滚动性能优化

src/App/App.csproj

@@ -1090,9 +1090,6 @@
     <PackageReference Include="FFmpegInteropX">
       <Version>0.9.4</Version>
     </PackageReference>
-    <PackageReference Include="HN.Controls.ImageEx.Uwp">
-      <Version>1.0.33</Version>
-    </PackageReference>
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
       <Version>6.2.13</Version>
     </PackageReference>
@@ -1114,9 +1111,6 @@
     <PackageReference Include="Newtonsoft.Json">
       <Version>13.0.1</Version>
     </PackageReference>
-    <PackageReference Include="Nito.AsyncEx.Tasks">
-      <Version>5.1.2</Version>
-    </PackageReference>
     <PackageReference Include="Richasy.ExpanderEx.UWP">
       <Version>1.0.4</Version>
     </PackageReference>

src/App/Controls/App/CardPanel/CardPanel.Fields.cs

@@ -1,7 +1,6 @@
 // Copyright (c) Richasy. All rights reserved.
 
 using System;
-using Windows.UI.Composition;
 using Windows.UI.Xaml.Controls;
 
 namespace Richasy.Bili.App.Controls
@@ -11,43 +10,11 @@ namespace Richasy.Bili.App.Controls
     /// </summary>
     public partial class CardPanel
     {
-        // Light theme
-        private const float LightPointerRestShadowRadius = 8f;
-        private const float LightPointerRestShadowOffsetY = 2f;
-        private const float LightPointerRestShadowOpacity = 0.02f;
-
-        private const float LightPointerOverShadowRadius = 8f;
-        private const float LightPointerOverShadowOffsetY = 4f;
-        private const float LightPointerOverShadowOpacity = 0.04f;
-
-        private const float LightPointerPressedShadowRadius = 2f;
-        private const float LightPointerPressedShadowOffsetY = 0;
-        private const float LightPointerPressedShadowOpacity = 0.03f;
-
-        // Dark theme
-        private const float DarkPointerRestShadowRadius = 6f;
-        private const float DarkPointerRestShadowOffsetY = 2f;
-        private const float DarkPointerRestShadowOpacity = 0.1f;
-
-        private const float DarkPointerOverShadowRadius = 12f;
-        private const float DarkPointerOverShadowOffsetY = 8f;
-        private const float DarkPointerOverShadowOpacity = 0.18f;
-
-        private const float DarkPointerPressedShadowRadius = 2f;
-        private const float DarkPointerPressedShadowOffsetY = 0f;
-        private const float DarkPointerPressedShadowOpacity = 0.2f;
-
         private const float PointerOverOffsetY = -4f;
 
-        private static readonly TimeSpan ShowShadowDuration = TimeSpan.FromMilliseconds(300);
-        private static readonly TimeSpan HideShadowDuration = TimeSpan.FromMilliseconds(250);
-        private static readonly TimeSpan PressShadowDuration = TimeSpan.FromMilliseconds(250);
+        private static readonly TimeSpan OffsetDuration = TimeSpan.FromMilliseconds(250);
 
-        private readonly Compositor _compositor;
         private Grid _rootContainer;
-        private bool _loaded;
-        private bool _templateApplied;
-        private bool _shadowCreated;
         private long _pointerOverToken;
         private long _pressedToken;
     }

src/App/Controls/App/CardPanel/CardPanel.Properties.cs

@@ -14,9 +14,6 @@ public partial class CardPanel
         public static readonly DependencyProperty IsEnableHoverAnimationProperty =
             DependencyProperty.Register(nameof(IsEnableHoverAnimation), typeof(bool), typeof(CardPanel), new PropertyMetadata(true));
 
-        public static readonly DependencyProperty IsEnableShadowProperty =
-            DependencyProperty.Register(nameof(IsEnableShadow), typeof(bool), typeof(CardPanel), new PropertyMetadata(true, new PropertyChangedCallback(OnIsEnableShadowChanged)));
-
         public static readonly DependencyProperty IsEnableCheckProperty =
             DependencyProperty.Register(nameof(IsEnableCheck), typeof(bool), typeof(CardPanel), new PropertyMetadata(false));
 
@@ -74,15 +71,6 @@ public bool IsEnableHoverAnimation
             set { SetValue(IsEnableHoverAnimationProperty, value); }
         }
 
-        /// <summary>
-        /// 是否显示阴影.
-        /// </summary>
-        public bool IsEnableShadow
-        {
-            get { return (bool)GetValue(IsEnableShadowProperty); }
-            set { SetValue(IsEnableShadowProperty, value); }
-        }
-
         /// <summary>
         /// 是否支持选中.
         /// </summary>