mirror of
https://github.com/sigmasternchen/php-doc-en
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18dc6d0d46
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@336315 c90b9560-bf6c-de11-be94-00142212c4b1
131 lines
3.6 KiB
XML
131 lines
3.6 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="imagickpixel.construct">
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<refnamediv>
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<refname>ImagickPixel::__construct</refname>
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<refpurpose>The ImagickPixel constructor</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<methodname>ImagickPixel::__construct</methodname>
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<methodparam choice="opt"><type>string</type><parameter>color</parameter></methodparam>
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</methodsynopsis>
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&warn.undocumented.func;
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<para>
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Constructs an ImagickPixel object. If a color is specified, the object is
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constructed and then initialised with that color before being returned.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>color</parameter></term>
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<listitem>
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<para>
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The optional color string to use as the initial value of this object.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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Returns an ImagickPixel object on success, throwing ImagickPixelException on
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failure.
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title> <function>ImagickPixel::construct</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function construct() {
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$columns = 4;
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$exampleColors = array(
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"rgba(100%, 0%, 0%, 0.5)",
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"hsb(33.3333%, 100%, 75%)", // medium green
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"hsl(120, 255, 191.25)", //medium green
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"graya(50%, 0.5)", // semi-transparent mid gray
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"LightCoral", "none", //"cmyk(0.9, 0.48, 0.83, 0.50)",
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"#f00", // #rgb
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"#ff0000", // #rrggbb
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"#ff0000ff", // #rrggbbaa
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"#ffff00000000", // #rrrrggggbbbb
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"#ffff00000000ffff", // #rrrrggggbbbbaaaa
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"rgb(255, 0, 0)", // an integer in the range 0—255 for each component
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"rgb(100.0%, 0.0%, 0.0%)", // a float in the range 0—100% for each component
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"rgb(255, 0, 0)", // range 0 - 255
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"rgba(255, 0, 0, 1.0)", // the same, with an explicit alpha value
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"rgb(100%, 0%, 0%)", // range 0.0% - 100.0%
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"rgba(100%, 0%, 0%, 1.0)", // the same, with an explicit alpha value
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);
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$draw = new \ImagickDraw();
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$count = 0;
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$black = new \ImagickPixel('rgb(0, 0, 0)');
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foreach ($exampleColors as $exampleColor) {
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$color = new \ImagickPixel($exampleColor);
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$draw->setstrokewidth(1.0);
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$draw->setStrokeColor($black);
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$draw->setFillColor($color);
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$offsetX = ($count % $columns) * 50 + 5;
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$offsetY = intval($count / $columns) * 50 + 5;
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$draw->rectangle(0 + $offsetX, 0 + $offsetY, 40 + $offsetX, 40 + $offsetY);
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$count++;
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}
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$image = new \Imagick();
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$image->newImage(350, 350, "blue");
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$image->setImageFormat("png");
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$image->drawImage($draw);
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header("Content-Type: image/png");
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echo $image->getImageBlob();
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"~/.phpdoc/manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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