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GIS Applications on the Web

  1. 1. GIS Applications on the Web: Possibilities and Limitations Andre Charland Founder CEO, Nitobi
  2. 2. Who am I? <ul><li>Founder, President of Nitobi </li></ul><ul><li>10 yrs of web development </li></ul><ul><li>Ajax & usability Evangelist </li></ul><ul><li>Blogger </li></ul><ul><li>Speaker </li></ul><ul><li>Author </li></ul>
  3. 3. What is Nitobi? <ul><li>AJAX Experts </li></ul><ul><li>10 Employees </li></ul><ul><li>Founded in Vancouver, 1998 </li></ul><ul><li>100s of AJAX Customers </li></ul><ul><li>Enterprise AJAX for Prentice Hall </li></ul>
  4. 4. Customers
  5. 5. Discuss <ul><li>What is AJAX </li></ul><ul><li>First apps </li></ul><ul><li>Usability </li></ul><ul><li>APIs </li></ul><ul><li>Commercial Apps </li></ul><ul><li>Limitations </li></ul>
  6. 6. What is AJAX <ul><li>Web development technique </li></ul><ul><li>Better user experience </li></ul><ul><li>Cocktail of technologies </li></ul><ul><ul><li>JavaScript </li></ul></ul><ul><ul><li>(D)HTML </li></ul></ul><ul><ul><li>CSS </li></ul></ul><ul><ul><li>XML </li></ul></ul><ul><ul><li>XML HTTP Request Object </li></ul></ul>
  7. 7. First Apps <ul><li>Google Maps </li></ul><ul><li>Beat the pants off MapQuest </li></ul><ul><li>Put Ajax on the Map </li></ul>
  8. 10. Usability <ul><li>Usability is king </li></ul><ul><li>Lots of data </li></ul><ul><li>Image heavy </li></ul><ul><li>Server is important </li></ul><ul><li>So is the client </li></ul><ul><li>Keyboard navigation </li></ul><ul><li>Click wheel </li></ul>
  9. 11. APIs <ul><li>Not all equal </li></ul><ul><li>Some of liberal </li></ul><ul><li>Some have more features </li></ul><ul><li>Some are more restrictive </li></ul><ul><li>What commercial use </li></ul>
  10. 12. GIS and Collaboration <ul><li>Ajax + Flex </li></ul><ul><li>Audio </li></ul><ul><li>Video </li></ul><ul><li>Drawing </li></ul>
  11. 13. Commercial Apps <ul><li>Access to data </li></ul><ul><li>Data partnerships </li></ul><ul><li>Additional Data Sources </li></ul><ul><li>Dynamic layering </li></ul><ul><li>Demo: Pushpin LE </li></ul><ul><li>http://www.dataplace.org/map/ </li></ul>
  12. 15. Dynamic User Input <ul><li>Google Maps is “one way” </li></ul><ul><li>Data Entry to plotting </li></ul><ul><li>Slow to plot multiple points </li></ul>
  13. 16. Limitations <ul><li>Drawing </li></ul><ul><li>Bandwidth </li></ul><ul><li>Processing </li></ul><ul><li>Touch </li></ul>
  14. 17. Conclusions <ul><li>AJAX is driving adoption </li></ul><ul><li>Consumers first </li></ul><ul><li>Businesses following </li></ul><ul><li>There are limitations </li></ul><ul><li>Lots of opportunity </li></ul><ul><li>Lots of demand </li></ul>
  15. 18. Thanks  <ul><li>Questions? </li></ul><ul><li>Andre Charland </li></ul><ul><li>President, Nitobi </li></ul><ul><li>[email_address] </li></ul><ul><li>http://captainajax.com </li></ul><ul><li>http://nitobi.com </li></ul><ul><li>Give me you business card and I’ll email you the slides. </li></ul>

Editor's Notes

  • What can we do with GIS apps in the browsers we have today Let’s a look at some popular ones and see what we can learn from them
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