June 2017
Beginner
428 pages
10h 2m
English
Content preview from Practical GIS
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Using other projections
Leaflet can use some projections out of the box, of which two have cartographic significance--EPSG:3857 and EPSG:4326. The default projection is the Web Mercator, while the WGS 84 projection has to be specified in the map's crs property. The crs property's value must be a valid Leaflet projection object. This object contains methods to transform coordinates around and has predefined zoom levels fitting the given projection, among other things. Let's try out the WGS 84 projection on our road map first:
- Extend the maps object with a function corresponding to the ID of our fourth button. The function should be almost the same as the other road map function. The only difference is that the map should contain an additional ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.