Udated build.

Author: markusdap

README.md

@@ -17,7 +17,30 @@ var defaultOptions = {
 
 `bower install chartist-plugin-tooltip --save`
 
-```javascript
+With descriptive text:
+```js
+var chart = new Chartist.Line('.ct-chart', {
+  labels: [1, 2, 3],
+  series: [
+    [
+      {meta: 'description', value: 1 }, 
+      {meta: 'description', value: 5}, 
+      {meta: 'description', value: 3}
+    ],
+    [
+      {meta: 'other description', value: 2}, 
+      {meta: 'other description', value: 4}, 
+      {meta: 'other description', value: 2}
+    ]
+}, {
+  plugins: [
+    Chartist.plugins.tooltip()
+  ]
+});
+```
+
+without:
+```js
 var chart = new Chartist.Line('.ct-chart', {
   labels: [1, 2, 3, 4, 5, 6, 7],
   series: [

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "chartist-plugin-tooltip",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "main": [
     "./dist/chartist-plugin-tooltip.min.js"
   ],

dist/chartist-plugin-tooltip.js

@@ -23,6 +23,7 @@
     'use strict';
 
     var defaultOptions = {
+      currency: null
       // showTooltips: true,
       // tooltipEvents: ['mousemove', 'touchstart', 'touchmove'],
       // labelClass: 'ct-label',
@@ -36,11 +37,11 @@
     Chartist.plugins = Chartist.plugins || {};
     Chartist.plugins.tooltip = function(options) {
 
-      // options = Chartist.extend({}, defaultOptions, options);
+      options = Chartist.extend({}, defaultOptions, options);
 
       return function tooltip(chart) {
         var tooltipSelector = '.ct-point';
-        if(chart instanceof Chartist.Bar) {
+        if (chart instanceof Chartist.Bar) {
           tooltipSelector = '.ct-bar';
         }
         var $chart = $(chart.container);
@@ -57,7 +58,11 @@
             tooltipText += $point.attr('ct:meta') + '<br>';
           }
 
-          tooltipText += $point.attr('ct:value')
+          var value = $point.attr('ct:value');
+          if (options.currency) {
+            value = options.currency + value.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,');
+          }
+          tooltipText += value;
 
           $toolTip.html(tooltipText).show();
         });

dist/chartist-plugin-tooltip.min.js

@@ -1,7 +1,7 @@
 {
   "name": "chartist-plugin-tooltip",
   "description": "Point Labels Plugin for Chartist.js",
-  "version": "0.0.4",
+  "version": "0.0.5",
   "author": "Markus Padourek",
   "homepage": "https://github.com/Globegitter/chartist-plugin-tooltip",
   "repository": {