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<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.12 $ -->
<refentry xml:id="function.imagefill" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>imagefill</refname>
<refpurpose>Flood fill</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>imagefill</methodname>
<methodparam><type>resource</type><parameter>image</parameter></methodparam>
<methodparam><type>int</type><parameter>x</parameter></methodparam>
<methodparam><type>int</type><parameter>y</parameter></methodparam>
<methodparam><type>int</type><parameter>color</parameter></methodparam>
</methodsynopsis>
<para>
Performs a flood fill starting at the given coordinate (top left is 0, 0)
with the given <parameter>color</parameter> in the
<parameter>image</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&gd.image.description;
<varlistentry>
<term><parameter>x</parameter></term>
<listitem>
<para>
x-coordinate of start point.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>y</parameter></term>
<listitem>
<para>
y-coordinate of start point.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>color</parameter></term>
<listitem>
<para>
The fill color. 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>imagefill</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$im = imagecreatetruecolor(100, 100);
// sets background to red
$red = imagecolorallocate($im, 255, 0, 0);
imagefill($im, 0, 0, $red);
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
?>
]]>
</programlisting>
&example.outputs.similar;
<mediaobject>
<imageobject>
<imagedata fileref="figures/image.imagefill.png"/>
</imageobject>
</mediaobject>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>imagecolorallocate</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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