HYTOS

using devDept.Eyeshot;

using devDept.Eyeshot.Entities;

using devDept.Eyeshot.Translators;

using devDept.Geometry.Entities;

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.ComponentModel.Design;

using System.Data;

using System.Drawing;

using System.IO;

using System.Linq;

using System.Runtime.InteropServices;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;

using Telerik.WinControls;

using Telerik.WinControls.UI;

using Telerik.Windows.Documents.Fixed.FormatProviders.Pdf;

using Telerik.Windows.Documents.Fixed.Model;

using Telerik.Windows.Documents.Fixed.Model.Editing;

using Xtractor.Viewer;

namespace ID2.Manager.Controls

{

    public partial class Verification : UserControl

    {

        public delegate void CompareComplete(List<TextInfo> list);

        public CompareComplete OnCompareComplete;

        readonly string IniFilePath = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), 

            Application.ProductName, $"{Application.ProductName}.ini");

        #region 기본값

        private static string AutoCADLayer { get; } = "AutoCAD";

        private static string AutoCADDiffLayer { get; } = "AutoCAD_Diff";

        private static string AutoCADExceptLayer { get; } = "AutoCAD_Except";

        private static Color AutoCADColor = Color.FromArgb(44, 44, 44);

        private static string AVEVALayer { get; } = "AVEVA";

        private static string AVEVADiffLayer { get; } = "AVEVA_Diff";

        private static string AVEVAExceptLayer { get; } = "AVEVA_Except";

        private static Color AVEVAColor = Color.FromArgb(44, 44, 44);

        private static string RevCloudLayer { get; } = "RevCloud";

        private static Color RevCloudColor = Color.Magenta;

        private static Color DiffColor = Color.Yellow;

        private static double Tolerance = 0;

        private static double LengthToleranceRatio { get; set; } = 0.1;

        private static bool Casesensitive { get; set; } = false;

        #endregion

        private RadProgressBarElement _progressBar = null;

        public Verification(RadProgressBarElement progressBar)

        {

            InitializeComponent();

            this.Load += Verification_Load;

            this.radSpinEditorTolerance.ValueChanged += RadSpinEditorTolerance_ValueChanged;

            this.radColorBoxAutoCADColor.ValueChanged += RadColorBoxAutoCADColor_ValueChanged;

            this.radColorBoxAVEVAColor.ValueChanged += RadColorBoxAVEVAColor_ValueChanged;

            this.radColorBoxDiffColor.ValueChanged += RadColorBoxDiffColor_ValueChanged;

            this.radColorBoxRevCloudColor.ValueChanged += RadColorBoxRevCloudColor_ValueChanged;

            this.designAutoCAD.ActionMode = actionType.SelectVisibleByPickDynamic;

            this.designAutoCAD.ActiveViewport.CoordinateSystemIcon.Visible = false;

            this.designAutoCAD.Selection.ColorDynamic = Color.FromArgb(80, Color.OrangeRed);

            this.designAutoCAD.Selection.HaloInnerColor = Color.FromArgb(255, Color.OrangeRed);

            this.designAutoCAD.Selection.HaloOuterColor = Color.FromArgb(64, Color.OrangeRed);

            this.designAutoCAD.Selection.HaloWidthPolygons = 4;

            this.designAutoCAD.Selection.HaloWidthWires = 2;

            this.designAutoCAD.ActiveViewport.OriginSymbol.Visible = false;

            this.designAutoCAD.SetView(viewType.Trimetric);

            this.designAVEVA.ActionMode = actionType.SelectVisibleByPickDynamic;

            this.designAVEVA.ActiveViewport.CoordinateSystemIcon.Visible = false;

            this.designAVEVA.ActiveViewport.OriginSymbol.Visible = false;

            this.designCompare.ActionMode = actionType.SelectVisibleByPickDynamic;

            this.designCompare.ActiveViewport.CoordinateSystemIcon.Visible = false;

            this.designCompare.ActiveViewport.OriginSymbol.Visible = false;

            this.radCheckedDropDownListAutoCAD.ItemCheckedChanged += RadCheckedDropDownListAutoCAD_ItemCheckedChanged;

            this.radCheckedDropDownListAVEVA.ItemCheckedChanged += RadCheckedDropDownListAVEVA_ItemCheckedChanged;

            this.radCheckBoxRevCloud.CheckStateChanged += RadCheckBoxRevCloud_CheckStateChanged;

            this.radToggleSwitchCasesensitive.ValueChanged += RadToggleSwitchCasesensitive_ValueChanged;

            _progressBar = progressBar;

