php-doc-en/reference/image/functions/imageellipse.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.imageellipse" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>imageellipse</refname>
  <refpurpose>Draw an ellipse</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>imageellipse</methodname>
   <methodparam><type>resource</type><parameter>image</parameter></methodparam>
   <methodparam><type>int</type><parameter>cx</parameter></methodparam>
   <methodparam><type>int</type><parameter>cy</parameter></methodparam>
   <methodparam><type>int</type><parameter>width</parameter></methodparam>
   <methodparam><type>int</type><parameter>height</parameter></methodparam>
   <methodparam><type>int</type><parameter>color</parameter></methodparam>
  </methodsynopsis>
  <para>
   Draws an ellipse centered at the specified coordinates.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    &gd.image.description;
    <varlistentry>
     <term><parameter>cx</parameter></term>
     <listitem>
      <para>
       x-coordinate of the center.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>cy</parameter></term>
     <listitem>
      <para>
       y-coordinate of the center.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>width</parameter></term>
     <listitem>
      <para>
       The ellipse width.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>height</parameter></term>
     <listitem>
      <para>
       The ellipse height.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>color</parameter></term>
     <listitem>
      <para>
       The color of the ellipse. A color identifier created with
       <function>imagecolorallocate</function>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>imageellipse</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php

// Create a blank image.
$image = imagecreatetruecolor(400, 300);

// Select the background color.
$bg = imagecolorallocate($image, 0, 0, 0);

// Fill the background with the color selected above.
imagefill($image, 0, 0, $bg);

// Choose a color for the ellipse.
$col_ellipse = imagecolorallocate($image, 255, 255, 255);

// Draw the ellipse.
imageellipse($image, 200, 150, 300, 200, $col_ellipse);

// Output the image.
header("Content-type: image/png");
imagepng($image);

?>
]]>
    </programlisting>
    &example.outputs.similar;
    <mediaobject>
     <alt>Output of example : imageellipse()</alt>
     <imageobject>
      <imagedata fileref="en/reference/image/figures/imageellipse.png"/>
     </imageobject>
    </mediaobject>
   </example>
  </para>
 </refsect1>
 <refsect1 role="notes">
  &reftitle.notes;
  <note>
   <para>
    This function requires GD 2.0.2 or later.
   </para>
  </note>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>imagefilledellipse</function></member>
    <member><function>imagearc</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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