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e237f29fb2
Not strictly necessary, but more idiomatic C++ and less polution of the global namespace. This one is so trivial that there seems to be no reason not to do it. Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
93 lines
2.2 KiB
C++
93 lines
2.2 KiB
C++
// 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 <string>
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#include <libdivecomputer/parser.h>
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struct divecomputer;
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enum event_severity {
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EVENT_SEVERITY_NONE = 0,
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EVENT_SEVERITY_INFO,
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EVENT_SEVERITY_WARN,
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EVENT_SEVERITY_ALARM
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};
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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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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 hidden;
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std::string name;
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event();
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event(unsigned int time, int type, int flags, int value, const std::string &name);
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~event();
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bool operator==(const event &b2) const;
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bool is_gaschange() const;
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bool is_divemodechange() const;
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event_severity get_severity() const;
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};
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class event_loop
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{
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std::string name;
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size_t idx;
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public:
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event_loop(const char *name);
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struct event *next(struct divecomputer &dc); // nullptr -> end
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const struct event *next(const struct divecomputer &dc); // nullptr -> end
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};
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/* Get gasmixes at increasing timestamps. */
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class gasmix_loop {
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const struct dive &dive;
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const struct divecomputer &dc;
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struct gasmix last;
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event_loop loop;
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const struct event *ev;
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public:
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gasmix_loop(const struct dive &dive, const struct divecomputer &dc);
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gasmix next(int time);
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};
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/* Get divemodes at increasing timestamps. */
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class divemode_loop {
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const struct divecomputer &dc;
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divemode_t last;
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event_loop loop;
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const struct event *ev;
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public:
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divemode_loop(const struct divecomputer &dc);
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divemode_t next(int time);
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};
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extern const struct event *get_first_event(const struct divecomputer &dc, const std::string &name);
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extern struct event *get_first_event(struct divecomputer &dc, const std::string &name);
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#endif
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