2982       foreach ($line as $col => $char) {
2983         if ($this->isCorner($char)) {
2986           if ($char == '.' || $char == "'") {
3114         $char = $this->getChar($r, $c);
3115         switch ($char) {
3276                     (($char != '.' && $char != "'") || 
3277                      ($char == '.' && $s != '.') || 
3278                      ($char == "'" && $s != "'"))) {
3282                     (($char != '.' && $char != "'") || 
3283                      ($char == '.' && $s != '.') || 
3284                      ($char == "'" && $s != "'"))) {
3293           if (!$this->isMarker($char)) {
3330           if ($this->isCorner($char)) {
3891           $char = $this->getChar($j, $p->gridX);
3893           if (!$this->isTick($char) && $this->isEdge($char) || $this->isMarker($char)) {
3895           } elseif ($this->isCorner($char)) {
3897           } elseif ($this->isTick($char)) {
3905           $char = $this->getChar($p->gridY, $j);
3907           if (!$this->isTick($char) && $this->isEdge($char) || $this->isMarker($char)) {
3909           } elseif ($this->isCorner($char)) {
3911           } elseif ($this->isTick($char)) {
3934           $char = $this->getChar($r, $c);
3935           if ($char == '/' || $char == "\\" || $this->isMarker($char)) {
3937           } elseif ($this->isCorner($char)) {
3939           } elseif ($this->isTick($char)) {
3965       $char = $this->getChar($sY, $sX++);
3966       while ($char != ']') {
3967         $ref .= $char;
3968         $char = $this->getChar($sY, $sX++);
3971       if ($char == ']') {
4023   private function isBoxEdge($char, $dir = null) {  argument
4025 …return $char == '-' || $char == '|' || char == ':' || $char == '=' || $char == '*' || $char == '+';
4027       return $char == '|' || $char == ':' || $char == '*' || $char == '+';
4029       return $char == '-' || $char == '=' || $char == '*' || $char == '+';
4033   private function isEdge($char, $dir = null) {  argument
4034     if ($char == 'o' || $char == 'x') {
4039 …return $char == '-' || $char == '|' || $char == ':' || $char == '=' || $char == '*' || $char == '/…
4041       return $char == '|' || $char == ':' || $char == '*';
4043       return $char == '-' || $char == '=' || $char == '*';
4045       return $char == '/';
4047       return $char == "\\";
4051   private function isBoxCorner($char) {  argument
4052     return $char == '.' || $char == "'" || $char == '#';
4055   private function isCorner($char) {  argument
4056     return $char == '.' || $char == "'" || $char == '#' || $char == '+';
4059   private function isMarker($char) {  argument
4060     return $char == 'v' || $char == '^' || $char == '<' || $char == '>';
4063   private function isTick($char) {  argument
4064     return $char == 'o' || $char == 'x';