arcgis api for javascript v3.1 怎么画条直线呢

Question

arcgis api for javascript v3.1 怎么画条直线呢

Answer 1

map.on("load",function(){
var polyline = new esri.geometry.Polyline([[lon1,lat1],[lon2,lat2]]);
var symbol = new esri.symbol.SimpleLineSymbol(esri.symbol.SimpleLineSymbol.STYLE_SOLID, new dojo.Color([255,255,0]), 2);
var graphic = new esri.Graphic(polyline, symbol);
map.graphics.add(graphic);
//map.graphics.add(new Graphic(evt.geometry, symbol));

})