tooltip.renderMode: 
        
    
    
    
    
    
    Hover point, show item tooltip (with arrow in renderMode 'html')
    
    Tooltip in Radar Chart
    
    Tooltip in Pie Chart
    
    Tooltip in Sankey Chart
    
    Tooltip in Graph Chart
    
    Simple 2 value axis scatter (trigger: 'item' | 'axis')
    
    Tooltip in Tree Chart
    
    Tooltip in Multiple Chart
    
    Tooltip in Line Chart axis Y is main axis
    
    Tooltip in Treemap Chart
    
    Tooltip in Bar Chart
    
    Tooltip in Stacked Line Chart (and legend)
    
    Tooltip in Scatter Line Chart
    
    Tooltip both in Candlestick (show dims vertically) and Line
    
    Tooltip in Map Series
    
    Tooltip in Continuous Heatmap Chart
    
    Tooltip in Piecewise Heatmap Chart
    
    Tooltip in Gradien Line Chart
    
    Tooltip in Multiple X Axis Line Chart
    
    Tooltip in Gradient Bar Chart
    
    Tooltip in Stacked Bar Chart (check MarkPoint)
    
    Tooltip in Stacked Bar Chart Horizontal
    
    Tooltip in Stacked Line Chart Horizontal
    
    Tooltip order valueAsc
    
    'value' xAxis, valueDesc
    
    Tooltip order seriesDesc
    
    Tooltip order seriesAsc
    
    Tooltip Radar and valueAsc
    
    Tooltip 'category' xAxis with number value and valueDesc
    
    Tooltip Line 'time' xAxis
    
    tooltip.formatter callback. Markers should be displayed.
    
    tooltip.borderColor has higher priority
    
    tooltip.textStyle.color