Fix issue that rectangle can't move to clicked destination on navigator.
Fix issue that rectangle can't move to clicked destination on navigator.

This issue can reproduce by these steps.
1. Open http://localhost:8000/test/demo/coordinates.html
2. Click Rotate button
3. Click canvas of navigator

jmnetus/openseadragon,rdlester/openseadragon,jmnetus/openseadragon,openseadragon/openseadragon,openseadragon/openseadragon,avandecreme/openseadragon,avandecreme/openseadragon,msalsbery/openseadragon,seanich/openseadragon,msalsbery/openseadragon,seanich/openseadragon,rdlester/openseadragon,LarissaSmith/openseadragon,LarissaSmith/openseadragon