            #region Camera Sync

            this.designAutoCAD.ActiveViewport.Rotate.Enabled = false;

            this.designAVEVA.ActiveViewport.Rotate.Enabled = false;

            this.designCompare.ActiveViewport.Rotate.Enabled = false;

            this.designAutoCAD.ActiveViewport.ViewCubeIcon.Visible = false;

            this.designAVEVA.ActiveViewport.ViewCubeIcon.Visible = false;

            this.designCompare.ActiveViewport.ViewCubeIcon.Visible = false;

            this.designAutoCAD.AnimateCamera = false;

            this.designAVEVA.AnimateCamera = false;

            this.designCompare.AnimateCamera = false;

            this.designAutoCAD.CameraChangedFrequency = 200;

            this.designAVEVA.CameraChangedFrequency = 200;

            this.designCompare.CameraChangedFrequency = 200;

            this.designAutoCAD.CameraChanged += CameraChanged;

            this.designAVEVA.CameraChanged += CameraChanged;

            this.designCompare.CameraChanged += CameraChanged;

            #endregion

        }

        private void RadToggleSwitchCasesensitive_ValueChanged(object sender, EventArgs e)

        {

            bool value = this.radToggleSwitchCasesensitive.Value;

            Verification.Casesensitive = value;

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "Casesensitive", value.ToString());

        }

        private void RadCheckedDropDownListAVEVA_ItemCheckedChanged(object sender, RadCheckedListDataItemEventArgs e)

        {

            var layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == e.Item.Text.ToUpper());

            if (layer != null) layer.Visible = e.Item.Checked;

            this.designCompare.Invalidate();

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", e.Item.Text, e.Item.Checked.ToString());

        }

        private void RadCheckedDropDownListAutoCAD_ItemCheckedChanged(object sender, RadCheckedListDataItemEventArgs e)

        {

            var layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == e.Item.Text.ToUpper());

            if (layer != null) layer.Visible = e.Item.Checked;

            this.designCompare.Invalidate();

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", e.Item.Text, e.Item.Checked.ToString());

        }

        private void RadCheckBoxRevCloud_CheckStateChanged(object sender, EventArgs e)

        {

            var layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.RevCloudLayer.ToUpper());

            if (layer != null) layer.Visible = (sender as RadCheckBox).Checked;

            this.designCompare.Invalidate();

        }

        private void RadCheckBoxAVEVA_CheckStateChanged(object sender, EventArgs e)

        {

            var layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.AVEVALayer.ToUpper());

            if (layer != null) layer.Visible = (sender as RadCheckBox).Checked;

            this.designCompare.Invalidate();

        }

        /// <summary>

        /// Cloud Mark의 색상을 설정한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void RadColorBoxRevCloudColor_ValueChanged(object sender, EventArgs e)

        {

            Verification.RevCloudColor = this.radColorBoxRevCloudColor.Value;

            string color = $"{Verification.RevCloudColor.R},{Verification.RevCloudColor.G},{Verification.RevCloudColor.B}";

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "RevCloudColor", color);

        }

        /// <summary>

        /// 두 도면을 비교하여 결과를 PDF로 출력한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        public void CompareDrawings(IList<Document> docs, bool Save = false)

        {

            string FileFolder = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData), 

                Application.ProductName, "Compare");

            if (!System.IO.Directory.Exists(FileFolder)) System.IO.Directory.CreateDirectory(FileFolder);

            try

            {

                Size? size = new Size();

                RadFixedDocument FixedDoc = null;

                if (Save)

                {

                    size = new Size(1920 * 2, 1080 * 2);

                    FixedDoc = new RadFixedDocument();

                    designCompare.ActiveViewport.Background.BottomColor = Color.White;

                    designCompare.ActiveViewport.Background.TopColor = Color.White;

                }

                _progressBar.Maximum = docs.Count();

                _progressBar.Value1 = 0;

                foreach (var doc in docs)

                {

                    _progressBar.Text = doc.DocumentNo;

                    CompareDrawing(doc, Save);

                    if (Save)

                    {

                        using (var bmp = this.designCompare.RenderToBitmap(size.Value))

                        {

                            string FilePath = System.IO.Path.Combine(FileFolder, $"{doc.DocumentNo}.jpg");

                            bmp.Save(FilePath, System.Drawing.Imaging.ImageFormat.Jpeg);

                            var page = FixedDoc.Pages.AddPage();

                            page.Size = new Telerik.Documents.Primitives.Size(size.Value.Width, size.Value.Height);

                            var editor = new FixedContentEditor(page);

                            using (FileStream fs = new FileStream(FilePath, FileMode.Open))

                            {

                                editor.DrawImage(fs);

                            }

                        }

                    }

                    _progressBar.Value1 += 1;

                    Application.DoEvents();

                }

                if (Save)

                {

                    RadSaveFileDialog saveFileDialog = new RadSaveFileDialog()

