app_level.h

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#ifndef APP_LEVEL_H__
#define APP_LEVEL_H__

#include <stdint.h>

#include "generic_level_server.h"
#include "app_timer.h"
#include "app_transition.h"

#define APP_LEVEL_SERVER_DEF(_name, _force_segmented, _mic_size, _p_dtt, _set_cb, _get_cb, _transition_cb) \
 APP_TIMER_DEF(_name ## _timer); \
 static app_level_server_t _name = \
 { \
 .server.settings.force_segmented = _force_segmented, \
 .server.settings.transmic_size = _mic_size, \
 .state.transition.timer.p_timer_id = &_name ## _timer, \
 .p_dtt_ms = _p_dtt, \
 .level_set_cb = _set_cb, \
 .level_get_cb = _get_cb, \
 .level_transition_cb = _transition_cb \
 };

typedef struct
{
 int32_t required_delta;
 int16_t initial_present_level;
} set_transition_t;

typedef struct
{
 int16_t required_move;
 int16_t initial_present_level;
} move_transition_t;

typedef struct
{
 int16_t present_level;
 int16_t target_level;

 int32_t delta;
 int16_t initial_present_level;

 int16_t init_present_snapshot;
 int16_t target_snapshot;

 app_transition_t transition;
} app_level_state_t;

/* Forward declaration */
typedef struct __app_level_server_t app_level_server_t;

typedef void (*app_level_set_cb_t)(const app_level_server_t * p_app, int16_t present_level);

typedef void (*app_level_get_cb_t)(const app_level_server_t * p_app, int16_t * p_present_level);

typedef void (*app_level_transition_cb_t)(const app_level_server_t * p_app,
 uint32_t transition_time_ms,
 uint16_t target_level,
 app_transition_type_t transition_type);

struct __app_level_server_t
{
 generic_level_server_t server;
 app_level_set_cb_t level_set_cb;
 app_level_get_cb_t level_get_cb;
 app_level_transition_cb_t level_transition_cb;

 const uint32_t * p_dtt_ms;
 app_level_state_t state;
};

uint32_t app_level_current_value_publish(app_level_server_t * p_app);

uint32_t app_level_init(app_level_server_t * p_app, uint8_t element_index);

#endif /* APP_LEVEL_H__ */