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<!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>Restore previously save context</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.ps-restore" class="refentry">
<div class="refnamediv">
<h1 class="refname">ps_restore</h1>
<p class="verinfo">(PECL ps &gt;= 1.1.0)</p><p class="refpurpose"><span class="refname">ps_restore</span> &mdash; <span class="dc-title">Restore previously save context</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ps-restore-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>ps_restore</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$psdoc</code></span>
) : <span class="type">bool</span></div>
<p class="para rdfs-comment">
Restores a previously saved graphics context. Any call of
<span class="function"><a href="ps_save.html" class="function">ps_save()</a></span> must be accompanied by a call to
<span class="function"><strong>ps_restore()</strong></span>. All coordinate transformations, line
style settings, color settings, etc. are being restored to the state
before the call of <span class="function"><a href="ps_save.html" class="function">ps_save()</a></span>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ps-restore-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">psdoc</code></dt>
<dd>
<p class="para">
Resource identifier of the postscript file
as returned by <span class="function"><a href="ps_new.html" class="function">ps_new()</a></span>.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ps-restore-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.ps-restore-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="ps_save.html" class="function" rel="rdfs-seeAlso">ps_save()</a> - Save current context</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>