48 lines
1.2 KiB
C#
48 lines
1.2 KiB
C#
using Microsoft.Xna.Framework;
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using Microsoft.Xna.Framework.Graphics;
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namespace AlienAttack.MonoGame.Things.Asteroids;
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public class Asteroid : MoveableSprite
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{
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public const int Width = 39;
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public const int Height = 37;
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protected float Rotation = 0;
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public Asteroid(int x, int y) : base(x, y)
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{
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Origin = new(Width / 2, Height / 2);
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BoundBox = new(0, 0, Width, Height);
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YVelocity = 1;
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XVelocity = 0;
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}
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public override void Draw(SpriteDrawArgs args)
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{
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Texture2D texture = args.Content.Load<Texture2D>("Sprites/Asteroid 01");
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args.SpriteBatch.Draw(texture, Position, null, DrawColor, Rotation, Origin, 1f, SpriteEffects.None, 1);
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base.Draw(args);
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}
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public override sealed void Update(SpriteUpdateContext context)
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{
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base.Update(context);
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CollisionBox = new Rectangle((int)XPosition + BoundBox.X - (int)Origin.X, (int)YPosition + BoundBox.Y - (int)Origin.Y, BoundBox.Width, BoundBox.Height);
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if (YPosition - Origin.Y > context.ViewTransform.ScreenHeight)
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{
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IsDead = true;
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return;
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}
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Rotation += 0.01f;
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if (Rotation > 360f)
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{
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Rotation = 0;
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}
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}
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} |