Package 'spatialwidget'

Origin Destination points between Sydney, Australia and other capitals cities

Description

A simple feature sf object with two sfc columns, "origin" and "destination"

Usage

widget_arcs

Format

A sf object with 199 observations and 6 variables

country_from

origin country

capital_from

origin capital

country_to

destination country

capital_to

destination capital

origin

sfc geometry column

destination

sfc geometry column

---

Capital cities for each country

Description

A simple feature sf object containing the coordinates of 200 capitical cities in the world

Usage

widget_capitals

Format

A sf object with 200 observations and 4 variables

country

country name

capital

capital name

geometry

sfc geometry column

---

Widget Line

Description

Converts an 'sf' object with LINESTRING geometriers into JSON for plotting in an htmlwidget

Usage

widget_line(
  data,
  stroke_colour = NULL,
  stroke_opacity = NULL,
  stroke_width = NULL,
  legend = TRUE,
  json_legend = TRUE,
  digits = 6
)

Arguments

data	sf object
stroke_colour	string specifying column of sf to use for the stroke colour, or a single value to apply to all rows of data
stroke_opacity	string specifying column of sf to use for the stroke opacity, or a single value to apply to all rows of data
stroke_width	string specifying column of sf to use for the stroke width, or a single value to apply to all rows of data
legend	logical indicating if legend data will be returned
json_legend	logical indicating if the legend will be returned as json
digits	number of decimal places for rounding lon o& lat coordinates. Default 6

Examples

## use default stroke options
l <- widget_line( widget_roads, legend = TRUE )

---

Melbourne

Description

A simple feature sf object of Polygons for Melbourne and the surrounding area

Usage

widget_melbourne

Format

A data frame with 397 observations and 7 variables

SA2_NAME

statistical area 2 name of the polygon

SA3_NAME

statistical area 3 name of the polygon

AREASQKM

area of the SA2 polygon

geometry

sfc geometry column

Details

This data set is a subset of the Statistical Area Level 2 (SA2) ASGS Edition 2016 data released by the Australian Bureau of Statistics https://www.abs.gov.au/

The data is realeased under a Creative Commons Attribution 2.5 Australia licence https://creativecommons.org/licenses/by/2.5/au/

The data has been down-cast from MULTIPOLYGONS to POLYGONS.

---

Widget OD

Description

Converts an 'sf' object with two POINT geometriers into JSON for plotting in an htmlwidget

Usage

widget_od(
  data,
  origin,
  destination,
  fill_colour = NULL,
  fill_opacity = NULL,
  legend = TRUE,
  json_legend = TRUE,
  digits = 6
)

Arguments

data	sf object
origin	string specifying the column of data containing the origin geometry
destination	string specifying the column of data containing the destination geometry
fill_colour	string specifying column of sf to use for the fill colour, or a single value to apply to all rows of data
fill_opacity	string specifying column of sf to use for the fill opacity, or a single value to apply to all rows of data
legend	logical indicating if legend data will be returned
json_legend	logical indicating if the legend will be returned as json
digits	number of decimal places for rounding lon o& lat coordinates. Default 6

Examples

l <- widget_od( data = widget_arcs, origin = "origin", destination = "destination", legend = FALSE )

---

Widget Point

Description

Converts an 'sf' object with POINT geometriers into JSON for plotting in an htmlwidget

Usage

widget_point(
  data,
  fill_colour = NULL,
  fill_opacity = NULL,
  lon = NULL,
  lat = NULL,
  legend = TRUE,
  json_legend = TRUE,
  digits = 6
)

Arguments

data	sf object
fill_colour	string specifying column of sf to use for the fill colour, or a single value to apply to all rows of data
fill_opacity	string specifying column of sf to use for the fill opacity, or a single value to apply to all rows of data
lon	string specifying the column of data containing the longitude. Ignored if using an sf object
lat	string specifying the column of data containing the latitude. Ignored if using an sf object
legend	logical indicating if legend data will be returned
json_legend	logical indicating if the legend will be returned as json
digits	number of decimal places for rounding lon o& lat coordinates. Default 6

Examples

l <- widget_point( data = widget_capitals, legend = FALSE )

---

Widget Polygon

Description

Converts an 'sf' object with POLYGON geometriers into JSON for plotting in an htmlwidget

Usage

widget_polygon(
  data,
  stroke_colour = NULL,
  stroke_opacity = NULL,
  stroke_width = NULL,
  fill_colour = NULL,
  fill_opacity = NULL,
  legend = TRUE,
  json_legend = TRUE,
  digits = 6
)

Arguments

data	sf object
stroke_colour	string specifying column of sf to use for the stroke colour, or a single value to apply to all rows of data
stroke_opacity	string specifying column of sf to use for the stroke opacity, or a single value to apply to all rows of data
stroke_width	string specifying column of sf to use for the stroke width, or a single value to apply to all rows of data
fill_colour	string specifying column of sf to use for the fill colour, or a single value to apply to all rows of data
fill_opacity	string specifying column of sf to use for the fill opacity, or a single value to apply to all rows of data
legend	logical indicating if legend data will be returned
json_legend	logical indicating if the legend will be returned as json
digits	number of decimal places for rounding lon o& lat coordinates. Default 6

Examples

l <- widget_polygon( widget_melbourne, legend = FALSE )
l <- widget_polygon( widget_melbourne, fill_colour = "AREASQKM16", legend = TRUE )

---

Roads in central Melbourne

Description

A simple feature sf object of roads in central Melbourne

Usage

widget_roads

Format

An sf and data frame object with 18286 observations and 16 variables

Details

Obtained from https://www.data.gov.au/ and distributed under the Creative Commons 4 License https://creativecommons.org/licenses/by/4.0/

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