MapIconOverlay.cs

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using System.Collections.Generic;
using Microsoft.Xna.Framework;
 
namespace Terraria.Map;
 
public class MapIconOverlay
{
    private readonly List<IMapLayer> _layers = new List<IMapLayer>();
 
    public MapIconOverlay AddLayer(IMapLayer layer)
    {
        _layers.Add(layer);
        return this;
    }
 
    public void Draw(Vector2 mapPosition, Vector2 mapOffset, Rectangle? clippingRect, float mapScale, float drawScale, ref string text)
    {
        MapOverlayDrawContext context = new MapOverlayDrawContext(mapPosition, mapOffset, clippingRect, mapScale, drawScale);
        foreach (IMapLayer layer in _layers)
        {
            layer.Draw(ref context, ref text);
        }
    }
}