Add MotionService : expose step count and RAW X/Y/Z values to the host.

1 files changed, 39 insertions, 0 deletions

diff --git a/src/components/ble/MotionService.h b/src/components/ble/MotionService.h
new file mode 100644
index 0000000..75ad518
--- /dev/null
+++ b/src/components/ble/MotionService.h
@@ -0,0 +1,39 @@
+#pragma once
+#define min // workaround: nimble's min/max macros conflict with libstdc++
+#define max
+#include <host/ble_gap.h>
+#include <atomic>
+#undef max
+#undef min
+
+namespace Pinetime {
+  namespace System {
+    class SystemTask;
+  }
+  namespace Controllers {
+    class MotionController;
+    class MotionService {
+    public:
+      MotionService(Pinetime::System::SystemTask& system, Controllers::MotionController& motionController);
+      void Init();
+      int OnStepCountRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt* context);
+      void OnNewStepCountValue(uint8_t stepCount);
+      void OnNewMotionValues(int16_t x, int16_t y, int16_t z);
+
+      void SubscribeNotification(uint16_t connectionHandle, uint16_t attributeHandle);
+      void UnsubscribeNotification(uint16_t connectionHandle, uint16_t attributeHandle);
+
+    private:
+      Pinetime::System::SystemTask& system;
+      Controllers::MotionController& motionController;
+
+      struct ble_gatt_chr_def characteristicDefinition[3];
+      struct ble_gatt_svc_def serviceDefinition[2];
+
+      uint16_t stepCountHandle;
+      uint16_t motionValuesHandle;
+      std::atomic_bool stepCountNoficationEnabled {false};
+      std::atomic_bool motionValuesNoficationEnabled {false};
+    };
+  }
+}