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<title>Docs For Class Font_Metrics</title>
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<h2 class="class-name">Class Font_Metrics</h2>
<a name="sec-description"></a>
<div class="info-box">
<div class="info-box-title">Description</div>
<div class="nav-bar">
<span class="disabled">Description</span> |
<a href="#sec-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
| <a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
<a href="#sec-const-summary">Constants</a> (<a href="#sec-consts">details</a>)
</div>
<div class="info-box-body">
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">The font metrics class</p>
<div class="description"><p>This class provides information about fonts and text. It can resolve font names into actual installed font files, as well as determine the size of text in a particular font and size.</p></div>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<p class="notes">
Located in <a class="field" href="_include_font_metrics_cls_php.html">/include/font_metrics.cls.php</a> (line <span class="field">63</span>)
</p>
<pre></pre>
</div>
</div>
<a name="sec-const-summary"></a>
<div class="info-box">
<div class="info-box-title">Class Constant Summary</span></div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<span class="disabled">Constants</span> (<a href="#sec-consts">details</a>)
<a href="#sec-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
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|
<a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
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<div class="const-summary">
<div class="const-title">
<img src="../media/images/Constant.png" alt=" " />
<a href="#CACHE_FILE" title="details" class="const-name">CACHE_FILE</a> = <span class="var-type"> __DOMPDF_FONT_CACHE_FILE</span>
</div>
</div>
</div>
</div>
<a name="sec-var-summary"></a>
<div class="info-box">
<div class="info-box-title">Variable Summary</span></div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<span class="disabled">Vars</span> (<a href="#sec-vars">details</a>)
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<a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
<a href="#sec-const-summary">Constants</a> (<a href="#sec-consts">details</a>)
</div>
<div class="info-box-body">
<div class="var-summary">
<div class="var-title">
<span class="var-type">array</span>
<a href="#$_font_lookup" title="details" class="var-name">$_font_lookup</a>
</div>
<div class="var-title">
<span class="var-type">Cpdf</span>
<a href="#$_pdf" title="details" class="var-name">$_pdf</a>
</div>
</div>
</div>
</div>
<a name="sec-method-summary"></a>
<div class="info-box">
<div class="info-box-title">Method Summary</span></div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<a href="#sec-const-summary">Constants</a> (<a href="#sec-consts">details</a>)
<a href="#sec-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
|
<span class="disabled">Methods</span> (<a href="#sec-methods">details</a>)
</div>
<div class="info-box-body">
<div class="method-summary">
<div class="method-definition">
<span class="method-result">string</span>
<a href="#get_font" title="details" class="method-name">get_font</a>
(<span class="var-type">string</span> <span class="var-name">$family</span>, [<span class="var-type">string</span> <span class="var-name">$subtype</span> = <span class="var-default">"normal"</span>])
</div>
<div class="method-definition">
<span class="method-result">array</span>
<a href="#get_font_families" title="details" class="method-name">get_font_families</a>
()
</div>
<div class="method-definition">
<span class="method-result">float</span>
<a href="#get_font_height" title="details" class="method-name">get_font_height</a>
(<span class="var-type">string</span> <span class="var-name">$font</span>, <span class="var-type">float</span> <span class="var-name">$size</span>)
</div>
<div class="method-definition">
<span class="method-result">float</span>
<a href="#get_text_width" title="details" class="method-name">get_text_width</a>
(<span class="var-type">string</span> <span class="var-name">$text</span>, <span class="var-type">string</span> <span class="var-name">$font</span>, <span class="var-type">float</span> <span class="var-name">$size</span>, <span class="var-type">float</span> <span class="var-name">$spacing</span>)
</div>
<div class="method-definition">
<span class="method-result">void</span>
<a href="#init" title="details" class="method-name">init</a>
()
</div>
<div class="method-definition">
<span class="method-result">void</span>
<a href="#load_font_families" title="details" class="method-name">load_font_families</a>
()
</div>
<div class="method-definition">
<span class="method-result">void</span>
