57 lines
1.6 KiB
C#
57 lines
1.6 KiB
C#
using Robust.Client.GameObjects;
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using Robust.Client.Interfaces.GameObjects.Components;
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using Robust.Shared.GameObjects;
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using Robust.Shared.Maths;
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namespace Content.Client.GameObjects.Components.Mobs
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{
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[RegisterComponent]
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public sealed class MeleeLungeComponent : Component
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{
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public override string Name => "MeleeLunge";
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private const float ResetTime = 0.3f;
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private const float BaseOffset = 0.25f;
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private Angle _angle;
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private float _time;
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public void SetData(Angle angle)
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{
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_angle = angle;
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_time = 0;
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}
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public void Update(float frameTime)
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{
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_time += frameTime;
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var offset = Vector2.Zero;
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var deleteSelf = false;
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if (_time > ResetTime)
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{
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deleteSelf = true;
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}
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else
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{
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offset = _angle.RotateVec((BaseOffset, 0));
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offset *= (ResetTime - _time) / ResetTime;
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}
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if (Owner.TryGetComponent(out ISpriteComponent spriteComponent))
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{
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// We have to account for rotation so the offset still checks out.
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// SpriteComponent.Offset is applied before transform rotation (as expected).
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var worldRotation = Owner.Transform.WorldRotation;
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spriteComponent.Offset = new Angle(-worldRotation).RotateVec(offset);
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}
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if (deleteSelf)
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{
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Owner.RemoveComponent<MeleeLungeComponent>();
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}
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}
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}
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}
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