em:ab5b79dbb6f086902396bf5fd4c2248ef inherit pub_methods_classChart_1_1Base"><td class="memItemLeft" align="right" valign="top">private array&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classChart_1_1Base.html#ab5b79dbb6f086902396bf5fd4c2248ef">_find_x_range</a> ()</td></tr>
<tr class="memdesc:ab5b79dbb6f086902396bf5fd4c2248ef inherit pub_methods_classChart_1_1Base"><td class="mdescLeft">&#160;</td><td class="mdescRight">Find minimum and maximum value of x data sets.  <a href="#ab