[PHP] php实现的中秋博饼游戏之掷骰子并输出结果功能详解

<?php
class roll
{
  private $_defRank = 'lk';
  public function lottery()
  {
  $dice   = $this->rollDice();
  $format  = $this->formatDice($dice);
  $rank   = $this->getRank($format);
  $rankName = $this->getName($rank);
  return [
    'dice'   => $dice,
    //'format'  => $format,
    'rank'   => $rank,
    'rankName' => $rankName,
  ];
  }
  /**
   * 获取筛子排名结果
   * @param $dice
   * @return array
   */
  public function getRes($dice)
  {
  $format  = $this->formatDice($dice);
  $rank   = $this->getRank($format);
  $rankName = $this->getName($rank);
  return [
    'dice'   => $dice,
    'format'  => $format,
    'rank'   => $rank,
    'rankName' => $rankName,
  ];
  }
  /**
   * 掷骰子
   * @return array
   */
  public function rollDice()
  {
  $res = [];
  for ($i = 0; $i < 6; $i++) {
    $res[] = mt_rand(1, 6);
  }
  return $res;
  }
  /**
   * 格式化掷骰子结果
   * @param array $list
   * @return array
   */
  public function formatDice($list = [])
  {
  $data = [];
  if (count($list) != 6) {
    return $data;
  }
  $data = [
    1 => 0,
    2 => 0,
    3 => 0,
    4 => 0,
    5 => 0,
    6 => 0,
  ];
  foreach ($list as $val) {
    if (isset($data[$val])) {
    $data[$val] += 1;
    }
  }
  foreach ($data as $key => $val) {
    if ($val == 0) {
    unset($data[$key]);
    }
  }
  return $data;
  }
  /**
   * 判断筛子结果的大小
   * @param $list
   * @return int|string
   */
  public function getRank($list)
  {
  $ruleList = $this->_getRule();
  $res   = $this->_defRank;
  if (!empty($ruleList)) {
    foreach ($ruleList as $rank => $rankRules) {
    foreach ($rankRules as $rule) {
      foreach ($rule as $dian => $num) {
      if (isset($list[$dian])) {
        if ($list[$dian] == $num) {
        $res = $rank;
        } else {
        //规则中只要有一条不满足就跳出当前规则验证
        $res = $this->_defRank;
        break;
        }
      } else {
        //规则中只要有一条不满足就跳出当前规则验证
        $res = $this->_defRank;
        break;
      }
      }
      //有一条规则匹配，跳出循环，
      if ($res != $this->_defRank) {
      break;
      }
    }
    //有一条规则匹配，跳出循环，
    if ($res != $this->_defRank) {
      break;
    }
    }
  }
  return $res;
  }
  /**
   * 根据排序获取掷骰子结果名称
   * @param int $rank
   * @return array
   */
  public function getName($rank = NULL)
  {
  $list = [
    'cjh'  => '状元插金花',
    'lbh'  => '六杯红',
    'bdj'  => '遍地锦',
    'ww'  => '五王',
    'wzdyx' => '五子带一秀',
    'wzdk' => '五子登科',
    'zy'  => '状元',
    'by'  => '榜眼',
    'sh'  => '三红',
    'sj'  => '四进',
    'eq'  => '二举',
    'yx'  => '一秀',
    'lk'  => '轮空',
  ];
  if (!empty($rank)) {
    $rankName = '';
    if (isset($list[$rank])) {
    $rankName = $list[$rank];
    }
    return $rankName;
  }
  return $list;
  }
  /**
   * 返回规则
   * @return array
   */
  private function _getRule()
  {
  return [
    'cjh'  => [
    [2 => 2, 4 => 4]
    ],
    'lbh'  => [
    [4 => 6]
    ],
    'bdj'  => [
    [1 => 6],
    [2 => 6],
    [3 => 6],
    [5 => 6],
    [6 => 6],
    ],
    'ww'  => [
    [4 => 5],
    ],
    'wzdyx' => [
    [1 => 5, 4 => 1],
    [2 => 5, 4 => 1],
    [3 => 5, 4 => 1],
    [5 => 5, 4 => 1],
    [6 => 5, 4 => 1],
    ],
    'wzdk' => [
    [1 => 5],
    [2 => 5],
    [3 => 5],
    [5 => 5],
    [6 => 5],
    ],
    'zy'  => [
    [4 => 4]
    ],
    'by'  => [
    [1 => 1, 2 => 1, 3 => 1, 4 => 1, 5 => 1, 6 => 1]
    ],
    'sh'  => [
    [4 => 3]
    ],
    'sj'  => [
    [1 => 4],
    [2 => 4],
    [3 => 4],
    [5 => 4],
    [6 => 4],
    ],
    'eq'  => [
    [4 => 2]
    ],
    'yx'  => [
    [4 => 1]
    ],
  ];
  }
}
$roll = new roll();
$res = $roll->lottery();
echo '<h2>骰子点数：</h2>';
echo '<p>';
foreach($res['dice'] as $val){
  echo '<img src="img.php?num='.$val.'" >';
}
echo '</p>';
echo '<h2>结果：</h2>';
echo '<h2>'.$res['rankName'].'</h2>';

<?php
class imgDock
{
  public function getImg($num = 0)
  {
  if(!empty($num)){
    header('Content-Type:image/png');
    $img  = imagecreatetruecolor(200, 200);
    $white = imagecolorallocate($img, 255, 255, 255);
    $grey = imagecolorallocate($img, 100, 100, 100);
    $blue = imagecolorallocate($img, 0, 102, 255);
    $red  = imagecolorallocate($img, 255, 0, 0);
    imagefill($img, 0, 0, $white);
    imageline($img, 10, 20, 10, 180, $grey);
    imageline($img, 10, 180, 20, 190, $grey);
    imageline($img, 20, 190, 180, 190, $grey);
    imageline($img, 180, 190, 190, 180, $grey);
    imageline($img, 190, 180, 190, 20, $grey);
    imageline($img, 190, 20, 180, 10, $grey);
    imageline($img, 180, 10, 20, 10, $grey);
    imageline($img, 20, 10, 10, 20, $grey);
    //1/2/3/4/5/6
    switch($num){
    case 1:
      imagefilledarc($img, 100, 100, 50, 50, 0, 0, $blue, IMG_ARC_PIE);
      break;
    case 2:
      imagefilledarc($img, 60, 100, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 140, 100, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      break;
    case 3:
      imagefilledarc($img, 50, 50, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 100, 100, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 150, 150, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      break;
    case 4:
      imagefilledarc($img, 50, 50, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 50, 150, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 150, 150, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 150, 50, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      break;
    case 5:
      imagefilledarc($img, 50, 50, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 50, 150, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 100, 100, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 150, 150, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      imagefilledarc($img, 150, 50, 40, 40, 0, 0 , $blue, IMG_ARC_PIE);
      break;
    case 6:
      imagefilledarc($img, 50, 50, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 50, 150, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 100, 50, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 100, 150, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 150, 150, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      imagefilledarc($img, 150, 50, 40, 40, 0, 0 , $red, IMG_ARC_PIE);
      break;
    default:
      break;
    }
    imagepng($img);
    imagedestroy($img);
  }
  }
}
$num = 0;
if(isset($_GET['num'])){
  $num = intval($_GET['num']);
}
$imgDock = new imgDock();
$imgDock->getImg($num);