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libfreetype6-devel-2.3.12-1.9mdv2010.2.i586.rpm

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<center><h1>FreeType-2.3.12 API Reference</h1></center>

<center><h1>
List Processing
</h1></center>
<h2>Synopsis</h2>
<table align=center cellspacing=5 cellpadding=0 border=0>
<tr><td></td><td><a href="#FT_List">FT_List</a></td><td></td><td><a href="#FT_List_Add">FT_List_Add</a></td><td></td><td><a href="#FT_List_Iterate">FT_List_Iterate</a></td></tr>
<tr><td></td><td><a href="#FT_ListNode">FT_ListNode</a></td><td></td><td><a href="#FT_List_Insert">FT_List_Insert</a></td><td></td><td><a href="#FT_List_Destructor">FT_List_Destructor</a></td></tr>
<tr><td></td><td><a href="#FT_ListRec">FT_ListRec</a></td><td></td><td><a href="#FT_List_Remove">FT_List_Remove</a></td><td></td><td><a href="#FT_List_Finalize">FT_List_Finalize</a></td></tr>
<tr><td></td><td><a href="#FT_ListNodeRec">FT_ListNodeRec</a></td><td></td><td><a href="#FT_List_Up">FT_List_Up</a></td><td></td><td></td></tr>
<tr><td></td><td><a href="#FT_List_Find">FT_List_Find</a></td><td></td><td><a href="#FT_List_Iterator">FT_List_Iterator</a></td><td></td><td></td></tr>
</table><br><br>

<table align=center width="87%"><tr><td>
<p>This section contains various definitions related to list processing using doubly-linked nodes.</p>
</td></tr></table><br>
<table align=center width="75%"><tr><td>
<h4><a name="FT_List">FT_List</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_TYPES_H (freetype/fttypes.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <span class="keyword">struct</span> FT_ListRec_*  <b>FT_List</b>;

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>A handle to a list record (see <a href="ft2-list_processing.html#FT_ListRec">FT_ListRec</a>).</p>
</td></tr></table><br>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_ListNode">FT_ListNode</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_TYPES_H (freetype/fttypes.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <span class="keyword">struct</span> FT_ListNodeRec_*  <b>FT_ListNode</b>;

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Many elements and objects in FreeType are listed through an <a href="ft2-list_processing.html#FT_List">FT_List</a> record (see <a href="ft2-list_processing.html#FT_ListRec">FT_ListRec</a>). As its name suggests, an FT_ListNode is a handle to a single list element.</p>
</td></tr></table><br>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_ListRec">FT_ListRec</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_TYPES_H (freetype/fttypes.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <span class="keyword">struct</span>  FT_ListRec_
  {
    <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  head;
    <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  tail;

  } <b>FT_ListRec</b>;

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>A structure used to hold a simple doubly-linked list. These are used in many parts of FreeType.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>fields</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>head</b></td><td>
<p>The head (first element) of doubly-linked list.</p>
</td></tr>
<tr valign=top><td><b>tail</b></td><td>
<p>The tail (last element) of doubly-linked list.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_ListNodeRec">FT_ListNodeRec</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_TYPES_H (freetype/fttypes.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <span class="keyword">struct</span>  FT_ListNodeRec_
  {
    <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  prev;
    <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  next;
    <span class="keyword">void</span>*        data;

  } <b>FT_ListNodeRec</b>;

