Using KML for Thematic Mapping Bjørn Sandvik thematicmapping.org MSc in Geographical Information Science University of Edinburgh Project Manager at United Nations Association of Norway Virtual Globes at AGU 2008

1. Thematic mapping techniques Proportional symbol maps Chart maps Choropleth 3-D prism maps Animated maps 2. Thematic Mapping Engine Outline

1. Thematic mapping techniques

Proportional symbol maps

Chart maps

Choropleth

3-D prism maps

Animated maps

2. Thematic Mapping Engine

Thematic Mapping Engine

KMZ Thematic Mapping Engine Thematic mapping parameters Thematic Mapping Engine Web Interface PHP Library

MySQL Data Connector Form Handler Database File Server Web server Web browser KML/KMZ files Thematic Mapping Engine Thematic Mapping Engine

Thematic Mapping Engine API include ('TME_MySQL_DataConnector.php'); include ('TME_Engine.php'); $dataConnector = new DataConnector(); $dataStore = $dataConnector->getDataStore(68, 2005, 0); $parameters = array( 'mapType’ => 'choropleth', 'indicator' => 68, 'year' => 2005, 'classification' => 'equal' ); $map = new ThematicMap($dataStore, $parameters); $file = $map->getKML();

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