Add game system

Tetris.csproj

@@ -9,10 +9,14 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <None Remove="Resources\tetris.png"/>
+        <None Remove="Resources\tetris.png" />
         <Resource Include="Resources\tetris.png">
             <CopyToOutputDirectory>Always</CopyToOutputDirectory>
         </Resource>
     </ItemGroup>
 
+    <ItemGroup>
+      <PackageReference Include="WriteableBitmapEx" Version="1.6.8" />
+    </ItemGroup>
+
 </Project>

Views/GameWindow.xaml.cs

@@ -1,5 +1,6 @@
 using System.Runtime.InteropServices;
 using System.Windows;
+using Tetris.ViewsModels;
 
 namespace Tetris.Views;
 
@@ -9,7 +10,7 @@ public partial class GameWindow : Window
     {
         AttachConsole(-1);
         InitializeComponent();
-        // new GameManager((int)Width, (int)Height, ImageControl);
+        new GameModel((int)Width, (int)Height, ImageControl);
     }
 
     [DllImport("kernel32.dll")]

ViewsModels/GameModel.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Threading;
+
+namespace Tetris.ViewsModels;
+
+public class GameModel
+{
+    private const int RendererHertz = 5;
+    private const int GameRendererHertz = (1 / RendererHertz) * 1000;
+    private readonly WriteableBitmap _writeableBitmap;
+
+    public GameModel(int width, int height, Image image)
+    {
+        var random = new Random();
+        
+        _writeableBitmap = BitmapFactory.New(width, height);
+        image.Source = _writeableBitmap;
+        
+        var dispatcherRenderTimer = new DispatcherTimer
+        {
+            Interval = new TimeSpan(0, 0, 0, 0, GameRendererHertz)
+        };
+        
+        dispatcherRenderTimer.Tick += Render;
+        dispatcherRenderTimer.Start();
+        
+        var dispatcherUpdateTimer = new DispatcherTimer
+        {
+            Interval = new TimeSpan(0, 0, 0, 0, 25)
+        };
+        
+        dispatcherUpdateTimer.Tick += Update;
+        dispatcherUpdateTimer.Start();
+    }
+    
+    private void Render(object? sender, EventArgs eventArgs)
+    {
+        _writeableBitmap.Lock();
+        _writeableBitmap.Clear(Colors.Black);
+
+        _writeableBitmap.Unlock();
+    }
+    
+    private void Update(object? sender, EventArgs eventArgs)
+    {
+        
+    }
+}