 complex path we allow the user to type in text and
convert the text to paths. This is done using the
<code>QPainterPath::addText()</code> function.</p>

<p>The lens is drawn using a single call to <code>drawEllipse()</code>, using
a <code>QRadialGradient</code> to fill it with a specialized color table,
giving the effect of the Sun's reflection and a drop shadow. The lens
is cached as a pixmap for better performance.</p>

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