Fix : Tooltip label for category scale. (#3649)

diff --git a/src/scales/scale.category.js b/src/scales/scale.category.js
index 8a65cb2e7a0456a0467d356e3ffae90830533c4e..3cee4ebf71fc10187f1d47e2ada82ae07c692814 100644 (file)
--- a/src/scales/scale.category.js
+++ b/src/scales/scale.category.js
@@ -54,10 +54,10 @@ module.exports = function(Chart) {
                        var data = me.chart.data;
                        var isHorizontal = me.isHorizontal();
 
-                       if ((data.xLabels && isHorizontal) || (data.yLabels && !isHorizontal)) {
+                       if (data.yLabels && !isHorizontal) {
                                return me.getRightValue(data.datasets[datasetIndex].data[index]);
                        }
-                       return me.ticks[index];
+                       return me.ticks[index - me.minIndex];
                },
 
                // Used to get data value locations.  Value can either be an index or a numerical value