using Minint.Core.Models;

namespace Minint.Core.Services;

public interface IFloodFillService
{
    /// <summary>
    /// Flood-fills a contiguous region of identical color starting at (<paramref name="x"/>, <paramref name="y"/>)
    /// with <paramref name="newColorIndex"/>. Uses 4-connectivity (up/down/left/right).
    /// </summary>
    void Fill(MinintLayer layer, int x, int y, int newColorIndex, int width, int height);
}