Add RecoilComponent and SquashAndStretchComponent; implement recoil and animation effects on shooting

2025-09-13 14:18:43 +02:00
parent e6f8989d16
commit 03abf91f59
7 changed files with 144 additions and 3 deletions
--- a/scripts/components/SquashAndStretchComponent.cs
+++ b/scripts/components/SquashAndStretchComponent.cs
@@ -0,0 +1,71 @@
+using Godot;
+
+namespace Mr.BrickAdventures.scripts.components;
+
+[GlobalClass]
+public partial class SquashAndStretchComponent : Node
+{
+    [Export] public Node2D TargetNode { get; set; }
+    [Export(PropertyHint.Range, "0.1, 1.0, 0.01")] public float AnimationDuration { get; set; } = 0.25f;
+
+    [ExportGroup("Effect Strength")]
+    [Export(PropertyHint.Range, "1.0, 2.0, 0.05")] public float SquashFactor { get; set; } = 1.2f;
+    [Export(PropertyHint.Range, "0.5, 1.0, 0.05")] public float StretchFactor { get; set; } = 0.8f;
+    
+    private Vector2 _originalScale;
+    private Tween _tween;
+    
+    public override void _Ready()
+    {
+        TargetNode ??= Owner as Node2D;
+
+        if (TargetNode == null)
+        {
+            GD.PrintErr("SquashAndStretchComponent: No valid TargetNode found. Disabling component.");
+            SetProcess(false);
+            return;
+        }
+
+        _originalScale = TargetNode.Scale;
+
+        var shootingComponent = Owner.GetNodeOrNull<PeriodicShootingComponent>("PeriodicShootingComponent");
+        if (shootingComponent != null)
+        {
+            shootingComponent.ShotFired += OnShotFired;
+        }
+        else
+        {
+            GD.PrintErr("SquashAndStretchComponent requires a PeriodicShootingComponent on the same owner to function.");
+        }
+    }
+
+    private void OnShotFired(Vector2 shootDirection)
+    {
+        if (TargetNode == null) return;
+
+        _tween?.Kill();
+
+        Vector2 squashScale;
+        Vector2 stretchScale;
+        
+        if (Mathf.Abs(shootDirection.X) > Mathf.Abs(shootDirection.Y))
+        {
+            squashScale = new Vector2(StretchFactor, SquashFactor) * _originalScale;
+            stretchScale = new Vector2(SquashFactor, StretchFactor) * _originalScale;
+        }
+        else
+        {
+            squashScale = new Vector2(SquashFactor, StretchFactor) * _originalScale;
+            stretchScale = new Vector2(StretchFactor, SquashFactor) * _originalScale;
+        }
+        
+        _tween = CreateTween();
+        _tween.SetTrans(Tween.TransitionType.Elastic).SetEase(Tween.EaseType.Out);
+        
+        var partDuration = AnimationDuration / 3.0f;
+
+        _tween.TweenProperty(TargetNode, "scale", squashScale, partDuration);
+        _tween.TweenProperty(TargetNode, "scale", stretchScale, partDuration);
+        _tween.TweenProperty(TargetNode, "scale", _originalScale, partDuration);
+    }
+}