//-----------------------------------------------------------------------
// <copyright file="Geometry2DData.cs" company="Deltares">
//  Copyright (c) 2011 Deltares. All rights reserved.
// </copyright>
// <author>B.S.T.I.M. The</author>
// <email>tom.the@deltares.nl</email>
// <date>13-05-2011</date>
// <summary>Data object to hold 2D geometry as is used by the old D-Serie programs (like MStab)</summary>
//-----------------------------------------------------------------------
using System.Collections.Generic;
using Deltares.Standard.Extensions;

namespace Deltares.Dam.Data
{
    using System;
    using Standard;

    public struct Geometry2DLayer
    {
        public Geometry2DBoundaryLine boundaryLine;
        public String soilName;
        public LayerType layerType;
    }

    public class Geometry2DDataException : ApplicationException
    {
        public Geometry2DDataException(string message): base(message)
        {
        }
    }

    public class Geometry2DData
    {

        private List<Geometry2DLayer> layers = new List<Geometry2DLayer>();
        private double tolerance = 0.0000000001;

        public Geometry2DData()
        {

        }

        public int LayerCount { get { return layers.Count; } }

        public double Tolerance
        {
            get { return tolerance; }
            set { tolerance = value; }
        }

        public void AddLayer(Geometry2DLayer layer)
        {
            layers.Add(layer);
        }

        public Geometry2DLayer GetLayer(int index)
        {
            return layers[index];
        }

        public void SetLayertype(int layerIndex, LayerType layerType)
        {
            Geometry2DLayer layer = layers[layerIndex];
            layer.layerType = layerType;
            layers[layerIndex] = layer;
        }
        public void Validate()
        {
            if (layers.Count > 1)
            {
                double limitLeft = layers[0].boundaryLine.Points[0].X;
                double limitRight = layers[0].boundaryLine.Points[layers[0].boundaryLine.Points.Count - 1].X;
                foreach (Geometry2DLayer layer in layers)
                {
                    if (!layer.boundaryLine.Points[0].X.AlmostEquals(limitLeft, tolerance) ||
                        !layer.boundaryLine.Points[layer.boundaryLine.Points.Count - 1].X.AlmostEquals(limitRight, tolerance))
                    {
                        throw new Geometry2DDataException("Boundary lines are not aligned");
                    }
                }
            }
        }
    }
}