mfbd_sd.c

/*
 * Copyright (c) 2022-2023, smartmx <smartmx@qq.com>
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Change Logs:
 * Date           Author       Notes
 * 2023-07-03     smartmx      the first version, Multi-Function Button Dectection with Section Definition.
 * 2023-07-15     smartmx      add skip function, to reduce calling of scan functions.
 * 2023-07-22     smartmx      add MFBD_MBTN_MULTICLICK_LONG_EVT and MFBD_MBTN_CONTINUE_LONG_COUNT option.
 * 2023-09-19     smartmx      improve performance, add MFBD_BTN_STATE_SKIP.
 *
 */

#include "mfbd_sd.h"

#if MFBD_USE_SECTION_DEFINITION

#define MFBD_BTN_IN_FUC                 (_pbtn_info->btn)
#define MFBD_BTN_INFO_IN_FUC            (_pbtn_info)

#if MFBD_PARAMS_SAME_IN_GROUP

/* filter_time */
#define MFBD_FILTER_TIME_IN_FUC         (_pbtn_group->filter_time)
/* long_time */
#define MFBD_LONG_TIME_IN_FUC           (_pbtn_group->long_time)
/* repeat_time */
#define MFBD_REPEAT_TIME_IN_FUC         (_pbtn_group->repeat_time)
/* multiclick_time */
#define MFBD_MULTICLICK_TIME_IN_FUC     (_pbtn_group->multiclick_time)

#else

/* filter_time */
#define MFBD_FILTER_TIME_IN_FUC         (_pbtn_info->filter_time)
/* long_time */
#define MFBD_LONG_TIME_IN_FUC           (_pbtn_info->long_time)
/* repeat_time */
#define MFBD_REPEAT_TIME_IN_FUC         (_pbtn_info->repeat_time)
/* multiclick_time */
#define MFBD_MULTICLICK_TIME_IN_FUC     (_pbtn_info->multiclick_time)

#endif  /* MFBD_PARAMS_SAME_IN_GROUP */


#if MFBD_USE_TINY_BUTTON
/**
 * @brief scan all tiny buttons, and report button event value if event happened.
 *
 * @param _pbtn_group is a pointer of mfbd_group_t.
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_tbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_tbtn_info_t.
 *
 * @return None.
 */
void mfbd_tbtn_scan(const mfbd_group_t *_pbtn_group, const mfbd_tbtn_info_t *_pbtn_info_start, const mfbd_tbtn_info_t *_pbtn_info_end)
{
    const mfbd_tbtn_info_t *_pbtn_info = _pbtn_info_start;
    MFBD_BTN_STATE_t btn_state;

    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }

        btn_state = _pbtn_group->is_btn_down_func(MFBD_BTN_INFO_IN_FUC->btn_index);
        if (btn_state == MFBD_BTN_STATE_DOWN)
        {
            if (MFBD_BTN_IN_FUC->filter_count >= ((MFBD_FILTER_TIME_IN_FUC) * 2))
            {
                /* it means the button is down for over filter_time. */
                if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_UP)
                {
                    if (MFBD_BTN_INFO_IN_FUC->btn_down_code > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_DOWN;
                }
            }
            else if (MFBD_BTN_IN_FUC->filter_count >= (MFBD_FILTER_TIME_IN_FUC))
            {
                MFBD_BTN_IN_FUC->filter_count++;
            }
            else
            {
                MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
            }
        }
        else if (btn_state == MFBD_BTN_STATE_UP)
        {
            if (MFBD_BTN_IN_FUC->filter_count == 0)
            {
                if (MFBD_BTN_IN_FUC->state != MFBD_BTN_STATE_UP)
                {
                    if (MFBD_BTN_INFO_IN_FUC->btn_up_code > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_up_code);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;
                }
            }
            else
            {
                if (MFBD_BTN_IN_FUC->filter_count > (MFBD_FILTER_TIME_IN_FUC))
                {
                    MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
                }
                else if (MFBD_BTN_IN_FUC->filter_count != 0)
                {
                    MFBD_BTN_IN_FUC->filter_count--;
                }
            }
        }
        _pbtn_info++;
    }
}

/**
 * @brief reset all tiny buttons' params.
 *
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_tbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_tbtn_info_t.
 *
 * @return None.
 */
void mfbd_tbtn_reset(const mfbd_tbtn_info_t *_pbtn_info_start, const mfbd_tbtn_info_t *_pbtn_info_end)
{
    const mfbd_tbtn_info_t *_pbtn_info = _pbtn_info_start;
    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }
        MFBD_BTN_IN_FUC->filter_count = 0;
        MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;

