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| author | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2009-06-28 22:07:26 +0000 |
| commit | 3562e78743202e43aec8727005182a2558117eca (patch) | |
| tree | 8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /freetype/docs/reference/ft2-system_interface.html | |
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Checked in the following released items:
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font-bitstream-speedo-1.0.0.tar.gz
font-bh-ttf-1.0.0.tar.gz
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font-adobe-utopia-100dpi-1.0.1.tar.gz
font-adobe-100dpi-1.0.0.tar.gz
font-util-1.0.1.tar.gz
font-bitstream-75dpi-1.0.0.tar.gz
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font-adobe-utopia-75dpi-1.0.1.tar.gz
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inputproto-1.4.4.tar.gz
compositeproto-0.4.tar.gz
damageproto-1.1.0.tar.gz
zlib-1.2.3.tar.gz
xkbcomp-1.0.5.tar.gz
freetype-2.3.9.tar.gz
pthreads-w32-2-8-0-release.tar.gz
pixman-0.12.0.tar.gz
kbproto-1.0.3.tar.gz
evieext-1.0.2.tar.gz
fixesproto-4.0.tar.gz
recordproto-1.13.2.tar.gz
randrproto-1.2.2.tar.gz
scrnsaverproto-1.1.0.tar.gz
renderproto-0.9.3.tar.gz
xcmiscproto-1.1.2.tar.gz
fontsproto-2.0.2.tar.gz
xextproto-7.0.3.tar.gz
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libXdmcp-1.0.2.tar.gz
libxkbfile-1.0.5.tar.gz
libfontenc-1.0.4.tar.gz
libXfont-1.3.4.tar.gz
libX11-1.1.5.tar.gz
libXau-1.0.4.tar.gz
libxcb-1.1.tar.gz
xorg-server-1.5.3.tar.gz
Diffstat (limited to 'freetype/docs/reference/ft2-system_interface.html')
| -rw-r--r-- | freetype/docs/reference/ft2-system_interface.html | 399 |
1 files changed, 399 insertions, 0 deletions
diff --git a/freetype/docs/reference/ft2-system_interface.html b/freetype/docs/reference/ft2-system_interface.html new file mode 100644 index 000000000..809e2a770 --- /dev/null +++ b/freetype/docs/reference/ft2-system_interface.html @@ -0,0 +1,399 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" +"http://www.w3.org/TR/html4/loose.dtd"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<title>FreeType-2.3.9 API Reference</title> +<style type="text/css"> + body { font-family: Verdana, Geneva, Arial, Helvetica, serif; + color: #000000; + background: #FFFFFF; } + + p { text-align: justify; } + h1 { text-align: center; } + li { text-align: justify; } + td { padding: 0 0.5em 0 0.5em; } + td.left { padding: 0 0.5em 0 0.5em; + text-align: left; } + + a:link { color: #0000EF; } + a:visited { color: #51188E; } + a:hover { color: #FF0000; } + + span.keyword { font-family: monospace; + text-align: left; + white-space: pre; + color: darkblue; } + + pre.colored { color: blue; } + + ul.empty { list-style-type: none; } +</style> +</head> +<body> + +<table align=center><tr><td><font size=-1>[<a href="ft2-index.html">Index</a>]</font></td> +<td width="100%"></td> +<td><font size=-1>[<a href="ft2-toc.html">TOC</a>]</font></td></tr></table> +<center><h1>FreeType-2.3.9 API Reference</h1></center> + +<center><h1> +System Interface +</h1></center> +<h2>Synopsis</h2> +<table align=center cellspacing=5 cellpadding=0 border=0> +<tr><td></td><td><a href="#FT_Memory">FT_Memory</a></td><td></td><td><a href="#FT_MemoryRec">FT_MemoryRec</a></td><td></td><td><a href="#FT_Stream_CloseFunc">FT_Stream_CloseFunc</a></td></tr> +<tr><td></td><td><a href="#FT_Alloc_Func">FT_Alloc_Func</a></td><td></td><td><a href="#FT_Stream">FT_Stream</a></td><td></td><td><a href="#FT_StreamRec">FT_StreamRec</a></td></tr> +<tr><td></td><td><a href="#FT_Free_Func">FT_Free_Func</a></td><td></td><td><a href="#FT_StreamDesc">FT_StreamDesc</a></td><td></td><td></td></tr> +<tr><td></td><td><a href="#FT_Realloc_Func">FT_Realloc_Func</a></td><td></td><td><a href="#FT_Stream_IoFunc">FT_Stream_IoFunc</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 memory management and i/o access. You need to understand this information if you want to use a custom memory manager or you own i/o streams.</p> +</td></tr></table><br> +<table align=center width="75%"><tr><td> +<h4><a name="FT_Memory">FT_Memory</a></h4> +<table align=center width="87%"><tr><td> +<p>A handle to a given memory manager object, defined with an <a href="ft2-system_interface.html#FT_MemoryRec">FT_MemoryRec</a> structure.</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_Alloc_Func">FT_Alloc_Func</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.