                    {

                        Filter = "PDF files (*.pdf)|*.pdf",

                        RestoreDirectory = true

                    };

                    if (System.Windows.Forms.DialogResult.OK == saveFileDialog.ShowDialog())

                    {

                        string selectedFileName = saveFileDialog.FileName;

                        // If you are working in a .NET Core application, you will need to also provide an image resolver. You can use the default implementation provided in Telerik.Documents.ImageUtils: 

                        Telerik.Documents.ImageUtils.ImagePropertiesResolver defaultImagePropertiesResolver = new Telerik.Documents.ImageUtils.ImagePropertiesResolver();

                        Telerik.Windows.Documents.Extensibility.FixedExtensibilityManager.ImagePropertiesResolver = defaultImagePropertiesResolver;

                        var provider = new PdfFormatProvider();

                        File.WriteAllBytes(selectedFileName, provider.Export(FixedDoc));

                        RadMessageBox.Show("Comparing document is done");

                    }

                }

            }

            catch(Exception ex)

            {

                RadMessageBox.Show(ex.Message);

            }

            finally

            {

                designCompare.ActiveViewport.Background.BottomColor = Color.Black;

                designCompare.ActiveViewport.Background.TopColor = Color.Black;

            }

        }

        /// <summary>

        /// 서로 다른 엔터티의 색상을 설정한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void RadColorBoxDiffColor_ValueChanged(object sender, EventArgs e)

        {

            Verification.DiffColor = this.radColorBoxDiffColor.Value;

            string color = $"{Verification.DiffColor.R},{Verification.DiffColor.G},{Verification.DiffColor.B}";

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "DiffColor", color);

        }

        /// <summary>

        /// AutoCAD 엔터티의 색상을 설정한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void RadColorBoxAutoCADColor_ValueChanged(object sender, EventArgs e)

        {

            Verification.AutoCADColor = this.radColorBoxAutoCADColor.Value;

            string color = $"{Verification.AutoCADColor.R},{Verification.AutoCADColor.G},{Verification.AutoCADColor.B}";

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "AutoCADColor", color);

        }

        /// <summary>

        /// AVEVA 엔터티의 색상을 설정한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void RadColorBoxAVEVAColor_ValueChanged(object sender, EventArgs e)

        {

            Verification.AVEVAColor = this.radColorBoxAVEVAColor.Value;

            string color = $"{Verification.AVEVAColor.R},{Verification.AVEVAColor.G},{Verification.AVEVAColor.B}";

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "AVEVAColor", color);

        }

        /// <summary>

        /// 수정한 Tolerance를 시스템에 반영한다.

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        private void RadSpinEditorTolerance_ValueChanged(object sender, EventArgs e)

        {

            double toler = Convert.ToDouble(this.radSpinEditorTolerance.Value);

            Classes.ID2Helper.IniWriteValue(IniFilePath, "Verification", "Tolerance", toler.ToString());

            Verification.Tolerance = toler;

        }

        private void Verification_Load(object sender, EventArgs e)

        {

            string Toler = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Tolerance");

            if (!string.IsNullOrEmpty(Toler))

            {

                this.radSpinEditorTolerance.Value = Convert.ToDecimal(Toler);

                Verification.Tolerance = Convert.ToDouble(this.radSpinEditorTolerance.Value);

            }

            string _AutoCADLayer = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", Verification.AutoCADLayer);

            if (!string.IsNullOrEmpty(_AutoCADLayer))

            {

                bool Checked = Convert.ToBoolean(_AutoCADLayer);

                var item = this.radCheckedDropDownListAutoCAD.Items.FirstOrDefault(x => x.Text == Verification.AutoCADLayer);

                if (item is RadCheckedListDataItem CheckedItem) CheckedItem.Checked = Checked; 

            }

            string _AutoCADDiffLayer = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", Verification.AutoCADDiffLayer);

            if (!string.IsNullOrEmpty(_AutoCADDiffLayer))

            {

                bool Checked = Convert.ToBoolean(_AutoCADDiffLayer);

                var item = this.radCheckedDropDownListAutoCAD.Items.FirstOrDefault(x => x.Text == Verification.AutoCADDiffLayer);

                if (item is RadCheckedListDataItem CheckedItem) CheckedItem.Checked = Checked;

            }

            string _AutoCADColor = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "AutoCADColor");

            if (!string.IsNullOrEmpty(_AutoCADColor))

            {

                var tokens = _AutoCADColor.Split(',');

                if (tokens.Length == 3)

                {

                    this.radColorBoxAutoCADColor.Value =

                         Color.FromArgb(Convert.ToInt32(tokens[0]), Convert.ToInt32(tokens[1]), Convert.ToInt32(tokens[2]));

