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Slides from the 4th UdG SIGTE Summer School
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Developing withgeoext
Alberto Romeu - @alrocarJorge Sanz - @xurxosanz
What is GEOEXT?"a JavaScript toolkit for Rich Web Mapping
Applications"
Where in the stack?
Why geoext?
WHY GEOEXT?
1From web pages to WEB APPLICATIONS
WHY GEOEXT?
2RICH UI components
WHY GEOEXT?
3FREE - BSD License
WHY GEOEXT?
4EASY to create complex web mapping applications
the concept
THE CONCEPT
1ExtJS + OpenLayers
UI + MAP
THE CONCEPT
2WRAPS OpenLayers objects in Ext data components
THE CONCEPT
3CONFIGURATION over programming
THE CONCEPT
4Components REUSE
WHEN (who) TOUSE?
WHEN TO USE?
1web GIS applications
WHEN TO USE?
2RICH UI components ( DESKTOP style)
WHEN TO USE?
3Strong use of OGC services
WHO TO USE?
4BEGINNERS confused by HTML/CSS
an exampleCreating a map
Learning resources
LEARNING RESOURCES
1Learn by EXAMPLE
GeoExt examples
ExtJS examples
OpenLayers examples
LEARNING RESOURCES
3API reference
GeoExt API reference
ExtJS 3.4 API reference
OpenLayers API reference
LEARNING RESOURCES
4Join the COMMUNITY
GeoExt users list
GeoExt developers list
geoext labCreating a WMS Viewer
GEOEXT LAB
1The MAP Panel
GEOEXT LAB
2The LAYER tree
GEOEXT LAB
3The LEGEND panel
GEOEXT LAB
4STORES
Layer store WMSCapabilities storeWFSCapabilities store
Feature store
GEOEXT LAB
5... and MORE
Opacity slider, popup, printing, feature renderers, stylereader, toolbars, actions, ...
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