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<p>This section contains the declaration of functions to validate some TrueTypeGX tables (feat, mort, morx, bsln, just, kern, opbd, trak, prop, lcar).</p>
<h2 id="ft_truetypegx_validate">FT_TrueTypeGX_Validate<a class="headerlink" href="#ft_truetypegx_validate" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
- FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
+<div class = "codehilite"><pre><code> FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
<b>FT_TrueTypeGX_Validate</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a> face,
<a href="ft2-basic_types.html#ft_uint">FT_UInt</a> validation_flags,
<a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a> tables[<a href="ft2-gx_validation.html#ft_validate_gx_length">FT_VALIDATE_GX_LENGTH</a>],
<a href="ft2-basic_types.html#ft_uint">FT_UInt</a> table_length );
-</pre>
-</div>
+</code></pre></div>
<p>Validate various TrueTypeGX tables to assure that all offsets and indices are valid. The idea is that a higher-level library that actually does the text layout can access those tables without error checking (which can be quite time consuming).</p>
<h4>input</h4>
<h2 id="ft_truetypegx_free">FT_TrueTypeGX_Free<a class="headerlink" href="#ft_truetypegx_free" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
- FT_EXPORT( <span class="keyword">void</span> )
+<div class = "codehilite"><pre><code> FT_EXPORT( <span class="keyword">void</span> )
<b>FT_TrueTypeGX_Free</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a> face,
<a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a> table );
-</pre>
-</div>
+</code></pre></div>
<p>Free the buffer allocated by TrueTypeGX validator.</p>
<h4>input</h4>
<h2 id="ft_classickern_validate">FT_ClassicKern_Validate<a class="headerlink" href="#ft_classickern_validate" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
- FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
+<div class = "codehilite"><pre><code> FT_EXPORT( <a href="ft2-basic_types.html#ft_error">FT_Error</a> )
<b>FT_ClassicKern_Validate</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a> face,
<a href="ft2-basic_types.html#ft_uint">FT_UInt</a> validation_flags,
<a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a> *ckern_table );
-</pre>
-</div>
+</code></pre></div>
<p>Validate classic (16-bit format) kern table to assure that the offsets and indices are valid. The idea is that a higher-level library that actually does the text layout can access those tables without error checking (which can be quite time consuming).</p>
<p>The ‘kern’ table validator in <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code> deals with both the new 32-bit format and the classic 16-bit format, while FT_ClassicKern_Validate only supports the classic 16-bit format.</p>
<h2 id="ft_classickern_free">FT_ClassicKern_Free<a class="headerlink" href="#ft_classickern_free" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
- FT_EXPORT( <span class="keyword">void</span> )
+<div class = "codehilite"><pre><code> FT_EXPORT( <span class="keyword">void</span> )
<b>FT_ClassicKern_Free</b>( <a href="ft2-base_interface.html#ft_face">FT_Face</a> face,
<a href="ft2-basic_types.html#ft_bytes">FT_Bytes</a> table );
-</pre>
-</div>
+</code></pre></div>
<p>Free the buffer allocated by classic Kern validator.</p>
<h4>input</h4>
<h2 id="ft_validate_gx_length">FT_VALIDATE_GX_LENGTH<a class="headerlink" href="#ft_validate_gx_length" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
-#<span class="keyword">define</span> <b>FT_VALIDATE_GX_LENGTH</b> ( FT_VALIDATE_GX_LAST_INDEX + 1 )
-</pre>
-</div>
+<div class = "codehilite"><pre><code>#<span class="keyword">define</span> <b>FT_VALIDATE_GX_LENGTH</b> ( FT_VALIDATE_GX_LAST_INDEX + 1 )
+</code></pre></div>
<p>The number of tables checked in this module. Use it as a parameter for the <code>table-length</code> argument of function <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code>.</p>
<hr>
<h2 id="ft_validate_gxxxx">FT_VALIDATE_GXXXX<a class="headerlink" href="#ft_validate_gxxxx" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
-#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_feat">FT_VALIDATE_feat</a> FT_VALIDATE_GX_BITFIELD( feat )
+<div class = "codehilite"><pre><code>#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_feat">FT_VALIDATE_feat</a> FT_VALIDATE_GX_BITFIELD( feat )
#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_mort">FT_VALIDATE_mort</a> FT_VALIDATE_GX_BITFIELD( mort )
#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_morx">FT_VALIDATE_morx</a> FT_VALIDATE_GX_BITFIELD( morx )
#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_bsln">FT_VALIDATE_bsln</a> FT_VALIDATE_GX_BITFIELD( bsln )
<a href="ft2-gx_validation.html#ft_validate_trak">FT_VALIDATE_trak</a> | \
<a href="ft2-gx_validation.html#ft_validate_prop">FT_VALIDATE_prop</a> | \
<a href="ft2-gx_validation.html#ft_validate_lcar">FT_VALIDATE_lcar</a> )
-</pre>
-</div>
+</code></pre></div>
<p>A list of bit-field constants used with <code><a href="ft2-gx_validation.html#ft_truetypegx_validate">FT_TrueTypeGX_Validate</a></code> to indicate which TrueTypeGX/AAT Type tables should be validated.</p>
<h4>values</h4>
<h2 id="ft_validate_ckernxxx">FT_VALIDATE_CKERNXXX<a class="headerlink" href="#ft_validate_ckernxxx" title="Permanent link">¶</a></h2>
<p>Defined in FT_GX_VALIDATE_H (freetype/ftgxval.h).</p>
-<div class = "codehilite">
-<pre>
-#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_ms">FT_VALIDATE_MS</a> ( FT_VALIDATE_GX_START << 0 )
+<div class = "codehilite"><pre><code>#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_ms">FT_VALIDATE_MS</a> ( FT_VALIDATE_GX_START << 0 )
#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_apple">FT_VALIDATE_APPLE</a> ( FT_VALIDATE_GX_START << 1 )
#<span class="keyword">define</span> <a href="ft2-gx_validation.html#ft_validate_ckern">FT_VALIDATE_CKERN</a> ( <a href="ft2-gx_validation.html#ft_validate_ms">FT_VALIDATE_MS</a> | <a href="ft2-gx_validation.html#ft_validate_apple">FT_VALIDATE_APPLE</a> )
-</pre>
-</div>
+</code></pre></div>
<p>A list of bit-field constants used with <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code> to indicate the classic kern dialect or dialects. If the selected type doesn't fit, <code><a href="ft2-gx_validation.html#ft_classickern_validate">FT_ClassicKern_Validate</a></code> regards the table as invalid.</p>
<h4>values</h4>
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