1 files changed, 115 insertions, 0 deletions
diff --git a/src/displayapp/screens/HeartRate.cpp b/src/displayapp/screens/HeartRate.cpp
new file mode 100644
index 00000000..d55ed019
--- /dev/null
+++ b/src/displayapp/screens/HeartRate.cpp
@@ -0,0 +1,115 @@
+#include <libs/lvgl/lvgl.h>
+#include "HeartRate.h"
+#include <components/heartrate/HeartRateController.h>
+
+#include "../DisplayApp.h"
+
+using namespace Pinetime::Applications::Screens;
+extern lv_font_t jetbrains_mono_extrabold_compressed;
+extern lv_font_t jetbrains_mono_bold_20;
+
+namespace {
+  const char *ToString(Pinetime::Controllers::HeartRateController::States s) {
+    switch (s) {
+      case Pinetime::Controllers::HeartRateController::States::NotEnoughData:
+        return "Not enough data,\nplease wait...";
+      case Pinetime::Controllers::HeartRateController::States::NoTouch:
+        return "No touch detected";
+      case Pinetime::Controllers::HeartRateController::States::Running:
+        return "Measuring...";
+      case Pinetime::Controllers::HeartRateController::States::Stopped:
+        return "Stopped";
+    }
+    return "";
+  }
+
+  static void btnStartStopEventHandler(lv_obj_t *obj, lv_event_t event) {
+    HeartRate *screen = static_cast<HeartRate *>(obj->user_data);
+    screen->OnStartStopEvent(event);
+  }
+}
+
+HeartRate::HeartRate(Pinetime::Applications::DisplayApp *app, Controllers::HeartRateController& heartRateController) : Screen(app), heartRateController{heartRateController} {
+  label_bpm = lv_label_create(lv_scr_act(), NULL);
+
+  labelStyle = const_cast<lv_style_t *>(lv_label_get_style(label_bpm, LV_LABEL_STYLE_MAIN));
+  labelStyle->text.font = &jetbrains_mono_bold_20;
+
+  lv_style_copy(&labelBigStyle, labelStyle);
+  labelBigStyle.text.font = &jetbrains_mono_extrabold_compressed;
+
+  lv_label_set_style(label_bpm, LV_LABEL_STYLE_MAIN, labelStyle);
+
+  label_hr = lv_label_create(lv_scr_act(), NULL);
+  lv_label_set_style(label_hr, LV_LABEL_STYLE_MAIN, &labelBigStyle);
+  lv_obj_align(label_hr, lv_scr_act(), LV_ALIGN_CENTER, -70, -40);
+  lv_label_set_text(label_hr, "000");
+
+  lv_label_set_text(label_bpm, "Heart rate BPM");
+  lv_obj_align(label_bpm, label_hr, LV_ALIGN_OUT_TOP_MID, 0, -20);
+
+
+  label_status = lv_label_create(lv_scr_act(), NULL);
+  lv_label_set_text(label_status, ToString(Pinetime::Controllers::HeartRateController::States::NotEnoughData));
+  lv_label_set_style(label_status, LV_LABEL_STYLE_MAIN, labelStyle);
+  lv_obj_align(label_status, label_hr, LV_ALIGN_OUT_BOTTOM_MID, 0, 10);
+
+  btn_startStop = lv_btn_create(lv_scr_act(), NULL);
+  btn_startStop->user_data = this;
+  lv_obj_set_height(btn_startStop, 50);
+  lv_obj_set_event_cb(btn_startStop, btnStartStopEventHandler);
+  lv_obj_align(btn_startStop, nullptr, LV_ALIGN_IN_BOTTOM_MID, 0, 0);
+
+  label_startStop = lv_label_create(btn_startStop, nullptr);
+  UpdateStartStopButton(heartRateController.State() != Controllers::HeartRateController::States::Stopped);
+}
+
+HeartRate::~HeartRate() {
+  lv_obj_clean(lv_scr_act());
+}
+
+bool HeartRate::Refresh() {
+  char hr[4];
+
+  auto state = heartRateController.State();
+  switch(state) {
+    case Controllers::HeartRateController::States::NoTouch:
+    case Controllers::HeartRateController::States::NotEnoughData:
+    case Controllers::HeartRateController::States::Stopped:
+      lv_label_set_text(label_hr, "000");
+      break;
+    default:
+      sprintf(hr, "%03d", heartRateController.HeartRate());
+      lv_label_set_text(label_hr, hr);
+  }
+
+  lv_label_set_text(label_status, ToString(state));
+  lv_obj_align(label_status, label_hr, LV_ALIGN_OUT_BOTTOM_MID, 0, 10);
+
+  return running;
+}
+
+bool HeartRate::OnButtonPushed() {
+  running = false;
+  return true;
+}
+
+void HeartRate::OnStartStopEvent(lv_event_t event) {
+  if (event == LV_EVENT_CLICKED) {
+    if(heartRateController.State() == Controllers::HeartRateController::States::Stopped) {
+      heartRateController.Start();
+      UpdateStartStopButton(heartRateController.State() != Controllers::HeartRateController::States::Stopped);
+    }
+    else {
+      heartRateController.Stop();
+      UpdateStartStopButton(heartRateController.State() != Controllers::HeartRateController::States::Stopped);
+    }
+  }
+}
+
+void HeartRate::UpdateStartStopButton(bool isRunning) {
+  if(isRunning)
+    lv_label_set_text(label_startStop, "Stop");
+  else
+    lv_label_set_text(label_startStop, "Start");
+}