Legend title is visible when there is no data in chart

[rrimmana]

Expected behaviour

Legend title should not be show when chart has no data
Behavior should be similar to Legend items/ series names.

Actual behaviour

Legend title is shown even when no data is present in chart

Live demo with steps to reproduce

http://jsfiddle.net/L7cnkg98/

Product version

Latest version

Affected browser(s)

chrome,FF, edge

[pawellysy]

Hello @rrimmana, thanks for reporting this bug.

Simplified demo: http://jsfiddle.net/BlackLabel/tpc7ugx2/2/

Workaround

http://jsfiddle.net/BlackLabel/tpc7ugx2/3/

internal note

The legend group has no visibility attribute. Probably, instead of hiding the legend.box we could replace it with legend.group.

highcharts/ts/Core/Legend/Legend.ts

Line 1203 in fcad6ce

box[display ? 'show' : 'hide']();