From 626b90aa2b1747d7ba8bcb939c8560fa16bbdb94 Mon Sep 17 00:00:00 2001
From: Dan Vanderkam <danvdk@gmail.com>
Date: Sun, 23 Nov 2014 15:56:22 -0500
Subject: [PATCH] cleanup

---
 dygraph.js                   |  2 --
 plugins/legend.js            | 13 ++++++-------
 tests/customLabelFollow.html |  3 +--
 3 files changed, 7 insertions(+), 11 deletions(-)

diff --git a/dygraph.js b/dygraph.js
index 65634eb..b1af8de 100644
--- a/dygraph.js
+++ b/dygraph.js
@@ -314,8 +314,6 @@ Dygraph.DEFAULT_ATTRS = {
 
   // TODO(danvk): support 'onmouseover' and 'never', and remove synonyms.
   legend: 'onmouseover',  // the only relevant value at the moment is 'always'.
-  legendFollow: false,
-
   stepPlot: false,
   avoidMinZero: false,
   xRangePad: 0,
diff --git a/plugins/legend.js b/plugins/legend.js
index a5b434c..bb86949 100644
--- a/plugins/legend.js
+++ b/plugins/legend.js
@@ -125,19 +125,19 @@ legend.prototype.select = function(e) {
   var xValue = e.selectedX;
   var points = e.selectedPoints;
 
-  if (e.dygraph.getOption("legend") === "follow") {
+  if (e.dygraph.getOption('legend') === 'follow') {
     // create floating legend div
     var area = e.dygraph.plotter_.area;
-    var labelsDivWidth = e.dygraph.getOption("labelsDivWidth");
-    var yAxisLabelWidth = e.dygraph.getOption("yAxisLabelWidth");
+    var labelsDivWidth = e.dygraph.getOption('labelsDivWidth');
+    var yAxisLabelWidth = e.dygraph.getOptionForAxis('axisLabelWidth', 'y');
     // determine floating [left, top] coordinates of the legend div
     // within the plotter_ area
-    // offset 20 px to the left and down from the first selection point
+    // offset 20 px to the right and down from the first selection point
     // 20 px is guess based on mouse cursor size
     var leftLegend = points[0].x * area.w + 20;
     var topLegend  = points[0].y * area.h - 20;
 
-    // if legend floats to end of the plotting area, it flips to the other
+    // if legend floats to end of the window area, it flips to the other
     // side of the selection point
     if ((leftLegend + labelsDivWidth + 1) > (window.scrollX + window.innerWidth)) {
       leftLegend = leftLegend - 2 * 20 - labelsDivWidth - (yAxisLabelWidth - area.x);
@@ -146,10 +146,9 @@ legend.prototype.select = function(e) {
     e.dygraph.graphDiv.appendChild(this.legend_div_);
     this.legend_div_.style.left = yAxisLabelWidth + leftLegend + "px";
     this.legend_div_.style.top = topLegend + "px";
-    this.legend_div_.style.display = "block";
+    this.legend_div_.style.display = '';
   }
 
-  var html = generateLegendHTML(e.dygraph, xValue, points, this.one_em_width_);
   var html = legend.generateLegendHTML(e.dygraph, xValue, points, this.one_em_width_);
   this.legend_div_.innerHTML = html;
 };
diff --git a/tests/customLabelFollow.html b/tests/customLabelFollow.html
index 9ac31bb..76d3822 100644
--- a/tests/customLabelFollow.html
+++ b/tests/customLabelFollow.html
@@ -36,8 +36,7 @@
               errorBars: true,
               labelsDivWidth: 100,
               labelsSeparateLines: true,
-              legend: "follow",
-              yAxisLabelWidth: 20
+              legend: "follow"
             }
           );
     </script>
-- 
2.7.4