<a href="#save_font_families" title="details" class="method-name">save_font_families</a>
()
</div>
<div class="method-definition">
<span class="method-result">void</span>
<a href="#set_font_family" title="details" class="method-name">set_font_family</a>
(<span class="var-type">mixed</span> <span class="var-name">$fontname</span>, <span class="var-type">mixed</span> <span class="var-name">$entry</span>)
</div>
</div>
</div>
</div>
<a name="sec-vars"></a>
<div class="info-box">
<div class="info-box-title">Variables</div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<a href="#sec-var-summary">Vars</a> (<span class="disabled">details</span>)
<a href="#sec-const-summary">Constants</a> (<a href="#sec-consts">details</a>)
|
<a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
</div>
<div class="info-box-body">
<a name="var$_font_lookup" id="$_font_lookup"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<span class="var-title">
<span class="var-type">array</span>
<span class="var-name">$_font_lookup</span>
= <span class="var-default">array()</span> (line <span class="line-number">84</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Array of font family names to font files</p>
<div class="description"><p>Usually cached by the <a href="../dompdf/_load_font_php.html">load_font.php</a> script</p></div>
<ul class="tags">
<li><span class="field">access:</span> protected</li>
<li><span class="field">static:</span> </li>
</ul>
</div>
<a name="var$_pdf" id="$_pdf"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<span class="var-title">
<span class="var-type">Cpdf</span>
<span class="var-name">$_pdf</span>
= <span class="var-default"> null</span> (line <span class="line-number">75</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Underlying Cpdf object to perform text size calculations</p>
<ul class="tags">
<li><span class="field">access:</span> protected</li>
<li><span class="field">static:</span> </li>
</ul>
</div>
</div>
</div>
<a name="sec-methods"></a>
<div class="info-box">
<div class="info-box-title">Methods</div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<a href="#sec-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
<a href="#sec-const-summary">Constants</a> (<a href="#sec-consts">details</a>)
<a href="#sec-method-summary">Methods</a> (<span class="disabled">details</span>)
</div>
<div class="info-box-body">
<A NAME='method_detail'></A>
<a name="methodget_font" id="get_font"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<span class="method-title">get_font</span> (line <span class="line-number">134</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Resolves a font family & subtype into an actual font file</p>
<div class="description"><p>Subtype can be one of 'normal', 'bold', 'italic' or 'bold_italic'. If the particular font family has no suitable font file, the default font (<a href="../dompdf/_dompdf_config_inc_php.html#defineDOMPDF_DEFAULT_FONT">DOMPDF_DEFAULT_FONT</a>) is used. The font file returned is the absolute pathname to the font file on the system.</p></div>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">string</span>
<span class="method-name">
get_font
</span>
(<span class="var-type">string</span> <span class="var-name">$family</span>, [<span class="var-type">string</span> <span class="var-name">$subtype</span> = <span class="var-default">"normal"</span>])
</div>
<ul class="parameters">
<li>
<span class="var-type">string</span>
<span class="var-name">$family</span> </li>
<li>
<span class="var-type">string</span>
<span class="var-name">$subtype</span> </li>
</ul>
</div>
<a name="methodget_font_families" id="get_font_families"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<span class="method-title">get_font_families</span> (line <span class="line-number">185</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Returns the current font lookup table</p>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">array</span>
<span class="method-name">
get_font_families
</span>
()
</div>
</div>
<a name="methodget_font_height" id="get_font_height"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<span class="method-title">get_font_height</span> (line <span class="line-number">118</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Calculates font height</p>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">float</span>
<span class="method-name">
get_font_height
</span>
(<span class="var-type">string</span> <span class="var-name">$font</span>, <span class="var-type">float</span> <span class="var-name">$size</span>)
</div>
<ul class="parameters">
<li>
<span class="var-type">string</span>
<span class="var-name">$font</span> </li>
<li>
<span class="var-type">float</span>
<span class="var-name">$size</span> </li>
</ul>
</div>