                }

            }

            string _AVEVALayer = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", Verification.AVEVALayer);

            if (!string.IsNullOrEmpty(_AutoCADLayer))

            {

                bool Checked = Convert.ToBoolean(_AVEVALayer);

                var item = this.radCheckedDropDownListAVEVA.Items.FirstOrDefault(x => x.Text == Verification.AVEVALayer);

                if (item is RadCheckedListDataItem CheckedItem) CheckedItem.Checked = Checked;

            }

            string _AVEVADiffLayer = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", Verification.AVEVADiffLayer);

            if (!string.IsNullOrEmpty(_AVEVADiffLayer))

            {

                bool Checked = Convert.ToBoolean(_AVEVADiffLayer);

                var item = this.radCheckedDropDownListAVEVA.Items.FirstOrDefault(x => x.Text == Verification.AVEVADiffLayer);

                if (item is RadCheckedListDataItem CheckedItem) CheckedItem.Checked = Checked;

            }

            string _AVEVAColor = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "AVEVAColor");

            if (!string.IsNullOrEmpty(_AVEVAColor))

            {

                var tokens = _AVEVAColor.Split(',');

                if (tokens.Length == 3)

                {

                    this.radColorBoxAVEVAColor.Value =

                        Color.FromArgb(Convert.ToInt32(tokens[0]), Convert.ToInt32(tokens[1]), Convert.ToInt32(tokens[2]));

                }

            }

            string _DiffColor = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "DiffColor");

            if (!string.IsNullOrEmpty(_DiffColor))

            {

                var tokens = _DiffColor.Split(',');

                if (tokens.Length == 3)

                {

                    this.radColorBoxDiffColor.Value =

                        Color.FromArgb(Convert.ToInt32(tokens[0]), Convert.ToInt32(tokens[1]), Convert.ToInt32(tokens[2]));

                }

            }

            string _RevCloudColor = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "RevCloudColor");

            if (!string.IsNullOrEmpty(_RevCloudColor))

            {

                var tokens = _RevCloudColor.Split(',');

                if (tokens.Length == 3)

                {

                    this.radColorBoxRevCloudColor.Value =

                        Color.FromArgb(Convert.ToInt32(tokens[0]), Convert.ToInt32(tokens[1]), Convert.ToInt32(tokens[2]));

                }

            }

            string _LengthToleranceRatio = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Length Tolerance Ratio");

            if (!string.IsNullOrEmpty(_LengthToleranceRatio))

            {

                LengthToleranceRatio = Convert.ToDouble(_LengthToleranceRatio);

            }

            string _ArrowMaxLength = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Arrow Max Length");

            if (!string.IsNullOrEmpty(_ArrowMaxLength))

            {

                Forms.ExceptLayer.ArrowMaxLength = Convert.ToDouble(_ArrowMaxLength);

            }

            string _SpecialCharacters = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "SpecialCharacters");

            if (!string.IsNullOrEmpty(_SpecialCharacters))

            {

                var tokens = _SpecialCharacters.Split(',').ToList();

                Forms.ExceptLayer.SpecialCharacters.AddRange(tokens.ConvertAll(x =>

                {

                    var characters = x.Split('=');

                    return new Forms.ExceptLayer.SpecialCharacter(characters[0], characters[1]);

                }));

            }

            string _Casesensitive = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Casesensitive");

            if (!string.IsNullOrEmpty(_Casesensitive))

            {

                Casesensitive = Convert.ToBoolean(_Casesensitive);

            }

            #region Except Layer를 로딩한다.

            LoadLayerSettings();

            #endregion

            this.designCompare.WorkCompleted += DesignCompare_WorkCompleted;

        }

        private void ApplyLayers()

        {

            var others = this.designCompare.Entities.Where(x =>

            {

                return (x.LayerName != Verification.AVEVALayer && x.LayerName != Verification.AVEVADiffLayer &&

                x.LayerName != Verification.AutoCADLayer && x.LayerName != Verification.AutoCADDiffLayer &&

                x.LayerName != Verification.RevCloudLayer);

            }).ToList();

            others.ForEach(x =>

            {

                if (x.LayerName == Verification.AutoCADExceptLayer)

                    x.LayerName = Verification.AutoCADLayer;

                else if (x.LayerName == Verification.AVEVAExceptLayer)

                    x.LayerName = Verification.AVEVALayer;

            });

            #region 레이어 설정 적용

            var layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.RevCloudLayer.ToUpper());

            if (layer != null) layer.Visible = this.radCheckBoxRevCloud.Checked;

            layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.AVEVALayer.ToUpper());

            if (layer != null)

