SimpleStructure.cs

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using Microsoft.Xna.Framework;
 
namespace Terraria.WorldBuilding;
 
public class SimpleStructure : GenStructure
{
    private int[,] _data;
 
    private int _width;
 
    private int _height;
 
    private GenAction[] _actions;
 
    private bool _xMirror;
 
    private bool _yMirror;
 
    public int Width => _width;
 
    public int Height => _height;
 
    public SimpleStructure(params string[] data)
    {
        ReadData(data);
    }
 
    public SimpleStructure(string data)
    {
        ReadData(data.Split('\n'));
    }
 
    private void ReadData(string[] lines)
    {
        _height = lines.Length;
        _width = lines[0].Length;
        _data = new int[_width, _height];
        for (int i = 0; i < _height; i++)
        {
            for (int j = 0; j < _width; j++)
            {
                int num = lines[i][j];
                if (num >= 48 && num <= 57)
                {
                    _data[j, i] = num - 48;
                }
                else
                {
                    _data[j, i] = -1;
                }
            }
        }
    }
 
    public SimpleStructure SetActions(params GenAction[] actions)
    {
        _actions = actions;
        return this;
    }
 
    public SimpleStructure Mirror(bool horizontalMirror, bool verticalMirror)
    {
        _xMirror = horizontalMirror;
        _yMirror = verticalMirror;
        return this;
    }
 
    public override bool Place(Point origin, StructureMap structures)
    {
        if (!structures.CanPlace(new Rectangle(origin.X, origin.Y, _width, _height)))
        {
            return false;
        }
        for (int i = 0; i < _width; i++)
        {
            for (int j = 0; j < _height; j++)
            {
                int num = (_xMirror ? (-i) : i);
                int num2 = (_yMirror ? (-j) : j);
                if (_data[i, j] != -1 && !_actions[_data[i, j]].Apply(origin, num + origin.X, num2 + origin.Y))
                {
                    return false;
                }
            }
        }
        structures.AddProtectedStructure(new Rectangle(origin.X, origin.Y, _width, _height));
        return true;
    }
}