        _pbtn_info++;
    }
}

#endif  /* MFBD_USE_TINY_BUTTON */


#if MFBD_USE_NORMAL_BUTTON

/**
 * @brief scan all normal buttons, and report button event value if event happened.
 *
 * @param _pbtn_group is a pointer of mfbd_group_t.
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_nbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_nbtn_info_t.
 *
 * @return None
 */
void mfbd_nbtn_scan(const mfbd_group_t *_pbtn_group, const mfbd_nbtn_info_t *_pbtn_info_start, const mfbd_nbtn_info_t *_pbtn_info_end)
{
    const mfbd_nbtn_info_t *_pbtn_info = _pbtn_info_start;
    MFBD_BTN_STATE_t btn_state;

    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }

        btn_state = _pbtn_group->is_btn_down_func(MFBD_BTN_INFO_IN_FUC->btn_index);
        if (btn_state == MFBD_BTN_STATE_DOWN)
        {
            if (MFBD_BTN_IN_FUC->filter_count >= ((MFBD_FILTER_TIME_IN_FUC) * 2))
            {
                /* it means the button is down for over filter_time. */
                if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG)
                {
                    /* MFBD_BTN_STATE_LONG */
                    if (MFBD_BTN_IN_FUC->repeat_count > 0)
                    {
                        MFBD_BTN_IN_FUC->repeat_count++;
                        if (MFBD_BTN_IN_FUC->repeat_count > (MFBD_REPEAT_TIME_IN_FUC))
                        {
                            /* repeat event has happened, reset repeat_count to 1. */
                            MFBD_BTN_IN_FUC->repeat_count = 1;
                            _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code);
                        }
                    }
                }
                else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
                {
                    if (MFBD_BTN_IN_FUC->long_count > 0)
                    {
                        /* if long_time is 0 or long_code is 0, disable long and repeat check. */
                        if (MFBD_BTN_IN_FUC->long_count <= (MFBD_LONG_TIME_IN_FUC))
                        {
                            MFBD_BTN_IN_FUC->long_count++;
                            if (MFBD_BTN_IN_FUC->long_count > (MFBD_LONG_TIME_IN_FUC))
                            {
                                /* it means the button is down for over long_time. */
                                if (((MFBD_REPEAT_TIME_IN_FUC) > 0) && (MFBD_BTN_INFO_IN_FUC->btn_down_code != 0))
                                {
                                    /* repeat event is enabled in this btn. */
                                    MFBD_BTN_IN_FUC->repeat_count = 1;
                                }
                                else
                                {
                                    /* repeat event is disabled in this btn. */
                                    MFBD_BTN_IN_FUC->repeat_count = 0;
                                }
                                _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_long_code);
                                MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_LONG;
                            }
                        }
                    }
                }
                else
                {
                    /* MFBD_BTN_STATE_UP */
                    /* clear long_count. */
                    if (((MFBD_LONG_TIME_IN_FUC) > 0) && (MFBD_BTN_INFO_IN_FUC->btn_long_code != 0))
                    {
                        /* long event is enabled in this btn. */
                        MFBD_BTN_IN_FUC->long_count = 1;
                    }
                    else
                    {
                        /* long event is disabled in this btn. */
                        MFBD_BTN_IN_FUC->long_count = 0;
                    }
                    if (MFBD_BTN_INFO_IN_FUC->btn_down_code > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_DOWN;
                }
            }
            else if (MFBD_BTN_IN_FUC->filter_count >= (MFBD_FILTER_TIME_IN_FUC))
            {
                MFBD_BTN_IN_FUC->filter_count++;
            }
            else
            {
                MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
            }
        }
        else if (btn_state == MFBD_BTN_STATE_UP)
        {
            if (MFBD_BTN_IN_FUC->filter_count == 0)
            {
                if (MFBD_BTN_IN_FUC->state != MFBD_BTN_STATE_UP)
                {
                    if (MFBD_BTN_INFO_IN_FUC->btn_up_code > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_up_code);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;
                }
            }
            else
            {
                if (MFBD_BTN_IN_FUC->filter_count > (MFBD_FILTER_TIME_IN_FUC))
                {
                    MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
                }
                else if (MFBD_BTN_IN_FUC->filter_count != 0)
                {
                    MFBD_BTN_IN_FUC->filter_count--;
                }
            }
        }
        _pbtn_info++;
    }
}

