The document discusses the process of collecting spatial survey data offline through the use of Leaflet and OpenStreetMap. It details the Android app developed with Leaflet.Draw, allowing users to digitize geographical features such as points, lines, and polygons. Additionally, the collected data is stored in GeoJSON format.

1. Collecting spatial survey data off-line using leaflet and open street map
@sing_louise louise.sing@forestry.gsi.gov.uk louise.sing@ed.ac.uk
http://leafletjs.com/
Leaflet.draw
https://www.openstreetmap.org
Android app built using
Leaflet.draw and
openstreetmap tiles

2. Data stored in
GeoJSON format
Digitise points, lines
and polygons