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<p>put the legend on the top of the data plot </p>
<p>Overwrite the base class _draw_top_legend</p>
<dl class="section return"><dt>Returns</dt><dd>status </dd></dl>

<p>Reimplemented from <a class="el" href="classChart_1_1Base.html#a2f3f15efadc46484126c94780748a534">Chart::Base</a>.</p>

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