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

  Project:   SharpImage
  Module:    itkPixelTypeConverter.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;
using System.Drawing;
using System.Drawing.Design;
using System.ComponentModel;
using System.Globalization;

namespace SharpImage.Main
{
    public class itkPixelTypeConverter : TypeConverter
    {
        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
        {
            if (sourceType == typeof(String))
                return true;
            return base.CanConvertFrom(context, sourceType);
        }

        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
        {
            if (value is String)
            {
                itk.itkPixel pixel = (itk.itkPixel)context.PropertyDescriptor.GetValue(context.Instance);
                itk.itkPixel result;
                if (itk.itkPixel.TryParse(pixel.Type, value as String, out result))
                    return result;
            }
            return base.ConvertFrom(context, culture, value);
        }

        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        {
            if (destinationType == typeof(String))
                if (value != null)
                    return (value as itk.itkPixel).ToString("0.0#");
                else
                    return "0";
            return base.ConvertTo(context, culture, value, destinationType);
        }
    }
}