anx.framework/ANX.Framework/Design/RayConverter.cs

using System;
using System.Collections;
using System.ComponentModel;
using System.Globalization;
using ANX.Framework.NonXNA.Development;

// This file is part of the ANX.Framework created by the
// "ANX.Framework developer group" and released under the Ms-PL license.
// For details see: http://anxframework.codeplex.com/license

namespace ANX.Framework.Design
{
#if !WINDOWSMETRO      //TODO: search replacement for Win8
    [Developer("GinieDP")]
    [TestState(TestStateAttribute.TestState.Tested)]
    public class RayConverter : MathTypeConverter
    {
        public RayConverter()
        {
            base.propertyDescriptions = MathTypeConverter.CreateFieldDescriptor<Ray>("Position", "Direction");
            supportStringConvert = false;
        }

        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
        {
            return base.ConvertFrom(context, culture, value);
        }

        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        {
            if (destinationType == null)
                throw new ArgumentNullException("destinationType");

            if (value is Ray)
            {
                Ray instance = (Ray)value;

				if (IsTypeInstanceDescriptor(destinationType))
					return CreateInstanceDescriptor<Ray>(new object[] { instance.Position, instance.Direction });
            }

            return base.ConvertTo(context, culture, value, destinationType);
        }

        public override object CreateInstance(ITypeDescriptorContext context, IDictionary propertyValues)
        {
            if (propertyValues == null)
                throw new ArgumentNullException("propertyValues");

            return new Ray((Vector3)propertyValues["Position"], (Vector3)propertyValues["Direction"]);
        }
    }

#endif
}