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#include "displayapp/screens/Brightness.h"
#include <lvgl/lvgl.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(), nullptr);
lv_obj_set_user_data(slider, this);
lv_obj_set_width(slider, LV_DPI * 2);
lv_obj_align(slider, nullptr, 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(), nullptr);
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, 30);
}
Brightness::~Brightness() {
lv_obj_clean(lv_scr_act());
}
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();
if (brightness.Level() == Pinetime::Controllers::BrightnessController::Levels::Off) {
brightness.Set(Controllers::BrightnessController::Levels::Low);
}
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()));
}
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