<!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>Get the font extents</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="cairocontext.fillpreserve.html">CairoContext::fillPreserve</a></div> <div class="next" style="text-align: right; float: right;"><a href="cairocontext.getantialias.html">CairoContext::getAntialias</a></div> <div class="up"><a href="class.cairocontext.html">CairoContext</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="cairocontext.fontextents" class="refentry"> <div class="refnamediv"> <h1 class="refname">CairoContext::fontExtents</h1> <h1 class="refname">cairo_font_extents</h1> <p class="verinfo">(PECL cairo >= 0.1.0)</p><p class="refpurpose"><span class="refname">CairoContext::fontExtents</span> -- <span class="refname">cairo_font_extents</span> — <span class="dc-title">Get the font extents</span></p> </div> <div class="refsect1 description" id="refsect1-cairocontext.fontextents-description"> <h3 class="title">Description</h3> <p class="para">Object oriented style (method):</p> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type">array</span> <span class="methodname"><strong>CairoContext::fontExtents</strong></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment">Procedural style:</p> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><strong>cairo_font_extents</strong></span> ( <span class="methodparam"><span class="type"><a href="class.cairocontext.html" class="type CairoContext">CairoContext</a></span> <code class="parameter">$context</code></span> )</div> <p class="para rdfs-comment"> Gets the font extents for the currently selected font. </p> </div> <div class="refsect1 parameters" id="refsect1-cairocontext.fontextents-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter">context</code></em></span> <dd> <p class="para"> Description... </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-cairocontext.fontextents-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> An array containing the font extents for the current font. </p> </div> <div class="refsect1 examples" id="refsect1-cairocontext.fontextents-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-2877"> <p><strong>Example #1 Object oriented style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br />$sur </span><span style="color: #007700">= new </span><span style="color: #0000BB">CairoImageSurface</span><span style="color: #007700">(</span><span style="color: #0000BB">CairoFormat</span><span style="color: #007700">::</span><span style="color: #0000BB">ARGB32</span><span style="color: #007700">, </span><span style="color: #0000BB">50</span><span style="color: #007700">, </span><span style="color: #0000BB">50</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$con </span><span style="color: #007700">= new </span><span style="color: #0000BB">CairoContext</span><span style="color: #007700">(</span><span style="color: #0000BB">$sur</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$con</span><span style="color: #007700">-></span><span style="color: #0000BB">fontExtents</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> array(5) { ["ascent"]=> float(10) ["descent"]=> float(3) ["height"]=> float(13.3125) ["max_x_advance"]=> float(26.65625) ["max_y_advance"]=> float(0) } </pre></div> </div> </div> </p> <p class="para"> <div class="example" id="example-2878"> <p><strong>Example #2 Procedural style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br />$sur </span><span style="color: #007700">= </span><span style="color: #0000BB">cairo_image_surface_create</span><span style="color: #007700">(</span><span style="color: #0000BB">CAIRO_FORMAT_ARGB32</span><span style="color: #007700">, </span><span style="color: #0000BB">50</span><span style="color: #007700">, </span><span style="color: #0000BB">50</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$con </span><span style="color: #007700">= </span><span style="color: #0000BB">cairo_create</span><span style="color: #007700">(</span><span style="color: #0000BB">$sur</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">cairo_font_extents</span><span style="color: #007700">(</span><span style="color: #0000BB">$con</span><span style="color: #007700">));<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> array(5) { ["ascent"]=> float(10) ["descent"]=> float(3) ["height"]=> float(13.3125) ["max_x_advance"]=> float(26.65625) ["max_y_advance"]=> float(0) } </pre></div> </div> </div> </p> </div> <div class="refsect1 seealso" id="refsect1-cairocontext.fontextents-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="methodname"><strong>Classname::Method()</strong></span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="cairocontext.fillpreserve.html">CairoContext::fillPreserve</a></div> <div class="next" style="text-align: right; float: right;"><a href="cairocontext.getantialias.html">CairoContext::getAntialias</a></div> <div class="up"><a href="class.cairocontext.html">CairoContext</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>