From: Jukka Kurkela <jukka.kurkela@gmail.com>
Date: Fri, 1 Nov 2019 18:06:08 +0000 (+0200)
Subject: Hide correct dataset from legend (#6667)
X-Git-Tag: v3.0.0-alpha~274
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6942e9058c06494105b42f4efd18f80b2ab64ac1;p=thirdparty%2FChart.js.git

Hide correct dataset from legend (#6667)
---

diff --git a/src/plugins/plugin.legend.js b/src/plugins/plugin.legend.js
index c358ff680..e790e9ba4 100644
--- a/src/plugins/plugin.legend.js
+++ b/src/plugins/plugin.legend.js
@@ -53,13 +53,13 @@ defaults._set('global', {
 				var options = chart.options.legend || {};
 				var usePointStyle = options.labels && options.labels.usePointStyle;
 
-				return chart._getSortedDatasetMetas().map(function(meta, i) {
+				return chart._getSortedDatasetMetas().map(function(meta) {
 					var style = meta.controller.getStyle(usePointStyle ? 0 : undefined);
 
 					return {
 						text: datasets[meta.index].label,
 						fillStyle: style.backgroundColor,
-						hidden: !chart.isDatasetVisible(i),
+						hidden: !chart.isDatasetVisible(meta.index),
 						lineCap: style.borderCapStyle,
 						lineDash: style.borderDash,
 						lineDashOffset: style.borderDashOffset,
@@ -70,7 +70,7 @@ defaults._set('global', {
 						rotation: style.rotation,
 
 						// Below is extra data used for toggling the datasets
-						datasetIndex: i
+						datasetIndex: meta.index
 					};
 				}, this);
 			}