Optional
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classOptional
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displayFunction to determine which data item to display values for.
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fontFont family for the tooltip text.
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fontFont size for the tooltip text.
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fontFont weight for the tooltip text.
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labelFill color for the tooltip labels.
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labelFont weight for the tooltip labels.
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onClick event handler for the tooltip.
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originPosition of the tooltip, can be static coordinates or function that calculates position.
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valueFill color for the tooltip values.
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xData accessor function for X values.
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xFunction to format the displayed X value.
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xInitial display text for X value when no data is available.
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xLabel text for the X value.
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yData accessor function for Y values.
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yFunction to format the displayed Y value.
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yInitial display text for Y value when no data is available.
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yLabel text for the Y value.
CSS class name for styling the tooltip.