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<title>Multiplies the item's color transform</title>
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<h1 class="refname">SWFDisplayItem::multColor</h1>
<p class="verinfo">(PHP 4 >= 4.0.5)</p><p class="refpurpose"><span class="refname">SWFDisplayItem::multColor</span> — <span class="dc-title">Multiplies the item's color transform</span></p>
</div>
<div class="refsect1 description" id="refsect1-swfdisplayitem.multcolor-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type"><span class="type void">void</span></span> <span class="methodname"><strong>SWFDisplayItem::multColor</strong></span>
( <span class="methodparam"><span class="type">float</span> <code class="parameter">$red</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$green</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$blue</code></span>
[, <span class="methodparam"><span class="type">float</span> <code class="parameter">$a</code></span>
] )</div>
<div class="warning"><strong class="warning">Warning</strong><p class="simpara">This function is
<em class="emphasis">EXPERIMENTAL</em>. The behaviour of this function, its name, and
surrounding documentation may change without notice in a future release of PHP.
This function should be used at your own risk.
</p></div>
<p class="para">
<span class="function"><strong>swfdisplayitem::multcolor()</strong></span> multiplies the item's
color transform by the given values.
</p>
<p class="simpara">
The object may be a <span class="function"><strong>swfshape()</strong></span>, a
<span class="function"><strong>swfbutton()</strong></span>, a <span class="function"><strong>swftext()</strong></span> or a
<span class="function"><strong>swfsprite()</strong></span> object. It must have been added using
the <span class="function"><a href="swfmovie.add.html" class="function">swfmovie::add()</a></span>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-swfdisplayitem.multcolor-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
These parameters are floats between 0.0 and 1.0:
<dl>
<dt>
<span class="term"><em><code class="parameter">red</code></em></span>
<dd>
<p class="para">
Value of red component
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">green</code></em></span>
<dd>
<p class="para">
Value of green component
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">blue</code></em></span>
<dd>
<p class="para">
Value of blue component
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">a</code></em></span>
<dd>
<p class="para">
Value of alpha component
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-swfdisplayitem.multcolor-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
No value is returned.
</p>
</div>
<div class="refsect1 examples" id="refsect1-swfdisplayitem.multcolor-examples">
<h3 class="title">Examples</h3>
<p class="para">
This simple example will modify your picture's atmosphere
to Halloween (use a landscape or bright picture).
<div class="example" id="example-3545">
<p><strong>Example #1 <span class="function"><strong>swfdisplayitem::multcolor()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />$b </span><span style="color: #007700">= new </span><span style="color: #0000BB">SWFBitmap</span><span style="color: #007700">(</span><span style="color: #0000BB">file_get_contents</span><span style="color: #007700">(</span><span style="color: #DD0000">"backyard.jpg"</span><span style="color: #007700">));<br /></span><span style="color: #FF8000">// note use your own picture :-)<br /></span><span style="color: #0000BB">$s </span><span style="color: #007700">= new </span><span style="color: #0000BB">SWFShape</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">setRightFill</span><span style="color: #007700">(</span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">addFill</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">drawLine</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getWidth</span><span style="color: #007700">(), </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">drawLine</span><span style="color: #007700">(</span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getHeight</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">drawLine</span><span style="color: #007700">(-</span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getWidth</span><span style="color: #007700">(), </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">drawLine</span><span style="color: #007700">(</span><span style="color: #0000BB">0</span><span style="color: #007700">, -</span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getHeight</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$m </span><span style="color: #007700">= new </span><span style="color: #0000BB">SWFMovie</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-></span><span style="color: #0000BB">setDimension</span><span style="color: #007700">(</span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getWidth</span><span style="color: #007700">(), </span><span style="color: #0000BB">$b</span><span style="color: #007700">-></span><span style="color: #0000BB">getHeight</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">$m</span><span style="color: #007700">-></span><span style="color: #0000BB">add</span><span style="color: #007700">(</span><span style="color: #0000BB">$s</span><span style="color: #007700">);<br /><br />for (</span><span style="color: #0000BB">$n</span><span style="color: #007700">=</span><span style="color: #0000BB">0</span><span style="color: #007700">; </span><span style="color: #0000BB">$n</span><span style="color: #007700"><=</span><span style="color: #0000BB">20</span><span style="color: #007700">; ++</span><span style="color: #0000BB">$n</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$i</span><span style="color: #007700">-></span><span style="color: #0000BB">multColor</span><span style="color: #007700">(</span><span style="color: #0000BB">1.0</span><span style="color: #007700">-</span><span style="color: #0000BB">$n</span><span style="color: #007700">/</span><span style="color: #0000BB">10</span><span style="color: #007700">, </span><span style="color: #0000BB">1.0</span><span style="color: #007700">, </span><span style="color: #0000BB">1.0</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$i</span><span style="color: #007700">-></span><span style="color: #0000BB">addColor</span><span style="color: #007700">(</span><span style="color: #0000BB">0xff</span><span style="color: #007700">*</span><span style="color: #0000BB">$n</span><span style="color: #007700">/</span><span style="color: #0000BB">20</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">, </span><span style="color: #0000BB">0</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$m</span><span style="color: #007700">-></span><span style="color: #0000BB">nextFrame</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">'Content-type: application/x-shockwave-flash'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$m</span><span style="color: #007700">-></span><span style="color: #0000BB">output</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
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