php-doc-en/reference/image/functions/imagedashedline.xml

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<refentry xml:id="function.imagedashedline" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>imagedashedline</refname>
  <refpurpose>Draw a dashed line</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>imagedashedline</methodname>
   <methodparam><type>resource</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>
   This function is deprecated. Use combination of
   <function>imagesetstyle</function> and <function>imageline</function>
   instead.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    &gd.image.description;
    <varlistentry>
     <term><parameter>x1</parameter></term>
     <listitem>
      <para>
       Upper left x coordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y1</parameter></term>
     <listitem>
      <para>
       Upper left y coordinate 0, 0 is the top left corner of the image.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>x2</parameter></term>
     <listitem>
      <para>
       Bottom right x coordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>y2</parameter></term>
     <listitem>
      <para>
       Bottom right y coordinate.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>color</parameter></term>
     <listitem>
      <para>
       The fill color. &gd.identifier.color;
      </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>imagedashedline</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);

// Draw a vertical dashed line
imagedashedline($im, 50, 25, 50, 75, $white);

// Save the image
imagepng($im, './dashedline.png');
imagedestroy($im);
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <mediaobject>
     <alt>Output of example : imagedashedline()</alt>
     <imageobject>
      <imagedata fileref="en/reference/image/figures/imagedashedline.png"/>
     </imageobject>
    </mediaobject>
   </example>
   <example>
    <title>Alternative to <function>imagedashedline</function></title>
    <programlisting role="php">
<![CDATA[
<?php
// Create a 100x100 image
$im = imagecreatetruecolor(100, 100);
$white = imagecolorallocate($im, 0xFF, 0xFF, 0xFF);

// Define our style: First 4 pixels is white and the 
// next 4 is transparent. This creates the dashed line effect
$style = Array(
                $white, 
                $white, 
                $white, 
                $white, 
                IMG_COLOR_TRANSPARENT, 
                IMG_COLOR_TRANSPARENT, 
                IMG_COLOR_TRANSPARENT, 
                IMG_COLOR_TRANSPARENT
                );

imagesetstyle($im, $style);

// Draw the dashed line
imageline($im, 50, 25, 50, 75, IMG_COLOR_STYLED);

// Save the image
imagepng($im, './imageline.png');
imagedestroy($im);
?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <simplelist>
   <member><function>imagesetstyle</function></member>
   <member><function>imageline</function></member>
  </simplelist>
 </refsect1>
</refentry>

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