php-doc-en/reference/swf/functions/swf-fonttracking.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.swf-fonttracking" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>swf_fonttracking</refname>
  <refpurpose>Set the current font tracking</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>void</type><methodname>swf_fonttracking</methodname>
   <methodparam><type>float</type><parameter>tracking</parameter></methodparam>
  </methodsynopsis>
  <para>
   Set the font tracking to the value specified by the
   <parameter>tracking</parameter> parameter.  This function is used
   to increase the spacing between letters and text, positive values
   increase the space and negative values decrease the space between
   letters.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>tracking</parameter></term>
     <listitem>
      <para>
       The font tracking.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.void;
  </para>
 </refsect1>
</refentry>

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