            {

                var item = this.radCheckedDropDownListAVEVA.Items.FirstOrDefault(x => x.Text.ToUpper() == Verification.AVEVALayer.ToUpper());

                if (item is RadCheckedListDataItem CheckedItem) layer.Visible = CheckedItem.Checked;

            }

            layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.AVEVADiffLayer.ToUpper());

            if (layer != null)

            {

                var item = this.radCheckedDropDownListAVEVA.Items.FirstOrDefault(x => x.Text.ToUpper() == Verification.AVEVADiffLayer.ToUpper());

                if (item is RadCheckedListDataItem CheckedItem) layer.Visible = CheckedItem.Checked;

            }

            layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.AutoCADLayer.ToUpper());

            if (layer != null)

            {

                var item = this.radCheckedDropDownListAutoCAD.Items.FirstOrDefault(x => x.Text.ToUpper() == Verification.AutoCADLayer.ToUpper());

                if (item is RadCheckedListDataItem CheckedItem) layer.Visible = CheckedItem.Checked;

            }

            layer = this.designCompare.Layers.FirstOrDefault(x => x.Name.ToUpper() == Verification.AutoCADDiffLayer.ToUpper());

            if (layer != null)

            {

                var item = this.radCheckedDropDownListAutoCAD.Items.FirstOrDefault(x => x.Text.ToUpper() == Verification.AutoCADDiffLayer.ToUpper());

                if (item is RadCheckedListDataItem CheckedItem) layer.Visible = CheckedItem.Checked;

            }

            #endregion

        }

        private void DesignCompare_WorkCompleted(object sender, devDept.WorkCompletedEventArgs e)

        {

            if(e.WorkUnit is Classes.CompareModelWorkUnit workunit)

            {

                ApplyLayers();    

                this.designCompare.Invalidate();

                if (OnCompareComplete != null)

                {

                    var TextInfoColl = new List<TextInfo>();

                    var TextColl = designAutoCAD.Entities.OfType<devDept.Eyeshot.Entities.Text>().ToList();

                    foreach (var text in TextColl)

                    {

                        TextInfoColl.Add(new TextInfo(Math.Round(text.InsertionPoint.X, 5), Math.Round(text.InsertionPoint.Y, 5), text.TextString));

                    }

                    OnCompareComplete(TextInfoColl);

                }

            }

        }

        /// <summary>

        /// 레이어 설정을 읽는다.

        /// </summary>

        public void LoadLayerSettings()

        {

            Forms.ExceptLayer.ExceptLayers.Clear();

            Forms.ExceptLayer.LineLayers.Clear();

            string _ExceptLayers = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Except Layers");

            if (!string.IsNullOrEmpty(_ExceptLayers))

            {

                Forms.ExceptLayer.ExceptLayers.AddRange(_ExceptLayers.Split(',').ToList().ConvertAll(x => new Forms.ExceptLayer.Layer(x)));

                string _ExceptLayersVisible = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Except Layers Visible");

                if (!string.IsNullOrEmpty(_ExceptLayersVisible))

                {

                    var tokens = _ExceptLayersVisible.Split(',').ToList().ConvertAll(x => Convert.ToBoolean(x));

                    for (int i = 0; i < Forms.ExceptLayer.ExceptLayers.Count; ++i)

                    {

                        if (i < tokens.Count)

                        {

                            Forms.ExceptLayer.ExceptLayers[i].Visible = tokens[i];

                        }

                    }

                }

            }

            string _LineLayers = Classes.ID2Helper.IniReadValue(IniFilePath, "Verification", "Line Layers");

            if (!string.IsNullOrEmpty(_LineLayers))

            {

                Forms.ExceptLayer.LineLayers.AddRange(_LineLayers.Split(',').ToList().ConvertAll(x => new Forms.ExceptLayer.Layer(x)));

            }

        }

        /// <summary>

        /// 엔터티들의 색상을 바꾼다.

        /// </summary>

        /// <param name="design"></param>

        /// <param name="list"></param>

        public void ColorEntities(Design design, IList<Entity> list, Color color, colorMethodType colorMethod=colorMethodType.byEntity, bool ChangeBlkColor=true)

        {

            foreach (Entity ent in list)

            {

                ColorEntity(design, ent, color, colorMethod, ChangeBlkColor);

            }

        }

        /// <summary>

        /// 엔터티의 색상을 변경한다.

