Add random points method to Geometry.

Author: jericks

src/main/java/org/geoscript/js/geom/Geometry.java

@@ -301,6 +301,17 @@ public ScriptableObject densify(double tolerance) {
         return densified;
     }
 
+    @JSFunction
+    public ScriptableObject randomPoints(int number) {
+        org.locationtech.jts.shape.random.RandomPointsBuilder builder = new org.locationtech.jts.shape.random.RandomPointsBuilder(factory);
+        builder.setExtent(geometry);
+        builder.setNumPoints(number);
+        org.locationtech.jts.geom.Geometry geom = builder.getGeometry();
+        ScriptableObject points = GeometryWrapper.wrap(getParentScope(), geom);
+        ((Geometry) points).projection = projection;
+        return points;
+    }
+
     @JSFunction
     public String getGeometryType() {
         return geometry.getGeometryType();

src/test/resources/org/geoscript/js/tests/geoscript/test_geom.js

@@ -157,6 +157,15 @@ exports["test: create(bounds)"] = function() {
 
 };
 
+exports["test: create random points"] = function() {
+
+    var geom = GEOM.Point([1,1]).buffer(10)
+    var points = geom.randomPoints(10)
+    ASSERT.ok(points instanceof GEOM.MultiPoint)
+    ASSERT.strictEqual(points.components.length, 10, "geometry has 10 components");
+}
+
+
 exports["test: Point"] = require("./geom/test_point");
 exports["test: LineString"] = require("./geom/test_linestring");
 exports["test: Polygon"] = require("./geom/test_polygon");