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<title>Retrieves RGB components of a color</title>
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<h1 class="refname">ncurses_color_content</h1>
<p class="verinfo">(PHP 4 >= 4.3.0, PHP 5 < 5.3.0, PECL ncurses >= 1.0.0)</p><p class="refpurpose"><span class="refname">ncurses_color_content</span> — <span class="dc-title">Retrieves RGB components of a color</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ncurses-color-content-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><strong>ncurses_color_content</strong></span>
( <span class="methodparam"><span class="type">int</span> <code class="parameter">$color</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter reference">&$r</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter reference">&$g</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter reference">&$b</code></span>
)</div>
<p class="para rdfs-comment">
Retrieves the red, green, and blue components for the given color definition.
Terminal color capabilities must be initialized with
<span class="function"><a href="function.ncurses-start-color.html" class="function">ncurses_start_color()</a></span> prior to calling this function.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ncurses-color-content-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">color</code></em></span>
<dd>
<p class="para">
The number of the color to retrieve information for. May be one of the
pre-defined color constants.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">r</code></em></span>
<dd>
<p class="para">
A reference to which to return the red component of the color. The value
returned to the reference will be between 0 and 1000.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">g</code></em></span>
<dd>
<p class="para">
A reference to which to return the green component of the color. The value
returned to the reference will be between 0 and 1000.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">b</code></em></span>
<dd>
<p class="para">
A reference to which to return the blue component of the color. The value
returned to the reference will be between 0 and 1000.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ncurses-color-content-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <em>-1</em> if the function was successful, and
<em>0</em> if ncurses or terminal color capabilities have not been
initialized.
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.ncurses-color-content-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.ncurses-init-color.html" class="function" rel="rdfs-seeAlso">ncurses_init_color()</a> - Define a terminal color</span></li>
<li class="member"> <span class="function"><a href="function.ncurses-start-color.html" class="function" rel="rdfs-seeAlso">ncurses_start_color()</a> - Initializes color functionality</span></li>
</ul>
</p>
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