Christian Heilmann

Adding map links and a small map to any text using JavaScript – addmap.js

Friday, January 29th, 2010 at 3:50 pm

As part of a larger article, I am currently building some tools that use geographical information. The first one is a pure JavaScript solution to link locations in a text to Google Maps and to show a small map under the text. You can see it in action by clicking the screenshot below.

Analyse text and add a map with its locations in pure JavaScript by  you.

All you need to do to use the script is get your own Google Maps key and embed the script in the page you want to analyse, giving it the ID of the main text element as a parameter:

You can customise the look and feel by writing your own CSS for the generated HTML and setting the addmap.config.width and addmap.config.height properties to resize the map.

Under the hood here is what happens:

The code of addmap.js is available on GitHub.

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