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/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
* Copyright 2021 Dasky (@daskygit)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdint.h>
#include "report.h"
#include "i2c_master.h"
#ifndef PIMORONI_TRACKBALL_ADDRESS
# define PIMORONI_TRACKBALL_ADDRESS 0x0A
#endif
#ifndef PIMORONI_TRACKBALL_SCALE
# define PIMORONI_TRACKBALL_SCALE 5
#endif
#ifndef PIMORONI_TRACKBALL_DEBOUNCE_CYCLES
# define PIMORONI_TRACKBALL_DEBOUNCE_CYCLES 20
#endif
#ifndef PIMORONI_TRACKBALL_ERROR_COUNT
# define PIMORONI_TRACKBALL_ERROR_COUNT 10
#endif
#ifndef PIMORONI_TRACKBALL_TIMEOUT
# define PIMORONI_TRACKBALL_TIMEOUT 100
#endif
#ifndef PIMORONI_TRACKBALL_DEBUG_INTERVAL
# define PIMORONI_TRACKBALL_DEBUG_INTERVAL 100
#endif
typedef struct {
uint8_t left;
uint8_t right;
uint8_t up;
uint8_t down;
uint8_t click;
} pimoroni_data_t;
void pimoroni_trackball_device_init(void);
void pimoroni_trackball_set_rgbw(uint8_t red, uint8_t green, uint8_t blue, uint8_t white);
int16_t pimoroni_trackball_get_offsets(uint8_t negative_dir, uint8_t positive_dir, uint8_t scale);
void pimoroni_trackball_adapt_values(int8_t* mouse, int16_t* offset);
uint16_t pimoroni_trackball_get_cpi(void);
void pimoroni_trackball_set_cpi(uint16_t cpi);
i2c_status_t read_pimoroni_trackball(pimoroni_data_t* data);
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