Sent from my phone. Please excuse my brevity.
On December 18, 2016 3:35:37 AM PST, Martin Ivanov <tramni at abv.bg> wrote:
>Dear R users,
>
>I am working a lot with spatial objects from the package sp. I need to
>write my own method for converting a SpatialGrid
>to a SpatialPoints object, because the default method as("SpatialGrid",
>"SpatialPoints") returns a SpatialPoints object with
>decreasing latitudes. If I write my own method (that creates a
>SpatialPoints object with both longitudes and latitudes increasing)
>using setAs, will it overwrite the default method provided by the sp
>packages? Will this result in breaking all other methods in sp
>that use as()? If the sp methods always call the as() method from sp,
>this should not be the case. But if they happen to call the method I?
>am going to define instead of the one they expect, they might get
>broken. So, what is your opinion about this is? Is there a way to
>safely
>define a coerce method with setAs that only the code written by me
>uses, so ?that no other code coming from packages is broken?
>
>Thank you very much!
>
>Best regards,
>Martin
>
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