/**
 * @brief skip some times of mfbd_btn_count_t with last state.
 *
 * @param _pbtn_group is a pointer of mfbd_group_t.
 * @param times is times need to skip.
 *
 * @return None.
 */
void mfbd_nbtn_skip(const mfbd_group_t *_pbtn_group, const mfbd_nbtn_info_t *_pbtn_info_start, const mfbd_nbtn_info_t *_pbtn_info_end, mfbd_btn_count_t times)
{
    const mfbd_nbtn_info_t *_pbtn_info = _pbtn_info_start;

    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }
        if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
        {
            if ((MFBD_BTN_IN_FUC->long_count > 0) && (MFBD_BTN_IN_FUC->long_count < (MFBD_LONG_TIME_IN_FUC)))
            {
                if (((MFBD_LONG_TIME_IN_FUC) - MFBD_BTN_IN_FUC->long_count) > times)
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_BTN_IN_FUC->long_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_LONG_TIME_IN_FUC;
                }
            }
        }
        else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG)
        {
            if ((MFBD_BTN_IN_FUC->repeat_count > 0) && (MFBD_BTN_IN_FUC->repeat_count < (MFBD_REPEAT_TIME_IN_FUC)))
            {
                if (((MFBD_REPEAT_TIME_IN_FUC) - MFBD_BTN_IN_FUC->repeat_count) > times)
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_BTN_IN_FUC->repeat_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_REPEAT_TIME_IN_FUC;
                }
            }
        }
        _pbtn_info++;
    }
}

/**
 * @brief reset all normal buttons' params.
 *
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_nbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_nbtn_info_t.
 *
 * @return None.
 */
void mfbd_nbtn_reset(const mfbd_nbtn_info_t *_pbtn_info_start, const mfbd_nbtn_info_t *_pbtn_info_end)
{
    const mfbd_nbtn_info_t *_pbtn_info = _pbtn_info_start;
    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }
        MFBD_BTN_IN_FUC->filter_count = 0;
        MFBD_BTN_IN_FUC->long_count = 0;
        MFBD_BTN_IN_FUC->repeat_count = 0;
        MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;

        _pbtn_info++;
    }
}

#endif  /* MFBD_USE_NORMAL_BUTTON */


#if MFBD_USE_MULTIFUCNTION_BUTTON

/**
 * @brief scan all multi-function buttons, and report button event value if event happened.
 *
 * @param _pbtn_group is a pointer of mfbd_group_t.
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_mbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_mbtn_info_t.
 *
 * @return None.
 */
void mfbd_mbtn_scan(const mfbd_group_t *_pbtn_group, const mfbd_mbtn_info_t *_pbtn_info_start, const mfbd_mbtn_info_t *_pbtn_info_end)
{
    const mfbd_mbtn_info_t *_pbtn_info = _pbtn_info_start;
    MFBD_BTN_STATE_t btn_state;

