From 04063cf0af29e09946bf3d1fa77ae91235cd8b84 Mon Sep 17 00:00:00 2001
From: Jean-François Milants <jf@codingfield.com>
Date: Sun, 17 Jan 2021 10:39:46 +0100
Subject: HR Sensor : Add start/stop button to the HeartRate app (the HR
 sensors stays ON when the app is closed), display the HR value on the Clock
 app.

---
 src/components/heartrate/HeartRateController.cpp | 4 ++--
 src/components/heartrate/HeartRateController.h   | 4 ++--
 src/components/heartrate/Ppg.cpp                 | 4 ++++
 src/components/heartrate/Ppg.h                   | 1 +
 4 files changed, 9 insertions(+), 4 deletions(-)

(limited to 'src/components')

diff --git a/src/components/heartrate/HeartRateController.cpp b/src/components/heartrate/HeartRateController.cpp
index 53b34e6c..62ce8aef 100644
--- a/src/components/heartrate/HeartRateController.cpp
+++ b/src/components/heartrate/HeartRateController.cpp
@@ -16,15 +16,15 @@ void HeartRateController::Update(HeartRateController::States newState, uint8_t h
 
 void HeartRateController::Start() {
   if(task != nullptr) {
+    state = States::NotEnoughData;
     task->PushMessage(Pinetime::Applications::HeartRateTask::Messages::StartMeasurement);
-    systemTask.PushMessage(System::SystemTask::Messages::HeartRateRunning);
   }
 }
 
 void HeartRateController::Stop() {
   if(task != nullptr) {
+    state = States::Stopped;
     task->PushMessage(Pinetime::Applications::HeartRateTask::Messages::StopMeasurement);
-    systemTask.PushMessage(System::SystemTask::Messages::HeartRateStopped);
   }
 }
 
diff --git a/src/components/heartrate/HeartRateController.h b/src/components/heartrate/HeartRateController.h
index b401f76a..bbb1b88b 100644
--- a/src/components/heartrate/HeartRateController.h
+++ b/src/components/heartrate/HeartRateController.h
@@ -12,7 +12,7 @@ namespace Pinetime {
   namespace Controllers {
     class HeartRateController {
     public:
-      enum class States { NotEnoughData, NoTouch, Running};
+      enum class States { Stopped, NotEnoughData, NoTouch, Running};
 
       explicit HeartRateController(System::SystemTask& systemTask);
 
@@ -27,7 +27,7 @@ namespace Pinetime {
     private:
       System::SystemTask& systemTask;
       Applications::HeartRateTask* task = nullptr;
-      States state = States::NotEnoughData;
+      States state = States::Stopped;
       uint8_t heartRate = 0;
     };
   }
diff --git a/src/components/heartrate/Ppg.cpp b/src/components/heartrate/Ppg.cpp
index c9a11030..27617c15 100644
--- a/src/components/heartrate/Ppg.cpp
+++ b/src/components/heartrate/Ppg.cpp
@@ -94,3 +94,7 @@ void Ppg::SetOffset(uint16_t offset) {
   this->offset = offset;
   dataIndex = 0;
 }
+
+void Ppg::Reset() {
+  dataIndex = 0;
+}
diff --git a/src/components/heartrate/Ppg.h b/src/components/heartrate/Ppg.h
index 846ade08..747ae019 100644
--- a/src/components/heartrate/Ppg.h
+++ b/src/components/heartrate/Ppg.h
@@ -14,6 +14,7 @@ namespace Pinetime {
       float HeartRate();
 
       void SetOffset(uint16_t i);
+      void Reset();
 
     private:
       std::array<int, 200> data;
-- 
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