R/cellFrom.R

# Author: Babak Naimi, naimi.b@gmail.com
# Date :  July 2012
# Last Update: Feb. 2019
# Version 1.2
# Licence GPL v3
# 
# cellFromXY <- function(object,xy) {
#   if ( missing(xy)) { stop('you must provide XY coordinates as a vector, matrix, or SpatialPoints') }
#   cellFromXY(object@raster,xy)
# }
# 
# cellFromRowCol <- function(object,row, col) {
#   if ( missing(row) | missing(col)) { stop('you must provide row and col number(s)') }
#   as.vector(cellFromRowCol(object@raster,row=row,col=col))
# }


# if (!isGeneric("cellFromRowCol")) {
#   setGeneric("cellFromRowCol", function(object, row, col, ...)
#     standardGeneric("cellFromRowCol"))
# }


setMethod("cellFromRowCol", signature(object="RasterStackBrickTS", row="numeric",col="numeric"),
          function(object, row, col,...) {
            if ( missing(row) | missing(col)) { stop('you must provide row and col number(s)') }
            as.vector(raster::cellFromRowCol(object@raster,row=row,col=col))
          }
)
#-----------

setMethod("cellFromXY", "RasterStackBrickTS",
          function(object,xy) {
            if ( missing(xy)) { stop('you must provide XY coordinates as a vector, matrix, or SpatialPoints') }
            raster::cellFromXY(object@raster,xy)
          })


#---------

setMethod("cellFromRowCol", signature(object="SpatRasterTS", row="numeric",col="numeric"),
          function(object, row, col,...) {
            if ( missing(row) | missing(col)) { stop('you must provide row and col number(s)') }
            as.vector(cellFromRowCol(object@raster,row=row,col=col))
          }
)
#-----------

setMethod("cellFromXY", "SpatRasterTS",
          function(object,xy) {
            if ( missing(xy)) { stop('you must provide XY coordinates as a vector, matrix, or SpatialPoints') }
            cellFromXY(object@raster,xy)
          })

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rts documentation built on Oct. 17, 2021, 1:07 a.m.