    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }

        btn_state = _pbtn_group->is_btn_down_func(MFBD_BTN_INFO_IN_FUC->btn_index);
        if (btn_state == MFBD_BTN_STATE_DOWN)
        {
            if (MFBD_BTN_IN_FUC->filter_count >= ((MFBD_FILTER_TIME_IN_FUC) * 2))
            {
                /* it means the button is down for over filter_time. */
#if MFBD_MBTN_CONTINUE_LONG_COUNT
#if MFBD_MBTN_MULTICLICK_LONG_EVT
                if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG)
                {
                    /* MFBD_BTN_STATE_LONG */
                    if (MFBD_BTN_IN_FUC->repeat_count > 0)
                    {
                        MFBD_BTN_IN_FUC->repeat_count++;
                        if (MFBD_BTN_IN_FUC->repeat_count > (MFBD_REPEAT_TIME_IN_FUC))
                        {
                            /* repeat event has happened, clear repeat_count. */
                            MFBD_BTN_IN_FUC->repeat_count = 1;
                            _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code[MFBD_BTN_IN_FUC->multiclick_state]);
                        }
                    }
                }
                else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
                {
                    if (MFBD_BTN_IN_FUC->long_count > 0)
                    {
                        /* if long_time is 0 or long_code is 0, disable long and repeat check. */
                        if (MFBD_BTN_IN_FUC->long_count <= (MFBD_LONG_TIME_IN_FUC))
                        {
                            MFBD_BTN_IN_FUC->long_count++;
                            if (MFBD_BTN_IN_FUC->long_count > (MFBD_LONG_TIME_IN_FUC))
                            {
                                /* it means the button is down for over long_time. */
                                if (((MFBD_REPEAT_TIME_IN_FUC) > 0) && (MFBD_BTN_INFO_IN_FUC->btn_down_code[MFBD_BTN_IN_FUC->multiclick_state] != 0))
                                {
                                    /* repeat event is enabled in this btn. */
                                    MFBD_BTN_IN_FUC->repeat_count = 1;
                                }
                                else
                                {
                                    /* repeat event is disabled in this btn. */
                                    MFBD_BTN_IN_FUC->repeat_count = 0;
                                }
                                _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_long_code);
                                MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_LONG;
                            }
                        }
                    }
                }
#else
                if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG)
                {
                    /* we don't support repeat event here.*/
                }
                else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
                {
                    if (MFBD_BTN_IN_FUC->long_count > 0)
                    {
                        /* if long_time is 0 or long_code is 0, disable long and repeat check. */
                        if (MFBD_BTN_IN_FUC->long_count <= (MFBD_LONG_TIME_IN_FUC))
                        {
                            MFBD_BTN_IN_FUC->long_count++;
                            if (MFBD_BTN_IN_FUC->long_count > (MFBD_LONG_TIME_IN_FUC))
                            {
                                /* it means the button is down for over long_time. */
                                if (MFBD_BTN_IN_FUC->multiclick_state == 0)
                                {
                                    _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_long_code);
                                }
                                MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_LONG;
                            }
                        }
                    }
                }
#endif  /* MFBD_MBTN_MULTICLICK_LONG_EVT */
#else
                if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG)
                {
                    /* MFBD_BTN_STATE_LONG */
                    if (MFBD_BTN_IN_FUC->repeat_count > 0)
                    {
                        MFBD_BTN_IN_FUC->repeat_count++;
                        if (MFBD_BTN_IN_FUC->repeat_count > (MFBD_REPEAT_TIME_IN_FUC))
                        {
                            /* repeat event has happened, clear repeat_count. */
                            MFBD_BTN_IN_FUC->repeat_count = 1;
                            _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code[0]);
                        }
                    }
                }
                else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
                {
                    if (MFBD_BTN_IN_FUC->multiclick_state == 0)
                    {
                        if (MFBD_BTN_IN_FUC->long_count > 0)
                        {
                            /* if long_time is 0 or long_code is 0, disable long and repeat check. */
                            if (MFBD_BTN_IN_FUC->long_count <= (MFBD_LONG_TIME_IN_FUC))
                            {
                                MFBD_BTN_IN_FUC->long_count++;
                                if (MFBD_BTN_IN_FUC->long_count > (MFBD_LONG_TIME_IN_FUC))
