on February 15, 2023

Understanding OpenLayers code?

Geographic Information Systems

How does OpenLayers work?

OpenLayers is an open-source (provided under the 2-clause BSD License) JavaScript library for displaying map data in web browsers as slippy maps. It provides an API for building rich web-based geographic applications similar to Google Maps and Bing Maps.

How do I learn OpenLayers?

Find source code and learn how to build applications by following step-by-step instructions.

  1. Authentication. Create an API key.
  2. Maps. Display a map.
  3. Layers. Add a feature layer.
  4. Query and edit. Query a feature layer (SQL)
  5. Style and data visualization. Style a feature layer.
  6. Geocode and search.
  7. Route and directions.
  8. Data enrichment.

How do I use OpenLayers in JavaScript?

How to create a simple map (with a marker) using OpenLayers ?

  1. Put a element where you want your map to be.
  2. Now you can add a

How do I make popups with OpenLayers?

Click on the map to get a popup. The popup is composed of a few basic elements: a container, a close button, and a place for the content. To anchor the popup to the map, an ol/Overlay is created with the popup container.