Source/ElementStyle/BackgroundColorBlendConverter.cs

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using System;
using System.ComponentModel;
using System.ComponentModel.Design.Serialization;
using System.Globalization;
using System.Reflection;
using System.Drawing;

#if AdvTree
namespace DevComponents.Tree
#elif DOTNETBAR
namespace DevComponents.DotNetBar
#endif
{
    /// <summary>
    /// Represents BackgroundColorBlend object converter.
    /// </summary>
    public class BackgroundColorBlendConverter : TypeConverter
    {
        public BackgroundColorBlendConverter() { }

		public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
		{
			if(destinationType==typeof(InstanceDescriptor))
				return true;
			return base.CanConvertTo(context, destinationType);
		}

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

			if((destinationType==typeof(InstanceDescriptor)) && (value is BackgroundColorBlend))
			{
                BackgroundColorBlend doc = (BackgroundColorBlend)value;
                Type[] constructorParams = null;
                MemberInfo constructorMemberInfo = null;
                object[] constructorValues = null;

                constructorParams = new Type[2] { typeof(Color), typeof(float) };
                constructorMemberInfo = typeof(BackgroundColorBlend).GetConstructor(constructorParams);
                constructorValues = new object[2] { doc.Color, doc.Position };

                if (constructorMemberInfo != null)
                {
                    return new InstanceDescriptor(constructorMemberInfo, constructorValues);
                }
			}

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