Get Polygon Ring

JulieBiju — Tue, 06 Oct 2015 12:23:50 GMT

Thank U

Drawing polygon in the following way and it is succcess.

I need to save polygon poins to DB . How can I get the polygin poins????

var symbol;
        toolbar.deactivate();
        map.showZoomSlider();
        map.enableMapNavigation();
        switch (evt.geometry.type) {
            case "point":
            case "multipoint":
                symbol = new SimpleMarkerSymbol();
                break;
            case "polyline":
                symbol = new SimpleLineSymbol();
                break;
            default:
                symbol = new SimpleFillSymbol();
                break;
        }
        var graphic = new Graphic(evt.geometry, symbol);
        map.graphics.add(graphic);

Re: Get Polygon Ring

RobertScheitlin__GISP — Sat, 11 Dec 2021 21:50:39 GMT

Julie,

Something like this:

var poly = evt.geometry,
  pntArray = [];
for (var i2 = poly.rings.length - 1; i2 >= 0; i2--) {
  for (var j1 = 0; j1 < poly.rings[i2].length; j1++) {
    var mp2 = poly.getPoint(i2, j1);
    pntArray.push(mp2);
  }
}

topic Get Polygon Ring in ArcGIS JavaScript Maps SDK Questions

Get Polygon Ring

Re: Get Polygon Ring