        /// </summary>

        /// <param name="design"></param>

        /// <param name="entity"></param>

        /// <param name="color"></param>

        private void ColorEntity(Design design, Entity entity, Color color, colorMethodType colorMethod = colorMethodType.byEntity, 

            bool ChangeBlkColor = true)

        {

            if (entity is BlockReference blkref)

            {

                blkref.Color = color;

                blkref.ColorMethod = colorMethod;

                if (ChangeBlkColor)

                {

                    var blk = design.Blocks.FirstOrDefault(x => x.Name == blkref.BlockName);

                    if (blk != null)

                    {

                        ColorEntities(design, blk.Entities, color, colorMethodType.byParent);

                        foreach (var attr in blkref.Attributes.Values)

                        {

                            attr.Color = color;

                            attr.ColorMethod = colorMethodType.byParent;

                        }

                    }

                }

            }

            else

            {

                entity.Color = color;

                entity.ColorMethod = colorMethod;

            }

        }

        /// <summary>

        /// 블럭 참조를 깨어 블럭의 구성 요소들을 리트스트 리턴한다.

        /// </summary>

        /// <param name="design"></param>

        /// <param name="blkref"></param>

        /// <param name="LayerName"></param>

        /// <param name="color"></param>

        /// <returns></returns>

        private List<Entity> ExplodeBlockReference(BlockKeyedCollection Blocks, BlockReference blkref, string LayerName, Color color)

        {

            var res = new List<Entity>();

            try

            {

                var entities = blkref.Explode(Blocks);

                entities.ToList().ForEach(y =>

                {

                #region 블럭 이름이 ARROW로 시작되는 경우 Hatch로 화살표를 그려준다.

                if (y is LinearPath arrow && arrow.Vertices.Length == 2 && blkref.BlockName.StartsWith("ARROW"))

                    {

                        double weight = arrow.LineWeight * blkref.GetScaleFactorY();

                        var dir = new devDept.Geometry.Vector3D(arrow.Vertices[0], arrow.Vertices[1]);

                        dir.Normalize();

                        var cross = devDept.Geometry.Vector3D.Cross(devDept.Geometry.Vector3D.AxisZ, dir);

                        var pts = new devDept.Geometry.Point3D[]

                        {

                        arrow.Vertices[1] + cross * weight * 0.5,

                        arrow.Vertices[0],

                        arrow.Vertices[1] - cross * weight * 0.5

                        };

                        var hatch = new Hatch("SOLID", new List<ICurve>() { new LinearPath(pts) });

                        res.Add(hatch);

                    }

                #endregion

                else if (y is LinearPath lp)

                    {

                        int count = Convert.ToInt32(lp.Vertices.Length);

                        for (int i = 0; i < count - 1; ++i)

                        {

                            var line = new devDept.Eyeshot.Entities.Line(lp.Vertices[i], lp.Vertices[i + 1])

                            {

                                LayerName = lp.LayerName,

                                LineWeight = lp.LineWeight,

                                LineTypeMethod = colorMethodType.byEntity,

                                Color = lp.Color,

                                ColorMethod = colorMethodType.byEntity

                            };

                            res.Add(line);

                        }

                    }

                /// PORT, ARROW로 시작하는 블럭은 제외

                else if (y is BlockReference subblkref && subblkref.BlockName != "PORT")

                    {

                        res.AddRange(ExplodeBlockReference(Blocks, subblkref, LayerName, color));

                    }

                });

                var attributes = blkref.Attributes.ToList();

                foreach (var ent in entities.Where(y => y is devDept.Eyeshot.Entities.Attribute attr && !attr.Invisible))

                {

                    var txt = ent as devDept.Eyeshot.Entities.Attribute;

                    #region 텍스트가 뒤집어지는 것을 방지하기 위해 평면을 교체

                    if (txt.Plane.AxisX.Equals(devDept.Geometry.Vector3D.AxisMinusX) && txt.Plane.AxisY.Equals(devDept.Geometry.Vector3D.AxisY))

                    {

                        txt.Plane = new devDept.Geometry.Plane(txt.Plane.Origin, devDept.Geometry.Vector3D.AxisX, devDept.Geometry.Vector3D.AxisY);

                    }

                    #endregion

                    txt.LayerName = LayerName;

                    txt.Color = color;

                    txt.ColorMethod = colorMethodType.byEntity;

                    KeyValuePair<string, AttributeReference>? kp = attributes.FirstOrDefault(z => z.Key == txt.Tag);

                    if (kp.HasValue)

                    {

                        ///attributes.RemoveAll(x => x.Key == txt.Tag);

                        txt.TextString = (kp.Value.Value) != null ? kp.Value.Value.Value : string.Empty;

                        /*

                        if (string.IsNullOrEmpty(txt.TextString))

                        {

                            var attr = attributes.FirstOrDefault(x => !string.IsNullOrEmpty(x.Value.Value)).Value;

                            if (attr != null)

                            {

                                txt.TextString = attr.Value;

                                attributes.RemoveAll(x => x.Value.Equals(attr));

