Unused variables

Author: PhenX

classes/font_binary_stream.cls.php

@@ -350,7 +350,7 @@ public function w($type, $data) {
    * Converts a Uint32 value to string
    * 
    * @param int $uint32
-   * @param string The string
+   * @return string The string
    */
   public function convertUInt32ToStr($uint32) {
     return chr(($uint32 >> 24) & 0xFF).chr(($uint32 >> 16) & 0xFF).chr(($uint32 >> 8) & 0xFF).chr($uint32 & 0xFF);

classes/font_table_kern.cls.php

@@ -16,8 +16,6 @@ class Font_Table_kern extends Font_Table {
   protected function _parse(){
     $font = $this->getFont();
 
-    $tableOffset = $font->pos();
-    
     $data = $font->unpack(array(
       "version"    => self::uint16,
       "nTables"    => self::uint16,

classes/font_table_name.cls.php

@@ -23,7 +23,6 @@ class Font_Table_name extends Font_Table {
 
   protected function _parse(){
     $font = $this->getFont();
-    $data = array();
 
     $tableOffset = $font->pos();
 
@@ -60,12 +59,8 @@ protected function _encode(){
     $this->data["count"] = $count_records;
     $this->data["stringOffset"] = 6 + $count_records * 12; // 6 => uint16 * 3, 12 => sizeof self::$record_format
 
-    $tableOffset = $font->pos();
-    
     $length = $font->pack(self::$header_format, $this->data);
 
-    $recordsOffset = $font->pos();
-    
     $offset = 0;
     foreach($records as $record) {
       $record->length = mb_strlen($record->getUTF16(), "8bit");

classes/font_truetype.cls.php

@@ -406,7 +406,7 @@ function encode($tags = array()){
     $this->seek($offset);
 
     $i = 0;
-    foreach($entries as $tag => $entry) {
+    foreach($entries as $entry) {
       $entry->encode($directory_offset + $i * $n);
       $i++;
     }

classes/font_truetype_collection.cls.php

@@ -33,12 +33,12 @@ function parse(){
       return;
     }
 
-    $tag = $this->read(4);
+    $this->read(4); // tag name
 
     $this->version = $this->readFixed();
     $this->numFonts = $this->readUInt32();
 
-    for($i = 0; $i < $this->numFonts; $i++) {
+    for ($i = 0; $i < $this->numFonts; $i++) {
       $this->collectionOffsets[] = $this->readUInt32();
     }
   }

classes/font_woff_table_directory_entry.cls.php

@@ -15,6 +15,8 @@
  * @package php-font-lib
  */
 class Font_WOFF_Table_Directory_Entry extends Font_Table_Directory_Entry {
+  protected $origLength;
+
   function __construct(Font_WOFF $font) {
     parent::__construct($font);
   }