annotation_map_tile     Add background OSM tiles
annotation_north_arrow
                        Spatial-aware north arrow
annotation_scale        Spatial-aware scalebar annotation
df_spatial              Create a ggplot-friendly data frame from a
                        spatial object
geom_polypath           Polygons with holes in ggplot2
layer_spatial           Turn a spatial object into a ggplot2 layer
layer_spatial.Raster    Spatial ggplot2 layer for raster objects
load_longlake_data      Load longlake test data
north_arrow_orienteering
                        North arrow styles
stat_spatial_identity   Spatial-aware ggplot2 layers
xy_transform            Coordinate transform