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_Alloc_Func</b>)( <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a> memory, + <span class="keyword">long</span> size ); + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A function used to allocate ‘size’ bytes from ‘memory’.</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>memory</b></td><td> +<p>A handle to the source memory manager.</p> +</td></tr> +<tr valign=top><td><b>size</b></td><td> +<p>The size in bytes to allocate.</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>Address of new memory block. 0 in case of failure.</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_Free_Func">FT_Free_Func</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.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_Free_Func</b>)( <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a> memory, + <span class="keyword">void</span>* block ); + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A function used to release a given block of memory.</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>memory</b></td><td> +<p>A handle to the source memory manager.</p> +</td></tr> +<tr valign=top><td><b>block</b></td><td> +<p>The address of the target memory block.</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_Realloc_Func">FT_Realloc_Func</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.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_Realloc_Func</b>)( <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a> memory, + <span class="keyword">long</span> cur_size, + <span class="keyword">long</span> new_size, + <span class="keyword">void</span>* block ); + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A function used to re-allocate a given block of memory.</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>memory</b></td><td> +<p>A handle to the source memory manager.</p> +</td></tr> +<tr valign=top><td><b>cur_size</b></td><td> +<p>The block's current size in bytes.</p> +</td></tr> +<tr valign=top><td><b>new_size</b></td><td> +<p>The block's requested new size.</p> +</td></tr> +<tr valign=top><td><b>block</b></td><td> +<p>The block's current address.</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>New block address. 0 in case of memory shortage.</p> +</td></tr></table> +<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>note</b></em></td></tr><tr><td> +<p>In case of error, the old block must still be available.</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_MemoryRec">FT_MemoryRec</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.h). +</td></tr></table><br> +<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre> + + <span class="keyword">struct</span> FT_MemoryRec_ + { + <span class="keyword">void</span>* user; + <a href="ft2-system_interface.html#FT_Alloc_Func">FT_Alloc_Func</a> alloc; + <a href="ft2-system_interface.html#FT_Free_Func">FT_Free_Func</a> free; + <a href="ft2-system_interface.html#FT_Realloc_Func">FT_Realloc_Func</a> realloc; + }; + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A structure used to describe a given memory manager to FreeType 2.</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>user</b></td><td> +<p>A generic typeless pointer for user data.</p> +</td></tr> +<tr valign=top><td><b>alloc</b></td><td> +<p>A pointer type to an allocation function.</p> +</td></tr> +<tr valign=top><td><b>free</b></td><td> +<p>A pointer type to an memory freeing function.</p> +</td></tr> +<tr valign=top><td><b>realloc</b></td><td> +<p>A pointer type to a reallocation function.</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_Stream">FT_Stream</a></h4> +<table align=center width="87%"><tr><td> +<p>A handle to an input stream.</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_StreamDesc">FT_StreamDesc</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.h). +</td></tr></table><br> +<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre> + + <span class="keyword">typedef</span> <span class="keyword">union</span> FT_StreamDesc_ + { + <span class="keyword">long</span> value; + <span class="keyword">void</span>* pointer; + + } <b>FT_StreamDesc</b>; + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A union type used to store either a long or a pointer. This is used to store a file descriptor or a ‘FILE*’ in an input stream.