<a name="methodget_text_width" id="get_text_width"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<span class="method-title">get_text_width</span> (line <span class="line-number">107</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Calculates text size, in points</p>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">float</span>
<span class="method-name">
get_text_width
</span>
(<span class="var-type">string</span> <span class="var-name">$text</span>, <span class="var-type">string</span> <span class="var-name">$font</span>, <span class="var-type">float</span> <span class="var-name">$size</span>, <span class="var-type">float</span> <span class="var-name">$spacing</span>)
</div>
<ul class="parameters">
<li>
<span class="var-type">string</span>
<span class="var-name">$text</span><span class="var-description">: the text to be sized</span> </li>
<li>
<span class="var-type">string</span>
<span class="var-name">$font</span><span class="var-description">: the desired font</span> </li>
<li>
<span class="var-type">float</span>
<span class="var-name">$size</span><span class="var-description">: the desired font size</span> </li>
<li>
<span class="var-type">float</span>
<span class="var-name">$spacing</span><span class="var-description">: word spacing, if any</span> </li>
</ul>
</div>
<a name="methodinit" id="init"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<span class="method-title">init</span> (line <span class="line-number">91</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Class initialization</p>
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
init
</span>
()
</div>
</div>
<a name="methodload_font_families" id="load_font_families"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<span class="method-title">load_font_families</span> (line <span class="line-number">169</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Loads the stored font family cache</p>
<ul class="tags">
<li><span class="field">static:</span> </li>
<li><span class="field">see:</span> <a href="../dompdf/Font_Metrics.html#methodsave_font_families">Font_Metrics::save_font_families()</a></li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
load_font_families
</span>
()
</div>
</div>
<a name="methodsave_font_families" id="save_font_families"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<span class="method-title">save_font_families</span> (line <span class="line-number">158</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Saves the stored font family cache</p>
<div class="description"><p>The name and location of the cache file are determined by <a href="../dompdf/Font_Metrics.html#constCACHE_FILE">Font_Metrics::CACHE_FILE</a>. This file should be writable by the webserver process.</p></div>
<ul class="tags">
<li><span class="field">static:</span> </li>
<li><span class="field">see:</span> <a href="../dompdf/Font_Metrics.html#methodload_font_families">Font_Metrics::load_font_families()</a></li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
save_font_families
</span>
()
</div>
</div>
<a name="methodset_font_family" id="set_font_family"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<span class="method-title">set_font_family</span> (line <span class="line-number">189</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<ul class="tags">
<li><span class="field">static:</span> </li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
set_font_family
</span>
(<span class="var-type">mixed</span> <span class="var-name">$fontname</span>, <span class="var-type">mixed</span> <span class="var-name">$entry</span>)
</div>
</div>
</div>
</div>
<a name="sec-consts"></a>
<div class="info-box">
<div class="info-box-title">Class Constants</div>
<div class="nav-bar">
<a href="#sec-description">Description</a> |
<a href="#sec-var-summary">Constants</a> (<span class="disabled">details</span>)
<a href="#sec-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
|
<a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
</div>
<div class="info-box-body">
<a name="constCACHE_FILE" id="CACHE_FILE"><!-- --></A>
<div class="oddrow">
<div class="const-header">
<img src="../media/images/Variable.png" />
<span class="const-title">
<span class="const-name">CACHE_FILE</span>
= <span class="const-default"> __DOMPDF_FONT_CACHE_FILE</span>
(line <span class="line-number">68</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
<ul class="tags">
<li><span class="field">see:</span> <a href="../dompdf/_include_font_metrics_cls_php.html#define__DOMPDF_FONT_CACHE_FILE">__DOMPDF_FONT_CACHE_FILE</a></li>
</ul>
</div>
</div>
</div>
<p class="notes" id="credit">
Documentation generated on Fri, 04 Mar 2005 13:31:18 -0700 by <a href="http://www.phpdoc.org" target="_blank">phpDocumentor 1.3.0RC3</a>
</p>
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