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author | Gabriel de Dietrich <gabriel.dietrich-de@nokia.com> | 2012-08-17 13:23:19 +0200 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-08-20 12:20:55 +0200 |
commit | 806dda08d685bc5f9ed71dfe8b61f21848d48066 (patch) | |
tree | a63533a1c4a335ae17adc105abb0ae4e62e2f26e /examples/widgets/painting/deform/pathdeform.html | |
parent | 9f942014e31842b512c3198de035d041c59f54a9 (diff) |
Moving .qdoc files under examples/widgets/doc
Updated those .qdoc files to refer to the new relative examples
emplacement. Images and snippets to be moved later.
Also grouped all widgets related examples under widgets.
Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f
Reviewed-by: J-P Nurmi <j-p.nurmi@nokia.com>
Diffstat (limited to 'examples/widgets/painting/deform/pathdeform.html')
-rw-r--r-- | examples/widgets/painting/deform/pathdeform.html | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/examples/widgets/painting/deform/pathdeform.html b/examples/widgets/painting/deform/pathdeform.html new file mode 100644 index 0000000000..b3f63a8e0a --- /dev/null +++ b/examples/widgets/painting/deform/pathdeform.html @@ -0,0 +1,24 @@ +<html> +<center> +<h2>Vector deformation</h2> +</center> + +<p>This demo shows how to use advanced vector techniques to draw text +using a <code>QPainterPath</code>.</p> + +<p>We define a vector deformation field in the shape of a lens and apply +this to all points in a path. This means that what is rendered on +screen is not pixel manipulation, but modified vector representations of +the glyphs themselves. This is visible from the high quality of the +antialiased edges for the deformed glyphs.</p> + +<p>To get a fairly 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> + +</html> |