lawn (version 0.1.7)

lawn_line_slice: Slice a line given two points

Description

Takes a line, a start Point, and a stop point and returns the line in between those points

Usage

lawn_line_slice(point1, point2, line, lint = FALSE)

Arguments

point1

Starting point

point2

Stopping point

line

Line to slice

lint

(logical) Lint or not. Uses geojsonhint. Takes up increasing time as the object to get linted increases in size, so probably use by default for small objects, but not for large if you know they are good geojson objects. Default: FALSE

Value

a data-LineString

Examples

start <- '{
  "type": "Feature",
  "properties": {},
  "geometry": {
    "type": "Point",
    "coordinates": [-77.029609, 38.881946]
  }
}'
stop <- '{
  "type": "Feature",
  "properties": {},
  "geometry": {
    "type": "Point",
    "coordinates": [-77.021884, 38.889563]
  }
}'
line <- '{
 "type": "Feature",
 "properties": {},
 "geometry": {
   "type": "LineString",
   "coordinates": [
     [-77.031669, 38.878605],
     [-77.029609, 38.881946],
     [-77.020339, 38.884084],
     [-77.025661, 38.885821],
     [-77.021884, 38.889563],
     [-77.019824, 38.892368]
    ]
  }
}'
lawn_line_slice(start, stop, line)

# lint input objects
lawn_line_slice(start, stop, line, TRUE)