Add MultiPoint and multipoint.

src/api/geom/multipoint.js

@@ -0,0 +1,143 @@
+goog.provide('ol.geom.multipoint'); 
+
+goog.require('ol.geom.MultiPoint');
+goog.require('ol.geom.point'); 
+goog.require('ol.projection');
+
+///**
+// * @typedef {ol.MultiPointLike|Array.<number>|Object} point Point.
+// */
+//ol.PointLike;
+
+/**
+ * @export
+ * @param {Array.<ol.PointLike>} opt_arg Point.
+ * @return {ol.geom.MultiPoint} MultiPoint.
+ */
+ol.geom.multipoint = function(opt_arg){
+    
+    if (opt_arg instanceof ol.geom.MultiPoint) {
+        return opt_arg;
+    }
+    
+    var points = [];
+    if (arguments.length == 1 && goog.isDef(opt_arg)) {
+        if (goog.isArray(opt_arg)) {
+            var allValid = goog.array.every(opt_arg, function(spec){
+                var p = ol.geom.point(spec);
+                if (p instanceof ol.geom.Point) {
+                    points.push(p);
+                    return true;
+                } else {
+                    return false;
+                }
+            });
+            if (!allValid) {
+                var msg = 'ol.geom.multipoint: at least one point '
+                    + 'definition was erroneous.';
+                throw new Error(msg);
+            }
+        } else {
+            throw new Error('ol.geom.multipoint');
+        }
+    }
+    
+    var mp = new ol.geom.MultiPoint(points);
+    return mp;
+};
+goog.inherits(ol.geom.multipoint, ol.geom.geometry);
+
+/**
+ * @export
+ * @param {Array.<ol.PointLike>=} opt_arg An array of point specifications.
+ * @return {Array.<ol.geom.Point>|ol.geom.MultiPoint|undefined} Result.
+ */
+ol.geom.MultiPoint.prototype.points = function(opt_arg){
+    if (arguments.length == 1 && goog.isDef(opt_arg)) {
+        var points = [],
+            allValid = false;
+        goog.array.every(opt_arg, function(spec){
+            var p = ol.geom.point(spec);
+            if (p instanceof ol.geom.Point) {
+                points.push(p);
+                return true;
+            } else {
+                return false;
+            }
+        });
+        if (!allValid) {
+            points = [];
+        }
+        this.setPoints(points);
+        return this;
+    }
+    else {
+        return this.getPoints();
+    }
+};
+
+/**
+ * @export
+ * @param {ol.PointLike} point A point specification.
+ * @param {number=} opt_index An optional index to add the point(s) at. If not
+ *     provided, the point(s) will be added to the end of the list of points.
+ * @return {ol.geom.MultiPoint} The MultiPoint instance.
+ */
+ol.geom.MultiPoint.prototype.add = function(point, opt_index){
+    var index = this.points_.length,
+        allValid = false,
+        p = ol.geom.point(point);
+    if (arguments.length == 2 && goog.isDef(opt_index)) {
+        index = opt_index;
+    }
+    this.addPoint(p, index);
+    return this;
+};
+
+/**
+ * @export
+ * @param {Array.<ol.PointLike>} points Some point specifications.
+ * @param {number=} opt_index An optional index to add the points at. If not
+ *     provided, the points will be added to the end of the list of points.
+ * @return {ol.geom.MultiPoint} The MultiPoint instance.
+ */
+ol.geom.MultiPoint.prototype.addAll = function(points, opt_index){
+    var index = this.points_.length,
+        p;
+    
+    if (arguments.length == 2 && goog.isDef(opt_index)) {
+        index = opt_index;
+    }
+    
+    goog.array.every(points, function(pointSpec){
+        p = ol.geom.point(pointSpec);
+        this.addPoint(p, index);
+        index++;
+        return true;
+    }, this);
+    
+    return this;
+};
+
+/**
+ * @export
+ * @param {(ol.geom.Point|Array.<ol.geom.Point>)} points A point specification or
+ *     an array of point specifications.
+ * @return {ol.geom.MultiPoint} The MultiPoint instance.
+ */
+ol.geom.MultiPoint.prototype.remove = function(points){
+    var pointArr = [],
+        allValid = false;
+    if (!goog.isArray(points)) {
+        pointArr.push(points);
+    } else {
+        pointArr = points;
+    }
+
+    goog.array.every(pointArr, function(p){
+        this.removePoint(p);
+        return true;
+    }, this);
+    
+    return this;
+};