p_lusterinc_camera_focallength_encoder_reset/usersrc/zkey.c

#include "zkey.h"
#define TAG "zkey"
static zkey_module_t *s_module;
static bool s_inited;

void zkey_process_each_after_filter(zkey_t *each, bool now_io_state)
{
  if (now_io_state != each->last_io_state)
  {
    if (now_io_state)
    {
      each->keep_state_count = 0;
      each->hasProcessed = false;
      each->cur_state = zks_rising_edge;
      s_module->onkey(each, each->cur_state);
    }
    else
    {
      each->cur_state = zks_falling_edge;
      s_module->onkey(each, each->cur_state);
      each->keep_state_count = 0;
    }
    each->last_io_state = now_io_state;
  }
  else
  {
    each->cur_state = zks_keep;
    if (now_io_state)
    {
      s_module->onkey(each, each->cur_state);
    }
  }
}

void zkey_process_each(zkey_t *each)
{
  /**
   * @brief zkey_process_each
   */
  each->keep_state_count++;

  bool now_io_state = each->get_key_state();
  if (each->currentstatekeep_count < 1000)
  {
    each->currentstatekeep_count++;
  }
  if (now_io_state != each->last_real_state)
  {
    each->currentstatekeep_count = 0;
  }
  if (each->currentstatekeep_count >= 1)
  {
    each->after_filter_state = now_io_state;
  }
  each->last_real_state = now_io_state;
  zkey_process_each_after_filter(each, each->after_filter_state);

  /**
   * @brief 上报按键状态
   */
}
void zkey_do_loop_in_each_period(void *_null)
{
  if (!s_inited)
    return;
  for (int i = 0; i < s_module->nkey; i++)
  {
    zkey_process_each(&s_module->keys[i]);
  }
}

void zkey_init(zkey_module_t *module)
{
  s_module = module;

  //
  s_inited = true;

  for (int i = 0; i < s_module->nkey; i++)
  {
    s_module->keys[i].cur_state = zks_keep;
    s_module->keys[i].last_io_state = s_module->keys[i].get_key_state();
    s_module->keys[i].after_filter_state = s_module->keys[i].get_key_state();
  }
}