From 07686926ac8a7b572097946c6c5a248df812ceed Mon Sep 17 00:00:00 2001
From: Roei Baruch <roei.baruch.pepper@gmail.com>
Date: Thu, 9 Mar 2023 13:01:21 +0200
Subject: [PATCH 1/3] feature(long-tap-gesture-recognizer-ability): Added
 longTapGestureRecognized

---
 .../Charts/Charts/BarLineChartViewBase.swift  | 28 +++++++++++++++++++
 Source/Charts/Utils/Platform+Gestures.swift   |  1 +
 2 files changed, 29 insertions(+)

diff --git a/Source/Charts/Charts/BarLineChartViewBase.swift b/Source/Charts/Charts/BarLineChartViewBase.swift
index 343cd6832f..c082e20354 100644
--- a/Source/Charts/Charts/BarLineChartViewBase.swift
+++ b/Source/Charts/Charts/BarLineChartViewBase.swift
@@ -87,6 +87,7 @@ open class BarLineChartViewBase: ChartViewBase, BarLineScatterCandleBubbleChartD
     /// **default**: An instance of XAxisRenderer
     @objc open lazy var xAxisRenderer = XAxisRenderer(viewPortHandler: viewPortHandler, axis: xAxis, transformer: _leftAxisTransformer)
 
+    internal var _longTapGestureRecognizer: NSUILongGestureRecognizer!
     internal var _tapGestureRecognizer: NSUITapGestureRecognizer!
     internal var _doubleTapGestureRecognizer: NSUITapGestureRecognizer!
     #if !os(tvOS)
@@ -121,6 +122,7 @@ open class BarLineChartViewBase: ChartViewBase, BarLineScatterCandleBubbleChartD
 
         self.highlighter = ChartHighlighter(chart: self)
         
+        _longTapGestureRecognizer = NSUILongGestureRecognizer(target: self, action: #selector(longTapGestureRecognized(_:)))
         _tapGestureRecognizer = NSUITapGestureRecognizer(target: self, action: #selector(tapGestureRecognized(_:)))
         _doubleTapGestureRecognizer = NSUITapGestureRecognizer(target: self, action: #selector(doubleTapGestureRecognized(_:)))
         _doubleTapGestureRecognizer.nsuiNumberOfTapsRequired = 2
@@ -529,6 +531,32 @@ open class BarLineChartViewBase: ChartViewBase, BarLineScatterCandleBubbleChartD
     private var _decelerationDisplayLink: NSUIDisplayLink!
     private var _decelerationVelocity = CGPoint()
     
+    @objc private func longTapGestureRecognized(_ recognizer: NSUILongGestureRecognizer)
+    {
+        if data === nil
+        {
+            return
+        }
+
+        if recognizer.state == NSUIGestureRecognizerState.began
+        {
+            if !isHighLightPerTapEnabled { return }
+
+            let h = getHighlightByTouchPoint(recognizer.location(in: self))
+
+            if h === nil || h == self.lastHighlighted
+            {
+                lastHighlighted = nil
+                highlightValue(nil, callDelegate: true)
+            }
+            else
+            {
+                lastHighlighted = h
+                highlightValue(h, callDelegate: true)
+            }
+        }
+    }
+    
     @objc private func tapGestureRecognized(_ recognizer: NSUITapGestureRecognizer)
     {
         if data === nil
diff --git a/Source/Charts/Utils/Platform+Gestures.swift b/Source/Charts/Utils/Platform+Gestures.swift
index e22e168876..acffb2b90a 100644
--- a/Source/Charts/Utils/Platform+Gestures.swift
+++ b/Source/Charts/Utils/Platform+Gestures.swift
@@ -18,6 +18,7 @@ public typealias NSUIGestureRecognizerState = UIGestureRecognizer.State
 public typealias NSUIGestureRecognizerDelegate = UIGestureRecognizerDelegate
 public typealias NSUITapGestureRecognizer = UITapGestureRecognizer
 public typealias NSUIPanGestureRecognizer = UIPanGestureRecognizer
+public typealias NSUILongGestureRecognizer = UILongPressGestureRecognizer
 
 extension NSUITapGestureRecognizer
 {

From 810f7e39aa4dcd0deb36a8e9e7b10f445a4335f9 Mon Sep 17 00:00:00 2001
From: Roei Baruch <roei.baruch.pepper@gmail.com>
Date: Thu, 9 Mar 2023 14:57:31 +0200
Subject: [PATCH 2/3] feature(long-tap-gesture-recognizer-ability): Added
 self.addGestureRecognizer

---
 Source/Charts/Charts/BarLineChartViewBase.swift | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/Charts/Charts/BarLineChartViewBase.swift b/Source/Charts/Charts/BarLineChartViewBase.swift
index c082e20354..959992cc4f 100644
--- a/Source/Charts/Charts/BarLineChartViewBase.swift
+++ b/Source/Charts/Charts/BarLineChartViewBase.swift
@@ -130,6 +130,7 @@ open class BarLineChartViewBase: ChartViewBase, BarLineScatterCandleBubbleChartD
         
         _panGestureRecognizer.delegate = self
         
+        self.addGestureRecognizer(_longTapGestureRecognizer)
         self.addGestureRecognizer(_tapGestureRecognizer)
         self.addGestureRecognizer(_doubleTapGestureRecognizer)
         self.addGestureRecognizer(_panGestureRecognizer)

From 079f1484ae2d830c236b247e569aa6d7576f4e1d Mon Sep 17 00:00:00 2001
From: Roei Baruch <roei.baruch.pepper@gmail.com>
Date: Thu, 9 Mar 2023 15:38:10 +0200
Subject: [PATCH 3/3] feature(long-tap-gesture-recognizer-ability):Added
 horizontal capabilities

---
 Source/Charts/Charts/BarLineChartViewBase.swift | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Source/Charts/Charts/BarLineChartViewBase.swift b/Source/Charts/Charts/BarLineChartViewBase.swift
index 959992cc4f..803ea86f95 100644
--- a/Source/Charts/Charts/BarLineChartViewBase.swift
+++ b/Source/Charts/Charts/BarLineChartViewBase.swift
@@ -538,6 +538,19 @@ open class BarLineChartViewBase: ChartViewBase, BarLineScatterCandleBubbleChartD
         {
             return
         }
+        
+        if isHighlightPerDragEnabled
+       {
+           let h = getHighlightByTouchPoint(recognizer.location(in: self))
+
+           let lastHighlighted = self.lastHighlighted
+           
+           if h != lastHighlighted
+           {
+               self.lastHighlighted = h
+               self.highlightValue(h, callDelegate: true)
+           }
+       }
 
         if recognizer.state == NSUIGestureRecognizerState.began
         {