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/*
* MIT License
*
* Copyright (c) 2022 Niclas Hoyer
*
* 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 RPN_CALCULATOR_FACE_H_
#define RPN_CALCULATOR_FACE_H_
#include "movement.h"
#define RPN_CALCULATOR_STACK_SIZE 4
#define RPN_CALCULATOR_MAX_OPS 7;
typedef enum {
rpn_calculator_op_add,
rpn_calculator_op_sub,
rpn_calculator_op_mul,
rpn_calculator_op_div,
rpn_calculator_op_pow,
rpn_calculator_op_sqrt,
rpn_calculator_op_pi
} rpn_calculator_op_t;
typedef enum {
rpn_calculator_waiting,
rpn_calculator_op,
rpn_calculator_number,
rpn_calculator_err,
} rpn_calculator_mode_t;
typedef struct {
rpn_calculator_mode_t mode;
rpn_calculator_op_t op;
float stack[RPN_CALCULATOR_STACK_SIZE];
int8_t top;
uint8_t selection;
} rpn_calculator_state_t;
void rpn_calculator_face_setup(movement_settings_t *settings, uint8_t watch_face_index, void ** context_ptr);
void rpn_calculator_face_activate(movement_settings_t *settings, void *context);
bool rpn_calculator_face_loop(movement_event_t event, movement_settings_t *settings, void *context);
void rpn_calculator_face_resign(movement_settings_t *settings, void *context);
#define rpn_calculator_face ((const watch_face_t){ \
rpn_calculator_face_setup, \
rpn_calculator_face_activate, \
rpn_calculator_face_loop, \
rpn_calculator_face_resign, \
NULL, \
})
#endif // RPN_CALCULATOR_FACE_H_
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