                            }

                        }

                        */

                    }

                }

                res.AddRange(entities.Where(y =>

                {

                    if (y is devDept.Eyeshot.Entities.Attribute attr && (string.IsNullOrEmpty(attr.TextString) || attr.Invisible)) return false;

                    if (y is devDept.Eyeshot.Entities.Text text && string.IsNullOrEmpty(text.TextString)) return false;

                    if (y is devDept.Eyeshot.Entities.Point) return false;

                    if (y is BlockReference subblkref) return false;

                    if (y is LinearPath) return false;

                    if (y.LayerName.ToUpper() == "AS_PORT") return false;

                    return true;

                }));

                #region 제외 레이어에 속한 항목은 포함하지 않는다.

                res.RemoveAll(x =>

                {

                    return Forms.ExceptLayer.ExceptLayers.Exists(y => y.Name.ToUpper() == x.LayerName.ToUpper() && !y.Visible);

                });

                #endregion

                foreach (var ent in res) ent.LayerName = LayerName;

                blkref.Attributes.Clear();

                ///blkref.UpdateBoundingBox(new TraversalParams(design));

            }

            catch(Exception ex)

            {

                Console.WriteLine(ex.Message);

            }

            return res;

        }

        /// <summary>

        /// 주어진 도면의 원본과 AVEVA를 비교한다.

        /// </summary>

        private void CompareDrawing(Document doc, bool ResultOnly = false)

        {

            /// AutoCAD P&ID 파일을 화면에 표시한다.

            void ShowAutoCADFile(string FilePath, Design design, bool clear = true)

            {

                if (clear) design.Clear();

                var AddEntities = new List<Entity>();

                if (System.IO.File.Exists(FilePath))

                {

                    try

                    {

                        #region 다른 프로세스에서 파일을 열고 있는 경우 처리

                        using (var fs = File.Open(FilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))

                        #endregion

                        {

                            devDept.Eyeshot.Translators.ReadAutodesk ra = new devDept.Eyeshot.Translators.ReadAutodesk(fs);

                            ra.DoWork();

                            var min = ra.Min;

                            if (!ra.Layers.Contains(Verification.AutoCADLayer)) ra.Layers.Add(Verification.AutoCADLayer, Verification.AutoCADColor);

                            if (!ra.Layers.Contains(Verification.AutoCADDiffLayer)) ra.Layers.Add(Verification.AutoCADDiffLayer, Verification.DiffColor);

                            if (!ra.Layers.Contains(Verification.AutoCADExceptLayer)) ra.Layers.Add(Verification.AutoCADExceptLayer, Verification.AutoCADColor);

                            foreach (var ent in ra.Entities)

                            {

                                /// 도면을 원점으로 맞춘다.

                                if (min.X != 0 && min.Y != 0) ent.Translate(-min.X, -min.Y);

                                if (ent is BlockReference blkref)

                                {

                                    AddEntities.AddRange(ExplodeBlockReference(ra.Blocks, blkref, Verification.AutoCADLayer, Verification.AutoCADColor));

                                }

                            }

                            ra.AddToScene(design);

                        }

                    }

                    catch (Exception ex)

                    {

                        RadMessageBox.Show(ex.Message, Application.ProductName, MessageBoxButtons.OK, RadMessageIcon.Error);

                        return;

                    }

                    #region LinearPath를 Line으로 분할한다.

                    design.Entities.ForEach(x =>

                    {

                        if (x is LinearPath lp)

                        {

                            #region 정점 수가 2이고 LineWeight이 0 초과이고 길이가 ArrowMaxLength보다 작을때 화살표를 그려준다.

                            if (lp.Vertices.Count() == 2 && lp.LineWeight > 0 && lp.Length() < Forms.ExceptLayer.ArrowMaxLength)

                            {

                                double weight = lp.LineWeight;

                                var dir = new devDept.Geometry.Vector3D(lp.Vertices[0], lp.Vertices[1]);

                                dir.Normalize();

                                var cross = devDept.Geometry.Vector3D.Cross(devDept.Geometry.Vector3D.AxisZ, dir);

                                var pts = new devDept.Geometry.Point3D[]

                                {

                                    lp.Vertices[1] + cross * weight * 0.5,

                                    lp.Vertices[0],

                                    lp.Vertices[1] - cross * weight * 0.5

                                };

                                var hatch = new Hatch("SOLID", new List<ICurve>() { new LinearPath(pts) });

                                AddEntities.Add(hatch);

                            }

                            #endregion

                            else

                            {

                                int count = Convert.ToInt32(lp.Vertices.Length);

                                for (int i = 0; i < count - 1; ++i)

                                {

                                    AddEntities.Add(new devDept.Eyeshot.Entities.Line(lp.Vertices[i], lp.Vertices[i + 1])

                                    {

                                        LayerName = lp.LayerName,

                                        LineWeight = lp.LineWeight,

                                        LineTypeMethod = colorMethodType.byEntity

                                    });

