1 files changed, 92 insertions, 0 deletions
diff --git a/src/displayapp/screens/Brightness.cpp b/src/displayapp/screens/Brightness.cpp
new file mode 100644
index 00000000..9e3416c0
--- /dev/null
+++ b/src/displayapp/screens/Brightness.cpp
@@ -0,0 +1,92 @@
+#include <libs/lvgl/lvgl.h>
+#include "Brightness.h"
+
+using namespace Pinetime::Applications::Screens;
+
+void slider_event_cb(lv_obj_t * slider, lv_event_t event) {
+  if(event == LV_EVENT_VALUE_CHANGED) {
+    auto* brightnessSlider = static_cast<Brightness*>(slider->user_data);
+    brightnessSlider->OnValueChanged();
+  }
+}
+
+Brightness::Brightness(Pinetime::Applications::DisplayApp *app, Controllers::BrightnessController& brightness) : Screen(app), brightness{brightness} {
+  slider = lv_slider_create(lv_scr_act(), NULL);
+  lv_obj_set_user_data(slider, this);
+  lv_obj_set_width(slider, LV_DPI * 2);
+  lv_obj_align(slider, NULL, LV_ALIGN_CENTER, 0, 0);
+  lv_obj_set_event_cb(slider, slider_event_cb);
+  lv_slider_set_range(slider, 0, 2);
+  lv_slider_set_value(slider, LevelToInt(brightness.Level()), LV_ANIM_OFF);
+
+  slider_label = lv_label_create(lv_scr_act(), NULL);
+  lv_label_set_text(slider_label, LevelToString(brightness.Level()));
+  lv_obj_set_auto_realign(slider_label, true);
+  lv_obj_align(slider_label, slider, LV_ALIGN_OUT_BOTTOM_MID, 0, 10);
+}
+
+Brightness::~Brightness() {
+  lv_obj_clean(lv_scr_act());
+}
+
+bool Brightness::Refresh() {
+  return running;
+}
+
+bool Brightness::OnButtonPushed() {
+  running = false;
+  return true;
+}
+
+const char *Brightness::LevelToString(Pinetime::Controllers::BrightnessController::Levels level) {
+  switch(level) {
+    case Pinetime::Controllers::BrightnessController::Levels::Off: return "Off";
+    case Pinetime::Controllers::BrightnessController::Levels::Low: return "Low";
+    case Pinetime::Controllers::BrightnessController::Levels::Medium: return "Medium";
+    case Pinetime::Controllers::BrightnessController::Levels::High: return "High";
+    default : return "???";
+  }
+}
+
+void Brightness::OnValueChanged() {
+  SetValue(lv_slider_get_value(slider));
+}
+
+void Brightness::SetValue(uint8_t value) {
+  switch(value) {
+    case 0: brightness.Set(Controllers::BrightnessController::Levels::Low); break;
+    case 1: brightness.Set(Controllers::BrightnessController::Levels::Medium); break;
+    case 2: brightness.Set(Controllers::BrightnessController::Levels::High); break;
+  }
+  lv_label_set_text(slider_label, LevelToString(brightness.Level()));
+}
+
+uint8_t Brightness::LevelToInt(Pinetime::Controllers::BrightnessController::Levels level) {
+  switch(level) {
+    case Pinetime::Controllers::BrightnessController::Levels::Off: return 0;
+    case Pinetime::Controllers::BrightnessController::Levels::Low: return 0;
+    case Pinetime::Controllers::BrightnessController::Levels::Medium: return 1;
+    case Pinetime::Controllers::BrightnessController::Levels::High: return 2;
+    default : return 0;
+  }
+}
+
+bool Brightness::OnTouchEvent(Pinetime::Applications::TouchEvents event) {
+  switch(event) {
+    case TouchEvents::SwipeLeft:
+      brightness.Lower();
+      SetValue();
+      return true;
+    case TouchEvents::SwipeRight:
+      brightness.Higher();
+      SetValue();
+      return true;
+    default:
+      return false;
+  }
+}
+
+void Brightness::SetValue() {
+  lv_slider_set_value(slider, LevelToInt(brightness.Level()), LV_ANIM_OFF);
+  lv_label_set_text(slider_label, LevelToString(brightness.Level()));
+}