turf-line-chunk

Divide a linestring into chunks of a specified length

turf.line-chunk(line, segment_length, units)

Divides a LineString into chunks of a specified length.

Parameters

parameter	type	description
line	Feature.<LineString>	the line to split
segment_length	Number	how long to make each segment
units	String	can be degrees, radians, miles, or kilometers

Example

var line = {
  "type": "Feature",
  "properties": {},
  "geometry": {
    "type": "LineString",
    "coordinates": [
      [
        -86.28524780273438,
        40.250184183819854
      ],
      [
        -85.98587036132812,
        40.17887331434696
      ],
      [
        -85.97213745117188,
        40.08857859823707
      ],
      [
        -85.77987670898438,
        40.15578608609647
      ]
    ]
  }
};

//=line 

var result = turf.lineChunk(line, 15, 'miles');

result.features.forEach(function(ft, ind) {
  ft.properties.stroke = (ind % 2 === 0) ? '#f40' : '#389979';
});

//=result

Returns FeatureCollection.<LineString>, collection of line segments

Installation

Requires nodejs.

$ npm install turf-line-chunk

Tests

$ npm test