/*=============================================================================

  Project:   SharpImage
  Module:    siTubeSpatialObjectPoint.cs
  Language:  C#
  Author:    Dan Mueller
  Date:      $Date: 2007-07-06 10:57:00 +1000 (Fri, 06 Jul 2007) $
  Revision:  $Revision: 2 $

  Copyright (c) Queensland University of Technology (QUT) 2007.
  All rights reserved.

  This software is distributed WITHOUT ANY WARRANTY; without even
  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  PURPOSE.  See the above copyright notices for more information.
  
=============================================================================*/

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

namespace SharpImage.SpatialObject
{
    public class siTubeSpatialObjectPoint
    {
        #region Constants
        //=====================================================================
        protected const uint Dimension = 3;
        //=====================================================================
        #endregion

        #region Instance Variables
        //=====================================================================

        //=====================================================================
        #endregion

        #region Construction and Disposal
        //=====================================================================
        /// <summary>
        /// Protected constructor.
        /// </summary>
        protected siTubeSpatialObjectPoint()
        {

        }

        /// <summary>
        /// Static factory constructor.
        /// </summary>
        /// <returns></returns>
        public static siTubeSpatialObjectPoint New()
        {
            return new siTubeSpatialObjectPoint();
        }
        
        /// <summary>
        /// Parses an siTubeSpatialObjectPoint from a line in the following format:
        /// "x y z r v1x v1y v1z v2x v2y v2z tx ty tz red green blue alpha id"
        /// </summary>
        /// <param name="line"></param>
        /// <returns></returns>
        public static siTubeSpatialObjectPoint Parse(string line)
        {
            try
            {
                // Clean up input
                line = line.Trim(' ', '\r', '\n');

                // Split based on space
                string[] split = line.Split(' ');

                // Create empty point
                siTubeSpatialObjectPoint result = new siTubeSpatialObjectPoint();

                // Parse Position
                result.m_Position[0] = Double.Parse(split[0]);
                result.m_Position[1] = Double.Parse(split[1]);
                result.m_Position[2] = Double.Parse(split[2]);

                // Parse Radius
                result.m_Radius = Double.Parse(split[3]);

                // Parse Normal1
                result.m_Normal1[0] = Double.Parse(split[4]);
                result.m_Normal1[1] = Double.Parse(split[5]);
                result.m_Normal1[2] = Double.Parse(split[6]);

                // Parse Normal2
                result.m_Normal2[0] = Double.Parse(split[7]);
                result.m_Normal2[1] = Double.Parse(split[8]);
                result.m_Normal2[2] = Double.Parse(split[9]);

                // Parse Tangent
                result.m_Tangent[0] = Double.Parse(split[10]);
                result.m_Tangent[1] = Double.Parse(split[11]);
                result.m_Tangent[2] = Double.Parse(split[12]);

                // Return
                return result;
            }
            catch
            {
                return null;
            }
        }
        //=====================================================================
        #endregion

        #region Properties
        //=====================================================================

        #region Position
        //=====================================================================
        private itk.itkPoint m_Position = new itk.itkPoint(siTubeSpatialObjectPoint.Dimension);

        /// <summary>
        /// Gets the position of the point.
        /// </summary>
        public itk.itkPoint Position
        {
            get { return this.m_Position; }
        }
        //=====================================================================
        #endregion

        #region Radius
        //=====================================================================
        private double m_Radius = 0.0;

        /// <summary>
        /// Gets the radius of the tubular cross-section.
        /// </summary>
        public double Radius
        {
            get { return this.m_Radius; }
        }
        //=====================================================================
        #endregion

        #region Tangent
        //=====================================================================
        private itk.itkVector m_Tangent = new itk.itkVector(siTubeSpatialObjectPoint.Dimension);

        /// <summary>
        /// Gets the tangent of the point.
        /// </summary>
        public itk.itkVector Tangent
        {
            get { return this.m_Tangent; }
        }
        //=====================================================================
        #endregion

        #region Normal1
        //=====================================================================
        private itk.itkVector m_Normal1 = new itk.itkVector(siTubeSpatialObjectPoint.Dimension);

        /// <summary>
        /// Gets the Normal1 of the point.
        /// </summary>
        public itk.itkVector Normal1
        {
            get { return this.m_Normal1; }
        }
        //=====================================================================
        #endregion

        #region Normal2
        //=====================================================================
        private itk.itkVector m_Normal2 = new itk.itkVector(siTubeSpatialObjectPoint.Dimension);

        /// <summary>
        /// Gets the Normal2 of the point.
        /// </summary>
        public itk.itkVector Normal2
        {
            get { return this.m_Normal2; }
        }
        //=====================================================================
        #endregion

        //=====================================================================
        #endregion

        #region Public Methods
        //=====================================================================
        public override string ToString()
        {
            return "Position=" + this.Position.ToString() + " Radius=" + this.Radius.ToString();
        }
        //=====================================================================
        #endregion

        #region Private Methods
        //=====================================================================

        //=====================================================================
        #endregion
    }
}