First Unmonogame

Game/Behaviours/KeyboardInputsBehaviour.cs

@@ -0,0 +1,107 @@
+using System;
+using System.Collections.Generic;
+
+using Microsoft.Xna.Framework.Input;
+
+using Syntriax.Engine.Core;
+using Syntriax.Engine.Input;
+
+namespace Pong.Behaviours;
+
+public class KeyboardInputsBehaviour : BehaviourOverride, IButtonInputs<Keys>
+{
+    private readonly Dictionary<Keys, Action<IButtonInputs<Keys>, Keys>> OnPressed = new(256);
+    private readonly Dictionary<Keys, Action<IButtonInputs<Keys>, Keys>> OnReleased = new(256);
+
+    private int cachePressedCurrentlyCount = 0;
+    private readonly Keys[] cachePressedCurrently = new Keys[256];
+
+    private int cachePressedPreviouslyCount = 0;
+    private readonly Keys[] cachePressedPreviously = new Keys[256];
+
+    public void RegisterOnPress(Keys key, Action<IButtonInputs<Keys>, Keys> callback)
+    {
+        if (OnPressed.TryGetValue(key, out var action))
+        {
+            action += callback;
+            return;
+        }
+
+        OnPressed.Add(key, callback);
+    }
+
+    public void UnregisterOnPress(Keys key, Action<IButtonInputs<Keys>, Keys> callback)
+    {
+        if (OnPressed.TryGetValue(key, out var action))
+            action -= callback;
+    }
+
+    public void RegisterOnRelease(Keys key, Action<IButtonInputs<Keys>, Keys> callback)
+    {
+        if (OnReleased.TryGetValue(key, out var action))
+        {
+            action += callback;
+            return;
+        }
+
+        OnReleased.Add(key, callback);
+    }
+
+    public void UnregisterOnRelease(Keys key, Action<IButtonInputs<Keys>, Keys> callback)
+    {
+        if (OnReleased.TryGetValue(key, out var action))
+            action -= callback;
+    }
+
+    protected override void OnUpdate()
+    {
+        KeyboardState keyboardState = Keyboard.GetState();
+        keyboardState.GetPressedKeys(cachePressedCurrently);
+        cachePressedCurrentlyCount = keyboardState.GetPressedKeyCount();
+
+        for (int i = 0; i < cachePressedCurrentlyCount; i++)
+        {
+            Keys currentlyPressedKey = cachePressedCurrently[i];
+
+            if (!OnPressed.TryGetValue(currentlyPressedKey, out var action))
+                continue;
+
+            if (WasPressed(currentlyPressedKey))
+                continue;
+
+            action.Invoke(this, currentlyPressedKey);
+        }
+
+        for (int i = 0; i < cachePressedPreviouslyCount; i++)
+        {
+            Keys previouslyPressedKey = cachePressedPreviously[i];
+
+            if (!OnReleased.TryGetValue(previouslyPressedKey, out var action))
+                continue;
+
+            if (IsPressed(previouslyPressedKey))
+                continue;
+
+            action.Invoke(this, previouslyPressedKey);
+        }
+
+        Array.Copy(cachePressedCurrently, cachePressedPreviously, cachePressedCurrentlyCount);
+        cachePressedPreviouslyCount = cachePressedCurrentlyCount;
+    }
+
+    public bool IsPressed(Keys key)
+    {
+        for (int i = 0; i < cachePressedCurrentlyCount; i++)
+            if (cachePressedCurrently[i] == key)
+                return true;
+        return false;
+    }
+
+    public bool WasPressed(Keys key)
+    {
+        for (int i = 0; i < cachePressedPreviouslyCount; i++)
+            if (cachePressedPreviously[i] == key)
+                return true;
+        return false;
+    }
+}

Game/Behaviours/MonoGameCameraBehaviour.cs

@@ -0,0 +1,106 @@
+using System;
+
+using Microsoft.Xna.Framework;
+using Microsoft.Xna.Framework.Graphics;
+
+using Syntriax.Engine.Core;
+using Syntriax.Engine.Core.Abstract;
+
+namespace Pong.Behaviours;
+
+public class MonoGameCameraBehaviour : BehaviourOverride, ICamera
+{
+    public Action<ICamera>? OnPositionChanged { get; set; } = null;
+    public Action<ICamera>? OnMatrixTransformChanged { get; set; } = null;
+    public Action<ICamera>? OnViewportChanged { get; set; } = null;
+    public Action<ICamera>? OnRotationChanged { get; set; } = null;
+    public Action<ICamera>? OnZoomChanged { get; set; } = null;
+
+    private Matrix _matrixTransform = Matrix.Identity;
+
+    private Viewport _viewport = default;
+
+    private float _zoom = 1f;
+
+    public Matrix MatrixTransform
+    {
+        get => _matrixTransform;
+        set
+        {
+            if (_matrixTransform == value)
+                return;
+
+            _matrixTransform = value;
+            OnMatrixTransformChanged?.Invoke(this);
+        }
+    }
+
+    public Vector2D Position
+    {
+        get => Transform.Position;
+        set => Transform.Position = value;
+    }
+
+    public Viewport Viewport
+    {
+        get => _viewport;
+        set
+        {
+            if (_viewport.Equals(value))
+                return;
+
+            _viewport = value;
+            OnViewportChanged?.Invoke(this);
+        }
+    }
+
+    public float Zoom
+    {
+        get => _zoom;
+        set
+        {
+            float newValue = value >= .1f ? value : .1f;
+
+            if (_zoom == newValue)
+                return;
+
+            _zoom = newValue;
+            OnZoomChanged?.Invoke(this);
+        }
+    }
+
+    public float Rotation
+    {
+        get => Transform.Rotation;
+        set => Transform.Rotation = value;
+    }
+    public Action<IAssignableTransform>? OnTransformAssigned { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
+
+    ITransform IAssignableTransform.Transform => throw new NotImplementedException();
+
+    public void Update()
+    {
+        MatrixTransform =
+            Matrix.CreateTranslation(new Vector3(-Position.X, Position.Y, 0f)) *
+            Matrix.CreateRotationZ(Rotation) *
+            Matrix.CreateScale(Zoom) *
+            Matrix.CreateTranslation(new Vector3(_viewport.Width * .5f, _viewport.Height * .5f, 0f));
+    }
+
+    protected override void OnInitialize()
+    {
+        Transform.OnRotationChanged += OnTransformRotationChanged;
+        Transform.OnPositionChanged += OnTransformPositionChanged;
+    }
+
+    protected override void OnFinalize()
+    {
+        Transform.OnRotationChanged -= OnTransformRotationChanged;
+        Transform.OnPositionChanged -= OnTransformPositionChanged;
+    }
+
+    private void OnTransformRotationChanged(ITransform _) => OnRotationChanged?.Invoke(this);
+    private void OnTransformPositionChanged(ITransform _) => OnPositionChanged?.Invoke(this);
+
+    public bool Assign(ITransform transform) => GameObject.Assign(transform);
+}

Game/Behaviours/MovementBallBehaviour.cs

@@ -6,7 +6,6 @@ using Syntriax.Engine.Input;
 using Syntriax.Engine.Physics2D.Abstract;
 
 namespace Pong.Behaviours;
-
 public class MovementBallBehaviour(Vector2 StartDirection, float Speed) : BehaviourOverride
 {
     public Vector2 StartDirection { get; private set; } = Vector2.Normalize(StartDirection);