using System.Collections.Generic;

namespace HxGame.PathFinding
{

	public delegate float OnCellCross(int cellIndex);

	interface IPathFinder
	{

		HeuristicFormula Formula
		{
			get;
			set;
		}

		bool Diagonals
		{
			get;
			set;
		}

		float HeavyDiagonalsCost
		{
			get;
			set;
		}

		bool HexagonalGrid
		{
			get;
			set;
		}

		float HeuristicEstimate
		{
			get;
			set;
		}

		int MaxSteps
		{
			get;
			set;
		}

		float MaxSearchCost
		{
			get;
			set;
		}

		int CellGroupMask
		{
			get;
			set;
		}

		bool IgnoreCanCrossCheck
		{
			get;
			set;
		}

		bool IgnoreCellCost
		{
			get;
			set;
		}

		bool IncludeInvisibleCells
		{
			get;
			set;
		}

		List<PathFinderNode> FindPath(CellNode start, CellNode end, out float cost, bool evenLayout);

		void SetCalcMatrix(CellNode[] grid);

		OnCellCross OnCellCross { get; set; }

	}
	
}