#ifndef DIVE_H
#define DIVE_H
+#include <stdlib.h>
+#include <time.h>
+
+#include <glib.h>
+
/*
* Some silly typedefs to make our units very explicit.
*
*
* We also strive to make '0' a meaningless number saying "not
* initialized", since many values are things that may not have
- * been reported (eg tank pressure or temperature from dive
+ * been reported (eg cylinder pressure or temperature from dive
* computers that don't support them). But sometimes -1 is an even
* more explicit way of saying "not there".
*
* temperatures. Doing temperatures in celsius or fahrenheit would
* make for loss of precision when converting from one to the other,
* and using millikelvin is SI-like but also means that a temperature
- * of '0' is clearly just a missing temperature or tank pressure.
+ * of '0' is clearly just a missing temperature or cylinder pressure.
*
* Also strive to use units that can not possibly be mistaken for a
* valid value in a "normal" system without conversion. If the max
int grams;
} weight_t;
-typedef struct {
+struct gasmix {
fraction_t o2;
fraction_t he;
-} gasmix_t;
+};
typedef struct {
volume_t size;
- pressure_t pressure;
-} tank_type_t;
+ pressure_t workingpressure;
+ const char *description; /* "LP85", "AL72", "AL80", "HP100+" or whatever */
+} cylinder_type_t;
+
+typedef struct {
+ cylinder_type_t type;
+ struct gasmix gasmix;
+ pressure_t start, end;
+} cylinder_t;
+
+extern int get_pressure_units(unsigned int mb, const char **units);
+extern double get_depth_units(unsigned int mm, int *frac, const char **units);
+extern double get_volume_units(unsigned int mm, int *frac, const char **units);
+extern double get_temp_units(unsigned int mm, const char **units);
+
+static inline double ml_to_cuft(int ml)
+{
+ return ml / 28316.8466;
+}
+
+static inline double cuft_to_l(double cuft)
+{
+ return cuft * 28.3168466;
+}
+
+static inline double mm_to_feet(int mm)
+{
+ return mm * 0.00328084;
+}
static inline int to_feet(depth_t depth)
{
- return depth.mm * 0.00328084 + 0.5;
+ return mm_to_feet(depth.mm) + 0.5;
+}
+
+static double mkelvin_to_C(int mkelvin)
+{
+ return (mkelvin - 273150) / 1000.0;
+}
+
+static double mkelvin_to_F(int mkelvin)
+{
+ return mkelvin * 9 / 5000.0 - 459.670;
}
static inline int to_C(temperature_t temp)
{
if (!temp.mkelvin)
return 0;
- return (temp.mkelvin - 273150) / 1000;
+ return mkelvin_to_C(temp.mkelvin) + 0.5;
+}
+
+static inline int to_F(temperature_t temp)
+{
+ if (!temp.mkelvin)
+ return 0;
+ return mkelvin_to_F(temp.mkelvin) + 0.5;
}
+static inline int to_K(temperature_t temp)
+{
+ if (!temp.mkelvin)
+ return 0;
+ return (temp.mkelvin + 499)/1000;
+}
+
+static inline double psi_to_bar(double psi)
+{
+ return psi / 14.5037738;
+}
static inline int to_PSI(pressure_t pressure)
{
return pressure.mbar * 0.0145037738 + 0.5;
}
+static inline double bar_to_atm(double bar)
+{
+ return bar / 1.01325;
+}
+
+static inline double to_ATM(pressure_t pressure)
+{
+ return pressure.mbar / 1013.25;
+}
+
+static inline int mbar_to_PSI(int mbar)
+{
+ pressure_t p = {mbar};
+ return to_PSI(p);
+}
+
struct sample {
duration_t time;
depth_t depth;
temperature_t temperature;
- pressure_t tankpressure;
- int tankindex;
+ pressure_t cylinderpressure;
+ int cylinderindex;
+};
+
+/*
+ * Events are currently pretty meaningless. This is
+ * just based on the random data that libdivecomputer
+ * gives us. I'm not sure what a real "architected"
+ * event model would actually look like, but right
+ * now you can associate a list of events with a dive,
+ * and we'll do something about it.