                                {
                                    /* it means the button is down for over long_time. */
                                    if (((MFBD_REPEAT_TIME_IN_FUC) > 0) && (MFBD_BTN_INFO_IN_FUC->btn_down_code[0] != 0))
                                    {
                                        /* repeat event is enabled in this btn. */
                                        MFBD_BTN_IN_FUC->repeat_count = 1;
                                    }
                                    else
                                    {
                                        /* repeat event is disabled in this btn. */
                                        MFBD_BTN_IN_FUC->repeat_count = 0;
                                    }
                                    _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_long_code);
                                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_LONG;
                                }
                            }
                        }
                    }
                }
#endif  /* MFBD_MBTN_CONTINUE_LONG_COUNT */
                else
                {
                    /* MFBD_BTN_STATE_UP */
                    /* clear long_count. */
                    if (((MFBD_LONG_TIME_IN_FUC) > 0) && (MFBD_BTN_INFO_IN_FUC->btn_long_code != 0))
                    {
                        /* long event is enabled in this btn. */
                        MFBD_BTN_IN_FUC->long_count = 1;
                    }
                    else
                    {
                        /* long event is disabled in this btn. */
                        MFBD_BTN_IN_FUC->long_count = 0;
                    }
                    if (MFBD_BTN_INFO_IN_FUC->btn_down_code[MFBD_BTN_IN_FUC->multiclick_state] > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_down_code[MFBD_BTN_IN_FUC->multiclick_state]);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_DOWN;
                }
            }
            else if (MFBD_BTN_IN_FUC->filter_count >= (MFBD_FILTER_TIME_IN_FUC))
            {
                MFBD_BTN_IN_FUC->filter_count++;
            }
            else
            {
                MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
            }
        }
        else if (btn_state == MFBD_BTN_STATE_UP)
        {
            if (MFBD_BTN_IN_FUC->filter_count == 0)
            {
                if (MFBD_BTN_IN_FUC->state != MFBD_BTN_STATE_UP)
                {
#if MFBD_MULTICLICK_STATE_AUTO_RESET
                    /* if multiclick_state is not 0 and less than max_multiclick_state, inc multiclick_state */
                    if (((MFBD_MULTICLICK_TIME_IN_FUC) != 0)
                            && (MFBD_BTN_IN_FUC->multiclick_state < MFBD_BTN_INFO_IN_FUC->max_multiclick_state)
#if (MFBD_MBTN_CONTINUE_LONG_COUNT==0)
                            && (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
#endif  /* (MFBD_MBTN_CONTINUE_LONG_COUNT==0) */
                       )
                    {
                        MFBD_BTN_IN_FUC->multiclick_state++;
                        MFBD_BTN_IN_FUC->multiclick_count = 0;
                    }
#else
                    /* if multiclick_state is not 0 and less than max_multiclick_state, inc multiclick_state */
                    if (((MFBD_MULTICLICK_TIME_IN_FUC) != 0)
#if (MFBD_MBTN_CONTINUE_LONG_COUNT==0)
                            && (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
#endif  /* (MFBD_MBTN_CONTINUE_LONG_COUNT==0) */
                       )
                    {
                        if (MFBD_BTN_IN_FUC->multiclick_state < MFBD_BTN_INFO_IN_FUC->max_multiclick_state)
                        {
                            MFBD_BTN_IN_FUC->multiclick_state++;
                        }
                        MFBD_BTN_IN_FUC->multiclick_count = 0;
                    }
#endif  /* MFBD_MULTICLICK_STATE_AUTO_RESET */
                    else
                    {
                        /* over max multi-click times or (long event and repeat event) happened, reset to 0. */
                        MFBD_BTN_IN_FUC->multiclick_state = 0;
                    }
                    if (MFBD_BTN_INFO_IN_FUC->btn_up_code > 0)
                    {
                        _pbtn_group->btn_value_report(MFBD_BTN_INFO_IN_FUC->btn_up_code);
                    }
                    MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;
                }
                else
                {
                    if (MFBD_BTN_IN_FUC->multiclick_state != 0)
                    {
                        MFBD_BTN_IN_FUC->multiclick_count++;
                        if (MFBD_BTN_IN_FUC->multiclick_count >= (MFBD_MULTICLICK_TIME_IN_FUC))
                        {
                            MFBD_BTN_IN_FUC->multiclick_state = 0;
                        }
                    }
                }
            }
            else
            {
                if (MFBD_BTN_IN_FUC->filter_count > (MFBD_FILTER_TIME_IN_FUC))
                {
                    MFBD_BTN_IN_FUC->filter_count = (MFBD_FILTER_TIME_IN_FUC);
                }
                else if (MFBD_BTN_IN_FUC->filter_count != 0)
                {
                    MFBD_BTN_IN_FUC->filter_count--;
                }
            }
        }

