xiaozhi-esp32/main/boards/echoear/touch.h

/*
 * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/**
 * @file
 * @brief BSP Touchscreen
 *
 * This file offers API for basic touchscreen initialization.
 * It is useful for users who want to use the touchscreen without the default Graphical Library LVGL.
 *
 * For standard LCD initialization with LVGL graphical library, you can call all-in-one function bsp_display_start().
 */

#pragma once
#include "esp_lcd_touch.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @brief BSP touch configuration structure
 *
 */
typedef struct {
    void *dummy;    /*!< Prepared for future use. */
} bsp_touch_config_t;

/**
 * @brief Create new touchscreen
 *
 * If you want to free resources allocated by this function, you can use esp_lcd_touch API, ie.:
 *
 * \code{.c}
 * esp_lcd_touch_del(tp);
 * \endcode
 *
 * @param[in]  config    touch configuration
 * @param[out] ret_touch esp_lcd_touch touchscreen handle
 * @return
 *      - ESP_OK         On success
 *      - Else           esp_lcd_touch failure
 */
esp_err_t bsp_touch_new(const bsp_touch_config_t *config, esp_lcd_touch_handle_t *ret_touch);

#ifdef __cplusplus
}
#endif