using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using bbiwarg.Utility;

namespace bbiwarg.Detectors.Fingers
{
    class FingerSliceTrail
    {
        private List<FingerSlice> slices;
        public FingerSlice Start { get { return slices[0]; } }
        public FingerSlice End { get { return slices[slices.Count - 1]; } }
        public FingerSlice this[int index] { get { return slices[index]; } }
        public int NumSlices { get { return slices.Count; } }
        public LineSegment2D LineSegment { get { return new LineSegment2D(Start.Mid, End.Mid); } }

        public FingerSliceTrail(FingerSlice slice)
        {
            slices = new List<FingerSlice>();
            slices.Add(slice);
        }

        public void addSlice(FingerSlice slice)
        {
            slices.Add(slice);
        }

        public List<FingerSlice> getSlices()
        {
            return slices;
        }

        public void reverse() {
            slices.Reverse();
        }
    }
}