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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="imagickdraw.bezier">
<refnamediv>
<refname>ImagickDraw::bezier</refname>
<refpurpose>Draws a bezier curve</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>bool</type><methodname>ImagickDraw::bezier</methodname>
<methodparam><type>array</type><parameter>coordinates</parameter></methodparam>
</methodsynopsis>
&warn.undocumented.func;
<para>
Draws a bezier curve through a set of points on the image.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>coordinates</parameter></term>
<listitem>
<para>
Multidimensional array like array( array( 'x' => 1, 'y' => 2 ),
array( 'x' => 3, 'y' => 4 ) )
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.void;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>ImagickDraw::bezier</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
function bezier($strokeColor, $fillColor, $backgroundColor) {
$draw = new \ImagickDraw();
$strokeColor = new \ImagickPixel($strokeColor);
$fillColor = new \ImagickPixel($fillColor);
$draw->setStrokeOpacity(1);
$draw->setStrokeColor($strokeColor);
$draw->setFillColor($fillColor);
$draw->setStrokeWidth(2);
$smoothPointsSet = [
[
['x' => 10.0 * 5, 'y' => 10.0 * 5],
['x' => 30.0 * 5, 'y' => 90.0 * 5],
['x' => 25.0 * 5, 'y' => 10.0 * 5],
['x' => 50.0 * 5, 'y' => 50.0 * 5],
],
[
['x' => 50.0 * 5, 'y' => 50.0 * 5],
['x' => 75.0 * 5, 'y' => 90.0 * 5],
['x' => 70.0 * 5, 'y' => 10.0 * 5],
['x' => 90.0 * 5, 'y' => 40.0 * 5],
],
];
foreach ($smoothPointsSet as $points) {
$draw->bezier($points);
}
$disjointPoints = [
[
['x' => 10 * 5, 'y' => 10 * 5],
['x' => 30 * 5, 'y' => 90 * 5],
['x' => 25 * 5, 'y' => 10 * 5],
['x' => 50 * 5, 'y' => 50 * 5],
],
[
['x' => 50 * 5, 'y' => 50 * 5],
['x' => 80 * 5, 'y' => 50 * 5],
['x' => 70 * 5, 'y' => 10 * 5],
['x' => 90 * 5, 'y' => 40 * 5],
]
];
$draw->translate(0, 200);
foreach ($disjointPoints as $points) {
$draw->bezier($points);
}
//Create an image object which the draw commands can be rendered into
$imagick = new \Imagick();
$imagick->newImage(500, 500, $backgroundColor);
$imagick->setImageFormat("png");
//Render the draw commands in the ImagickDraw object
//into the image.
$imagick->drawImage($draw);
//Send the image to the browser
header("Content-Type: image/png");
echo $imagick->getImageBlob();
}
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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