Test geojson with javascript algorithm

bash

npm install

node main.js

main.js

const martinez = require('martinez-polygon-clipping');
const geojson2svg = require('geojson-to-svg'); 

const gj1 = {
    "type": "Feature", 
    "properties": {},
    "geometry": { "type": "Polygon", "coordinates": [[[ -530, -530], [-530, 530], [530, 530], [530, -530], [ -530, -530]]] }
}
const gj2 = {
    "type": "Feature", 
    "properties": {},
    "geometry": { "type": "Polygon", "coordinates": [[[1.2500125250252, -531],[-98, -531],[-98, 531],[1.250012525025, 531],[1.2500125250252, -531]]] }
}


const intersection = {
    "type": "Feature",
    "geometry": {
      "type": "Polygon",
      "coordinates": martinez.intersection(gj1.geometry.coordinates, gj2.geometry.coordinates)
    }
};

console.log(JSON.stringify(intersection, null, "  "));

console.log(geojson2svg()
  .data(gj1)
  .render());

  console.log(geojson2svg()
  .data(gj2)
  .render());

package.json

{
    "dependencies": {
        "geojson-to-svg": "^1.0.3",
        "martinez-polygon-clipping": "^0.5.0"
    }
}