draw polygon btn

catalog/static/catalog/js/sidtMap.js

@@ -151,14 +151,20 @@ sidtMap.prototype.changeInteraction = function() {
 			features: this.features,
 			type: "Circle"
 		});
+
 		$("#drawControl").val("Square");
+		$("#drawControl").children().first().removeClass('fa-vector-square');
+		$("#drawControl").children().first().addClass('fa-draw-polygon');
 	} else {
 		this.interaction = new ol.interaction.Draw({
 			source:this.vectorLayer.getSource(),
 			features: this.features,
 			type: "Polygon"
 		});
+
 		$("#drawControl").val("Polygon");
+		$("#drawControl").children().first().removeClass('fa-draw-polygon');
+		$("#drawControl").children().first().addClass('fa-vector-square');
 	}
 
 	this.interaction.on("drawend",function(e){

catalog/templates/map.html

@@ -248,7 +248,7 @@
 
     <!-- control para dibujar el poligono -->
     <div id="drawControl" class="drawControl" onclick="osmap.changeInteraction()">
-        <i class="fas fa-draw-polygon fa-2x  iii"></i> 
+        <i class="fas fa-vector-square fa-2x  iii"></i> 
     </div>
     <!-- control para dibujar el poligono -->