Make WKT circularstring objects
Make WKT circularstring objects
circularstring(..., fmt = 16)
... |
A GeoJSON-like object representing a Point, LineString, Polygon, MultiPolygon, etc. |
fmt |
Format string which indicates the number of digits to display after the decimal point when formatting coordinates. Max: 20 |
Other R-objects:
geometrycollection(),
linestring(),
multilinestring(),
multipoint(),
multipolygon(),
point(),
polygon()
## empty circularstring
circularstring("empty")
# circularstring("stuff")
# Character string
circularstring("CIRCULARSTRING(1 5, 6 2, 7 3)")
# data.frame
df <- data.frame(lon = c(-116.4, -118), lat = c(45.2, 47))
circularstring(df, fmt=1)
df <- data.frame(lon=c(-116.4, -118, -120), lat=c(45.2, 47, 49))
circularstring(df, fmt=1)
# matrix
mat <- matrix(c(-116.4,-118, 45.2, 47), ncol = 2)
circularstring(mat, fmt=1)
mat2 <- matrix(c(-116.4, -118, -120, 45.2, 47, 49), ncol = 2)
circularstring(mat2, fmt=1)
# list
x <- list(c(1, 5), c(6, 2), c(7, 3))
circularstring(x, fmt=2)Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.