movement: add experimental accelerometer data logging face

1 files changed, 37 insertions, 0 deletions

diff --git a/movement/watch_faces/demos/lis2dh_logging_face.h b/movement/watch_faces/demos/lis2dh_logging_face.h
new file mode 100644
index 00000000..d8ab0e24
--- /dev/null
+++ b/movement/watch_faces/demos/lis2dh_logging_face.h
@@ -0,0 +1,37 @@
+#ifndef LIS2DH_LOGGING_FACE_H_
+#define LIS2DH_LOGGING_FACE_H_
+
+#include "movement.h"
+#include "watch.h"
+
+#define LIS2DH_LOGGING_NUM_DATA_POINTS (24)
+
+typedef struct {
+    watch_date_time timestamp;
+    uint32_t interrupts;
+} lis2dh_logger_data_point_t;
+
+typedef struct {
+    uint8_t display_index;  // the index we are displaying on screen
+    uint8_t log_ticks;      // when the user taps the ALARM button, we enter log mode
+    int32_t data_points;    // the absolute number of data points logged
+    uint8_t interrupts[3];  // the number of interrupts we have logged in each of the last 3 minutes
+    uint32_t interrupts_this_hour;  // the number of interrupts we have logged in the last hour
+    lis2dh_logger_data_point_t data[LIS2DH_LOGGING_NUM_DATA_POINTS];
+} lis2dh_logger_state_t;
+
+void lis2dh_logging_face_setup(movement_settings_t *settings, void ** context_ptr);
+void lis2dh_logging_face_activate(movement_settings_t *settings, void *context);
+bool lis2dh_logging_face_loop(movement_event_t event, movement_settings_t *settings, void *context);
+void lis2dh_logging_face_resign(movement_settings_t *settings, void *context);
+bool lis2dh_logging_face_wants_background_task(movement_settings_t *settings, void *context);
+
+static const watch_face_t lis2dh_logging_face = {
+    lis2dh_logging_face_setup,
+    lis2dh_logging_face_activate,
+    lis2dh_logging_face_loop,
+    lis2dh_logging_face_resign,
+    lis2dh_logging_face_wants_background_task
+};
+
+#endif // LIS2DH_LOGGING_FACE_H_