using System;
using System.Collections.Generic;
using System.Text;

namespace SalsaModel
{
    /// <summary>
    /// Information about a step.
    /// </summary>
    public class StepInfo
    {
        // not sure that polymorphism works for classes which are mostly
        // data!  This feels a bit wrong too though.
        public enum StepType
        {
            NormalForwardBackward,
            ForwardBackwardNoSidewaysAdjust
        }
        public readonly StepType Type;
        public readonly double Distance;

        public StepInfo(double distance, StepType stepType)
        {
            Distance = distance;
            Type = stepType;
        }
 
        public static StepInfo Forward(double distance)
        {
            return new StepInfo(distance, StepType.NormalForwardBackward);
        }
    }
}