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<title>Draws a curve (relative)</title>
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<h1 class="refname">SWFShape::drawCurve</h1>
<p class="verinfo">(PHP 4 >= 4.0.5)</p><p class="refpurpose"><span class="refname">SWFShape::drawCurve</span> — <span class="dc-title">Draws a curve (relative)</span></p>
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<div class="refsect1 description" id="refsect1-swfshape.drawcurve-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><strong>SWFShape::drawCurve</strong></span>
( <span class="methodparam"><span class="type">float</span> <code class="parameter">$controldx</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$controldy</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$anchordx</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$anchordy</code></span>
[, <span class="methodparam"><span class="type">float</span> <code class="parameter">$targetdx</code></span>
], <span class="methodparam"><span class="type">float</span> <code class="parameter">$targetdy</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="simpara">
<span class="function"><strong>swfshape::drawcurve()</strong></span> draws a quadratic curve
(using the current line style,set by <span class="function"><a href="swfshape.setline.html" class="function">swfshape::setline()</a></span>)
from the current pen position to the relative position
(<em><code class="parameter">anchorx</code></em>,<em><code class="parameter">anchory</code></em>)
using relative control point
(<em><code class="parameter">controlx</code></em>,<em><code class="parameter">controly</code></em>).
That is, head towards the control point, then smoothly turn to the
anchor point.
</p>
<p class="simpara">
With 6 parameters, it draws a cubic bezier to point
(x+<em><code class="parameter">targetdx</code></em>, x+<em><code class="parameter">targetdy</code></em>)
with control points (x+<em><code class="parameter">controldx</code></em>,
y+<em><code class="parameter">controldy</code></em>) and
(x+<em><code class="parameter">anchordx</code></em>, y+<em><code class="parameter">anchordy</code></em>).
</p>
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<div class="refsect1 seealso" id="refsect1-swfshape.drawcurve-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><strong>SWFShape::drawCurve()</strong></span></li>
</ul>
</p>
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