+ */
+struct event {
+ struct event *next;
+ duration_t time;
+ int type, flags, value;
+ char name[];
};
-#define MAX_MIXES (4)
+#define MAX_CYLINDERS (8)
struct dive {
- const char *name;
+ int number;
time_t when;
+ char *location;
+ char *notes;
+ char *divemaster, *buddy;
+ double latitude, longitude;
depth_t maxdepth, meandepth;
duration_t duration, surfacetime;
depth_t visibility;
temperature_t airtemp, watertemp;
- pressure_t beginning_pressure, end_pressure;
- gasmix_t gasmix[MAX_MIXES];
- int samples;
+ cylinder_t cylinder[MAX_CYLINDERS];
+ int sac, otu;
+ struct event *events;
+ int samples, alloc_samples;
struct sample sample[];
};
+/*
+ * We keep our internal data in well-specified units, but
+ * the input and output may come in some random format. This
+ * keeps track of those units.
+ */
+/* turns out in Win32 PASCAL is defined as a calling convention */
+#ifdef WIN32
+#undef PASCAL
+#endif
+struct units {
+ enum { METERS, FEET } length;
+ enum { LITER, CUFT } volume;
+ enum { BAR, PSI, PASCAL } pressure;
+ enum { CELSIUS, FAHRENHEIT, KELVIN } temperature;
+ enum { KG, LBS } weight;
+};
+
+extern const struct units SI_units, IMPERIAL_units;
+extern struct units input_units, output_units;
+
extern int verbose;
struct dive_table {
- int nr, allocated;
+ int nr, allocated, preexisting;
struct dive **dives;
};
extern struct dive_table dive_table;
+extern int selected_dive;
+#define current_dive (get_dive(selected_dive))
+
static inline struct dive *get_dive(unsigned int nr)
{
if (nr >= dive_table.nr)
}
extern void parse_xml_init(void);
-extern void parse_xml_file(const char *filename);
+extern void parse_xml_file(const char *filename, GError **error);
+extern void set_filename(const char *filename);
+
+extern void show_dive_info(struct dive *);
+extern void flush_dive_info_changes(struct dive *);
+
+extern void show_dive_equipment(struct dive *);
+extern void flush_dive_equipment_changes(struct dive *);
+
+extern void update_dive(struct dive *new_dive);
+extern void save_dives(const char *filename);
+
+static inline unsigned int dive_size(int samples)
+{
+ return sizeof(struct dive) + samples*sizeof(struct sample);
+}
+
+extern time_t utc_mktime(struct tm *tm);
+
+extern struct dive *alloc_dive(void);
+extern void record_dive(struct dive *dive);
+
+extern struct sample *prepare_sample(struct dive **divep);
+extern void finish_sample(struct dive *dive, struct sample *sample);
+
+extern void report_dives(gboolean imported);
+extern struct dive *fixup_dive(struct dive *dive);
+extern struct dive *try_to_merge(struct dive *a, struct dive *b);
+
+extern void renumber_dives(int nr);
+
+extern void add_event(struct dive *dive, int time, int type, int flags, int value, const char *name);
+
+/* UI related protopypes */
+
+extern void init_ui(int argc, char **argv);
+
+extern void run_ui(void);
+
+extern void report_error(GError* error);
+
+extern void add_cylinder_description(cylinder_type_t *);
+extern void add_people(const char *string);
+extern void add_location(const char *string);
+extern void remember_event(const char *eventname);
+extern void evn_foreach(void (*callback)(const char *, int *, void *), void *data);
+
+extern void dive_list_update_dives(void);
+extern void flush_divelist(struct dive *dive);
+
+#define DIVE_ERROR_PARSE 1
+
+const char *weekday(int wday);
+const char *monthname(int mon);
+
+#define UTF8_DEGREE "\xc2\xb0"
+#define UTF8_SUBSCRIPT_2 "\xe2\x82\x82"
#endif /* DIVE_H */