Merged in feature/UMCAPP-80 (pull request #3)

UMCAPP-80: Add the show and hide loading messages.

Approved-by: Erik de Bos <erik@way2web.nl>
Approved-by: Jochem Schutte <jochem@way2web.nl>

Author: Pieter Wigboldus

js/charts.core.js

@@ -9,7 +9,7 @@
 window.Chart = (function(element, config) {
     'use strict';
 
-    var version = '2.0.0';
+    var version = '2.1.0';
 
     var highchart;
 
@@ -143,15 +143,31 @@ window.Chart = (function(element, config) {
             }
 
             highchart[axis][axisIndex].update(values);
+        },
+
+        /**
+         * Show the loading message.
+         */
+        showLoading: function() {
+            highchart.showLoading();
+        },
+
+        /**
+         * Hide the loading message.
+         */
+        hideLoading: function() {
+            highchart.hideLoading();
         }
     };
 
     return {
-        settings: settings,
-        add:      functions.addChart,
-        filter:   functions.filterChart,
-        update:   functions.updateChart,
-        init:     functions.init,
-        version:  version
+        settings:    settings,
+        add:         functions.addChart,
+        filter:      functions.filterChart,
+        update:      functions.updateChart,
+        init:        functions.init,
+        showLoading: functions.showLoading,
+        hideLoading: functions.hideLoading,
+        version:     version
     };
 });

package-lock.json

@@ -1,6 +1,6 @@
 {
     "name": "way2web-highcharts",
-    "version": "2.0.0",
+    "version": "2.1.0",
     "description": "Add highcharts to the page with ajax.",
     "files": [
         "js/charts.core.js"