fix syntax

Author: nmqhoan

public/heatmap_tooltip.css

@@ -1,10 +1,8 @@
 .heatmap-tooltip {
   position: absolute;
   width: auto;
-  height: auto;
-  padding: 5px;
-  z-index: 150;
-  background-color: #d3d3d3;
+  fadeout(@gray-darker, 7%);
+  gray-darker: #222222;
   -webkit-border-radius: 10px;
   -moz-border-radius: 10px;
   border-radius: 10px;

public/lib/heatmap_controller.js

@@ -81,10 +81,12 @@ module.controller('HeatmapController', function ($scope, Private) {
 
               var title = d3.selectAll('text.title');
               var value = d[key];
-              if(key.toUpperCase() === 'ROW')                            
+              if (key.toUpperCase() === 'ROW') {                            
                 key = params.columnAxis.title || 'ROW';
-              if(key.toUpperCase() === 'COL')
+              }
+              if (key.toUpperCase() === 'COL') {
                 key = params.rowAxis.title || 'COL';
+              }
               return {
                 key: key.toUpperCase(),
                 value: value

public/tooltip_directive.js

@@ -1,4 +1,3 @@
-var d3 = require("d3");
 var _ = require("lodash");
 var module = require('ui/modules').get('heatmap');
 

public/vis/components/axis/axis.js

@@ -58,6 +58,7 @@ function axes() {
 
       var text = g.selectAll('text.title')
         .data([data]);
+        
       text.exit().remove();
       text.enter().append('text')
         .attr('class', title.class || 'title');

public/vis/components/elements/text.js

@@ -15,6 +15,7 @@ function text() {
     selection.each(function (data) {
       var text = d3.select(this).selectAll('text.' + cssClass)
         .data(data);
+        
         text.exit().remove();
 
         text.enter().append('text')

public/vis/index.js

@@ -15,6 +15,7 @@ function vis() {
   function generator(selection) {
     selection.each(function (data) {
       events.listeners(listeners);
+      
       layout.attr({
         type: opts.layout || 'grid',
         columns: opts.numOfColumns || 0,