Data Functions
ll{
'extract_osm_objects' Download arbitrary OSM objects
'connect_highways' Returns points sequentially connecting list of named
highways
}Basic Plotting Functions (without data)
ll{
'add_axes' Overlay longitudinal and latitudinal axes on plot
'add_colourbar' Overlay a scaled colourbar for data added with
'add_osm_surface'
'add_osm_objects' Overlay arbitrary OSM objects
'make_osm_map' Automate map production with structures defined in
'osm_structures'
'osm_structures' Define structures and graphics schemes for automating
map production
'plot_osm_basemap' Initiate a plotting device for an OSM map
}Advanced Plotting Functions (with data)
ll{
'add_osm_groups' Overlay groups of objects using specified colour
scheme
'add_osm_surface' Overlay data surface by interpolating given data
}Colour Manipulation Functions
ll{
'adjust_colours' Lighted or darken given colours by specified amount
'colour_mat' Generate continuous 2D spatial matrix of colours
}Other Functions
ll{
'get_bbox' return bounding box from input vector
}Data
ll{
'london' OSM Data from a small portion of central London
}Vignettes
ll{
'making-maps' Describes basics of downloading data and making custom
maps
'making-maps-with-data' Describes how map elements can be coloured
according to user-provided data, whether
categorical or continuous.
}