This results in slider placement including "excess" length, where the
curve is not applied to the placed path. This is generally not what we
want.
I considered adding a bool parameter (or enum) to change the
floor/rounding mode, but on further examination I think this is what we
always expect from this function.
- When a selection is made (via the timeline) the selection tool should become the select tool.
- When the selection tool is changed to anything *but* the select tool, the selection should be cleared.