add:PPT时间胶囊（没做完不好看）

2025-12-27 22:41:24 +08:00
parent fae08a5285
commit a81ee5b3db
8 changed files with 1076 additions and 2 deletions
@@ -135,4 +135,21 @@ namespace Ink_Canvas.Converter
            return Visibility.Visible;
        }
    }
+
+    public class RippleEffectTranslationConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            if (value is double d)
+            {
+                return -d / 2;
+            }
+            return 0.0;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return null;
+        }
+    }
 }