From a922654c172712bc916ae9c239518396b3b44eb3 Mon Sep 17 00:00:00 2001
From: CJKmkp <2564608840@qq.com>
Date: Sat, 20 Dec 2025 19:36:16 +0800
Subject: [PATCH] =?UTF-8?q?improve:=E5=A4=9A=E6=8C=87=E4=B9=A6=E5=86=99?=
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---
 Ink Canvas/Helpers/MultiTouchInput.cs | 15 ++++++++++-----
 Ink Canvas/MainWindow.xaml            |  7 ++++++-
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/Ink Canvas/Helpers/MultiTouchInput.cs b/Ink Canvas/Helpers/MultiTouchInput.cs
index 33219c5f..afaff15d 100644
--- a/Ink Canvas/Helpers/MultiTouchInput.cs	
+++ b/Ink Canvas/Helpers/MultiTouchInput.cs	
@@ -19,6 +19,12 @@ namespace Ink_Canvas.Helpers
         {
             Visual = visual;
             AddVisualChild(visual);
+            
+            CacheMode = new BitmapCache();
+            
+            RenderOptions.SetBitmapScalingMode(this, BitmapScalingMode.LowQuality); 
+            RenderOptions.SetEdgeMode(this, EdgeMode.Aliased); 
+            RenderOptions.SetCachingHint(this, CachingHint.Cache); 
         }
 
         public DrawingVisual Visual { get; }
@@ -47,17 +53,16 @@ namespace Ink_Canvas.Helpers
         }
 
         /// <summary>
-        ///     创建显示笔迹的类
+        /// 创建显示笔迹的类
         /// </summary>
         /// <param name="drawingAttributes"></param>
         public StrokeVisual(DrawingAttributes drawingAttributes)
         {
             _drawingAttributes = drawingAttributes;
 
-            // 启用硬件加速
-            RenderOptions.SetBitmapScalingMode(this, BitmapScalingMode.HighQuality);
-            RenderOptions.SetEdgeMode(this, EdgeMode.Aliased);
-            RenderOptions.SetCachingHint(this, CachingHint.Cache);
+            RenderOptions.SetBitmapScalingMode(this, BitmapScalingMode.LowQuality); 
+            RenderOptions.SetEdgeMode(this, EdgeMode.Aliased); 
+            RenderOptions.SetCachingHint(this, CachingHint.Cache); 
         }
 
         /// <summary>
diff --git a/Ink Canvas/MainWindow.xaml b/Ink Canvas/MainWindow.xaml
index 3824d1fc..5f0d9dd8 100644
--- a/Ink Canvas/MainWindow.xaml	
+++ b/Ink Canvas/MainWindow.xaml	
@@ -3958,7 +3958,12 @@
                        MouseUp="inkCanvas_MouseUp"
                        ManipulationStarting="inkCanvas_ManipulationStarting"
                        SelectionChanged="inkCanvas_SelectionChanged"
-                       StrokeCollected="inkCanvas_StrokeCollected" ClipToBounds="False" Background="Transparent" />
+                       StrokeCollected="inkCanvas_StrokeCollected" 
+                       ClipToBounds="False" 
+                       Background="Transparent"
+                       RenderOptions.BitmapScalingMode="LowQuality"
+                       RenderOptions.EdgeMode="Aliased"
+                       RenderOptions.CachingHint="Cache" />
             
             <Canvas x:Name="EraserOverlayCanvas" 
                     Background="Transparent"