初步完成Item和ViewModel

PixivFSUWP/Data/WaterfallItem.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PixivFSUWP.Data
+{
+    public class WaterfallItem
+    {
+        public int Id { get; set; }
+        public string Title { get; set; }
+        public string Author { get; set; }
+        public string ImageUri { get; set; }
+        public int Stars { get; set; }
+    }
+}

PixivFSUWP/PixivFSUWP.csproj

@@ -120,13 +120,15 @@
       <DependentUpon>App.xaml</DependentUpon>
     </Compile>
     <Compile Include="Data\OverAll.cs" />
+    <Compile Include="Data\WaterfallItem.cs" />
     <Compile Include="LoginPage.xaml.cs">
       <DependentUpon>LoginPage.xaml</DependentUpon>
     </Compile>
     <Compile Include="MainPage.xaml.cs">
       <DependentUpon>MainPage.xaml</DependentUpon>
     </Compile>
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="ViewModels\WaterfallItemViewModel.cs" />
   </ItemGroup>
   <ItemGroup>
     <AppxManifest Include="Package.appxmanifest">

PixivFSUWP/ViewModels/WaterfallItemViewModel.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using PixivFSUWP.Data;
+
+namespace PixivFSUWP.ViewModels
+{
+    public class WaterfallItemViewModel
+    {
+        public int ItemId { get; private set; }
+        public string Title { get; set; }
+        public string Author { get; set; }
+        public string ImageUri { get; set; }
+        public int Stars { get; set; }
+
+        public string GetStarsString() => Stars.ToString();
+
+        public static WaterfallItemViewModel FromItem(WaterfallItem Item)
+            => new WaterfallItemViewModel()
+            {
+                ItemId = Item.Id,
+                Title = Item.Title,
+                Author = Item.Author,
+                ImageUri = Item.ImageUri,
+                Stars = Item.Stars
+            };
+    }
+}