in Source/Charts/Data/Interfaces/ChartDataSetProtocol.swift [57:170]
func entryForXValue(
_ xValue: Double,
closestToY yValue: Double,
rounding: ChartDataSetRounding) -> ChartDataEntry?
/// - Parameters:
/// - xValue: the x-value
/// - closestToY: If there are multiple y-values for the specified x-value,
/// - Returns: The first Entry object found at the given x-value with binary search.
/// If the no Entry at the specified x-value is found, this method returns the Entry at the closest x-value.
/// nil if no Entry object at that x-value.
func entryForXValue(
_ xValue: Double,
closestToY yValue: Double) -> ChartDataEntry?
/// - Returns: All Entry objects found at the given x-value with binary search.
/// An empty array if no Entry object at that x-value.
func entriesForXValue(_ xValue: Double) -> [ChartDataEntry]
/// - Parameters:
/// - xValue: x-value of the entry to search for
/// - closestToY: If there are multiple y-values for the specified x-value,
/// - rounding: Rounding method if exact value was not found
/// - Returns: The array-index of the specified entry.
/// If the no Entry at the specified x-value is found, this method returns the index of the Entry at the closest x-value according to the rounding.
func entryIndex(
x xValue: Double,
closestToY yValue: Double,
rounding: ChartDataSetRounding) -> Int
/// - Parameters:
/// - e: the entry to search for
/// - Returns: The array-index of the specified entry
func entryIndex(entry e: ChartDataEntry) -> Int
/// Adds an Entry to the DataSet dynamically.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// Entries are added to the end of the list.
///
/// - Parameters:
/// - e: the entry to add
/// - Returns: `true` if the entry was added successfully, `false` ifthis feature is not supported
func addEntry(_ e: ChartDataEntry) -> Bool
/// Adds an Entry to the DataSet dynamically.
/// Entries are added to their appropriate index in the values array respective to their x-position.
/// This will also recalculate the current minimum and maximum values of the DataSet and the value-sum.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// Entries are added to the end of the list.
///
/// - Parameters:
/// - e: the entry to add
/// - Returns: `true` if the entry was added successfully, `false` ifthis feature is not supported
func addEntryOrdered(_ e: ChartDataEntry) -> Bool
/// Removes an Entry from the DataSet dynamically.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// - Parameters:
/// - entry: the entry to remove
/// - Returns: `true` if the entry was removed successfully, `false` ifthe entry does not exist or if this feature is not supported
func removeEntry(_ entry: ChartDataEntry) -> Bool
/// Removes the Entry object at the given index in the values array from the DataSet.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// - Parameters:
/// - index: the index of the entry to remove
/// - Returns: `true` if the entry was removed successfully, `false` ifthe entry does not exist or if this feature is not supported
func removeEntry(index: Int) -> Bool
/// Removes the Entry object closest to the given x-value from the DataSet.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// - Parameters:
/// - x: the x-value to remove
/// - Returns: `true` if the entry was removed successfully, `false` ifthe entry does not exist or if this feature is not supported
func removeEntry(x: Double) -> Bool
/// Removes the first Entry (at index 0) of this DataSet from the entries array.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// - Returns: `true` if the entry was removed successfully, `false` ifthe entry does not exist or if this feature is not supported
func removeFirst() -> Bool
/// Removes the last Entry (at index 0) of this DataSet from the entries array.
///
/// *optional feature, can return `false` ifnot implemented*
///
/// - Returns: `true` if the entry was removed successfully, `false` ifthe entry does not exist or if this feature is not supported
func removeLast() -> Bool
/// Checks if this DataSet contains the specified Entry.
///
/// - Returns: `true` if contains the entry, `false` ifnot.
func contains(_ e: ChartDataEntry) -> Bool
/// Removes all values from this DataSet and does all necessary recalculations.
///
/// *optional feature, could throw if not implemented*
func clear()
// MARK: - Styling functions and accessors
/// The label string that describes the DataSet.
var label: String? { get }