This document provides an overview of the Google Maps API. It discusses loading a basic HelloWorld map, basic UI components, and loading location data dynamically from GeoRSS, KML, and custom XML files. It recommends using the GDownloadUrl and GXml functions provided by the API to download and parse location data from external XML sources. The assignment is to demonstrate loading dynamic location data onto a map.

1. Google Maps API Dr. Harry Chen CMSC 491S/691S March 26, 2008

3. HelloWorld What happened here?

4. “View  Page Source” Google Maps API Key (required)

7. Key Map Controls Control: Zoom Control: Map Type Control: Overview http://code.google.com/apis/maps/documentation/controls.html#Controls_overview Control: Pan

8. Control Code Example

9. GMarker Markers : Use GMarker to create markers

10. Customize GMarker Use your own marker icon Use a smaller marker icon http://code.google.com/apis/maps/documentation/overlays.html#Markers

11. OpenInfoWindowHtml This func creates GMarker

16. Read from a custom XML GDownloadUrl: Built-in for downloading any data from a remote URL GXml: XML parser!

18. Assignment #3