From 13094be1f0286c5a4de087db9ef48970bb30d934 Mon Sep 17 00:00:00 2001
From: Andy Martushev <andy_martushev@cable.comcast.com>
Date: Fri, 28 Jun 2019 15:11:24 -0600
Subject: [PATCH 1/2] move isDrawCirclesEnabled check further up in code to
 avoid creating accessibility labels that will never appear anyway.  Reduces
 CPU significantly for larger datasets.

---
 Source/Charts/Renderers/LineChartRenderer.swift | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/Source/Charts/Renderers/LineChartRenderer.swift b/Source/Charts/Renderers/LineChartRenderer.swift
index eedd92de91..b43e4b0f9c 100644
--- a/Source/Charts/Renderers/LineChartRenderer.swift
+++ b/Source/Charts/Renderers/LineChartRenderer.swift
@@ -601,6 +601,14 @@ open class LineChartRenderer: LineRadarRenderer
                     continue
                 }
                 
+                
+                // Skip Circles and Accessibility if not enabled.
+                //reduces CPU significantly if not needed
+                if !dataSet.isDrawCirclesEnabled
+                {
+                    continue
+                }
+                
                 // Accessibility element geometry
                 let scaleFactor: CGFloat = 3
                 let accessibilityRect = CGRect(x: pt.x - (scaleFactor * circleRadius),
@@ -621,11 +629,6 @@ open class LineChartRenderer: LineRadarRenderer
                     accessibilityOrderedElements[i].append(element)
                 }
 
-                if !dataSet.isDrawCirclesEnabled
-                {
-                    continue
-                }
-
                 context.setFillColor(dataSet.getCircleColor(atIndex: j)!.cgColor)
 
                 rect.origin.x = pt.x - circleRadius

From 28e066197896205dee2270ac43a5c5ce2890d4b8 Mon Sep 17 00:00:00 2001
From: Xuan <liuxuan30@gmail.com>
Date: Mon, 11 Nov 2019 09:46:17 +0800
Subject: [PATCH 2/2] Update LineChartRenderer.swift

---
 Source/Charts/Renderers/LineChartRenderer.swift | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/Charts/Renderers/LineChartRenderer.swift b/Source/Charts/Renderers/LineChartRenderer.swift
index b43e4b0f9c..9216395e2c 100644
--- a/Source/Charts/Renderers/LineChartRenderer.swift
+++ b/Source/Charts/Renderers/LineChartRenderer.swift
@@ -602,8 +602,8 @@ open class LineChartRenderer: LineRadarRenderer
                 }
                 
                 
-                // Skip Circles and Accessibility if not enabled.
-                //reduces CPU significantly if not needed
+                // Skip Circles and Accessibility if not enabled,
+                // reduces CPU significantly if not needed
                 if !dataSet.isDrawCirclesEnabled
                 {
                     continue