l_layer.SpatialPointsDataFrame {loon}

Layer points in SpatialPointsDataFrame object

Description

Methods to plot map data defined in the sp package

Usage

## S3 method for class 'SpatialPointsDataFrame'
l_layer(widget, x, asMainLayer = FALSE, ...)

Arguments

widget

widget widget path as a string or as an object handle

x

an object defined in the sp class

asMainLayer

if TRUE and the widget is a scatterplot widget, then points can be chosen to be added to the 'model' layer

...

arguments forwarded to the relative l_layer function

Details

Note that currently loon does neither support holes and ring directions.

Value

layer id

References

Applied Spatial Data Analysis with R by Bivand, Roger S. and Pebesma, Edzer and Gomez-Rubio and Virgilio

See Also

sp, l_layer

Examples

if (interactive()) {

if (requireNamespace("rworldmap", quietly = TRUE)) {
    world <- rworldmap::getMap(resolution = "coarse")
    p <- l_plot()
    lmap <- l_layer(p, world, asSingleLayer=TRUE)
    l_scaleto_world(p)
    attr(lmap,'hole')
    attr(lmap,'NAME')
}
}