Fix profile and average depth for freedives

[ext/subsurface.git] / dive.h

diff --git a/dive.h b/dive.h
index 8a867ad0dbe369cf94a754218dcb9aa817b341c9..dffe7532587ef28dd8e50e0e2543fb719549fa7f 100644 (file)
--- a/dive.h
+++ b/dive.h
@@ -92,8 +92,12 @@ typedef struct {
        const char *description;        /* "integrated", "belt", "ankle" */
 } weightsystem_t;
 
-extern int cylinder_none(void *_data);
-extern int weightsystem_none(void *_data);
+extern gboolean cylinder_none(void *_data);
+extern gboolean no_cylinders(cylinder_t *cyl);
+extern gboolean cylinders_equal(cylinder_t *cyl1, cylinder_t *cyl2);
+extern void copy_cylinders(cylinder_t *cyl1, cylinder_t *cyl2);
+extern gboolean no_weightsystems(weightsystem_t *ws);
+extern gboolean weightsystems_equal(weightsystem_t *ws1, weightsystem_t *ws2);
 
 extern int get_pressure_units(unsigned int mb, const char **units);
 extern double get_depth_units(unsigned int mm, int *frac, const char **units);
@@ -228,9 +232,16 @@ struct event {
 
 #define MAX_CYLINDERS (8)
 #define MAX_WEIGHTSYSTEMS (4)
+#define W_IDX_PRIMARY 0
+#define W_IDX_SECONDARY 1
+
+typedef enum { TF_NONE, NO_TRIP, IN_TRIP, NUM_TRIPFLAGS } tripflag_t;
+extern const char *tripflag_names[NUM_TRIPFLAGS];
 
 struct dive {
        int number;
+       tripflag_t tripflag;
+       int selected;
        time_t when;
        char *location;
        char *notes;
@@ -243,12 +254,65 @@ struct dive {
        temperature_t airtemp, watertemp;
        cylinder_t cylinder[MAX_CYLINDERS];
        weightsystem_t weightsystem[MAX_WEIGHTSYSTEMS];
+       char *suit;
        int sac, otu;
        struct event *events;
        int samples, alloc_samples;
        struct sample sample[];
 };
 
+extern GList *dive_trip_list;
+extern gboolean autogroup;
+/* random threashold: three days without diving -> new trip
+ * this works very well for people who usually dive as part of a trip and don't
+ * regularly dive at a local facility; this is why trips are an optional feature */
+#define TRIP_THRESHOLD 3600*24*3
+
+#define UNGROUPED_DIVE(_dive) ((_dive)->tripflag == NO_TRIP)
+#define DIVE_IN_TRIP(_dive) ((_dive)->tripflag == IN_TRIP)
+#define NEXT_TRIP(_entry, _list) ((_entry) ? g_list_next(_entry) : (_list))
+#define PREV_TRIP(_entry, _list) ((_entry) ? g_list_previous(_entry) : g_list_last(_list))
+#define DIVE_TRIP(_trip) ((struct dive *)(_trip)->data)
+#define DIVE_FITS_TRIP(_dive, _dive_trip) ((_dive_trip)->when - TRIP_THRESHOLD <= (_dive)->when)
+
+static inline int dive_date_cmp(gconstpointer _a, gconstpointer _b) {
+       return ((struct dive *)(_a))->when - ((struct dive *)(_b))->when;
+}
+
+#define FIND_TRIP(_trip, _list) g_list_find_custom((_list), (_trip), dive_date_cmp)
+
+#ifdef DEBUG_TRIP
+static void dump_trip_list(void)
+{
+       GList *p = NULL;
+       int i=0;
+       while ((p = NEXT_TRIP(p, dive_trip_list))) {
+               struct tm *tm = gmtime(&DIVE_TRIP(p)->when);
+               printf("trip %d to \"%s\" on %04u-%02u-%02u\n", ++i, DIVE_TRIP(p)->location,
+                       tm->tm_year + 1900, tm->tm_mon+1, tm->tm_mday);
+       }
+       printf("-----\n");
+}
+#endif
+
+/* insert the trip into the list - but ensure you don't have two trips
+ * for the same date; but if you have, make sure you don't keep the
+ * one with less information */
+static inline GList *insert_trip(struct dive *_trip, GList *_list)
+{
+       GList *result = FIND_TRIP(_trip, _list);
+       if (result) {
+               if (! DIVE_TRIP(result)->location)
+                       DIVE_TRIP(result)->location = _trip->location;
+       } else {
+               result = g_list_insert_sorted((_list), (_trip), dive_date_cmp);
+       }
+#ifdef DEBUG_TRIP
+       dump_trip_list();
+#endif
+       return result;
+}
+
 /*
  * We keep our internal data in well-specified units, but
  * the input and output may come in some random format. This
@@ -283,11 +347,21 @@ extern int selected_dive;
 
 static inline struct dive *get_dive(unsigned int nr)
 {
-       if (nr >= dive_table.nr)
+       if (nr >= dive_table.nr || nr < 0)
                return NULL;
        return dive_table.dives[nr];
 }
 
+/*
+ * Iterate over each dive, with the first parameter being the index
+ * iterator variable, and the second one being the dive one.
+ *
+ * I don't think anybody really wants the index, and we could make
+ * it local to the for-loop, but that would make us requires C99.
+ */
+#define for_each_dive(_i,_x) \
+       for ((_i) = 0; ((_x) = get_dive(_i)) != NULL; (_i)++)
+
 extern void parse_xml_init(void);
 extern void parse_xml_buffer(const char *url, const char *buf, int size, GError **error);
 extern void set_filename(const char *filename);
@@ -300,7 +374,7 @@ extern xmlDoc *test_xslt_transforms(xmlDoc *doc);
 
 extern void show_dive_info(struct dive *);
 
-extern void show_dive_equipment(struct dive *);
+extern void show_dive_equipment(struct dive *, int w_idx);
 
 extern void show_dive_stats(struct dive *);
 
@@ -342,11 +416,13 @@ extern void add_cylinder_description(cylinder_type_t *);
 extern void add_weightsystem_description(weightsystem_t *);
 extern void add_people(const char *string);
 extern void add_location(const char *string);
+extern void add_suit(const char *string);
 extern void remember_event(const char *eventname);
 extern void evn_foreach(void (*callback)(const char *, int *, void *), void *data);
 
 extern int add_new_dive(struct dive *dive);
 extern int edit_dive_info(struct dive *dive);
+extern int edit_multi_dive_info(struct dive *single_dive);
 extern void dive_list_update_dives(void);
 extern void flush_divelist(struct dive *dive);