优化代码

2025-09-30 17:46:35 +08:00
parent 92e695ef7c
commit 92bb458345
16 changed files with 71 additions and 131 deletions
@@ -85,9 +85,8 @@ namespace Ink_Canvas

            // 根据橡皮擦形状选择对应的图像资源
            string resourceKey = isEraserCircleShape ? "EllipseEraserImageSource" : "RectangleEraserImageSource";
-            var imageSource = TryFindResource(resourceKey) as DrawingImage;
-            
-            if (imageSource != null)
+
+            if (TryFindResource(resourceKey) is DrawingImage imageSource)
            {
                eraserFeedback.Source = imageSource;
            }