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// SPDX-License-Identifier: GPL-2.0
/*
* statistics.h
*
* core logic functions called from statistics UI
* common types and variables
*/
#ifndef STATISTICS_H
#define STATISTICS_H
#include "core/units.h"
#include "core/dive.h" // For MAX_CYLINDERS
#define STATS_MAX_DEPTH 300 /* Max depth for stats bucket is 300m */
#define STATS_DEPTH_BUCKET 10 /* Size of buckets for depth range */
#define STATS_MAX_TEMP 40 /* Max temp for stats bucket is 40C */
#define STATS_TEMP_BUCKET 5 /* Size of buckets for temp range */
typedef struct
{
int period;
duration_t total_time;
/* total time of dives with non-zero average depth */
duration_t total_average_depth_time;
/* avg_time is simply total_time / nr -- let's not keep this */
duration_t shortest_time;
duration_t longest_time;
depth_t max_depth;
depth_t min_depth;
depth_t avg_depth;
depth_t combined_max_depth;
volume_t max_sac;
volume_t min_sac;
volume_t avg_sac;
temperature_t max_temp;
temperature_t min_temp;
temperature_sum_t combined_temp;
unsigned int combined_count;
unsigned int selection_size;
duration_t total_sac_time;
bool is_year;
bool is_trip;
char *location;
} stats_t;
struct stats_summary {
stats_t *stats_yearly;
stats_t *stats_monthly;
stats_t *stats_by_trip;
stats_t *stats_by_type;
stats_t *stats_by_depth;
stats_t *stats_by_temp;
};
#ifdef __cplusplus
extern "C" {
#endif
extern char *get_minutes(int seconds);
extern void init_stats_summary(struct stats_summary *stats);
extern void free_stats_summary(struct stats_summary *stats);
extern void calculate_stats_summary(struct stats_summary *stats, bool selected_only);
extern void calculate_stats_selected(stats_t *stats_selection);
extern void get_gas_used(struct dive *dive, volume_t gases[MAX_CYLINDERS]);
extern void selected_dives_gas_parts(volume_t *o2_tot, volume_t *he_tot);
#ifdef __cplusplus
}
#endif
/*
* For C++ code, provide a convenience version of stats_summary
* that initializes the structure on construction and frees
* resources when it goes out of scope. Apart from that, it
* can be used as a stats_summary replacement.
*/
#ifdef __cplusplus
struct stats_summary_auto_free : public stats_summary {
stats_summary_auto_free();
~stats_summary_auto_free();
};
inline stats_summary_auto_free::stats_summary_auto_free()
{
init_stats_summary(this);
}
inline stats_summary_auto_free::~stats_summary_auto_free()
{
free_stats_summary(this);
}
#endif
#endif // STATISTICS_H
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