Function getNearestItems

src/core/core.interaction.js:209–217

* Helper function to get the items nearest to the event position considering all visible items in the chart * @param {Chart} chart - the chart to look at elements from * @param {Point} position - the point to be nearest to, in relative coordinates * @param {string} axis - the axes along which to

(chart, position, axis, intersect, useFinalPosition, includeInvisible)

 * @return {InteractionItem[]} the nearest items
 */
function getNearestItems(chart, position, axis, intersect, useFinalPosition, includeInvisible) {
  if (!includeInvisible && !chart.isPointInArea(position)) {
    return [];
  }

  return axis === 'r' && !intersect
    ? getNearestRadialItems(chart, position, axis, useFinalPosition)
    : getNearestCartesianItems(chart, position, axis, intersect, useFinalPosition, includeInvisible);
}

/**
 * Helper function to get the items matching along the given X or Y axis