mirror of
https://github.com/sigmasternchen/php-doc-en
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4a6f7e12d8
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@244152 c90b9560-bf6c-de11-be94-00142212c4b1
105 lines
3 KiB
XML
Executable file
105 lines
3 KiB
XML
Executable file
<?xml version='1.0' encoding='iso-8859-1'?>
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<!-- $Revision: 1.8 $ -->
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<refentry xml:id="function.imagelayereffect" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>imagelayereffect</refname>
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<refpurpose>Set the alpha blending flag to use the bundled libgd layering effects</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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<type>bool</type><methodname>imagelayereffect</methodname>
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<methodparam><type>resource</type><parameter>image</parameter></methodparam>
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<methodparam><type>int</type><parameter>effect</parameter></methodparam>
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</methodsynopsis>
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<para>
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Set the alpha blending flag to use the bundled libgd layering effects.
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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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&gd.image.description;
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<varlistentry>
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<term><parameter>effect</parameter></term>
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<listitem>
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<para>
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One of the following constants:
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<variablelist>
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<varlistentry>
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<term><constant>IMG_EFFECT_REPLACE</constant></term>
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<listitem>
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<simpara>
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Use pixel replacement (equivalent of passing &true; to
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<function>imagealphablending</function>)
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</simpara>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><constant>IMG_EFFECT_ALPHABLEND</constant></term>
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<listitem>
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<simpara>
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Use normal pixel blending (equivalent of passing &false; to
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<function>imagealphablending</function>)
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</simpara>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><constant>IMG_EFFECT_NORMAL</constant></term>
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<listitem>
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<simpara>
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Same as <constant>IMG_EFFECT_ALPHABLEND</constant>.
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</simpara>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><constant>IMG_EFFECT_OVERLAY</constant></term>
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<listitem>
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<simpara>
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Overlay has the effect that black background pixels will remain
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black, white background pixels will remain white, but grey
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background pixels will take the colour of the foreground pixel.
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</simpara>
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</listitem>
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</varlistentry>
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</variablelist>
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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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&return.success;
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</para>
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</refsect1>
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<refsect1 role="notes">
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&reftitle.notes;
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¬e.bundled.gd;
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¬e.gd.2;
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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:"../../../../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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