using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using SlimDX.Direct3D9;



namespace Microsoft.Research.Visualization3D.VertexStructures

{

    /// <summary>

    /// Indicates that the target code element is part of a vertex declaration.

    /// </summary>

    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property)]

    public sealed class VertexElementAttribute : Attribute

    {

        /// <summary>

        /// Gets or sets the stream index.

        /// </summary>

        /// <value>The stream index.</value>

        public int Stream

        {

            get;

            set;

        }



        /// <summary>

        /// Gets or sets the tessellation method.

        /// </summary>

        /// <value>The tessellation method.</value>

        public DeclarationMethod Method

        {

            get;

            set;

        }



        /// <summary>

        /// Gets or sets the element usage.

        /// </summary>

        /// <value>The element usage.</value>

        public DeclarationUsage Usage

        {

            get;

            private set;

        }



        /// <summary>

        /// Gets or sets the type of the data.

        /// </summary>

        /// <value>The type of the data.</value>

        public DeclarationType Type

        {

            get;

            private set;

        }



        /// <summary>

        /// Gets or sets the offset.

        /// </summary>

        /// <value>The offset.</value>

        internal int Offset

        {

            get;

            set;

        }



        /// <summary>

        /// Initializes a new instance of the <see cref="VertexElementAttribute"/> class.

        /// </summary>

        /// <param name="type">The type.</param>

        /// <param name="usage">The vertex element usage.</param>

        public VertexElementAttribute(DeclarationType type, DeclarationUsage usage)

        {

            Type = type;

            Usage = usage;

        }

    }

}