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71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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#ifndef EVENT_H
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#define EVENT_H
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#include "divemode.h"
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#include "gas.h"
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#include "units.h"
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#include <libdivecomputer/parser.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Events are currently based straight on what libdivecomputer gives us.
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* We need to wrap these into our own events at some point to remove some of the limitations.
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*/
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struct event {
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struct event *next;
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duration_t time;
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int type;
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/* This is the annoying libdivecomputer format. */
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int flags, value;
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/* .. and this is our "extended" data for some event types */
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union {
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enum divemode_t divemode; // for divemode change events
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/*
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* NOTE! The index may be -1, which means "unknown". In that
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* case, the get_cylinder_index() function will give the best
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* match with the cylinders in the dive based on gasmix.
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*/
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struct { // for gas switch events
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int index;
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struct gasmix mix;
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} gas;
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};
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bool deleted;
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char name[];
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};
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struct ev_select {
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char *ev_name;
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bool plot_ev;
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};
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/* collect all event names and whether we display them */
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extern struct ev_select *ev_namelist;
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extern int evn_used;
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extern int event_is_gaschange(const struct event *ev);
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extern bool event_is_divemodechange(const struct event *ev);
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extern struct event *clone_event(const struct event *src_ev);
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extern void free_events(struct event *ev);
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extern struct event *create_event(unsigned int time, int type, int flags, int value, const char *name);
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extern struct event *clone_event_rename(const struct event *ev, const char *name);
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extern bool same_event(const struct event *a, const struct event *b);
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extern void remember_event(const char *eventname);
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extern void clear_events(void);
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/* Since C doesn't have parameter-based overloading, two versions of get_next_event. */
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extern const struct event *get_next_event(const struct event *event, const char *name);
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extern struct event *get_next_event_mutable(struct event *event, const char *name);
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#ifdef __cplusplus
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}
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#endif
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#endif
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