<!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>Draw an ellipse</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.imagedestroy.html">imagedestroy</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imagefill.html">imagefill</a></div> <div class="up"><a href="ref.image.html">GD and Image Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.imageellipse" class="refentry"> <div class="refnamediv"> <h1 class="refname">imageellipse</h1> <p class="verinfo">(PHP 4 >= 4.0.6, PHP 5)</p><p class="refpurpose"><span class="refname">imageellipse</span> — <span class="dc-title">Draw an ellipse</span></p> </div> <div class="refsect1 description" id="refsect1-function.imageellipse-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>imageellipse</strong></span> ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$image</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$cx</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$cy</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$width</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$height</code></span> , <span class="methodparam"><span class="type">int</span> <code class="parameter">$color</code></span> )</div> <p class="para rdfs-comment"> Draws an ellipse centered at the specified coordinates. </p> </div> <div class="refsect1 parameters" id="refsect1-function.imageellipse-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter"> image</code></em></span><dd> <p class="para">An image resource, returned by one of the image creation functions, such as <span class="function"><a href="function.imagecreatetruecolor.html" class="function">imagecreatetruecolor()</a></span>.</p></dd> </dt> <dt> <span class="term"><em><code class="parameter">cx</code></em></span> <dd> <p class="para"> x-coordinate of the center. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">cy</code></em></span> <dd> <p class="para"> y-coordinate of the center. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">width</code></em></span> <dd> <p class="para"> The ellipse width. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">height</code></em></span> <dd> <p class="para"> The ellipse height. </p> </dd> </dt> <dt> <span class="term"><em><code class="parameter">color</code></em></span> <dd> <p class="para"> The color of the ellipse. A color identifier created with <span class="function"><a href="function.imagecolorallocate.html" class="function">imagecolorallocate()</a></span>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.imageellipse-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <strong><code>TRUE</code></strong> on success or <strong><code>FALSE</code></strong> on failure. </p> </div> <div class="refsect1 examples" id="refsect1-function.imageellipse-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-3224"> <p><strong>Example #1 <span class="function"><strong>imageellipse()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// Create a blank image.<br /></span><span style="color: #0000BB">$image </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecreatetruecolor</span><span style="color: #007700">(</span><span style="color: #0000BB">400</span><span style="color: #007700">, </span><span style="color: #0000BB">300</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Select the background color.<br /></span><span style="color: #0000BB">$bg </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Fill the background with the color selected above.<br /></span><span style="color: #0000BB">imagefill</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">$bg</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Choose a color for the ellipse.<br /></span><span style="color: #0000BB">$col_ellipse </span><span style="color: #007700">= </span><span style="color: #0000BB">imagecolorallocate</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">, </span><span style="color: #0000BB">255</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Draw the ellipse.<br /></span><span style="color: #0000BB">imageellipse</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</span><span style="color: #007700">, </span><span style="color: #0000BB">200</span><span style="color: #007700">, </span><span style="color: #0000BB">150</span><span style="color: #007700">, </span><span style="color: #0000BB">300</span><span style="color: #007700">, </span><span style="color: #0000BB">200</span><span style="color: #007700">, </span><span style="color: #0000BB">$col_ellipse</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Output the image.<br /></span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-type: image/png"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">imagepng</span><span style="color: #007700">(</span><span style="color: #0000BB">$image</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="mediaobject"> <div class="imageobject"> <img src="images/21009b70229598c6a80eef8b45bf282b-imageellipse.png" alt="Output of example : imageellipse()" width="400" height="300" /> </div> </div> </div> </p> </div> <div class="refsect1 notes" id="refsect1-function.imageellipse-notes"> <h3 class="title">Notes</h3> <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> This function requires GD 2.0.2 or later. </p> </p></blockquote> </div> <div class="refsect1 seealso" id="refsect1-function.imageellipse-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="function.imagefilledellipse.html" class="function" rel="rdfs-seeAlso">imagefilledellipse()</a> - Draw a filled ellipse</span></li> <li class="member"> <span class="function"><a href="function.imagearc.html" class="function" rel="rdfs-seeAlso">imagearc()</a> - Draws an arc</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="function.imagedestroy.html">imagedestroy</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.imagefill.html">imagefill</a></div> <div class="up"><a href="ref.image.html">GD and Image Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>