netDxf/Entities/ImageClippingBoundary.cs

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#region netDxf, Copyright(C) 2014 Daniel Carvajal, Licensed under LGPL.

//                        netDxf library
// Copyright (C) 2014 Daniel Carvajal (haplokuon@gmail.com)
// 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 

#endregion

using System;
using System.Collections.Generic;

namespace netDxf.Entities
{
    /// <summary>
    /// Image clipping boundary type.
    /// </summary>
    public enum ImageClippingBoundaryType
    {
        /// <summary>
        /// Rectangular.
        /// </summary>
        Rectangular = 1,
        /// <summary>
        /// Polygonal
        /// </summary>
        Polygonal = 2
    }

    /// <summary>
    /// Represent a clipping boundary to display specific portions of an <see cref="Image">image</see>.
    /// </summary>
    public class ImageClippingBoundary :
        ICloneable
    {
        #region private fields

        private readonly ImageClippingBoundaryType type;
        private readonly List<Vector2> vertexes;

        #endregion

        #region constructors

        private ImageClippingBoundary(ImageClippingBoundaryType type, List<Vector2> vertexes)
        {
            this.type = type;