77 lines
2.4 KiB
C

/*
* MIT License
*
* Copyright (c) 2025 kbc-yam
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit
* persons to whom the Software is furnished to do so, subject to the
* following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
* OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef WAREKI_FACE_H_
#define WAREKI_FACE_H_
/*
Display Japanese era names (Wareki)
The displayed Japanese Era can be changed by the buttons on the watch, making it also usable as a converter between the Gregorian calendar and the Japanese Era.
Light button: Subtract one year from the Japanese Era.
Start/Stop button: Add one year to the Japanese Era.
Button operations support long-press functionality.
Japanese Era Notations:
r : REIWA (令和)
h : HEISEI (平成)
s : SHOWA(昭和)
*/
#include "movement.h"
#define REIWA_LIMIT 2018 + 99
#define REIWA_GANNEN 2019
#define HEISEI_GANNEN 1989
#define SHOWA_GANNEN 1926
typedef struct {
bool active;
uint32_t disp_year; //Current displayed year
uint32_t start_year; //Year when this screen was launched
uint32_t real_year; //The actual current year
} wareki_state_t;
void wareki_setup(uint8_t watch_face_index, void ** context_ptr);
void wareki_activate(void *context);
bool wareki_loop(movement_event_t event, void *context);
void wareki_resign(void *context);
void addYear(wareki_state_t* state,int count);
void subYear(wareki_state_t* state,int count);
#define wareki_face ((const watch_face_t){ \
wareki_setup, \
wareki_activate, \
wareki_loop, \
wareki_resign, \
NULL, \
})
#endif // WAREKI_FACE_H_