_height</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="#SMALL_CORNER-constant" title="ExampleApp::MetalPanel::SMALL_CORNER (constant)">SMALL_CORNER</a></span></span>

  <span class='comment'># Gotta define this first so we can set the color.
</span>  <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_upper_left_corner'>upper_left_corner</span> <span class='op'>=</span> <span class='const'><span class='object_link'><a href="../Z