From bbb30b7c25c7b5731dc0371e10e1664039dc27e4 Mon Sep 17 00:00:00 2001
From: CJKmkp <2564608840@qq.com>
Date: Sat, 20 Dec 2025 17:30:18 +0800
Subject: [PATCH] =?UTF-8?q?improve:=E5=87=A0=E4=BD=95=E9=95=BF=E6=8C=89?=
 =?UTF-8?q?=E7=8A=B6=E6=80=81=E6=98=BE=E7=A4=BA?=
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---
 Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs | 35 +++++++++++++++------
 1 file changed, 25 insertions(+), 10 deletions(-)

diff --git a/Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs b/Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs
index d4b69701..1e26a1e4 100644
--- a/Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs	
+++ b/Ink Canvas/MainWindow_cs/MW_ShapeDrawing.cs	
@@ -154,8 +154,11 @@ namespace Ink_Canvas
             if (isLongPressSelected)
             {
                 if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
-                var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
-                ImageDrawLine.BeginAnimation(OpacityProperty, dA);
+                if (sender is UIElement ui)
+                {
+                    var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
+                    ui.BeginAnimation(OpacityProperty, dA);
+                }
             }
 
             DrawShapePromptToPen();
@@ -177,8 +180,11 @@ namespace Ink_Canvas
             if (isLongPressSelected)
             {
                 if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
-                var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
-                ImageDrawDashedLine.BeginAnimation(OpacityProperty, dA);
+                if (sender is UIElement ui)
+                {
+                    var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
+                    ui.BeginAnimation(OpacityProperty, dA);
+                }
             }
 
             DrawShapePromptToPen();
@@ -200,8 +206,11 @@ namespace Ink_Canvas
             if (isLongPressSelected)
             {
                 if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
-                var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
-                ImageDrawDotLine.BeginAnimation(OpacityProperty, dA);
+                if (sender is UIElement ui)
+                {
+                    var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
+                    ui.BeginAnimation(OpacityProperty, dA);
+                }
             }
 
             DrawShapePromptToPen();
@@ -223,8 +232,11 @@ namespace Ink_Canvas
             if (isLongPressSelected)
             {
                 if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
-                var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
-                ImageDrawArrow.BeginAnimation(OpacityProperty, dA);
+                if (sender is UIElement ui)
+                {
+                    var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
+                    ui.BeginAnimation(OpacityProperty, dA);
+                }
             }
 
             DrawShapePromptToPen();
@@ -246,8 +258,11 @@ namespace Ink_Canvas
             if (isLongPressSelected)
             {
                 if (ToggleSwitchDrawShapeBorderAutoHide.IsOn) CollapseBorderDrawShape();
-                var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
-                ImageDrawParallelLine.BeginAnimation(OpacityProperty, dA);
+                if (sender is UIElement ui)
+                {
+                    var dA = new DoubleAnimation(1, 1, new Duration(TimeSpan.FromMilliseconds(0)));
+                    ui.BeginAnimation(OpacityProperty, dA);
+                }
             }
 
             DrawShapePromptToPen();