<!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>Transform a coordinate</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="cairocontext.curveto.html">CairoContext::curveTo</a></div> <div class="next" style="text-align: right; float: right;"><a href="cairocontext.devicetouserdistance.html">CairoContext::deviceToUserDistance</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.devicetouser" class="refentry"> <div class="refnamediv"> <h1 class="refname">CairoContext::deviceToUser</h1> <h1 class="refname">cairo_device_to_user</h1> <p class="verinfo">(PECL cairo >= 0.1.0)</p><p class="refpurpose"><span class="refname">CairoContext::deviceToUser</span> -- <span class="refname">cairo_device_to_user</span> — <span class="dc-title">Transform a coordinate</span></p> </div> <div class="refsect1 description" id="refsect1-cairocontext.devicetouser-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::deviceToUser</strong></span> ( <span class="methodparam"><span class="type">float</span> <code class="parameter">$x</code></span> , <span class="methodparam"><span class="type">float</span> <code class="parameter">$y</code></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_device_to_user</strong></span> ( <span class="methodparam"><span class="type"><a href="class.cairocontext.html" class="type CairoContext">CairoContext</a></span> <code class="parameter">$context</code></span> , <span class="methodparam"><span class="type">float</span> <code class="parameter">$x</code></span> , <span class="methodparam"><span class="type">float</span> <code class="parameter">$y</code></span> )</div> <p class="para rdfs-comment"> Transform a coordinate from device space to user space by multiplying the given point by the inverse of the current transformation matrix (CTM). </p> </div> <div class="refsect1 parameters" id="refsect1-cairocontext.devicetouser-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"> A valid <a href="class.cairocontext.html" class="classname">CairoContext</a> object created with <span class="methodname"><a href="cairocontext.construct.html" class="methodname">CairoContext::__construct()</a></span> or <span class="function"><a href="function.cairo-create.html" class="function">cairo_create()</a></span> </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">x</code></em></span> <dd> <p class="para"> x value of the coordinate </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">y</code></em></span> <dd> <p class="para"> y value of the coordinate </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-cairocontext.devicetouser-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> An array containing the x and y coordinates in the user-space </p> </div> <div class="refsect1 seealso" id="refsect1-cairocontext.devicetouser-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="methodname"><a href="cairocontext.devicetouserdistance.html" class="methodname" rel="rdfs-seeAlso">CairoContext::deviceToUserDistance()</a> - Transform a distance</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.curveto.html">CairoContext::curveTo</a></div> <div class="next" style="text-align: right; float: right;"><a href="cairocontext.devicetouserdistance.html">CairoContext::deviceToUserDistance</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>