Hello, I am slowly coming up to speed with S4 classes and the approach
to spatial data in sp and pixmap. I see the comments in
"Class-SpatialData.R" alluding to conversion between pixmap and
SpatialDataGrid, and I'm wondering what the master plans (if any)
are. Is pixmap intended to extend class SpatialData? Are there
bigger ideas afoot? I'm thinking along the lines of Roger Bivand's
Date: Mon, 28 Jun 2004 11:02:49 +0200 (CEST)
Subject: Re: [R-sig-Geo] Where is the Changelog of maptools?
about the intentions to include read shapefiles into an S4 class. Is there
something I'm missing in terms of documented goals and plans?
Are there plans to add coordinate system metadata (i.e. CRS) to
I'm interested in learning more (and hopefully helping develop) the spatial
capability in R. I have a particular (side) interest in running Manifold GIS
from R and vice versa, and I have some simple and ad hoc 'tight' and also
'loose' couplings between them. See