</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_Stream_IoFunc">FT_Stream_IoFunc</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.h). +</td></tr></table><br> +<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre> + + <span class="keyword">typedef</span> <span class="keyword">unsigned</span> <span class="keyword">long</span> + (*<b>FT_Stream_IoFunc</b>)( <a href="ft2-system_interface.html#FT_Stream">FT_Stream</a> stream, + <span class="keyword">unsigned</span> <span class="keyword">long</span> offset, + <span class="keyword">unsigned</span> <span class="keyword">char</span>* buffer, + <span class="keyword">unsigned</span> <span class="keyword">long</span> count ); + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A function used to seek and read data from a given input stream.</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>stream</b></td><td> +<p>A handle to the source stream.</p> +</td></tr> +<tr valign=top><td><b>offset</b></td><td> +<p>The offset of read in stream (always from start).</p> +</td></tr> +<tr valign=top><td><b>buffer</b></td><td> +<p>The address of the read buffer.</p> +</td></tr> +<tr valign=top><td><b>count</b></td><td> +<p>The number of bytes to read from the stream.</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 number of bytes effectively read by the stream.</p> +</td></tr></table> +<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>note</b></em></td></tr><tr><td> +<p>This function might be called to perform a seek or skip operation with a ‘count’ of 0.</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_Stream_CloseFunc">FT_Stream_CloseFunc</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.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_Stream_CloseFunc</b>)( <a href="ft2-system_interface.html#FT_Stream">FT_Stream</a> stream ); + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A function used to close a given input stream.</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>stream</b></td><td> +<p>A handle to the target stream.</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_StreamRec">FT_StreamRec</a></h4> +<table align=center width="87%"><tr><td> +Defined in FT_SYSTEM_H (freetype/ftsystem.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_StreamRec_ + { + <span class="keyword">unsigned</span> <span class="keyword">char</span>* base; + <span class="keyword">unsigned</span> <span class="keyword">long</span> size; + <span class="keyword">unsigned</span> <span class="keyword">long</span> pos; + + <a href="ft2-system_interface.html#FT_StreamDesc">FT_StreamDesc</a> descriptor; + <a href="ft2-system_interface.html#FT_StreamDesc">FT_StreamDesc</a> pathname; + <a href="ft2-system_interface.html#FT_Stream_IoFunc">FT_Stream_IoFunc</a> read; + <a href="ft2-system_interface.html#FT_Stream_CloseFunc">FT_Stream_CloseFunc</a> close; + + <a href="ft2-system_interface.html#FT_Memory">FT_Memory</a> memory; + <span class="keyword">unsigned</span> <span class="keyword">char</span>* cursor; + <span class="keyword">unsigned</span> <span class="keyword">char</span>* limit; + + } <b>FT_StreamRec</b>; + +</pre></table><br> +<table align=center width="87%"><tr><td> +<p>A structure used to describe an input stream.</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>base</b></td><td> +<p>For memory-based streams, this is the address of the first stream byte in memory. This field should always be set to NULL for disk-based streams.</p> +</td></tr> +<tr valign=top><td><b>size</b></td><td> +<p>The stream size in bytes.</p> +</td></tr> +<tr valign=top><td><b>pos</b></td><td> +<p>The current position within the stream.</p> +</td></tr> +<tr valign=top><td><b>descriptor</b></td><td> +<p>This field is a union that can hold an integer or a pointer. It is used by stream implementations to store file descriptors or ‘FILE*’ pointers.</p> +</td></tr> +<tr valign=top><td><b>pathname</b></td><td> +<p>This field is completely ignored by FreeType. However, it is often useful during debugging to use it to store the stream's filename (where available).</p> +</td></tr> +<tr valign=top><td><b>read</b></td><td> +<p>The stream's input function.</p> +</td></tr> +<tr valign=top><td><b>close</b></td><td> +<p>The stream;s close function.</p> +</td></tr> +<tr valign=top><td><b>memory</b></td><td> +<p>The memory manager to use to preload frames. This is set internally by FreeType and shouldn't be touched by stream implementations.</p> +</td></tr> +<tr valign=top><td><b>cursor</b></td><td> +<p>This field is set and used internally by FreeType when parsing frames.</p> +</td></tr> +<tr valign=top><td><b>limit</b></td><td> +<p>This field is set and used internally by FreeType when parsing frames.</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> + +</body> +</html> |