DuckyInfoVisProjectUpdate < Main

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---+ Info Vis Project Update

---++ Project 
Project: Google Maps mashup to show area-based (not point-based) data from US Census Bureau.

(image)

---++ Challenges
   * extract polygons coordinates from shapefile
   * extract population data
   * create semi-transparent PNG file
   * aggregate data (for zooming)
   * speed, speed, speed

---++ Planned status
Extract one polygon (one census tract), extract population data for that polygon, and create a PNG file with that polygon transparently colored.


---++ Challenges
   * setting up environment
   * learning libraries (gd transparency a pain)
   * dynamic vs. static linking, big problem
 
---++ Actual status
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Topic revision: r1 - 2005-11-14 - DuckySherwood