 0 24 24"><use href="../assets/icons.svg#icon-anchor"></use></svg></a></li><li class="tsd-description"><div class="tsd-comment tsd-typography"><p>Returns the cell at a given x-coordinate in document coordinates.
This information is only valid when this layout has been performed and <a href="Layout.html#isValidLayout" class="tsd-kind-accessor">go.Layout.isValidLayout</a> is true.</p>
<p>If the point is to left of the column 0, this method returns -1.
If the point to to the right of the last column, this retu