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@@ -114,7 +114,7 @@ TQt rather than good (or bad) algorithms for drawing charts.
</pre>
<p> To draw a horizontal bar chart we need the array of scaled values, the
total value (so that we can calculate and draw percentages if
-retquired) and a count of the number of values.
+required) and a count of the number of values.
<p> <pre> double width = m_canvas-&gt;width();
double height = m_canvas-&gt;height();
int proheight = int(height / count);