTimeController.DayOfWeekShortToString(), dateTimeController.MonthShortToString(), day, year);
+        lv_label_set_text_fmt(label_date, "%s %s %d %d", dateTimeController.DayOfWeekShortToString(), dateTimeController.MonthShortToString(), day, year);
       }
-      lv_label_set_text(label_date, dateStr);
       lv_obj_align(label_date, lv_scr_act(), LV_ALIGN_CENTER, 0, 60);
 
       currentYear = year;

src/displayapp/screens/WatchFaceDigital.h

@@ -35,10 +35,8 @@ namespace Pinetime {
 
         bool Refresh() override;
 
-        void OnObjectEvent(lv_obj_t* pObj, lv_event_t i);
-
       private:
-        char displayedChar[5];
+        char displayedChar[5] {};
 
         uint16_t currentYear = 1970;
         Pinetime::Controllers::DateTime::Months currentMonth = Pinetime::Controllers::DateTime::Months::Unknown;
@@ -63,7 +61,6 @@ namespace Pinetime {
         lv_obj_t* batteryPlug;
         lv_obj_t* heartbeatIcon;
         lv_obj_t* heartbeatValue;
-        lv_obj_t* heartbeatBpm;
         lv_obj_t* stepIcon;
         lv_obj_t* stepValue;
         lv_obj_t* notificationIcon;

src/main.cpp

@@ -5,6 +5,7 @@
 #include <libraries/gpiote/app_gpiote.h>
 #include <libraries/timer/app_timer.h>
 #include <softdevice/common/nrf_sdh.h>
+#include <nrf_delay.h>
 
 // nimble
 #define min // workaround: nimble's min/max macros conflict with libstdc++
@@ -305,6 +306,20 @@ int main(void) {
 
   nrf_drv_clock_init();
 
+  // Unblock i2c?
+  nrf_gpio_cfg(pinTwiScl,
+               NRF_GPIO_PIN_DIR_OUTPUT,
+               NRF_GPIO_PIN_INPUT_DISCONNECT,
+               NRF_GPIO_PIN_NOPULL,
+               NRF_GPIO_PIN_S0D1,
+               NRF_GPIO_PIN_NOSENSE);
+  nrf_gpio_pin_set(pinTwiScl);
+  for (uint8_t i = 0; i < 16; i++) {
+    nrf_gpio_pin_toggle(pinTwiScl);
+    nrf_delay_us(5);
+  }
+  nrf_gpio_cfg_default(pinTwiScl);
+
   debounceTimer = xTimerCreate("debounceTimer", 200, pdFALSE, (void*) 0, DebounceTimerCallback);
   debounceChargeTimer = xTimerCreate("debounceTimerCharge", 200, pdFALSE, (void*) 0, DebounceTimerChargeCallback);