confirm use of tip-of-bar/mid-angle pt for selection and hover labels
confirm use of tip-of-bar/mid-angle pt for selection and hover labels

plotly/plotly.js,aburato/plotly.js,etpinard/plotly.js,etpinard/plotly.js,plotly/plotly.js,aburato/plotly.js,plotly/plotly.js,etpinard/plotly.js,asolagmbh/plotly.js,asolagmbh/plotly.js,plotly/plotly.js,asolagmbh/plotly.js