55 lines
1.9 KiB
C#
55 lines
1.9 KiB
C#
using System.Collections.Generic;
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using Microsoft.Xna.Framework;
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using Apos.Shapes;
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using Engine.Physics2D;
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using Syntriax.Engine.Core;
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using Syntriax.Engine.Core.Abstract;
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using Syntriax.Engine.Physics2D.Primitives;
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namespace Pong.Behaviours;
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public class ShapeBehaviour : BehaviourOverride, IDisplayableShape
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{
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private readonly List<Vector2D> vectors = [];
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public ShapeBehaviour(Shape Shape) { this.Shape = Shape; }
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public ShapeBehaviour(Shape Shape, float Thickness) { this.Shape = Shape; this.Thickness = Thickness; }
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public ShapeBehaviour(Shape Shape, Color color) { this.Shape = Shape; Color = color; }
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public ShapeBehaviour(Shape Shape, Color color, float Thickness) { this.Shape = Shape; this.Thickness = Thickness; Color = color; }
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public Shape Shape { get; } = default!;
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public Color Color { get; set; } = Color.White;
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public float Thickness { get; set; } = .5f;
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public void Draw(ShapeBatch shapeBatch)
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{
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Shape.TransformShape(GameObject.Transform, vectors);
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for (int i = 0; i < vectors.Count - 1; i++)
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shapeBatch.DrawLine(vectors[i].Scale(Vector2D.Down + Vector2D.Right).ToVector2(), vectors[i + 1].Scale(Vector2D.Down + Vector2D.Right).ToVector2(), Thickness, Color, Color);
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shapeBatch.DrawLine(vectors[0].Scale(Vector2D.Down + Vector2D.Right).ToVector2(), vectors[^1].Scale(Vector2D.Down + Vector2D.Right).ToVector2(), Thickness, Color, Color);
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}
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}
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public static class ShapeTransform
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{
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public static void TransformShape(this Shape shape, ITransform transform, List<Vector2D> vectors)
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{
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vectors.Clear();
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int count = shape.Vertices.Count;
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for (int i = 0; i < count; i++)
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vectors.Add
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(
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shape[i]
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.Scale(transform.Scale)
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.Rotate(transform.Rotation * Physics2D.DegreeToRadian)
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.Add(transform.Position)
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);
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}
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}
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