php-doc-en/reference/cairo/cairocontext/hascurrentpoint.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->

<refentry xml:id="cairocontext.hascurrentpoint" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>CairoContext::hasCurrentPoint</refname>
  <refname>cairo_has_current_point</refname>
  <refpurpose>The hasCurrentPoint purpose</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <para>&style.oop; (method):</para>
   <methodsynopsis>
   <modifier>public</modifier> <type>bool</type><methodname>CairoContext::hasCurrentPoint</methodname>
   <void />
   </methodsynopsis>
  <para>&style.procedural;:</para>
  <methodsynopsis>
   <type>bool</type><methodname>cairo_has_current_point</methodname>
   <methodparam><type>CairoContext</type><parameter>context</parameter></methodparam>
  </methodsynopsis>
  <para>
   Returns whether a current point is defined on the current path. See <methodname>CairoContext::getCurrentPoint</methodname> for details on the current point.
  </para>
 
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>context</parameter></term>
     <listitem>
      <para>
       A valid <classname>CairoContext</classname> object.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Whether a current point is defined
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>&style.oop;</title>
    <programlisting role="php">
<![CDATA[
<?php

$s = new CairoImageSurface(CairoFormat::ARGB32, 100, 100);
$c = new CairoContext($s);

var_dump($c->hasCurrentPoint());

$c->moveTo(10, 10);

var_dump($c->hasCurrentPoint());

?>
]]>
     </programlisting>
     &example.outputs;
     <screen>
<![CDATA[
bool(false)
bool(true)
]]>
    </screen>
   </example>
  </para>
  <para>
   <example>
    <title>&style.procedural;</title>
    <programlisting role="php">
<![CDATA[
<?php

$s = cairo_image_surface_create(CAIRO_SURFACE_TYPE_IMAGE, 100, 100);
$c = cairo_create($s);

var_dump(cairo_has_current_point($c));

cairo_move_to($c, 10, 10);

var_dump(cairo_has_current_point($c));

?>
]]>
     </programlisting>
     &example.outputs;
     <screen>
<![CDATA[
bool(false)
bool(true)
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><methodname>CairoContext::getCurrentPoint</methodname></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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