        _pbtn_info++;
    }
}

/**
 * @brief skip some times of mfbd_btn_count_t with last state.
 *
 * @param _pbtn_group is a pointer of mfbd_group_t.
 * @param times is times need to skip.
 *
 * @return None.
 */
void mfbd_mbtn_skip(const mfbd_group_t *_pbtn_group, const mfbd_mbtn_info_t *_pbtn_info_start, const mfbd_mbtn_info_t *_pbtn_info_end, mfbd_btn_count_t times)
{
    const mfbd_mbtn_info_t *_pbtn_info = _pbtn_info_start;
    while (1)
    {
        if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_UP)
        {
            if (MFBD_BTN_IN_FUC->multiclick_state != 0)
            {
                if (MFBD_BTN_IN_FUC->multiclick_count < (MFBD_MULTICLICK_TIME_IN_FUC))
                {
                    if (((MFBD_MULTICLICK_TIME_IN_FUC) - MFBD_BTN_IN_FUC->multiclick_count) > times)
                    {
                        MFBD_BTN_IN_FUC->multiclick_count = MFBD_BTN_IN_FUC->multiclick_count + times;
                    }
                    else
                    {
                        MFBD_BTN_IN_FUC->multiclick_state = 0;
                    }
                }
            }
        }
#if MFBD_MBTN_CONTINUE_LONG_COUNT
#if MFBD_MBTN_MULTICLICK_LONG_EVT
        else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
        {
            if ((MFBD_BTN_IN_FUC->long_count > 0) && (MFBD_BTN_IN_FUC->long_count < (MFBD_LONG_TIME_IN_FUC)))
            {
                if (((MFBD_LONG_TIME_IN_FUC) - MFBD_BTN_IN_FUC->long_count) > times)
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_BTN_IN_FUC->long_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_LONG_TIME_IN_FUC;
                }
            }
        }
        else
        {
            /* MFBD_BTN_STATE_LONG, if(MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG) */
            if ((MFBD_BTN_IN_FUC->repeat_count > 0) && (MFBD_BTN_IN_FUC->repeat_count < (MFBD_REPEAT_TIME_IN_FUC)))
            {
                if (((MFBD_REPEAT_TIME_IN_FUC) - MFBD_BTN_IN_FUC->repeat_count) > times)
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_BTN_IN_FUC->repeat_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_REPEAT_TIME_IN_FUC;
                }
            }
        }
#else
        else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
        {
            if ((MFBD_BTN_IN_FUC->long_count > 0) && (MFBD_BTN_IN_FUC->long_count < (MFBD_LONG_TIME_IN_FUC)))
            {
                /* if long_time is 0 or long_code is 0, disable long and repeat check. */
                if (((MFBD_LONG_TIME_IN_FUC) - MFBD_BTN_IN_FUC->long_count) > times)
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_BTN_IN_FUC->long_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_LONG_TIME_IN_FUC;
                }
            }
        }
        else
        {
            /* MFBD_BTN_STATE_LONG, if(MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG) */
            /* we don't support repeat event here.*/
        }
#endif  /* MFBD_MBTN_MULTICLICK_LONG_EVT */
#else
        else if (MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_DOWN)
        {
            if ((MFBD_BTN_IN_FUC->long_count > 0) && (MFBD_BTN_IN_FUC->long_count < (MFBD_LONG_TIME_IN_FUC)))
            {
                if (((MFBD_LONG_TIME_IN_FUC) - MFBD_BTN_IN_FUC->long_count) > times)
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_BTN_IN_FUC->long_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->long_count = MFBD_LONG_TIME_IN_FUC;
                }
            }
        }
        else
        {
            /* MFBD_BTN_STATE_LONG, if(MFBD_BTN_IN_FUC->state == MFBD_BTN_STATE_LONG) */
            if ((MFBD_BTN_IN_FUC->repeat_count > 0) && (MFBD_BTN_IN_FUC->repeat_count < (MFBD_REPEAT_TIME_IN_FUC)))
            {
                if (((MFBD_REPEAT_TIME_IN_FUC) - MFBD_BTN_IN_FUC->repeat_count) > times)
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_BTN_IN_FUC->repeat_count + times;
                }
                else
                {
                    MFBD_BTN_IN_FUC->repeat_count = MFBD_REPEAT_TIME_IN_FUC;
                }
            }
        }
#endif  /* MFBD_MBTN_CONTINUE_LONG_COUNT */

        _pbtn_info++;
    }
}

/**
 * @brief reset all multi-function buttons' params.
 *
 * @param _pbtn_info_start is a pointer to the start address in flash with type mfbd_mbtn_info_t.
 * @param _pbtn_info_end is a pointer to the end address in flash with type mfbd_mbtn_info_t.
 *
 * @return None.
 */
void mfbd_mbtn_reset(const mfbd_mbtn_info_t *_pbtn_info_start, const mfbd_mbtn_info_t *_pbtn_info_end)
{
    const mfbd_mbtn_info_t *_pbtn_info = _pbtn_info_start;
    while (1)
    {
        if (_pbtn_info_end <= _pbtn_info)
        {
            break;
        }
        MFBD_BTN_IN_FUC->filter_count = 0;
        MFBD_BTN_IN_FUC->long_count = 0;
        MFBD_BTN_IN_FUC->multiclick_count = 0;
        MFBD_BTN_IN_FUC->multiclick_state = 0;
        MFBD_BTN_IN_FUC->repeat_count = 0;
        MFBD_BTN_IN_FUC->state = MFBD_BTN_STATE_UP;

        _pbtn_info++;
    }
}

#endif  /* MFBD_USE_MULTIFUCNTION_BUTTON */

#endif  /* MFBD_USE_SECTION_DEFINITION */