e>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="struct_vect_sharp_1_1_colour.html">Colour</a>?&#160;</td>
          <td class="paramname"><em>background</em> = <code>null</code>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="class_vect_sharp_1_1_canvas_1_1_avalonia_context_interpreter.html#ab1be8c4c6246dad9c92fcc3f2b