Get and Set Tile Metadata and Params

Get and set tile metadata. Some params can also be modified with this operator, for example the $pad value or $pxdims, $ncols, or $nrows for pixelTilePlan.

$tile is a default created piece of metadata.

Usage

# S4 method for class 'tilePlan'
x$name <- value

# S4 method for class 'tilePlan'
x$name

# S4 method for class 'freeTilePlan'
x$name <- value

# S4 method for class 'freeTilePlan'
x$name

# S4 method for class 'pointTilePlan'
x$name <- value

# S4 method for class 'pointTilePlan'
x$name

# S4 method for class 'pixelTilePlan'
x$name <- value

# S4 method for class 'pixelTilePlan'
x$name

# S4 method for class 'tileGroup'
x$name <- value

# S4 method for class 'tileGroup'
x$name

# S4 method for class 'tileSelection'
x$name

# S4 method for class 'tileSelection'
x$name <- value

Arguments

x

tilePlan

name

name of item to get or set

value

value to set

Value

metadata value when using getter or tile* object when using the setter function.

See also

Other tile* methods: arith, as.polygons(), bracket, centroids(), dim(), double_bracket, ext(), intersect(), plot()

Examples

x <- tilePlan()
ext(x) <- c(0, 100, 0, 100)
length(x) <- 9
x$test <- sprintf("test_value_%d", x$tile)
x$test
#> [1] "test_value_1" "test_value_2" "test_value_3" "test_value_4" "test_value_5"
#> [6] "test_value_6" "test_value_7" "test_value_8" "test_value_9"
tile_ext <- x[5][[1]]
attr(tile_ext, "test")
#> [1] "test_value_5"