imagerectangle.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.imagerectangle" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>imagerectangle</refname>
  <refpurpose>Zeichnet ein Rechteck</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>imagerectangle</methodname>
   <methodparam><type>GdImage</type><parameter>image</parameter></methodparam>
   <methodparam><type>int</type><parameter>x1</parameter></methodparam>
   <methodparam><type>int</type><parameter>y1</parameter></methodparam>
   <methodparam><type>int</type><parameter>x2</parameter></methodparam>
   <methodparam><type>int</type><parameter>y2</parameter></methodparam>
   <methodparam><type>int</type><parameter>color</parameter></methodparam>
  </methodsynopsis>
  <para>
   <function>imagerectangle</function> erzeugt ein Rechteck mit den angegebenen
   Koordinaten.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    &gd.image.description;
    <varlistentry>
     <term><parameter>x1</parameter></term>
     <listitem>
      <para>
       Obere linke x-Koordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y1</parameter></term>
     <listitem>
      <para>
       Obere linke y-Koordinate.
       0,0 ist die obere linke Ecke des Bildes.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>x2</parameter></term>
     <listitem>
      <para>
       Untere rechte x-Koordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y2</parameter></term>
     <listitem>
      <para>
       Untere rechte y-Koordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>color</parameter></term>
     <listitem>
      <para>
       &gd.identifier.color;
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     &gd.changelog.image-param;
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Einfaches <function>imagerectangle</function>-Beispiel</title>
    <programlisting role="php">
<![CDATA[
<?php
// Erzeuge ein 200x200-Bild
$canvas = imagecreatetruecolor(200, 200);

// Alloziere Farben
$pink = imagecolorallocate($canvas, 255, 105, 180);
$white = imagecolorallocate($canvas, 255, 255, 255);
$green = imagecolorallocate($canvas, 132, 135, 28);

// Zeichne drei Rechtecke mit unterschiedlicher Farbe
imagerectangle($canvas, 50, 50, 150, 150, $pink);
imagerectangle($canvas, 45, 60, 120, 100, $white);
imagerectangle($canvas, 100, 120, 75, 160, $green);

// Ausgabe
header('Content-Type: image/jpeg');
imagejpeg($canvas);
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <mediaobject>
     <alt>Ausgabe des Beispiels: Einfaches imagerectangle()-Beispiel</alt>
     <imageobject>
      <imagedata fileref="en/reference/image/figures/imagerectangle.jpg"/>
     </imageobject>
    </mediaobject>
   </example>
  </para>
 </refsect1>

</refentry>
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