1. Mapping with Drupal 7
Lev Tsypin
lev@thinkshout.com
ThinkShout.com

2. Agenda
• Web mapping overview
• Map scripting libraries
• Drupal speak
• Contrib landscape
• Recommendations
• Examples

3. Web mapping overview
• Tiles / base layers
• Overlays
• Vector features (points, polylines,
polygons)
• Raster layers (images, WMS, Canvas)
• Interface components (zoom, layers, etc.)

4. What is Geo Data?
• Latitude / Longitude
• Well Known Text
• KML
• GeoJSON

5. OS Mapping libraries
OpenLayers

6. Commercial Libraries

7. Serving Map Tiles
OpenStreetMap

8. Drupal Speak
• Data storage: Fields
• Map features: Entities (nodes, users, terms)
• Overlays: Files (KML/images),Views, remote
data
• Display:Views formatter or custom code

9. Contrib Landscape

10. Contrib - Fields
• Geofield
• Address Field / Geocoder
• File / Open Layers KML Layer
• Location
• Geolocation Field

11. Note on Input Options
• Pair of decimal fields
• Text area for entering WKT
• Map picker
• KML file
• Geocoded address data

12. Contrib - Display
• OpenLayers
• OpenLayers Taxonomy
• Leaflet
• GMap

13. Misc
• OpenLayers Field
• Mapping
• Development Seed’s MapBox

14. Recommendations
1. Storage: Geofield
2. Input: Geofield, Address Field +
Geocoder, OpenLayers map picker
3. Display: OpenLayers, Leaflet

15. Examples
• Blue Water Baltimore bacteria monitoring
http://bacteria.thinkshoutlabs.com/
• James River Association
http://map.jrava.org/
• Creak Freeks
http://www.creekfreaks.net/map/67

16. Questions?
Lev Tsypin
ThinkShout.com
drupal.org/user/54135
@levelos