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>A structure used to hold a single list element.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>fields</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>prev</b></td><td>
<p>The previous element in the list. NULL if first.</p>
</td></tr>
<tr valign=top><td><b>next</b></td><td>
<p>The next element in the list. NULL if last.</p>
</td></tr>
<tr valign=top><td><b>data</b></td><td>
<p>A typeless pointer to the listed object.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Find">FT_List_Find</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a> )
  <b>FT_List_Find</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>  list,
                <span class="keyword">void</span>*    data );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Find the list node for a given listed object.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A pointer to the parent list.</p>
</td></tr>
<tr valign=top><td><b>data</b></td><td>
<p>The address of the listed object.</p>
</td></tr>
</table>
</td></tr></table>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>return</b></em></td></tr><tr><td>
<p>List node. NULL if it wasn't found.</p>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Add">FT_List_Add</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <span class="keyword">void</span> )
  <b>FT_List_Add</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>      list,
               <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  node );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Append an element to the end of a list.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>inout</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A pointer to the parent list.</p>
</td></tr>
<tr valign=top><td><b>node</b></td><td>
<p>The node to append.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Insert">FT_List_Insert</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <span class="keyword">void</span> )
  <b>FT_List_Insert</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>      list,
                  <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  node );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Insert an element at the head of a list.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>inout</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A pointer to parent list.</p>
</td></tr>
<tr valign=top><td><b>node</b></td><td>
<p>The node to insert.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Remove">FT_List_Remove</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <span class="keyword">void</span> )
  <b>FT_List_Remove</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>      list,
                  <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  node );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Remove a node from a list. This function doesn't check whether the node is in the list!</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>node</b></td><td>
<p>The node to remove.</p>
</td></tr>
</table>
</td></tr></table>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>inout</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A pointer to the parent list.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Up">FT_List_Up</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <span class="keyword">void</span> )
  <b>FT_List_Up</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>      list,
              <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  node );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Move a node to the head/top of a list. Used to maintain LRU lists.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>inout</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A pointer to the parent list.</p>
</td></tr>
<tr valign=top><td><b>node</b></td><td>
<p>The node to move.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Iterator">FT_List_Iterator</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <a href="ft2-basic_types.html#FT_Error">FT_Error</a>
  (*<b>FT_List_Iterator</b>)( <a href="ft2-list_processing.html#FT_ListNode">FT_ListNode</a>  node,
                       <span class="keyword">void</span>*        user );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>An FT_List iterator function which is called during a list parse by <a href="ft2-list_processing.html#FT_List_Iterate">FT_List_Iterate</a>.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>node</b></td><td>
<p>The current iteration list node.</p>
</td></tr>
<tr valign=top><td><b>user</b></td><td>
<p>A typeless pointer passed to <a href="ft2-list_processing.html#FT_List_Iterate">FT_List_Iterate</a>. Can be used to point to the iteration's state.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Iterate">FT_List_Iterate</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <a href="ft2-basic_types.html#FT_Error">FT_Error</a> )
  <b>FT_List_Iterate</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>           list,
                   <a href="ft2-list_processing.html#FT_List_Iterator">FT_List_Iterator</a>  iterator,
                   <span class="keyword">void</span>*             user );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Parse a list and calls a given iterator function on each element. Note that parsing is stopped as soon as one of the iterator calls returns a non-zero value.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A handle to the list.</p>
</td></tr>
<tr valign=top><td><b>iterator</b></td><td>
<p>An iterator function, called on each node of the list.</p>
</td></tr>
<tr valign=top><td><b>user</b></td><td>
<p>A user-supplied field which is passed as the second argument to the iterator.</p>
</td></tr>
</table>
</td></tr></table>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>return</b></em></td></tr><tr><td>
<p>The result (a FreeType error code) of the last iterator call.</p>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Destructor">FT_List_Destructor</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  <span class="keyword">typedef</span> <span class="keyword">void</span>
  (*<b>FT_List_Destructor</b>)( <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a>  memory,
                         <span class="keyword">void</span>*      data,
                         <span class="keyword">void</span>*      user );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>An <a href="ft2-list_processing.html#FT_List">FT_List</a> iterator function which is called during a list finalization by <a href="ft2-list_processing.html#FT_List_Finalize">FT_List_Finalize</a> to destroy all elements in a given list.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>system</b></td><td>
<p>The current system object.</p>
</td></tr>
<tr valign=top><td><b>data</b></td><td>
<p>The current object to destroy.</p>
</td></tr>
<tr valign=top><td><b>user</b></td><td>
<p>A typeless pointer passed to <a href="ft2-list_processing.html#FT_List_Iterate">FT_List_Iterate</a>. It can be used to point to the iteration's state.</p>
</td></tr>
</table>
</td></tr></table>
</td></tr></table>
<hr width="75%">
<table align=center width="75%"><tr><td><font size=-2>[<a href="ft2-index.html">Index</a>]</font></td>
<td width="100%"></td>
<td><font size=-2>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table>

<table align=center width="75%"><tr><td>
<h4><a name="FT_List_Finalize">FT_List_Finalize</a></h4>
<table align=center width="87%"><tr><td>
Defined in FT_LIST_H (freetype/ftlist.h).
</td></tr></table><br>
<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>

  FT_EXPORT( <span class="keyword">void</span> )
  <b>FT_List_Finalize</b>( <a href="ft2-list_processing.html#FT_List">FT_List</a>             list,
                    <a href="ft2-list_processing.html#FT_List_Destructor">FT_List_Destructor</a>  destroy,
                    <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a>           memory,
                    <span class="keyword">void</span>*               user );

</pre></table><br>
<table align=center width="87%"><tr><td>
<p>Destroy all elements in the list as well as the list itself.</p>
</td></tr></table><br>
<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>input</b></em></td></tr><tr><td>
<p></p>
<table cellpadding=3 border=0>
<tr valign=top><td><b>list</b></td><td>
<p>A handle to the list.</p>
</td></tr>
<tr valign=top><td><b>destroy</b></td><td>
<p>A list destructor that will be applied to each element of the list.</p>
</td></tr>
<tr valign=top><td><b>memory</b></td><td>
<p>The current memory object which handles deallocation.</p>
</td></tr>
<tr valign=top><td><b>user</b></td><td>
<p>A user-supplied field which is passed as the last argument to the destructor.</p>
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