75 lines
1.8 KiB
C#
75 lines
1.8 KiB
C#
using Godot;
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namespace Mr.BrickAdventures.scripts.components;
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public partial class HitComponent : Node
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{
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[Export] public Sprite2D Sprite { get; set; }
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[Export] public HealthComponent Health { get; set; }
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[Export] public float HitDuration { get; set; } = 0.1f;
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[Export] public GpuParticles2D HitFx { get; set; }
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[Export] public bool FlashMode { get; set; } = true;
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public override void _Ready()
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{
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if (Health != null)
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{
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Health.HealthChanged += OnHealthChange;
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Health.Death += OnDeath;
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}
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if (Sprite == null)
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{
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GD.PushError("HitComponent: Sprite is null");
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return;
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}
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if (Sprite.Material != null && FlashMode)
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{
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Sprite.Material = (Material)Sprite.Material.Duplicate();
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}
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}
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private void Activate()
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{
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if (!FlashMode) return;
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Sprite.SetInstanceShaderParameter("enabled", true);
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}
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private void Deactivate()
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{
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if (!FlashMode) return;
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Sprite.SetInstanceShaderParameter("enabled", false);
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}
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private async void OnHealthChange(float delta, float totalHealth)
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{
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if (!(delta < 0f)) return;
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Activate();
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await ToSignal(GetTree().CreateTimer(HitDuration), Timer.SignalName.Timeout);
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Deactivate();
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if (totalHealth > 0f && delta < 0f)
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{
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HandleHitFx();
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}
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}
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private async void OnDeath()
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{
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Activate();
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await ToSignal(GetTree().CreateTimer(HitDuration), Timer.SignalName.Timeout);
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Deactivate();
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}
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private void HandleHitFx()
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{
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if (HitFx == null) return;
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HitFx.Restart();
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HitFx.Emitting = true;
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}
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} |