zephyr/drivers/input/input_sdl_touch.c

/*
 * Copyright (c) 2020 Jabil Inc.
 * Copyright (c) 2023 Nordic Semiconductor
 *
 * SPDX-License-Identifier: Apache-2.0
 */

#define DT_DRV_COMPAT zephyr_input_sdl_touch

#include <stdbool.h>
#include <zephyr/input/input.h>
#include <zephyr/logging/log.h>
#include "input_sdl_touch_bottom.h"

LOG_MODULE_REGISTER(sdl_input, CONFIG_INPUT_LOG_LEVEL);

static void sdl_input_callback(struct sdl_input_data *data)
{
	if (data->just_released == true) {
		input_report_key(data->dev, INPUT_BTN_TOUCH, 0, true, K_FOREVER);
		data->just_released = false;
	}

	if (data->pressed) {
		input_report_abs(data->dev, INPUT_ABS_X, data->x, false, K_FOREVER);
		input_report_abs(data->dev, INPUT_ABS_Y, data->y, false, K_FOREVER);
		input_report_key(data->dev, INPUT_BTN_TOUCH, 1, true, K_FOREVER);
	}
}

static int sdl_init(const struct device *dev)
{
	struct sdl_input_data *data = dev->data;

	LOG_INF("Init '%s' device", dev->name);

	data->dev = dev;
	data->callback = sdl_input_callback;
	sdl_input_init_bottom(data);

	return 0;
}

static struct sdl_input_data sdl_data_0;

DEVICE_DT_INST_DEFINE(0, sdl_init, NULL, &sdl_data_0, NULL,
		    POST_KERNEL, CONFIG_INPUT_INIT_PRIORITY, NULL);