                                }

                            }

                        }

                    });

                    design.Entities.RemoveAll(x => (x is LinearPath));

                    #endregion

                    design.Entities.AddRange(AddEntities);

                    #region 브랜치가 생성되는 부분에서 파이프 라인을 분할

                    var queue = design.Entities.Where(x => x is Line && 

                    Forms.ExceptLayer.LineLayers.Exists(y => y.Name.ToUpper() == x.LayerName.ToUpper())).ToList();

                    while (queue.Any())

                    {

                        var line1 = queue.First() as Line;

                        var dir1 = line1.Direction;

                        dir1.Normalize();

                        queue.Remove(line1);

                        for (int i = 0; i < queue.Count; ++i)

                        {

                            var line2 = queue.ElementAt(i) as Line;

                            var dir2 = line2.Direction;

                            dir2.Normalize();

                            if (devDept.Geometry.Vector3D.AreOrthogonal(dir1, dir2))

                            {

                                var intersects = line1.IntersectWith(line2);

                                if (intersects.Count() == 1)

                                {

                                    if (line1.StartPoint.DistanceTo(intersects[0]) > 0.1 && line1.EndPoint.DistanceTo(intersects[0]) > 0.1)

                                    {

                                        var split1 = new devDept.Eyeshot.Entities.Line(line1.StartPoint, intersects[0])

                                        {

                                            LayerName = line1.LayerName,

                                            LineWeight = line1.LineWeight,

                                            LineTypeMethod = colorMethodType.byEntity

                                        };

                                        var split2 = new devDept.Eyeshot.Entities.Line(intersects[0], line1.EndPoint)

                                        {

                                            LayerName = line1.LayerName,

                                            LineWeight = line1.LineWeight,

                                            LineTypeMethod = colorMethodType.byEntity

                                        };

                                        design.Entities.Add(split1);

                                        design.Entities.Add(split2);

                                        design.Entities.Remove(line1);

                                        queue.Add(split1);

                                        queue.Add(split2);

                                        break;

                                    }

                                    if (line2.StartPoint.DistanceTo(intersects[0]) > 0.1 && line2.EndPoint.DistanceTo(intersects[0]) > 0.1)

                                    {

                                        var split1 = new devDept.Eyeshot.Entities.Line(line2.StartPoint, intersects[0])

                                        {

                                            LayerName = line2.LayerName,

                                            LineWeight = line2.LineWeight,

                                            LineTypeMethod = colorMethodType.byEntity

                                        };

                                        var split2 = new devDept.Eyeshot.Entities.Line(intersects[0], line2.EndPoint)

                                        {

                                            LayerName = line2.LayerName,

                                            LineWeight = line2.LineWeight,

                                            LineTypeMethod = colorMethodType.byEntity

                                        };

                                        design.Entities.Add(split1);

                                        design.Entities.Add(split2);

                                        design.Entities.Remove(line2);

                                        queue.Remove(line2);

                                        queue.Add(split1);

                                        queue.Add(split2);

                                    }

                                }

                            }

                        }

                    }

                    #endregion

                    #region 레이어 변경

                    foreach (var ent in design.Entities)

                    {

                        ent.Color = Verification.AutoCADColor;

                        ent.ColorMethod = colorMethodType.byEntity;

                        if (!Forms.ExceptLayer.ExceptLayers.Exists(x => x.Name.ToUpper() == ent.LayerName.ToUpper()))

                        {

                            ent.LayerName = Verification.AutoCADLayer;

                        }

                        else

                        {

                            ent.LayerName = Verification.AutoCADExceptLayer;

                        }

                    }

                    #endregion

                    #region 블럭이거나 제외 레이어에 속한 항목은 제거

                    design.Entities.RemoveAll(x => (x is BlockReference) || Forms.ExceptLayer.ExceptLayers.Exists(y => y.Name.ToUpper() == x.LayerName.ToUpper() && !y.Visible));

                    #endregion

                    #region 눈에 보이지 않는 라인은 제거

                    design.Entities.RemoveAll(x => x is Line line && line.Length() < 0.001);

                    #endregion

                    ColorEntities(design, design.Entities, Verification.AutoCADColor);

                    // Sets the view as Top

                    design.SetView(viewType.Top);

                    design.ZoomFit();

                    design.Invalidate();

                }

            }

            /// AVEVA P&ID 파일을 화면에 표시한다.

            void ShowAVEVAPIDFile(string FilePath, Design design, bool clear = true)

            {

                if (clear) design.Clear();

                if (System.IO.File.Exists(FilePath))

                {

                    var AddEntities = new List<Entity>();

                    #region 다른 프로세스에서 파일을 열고 있는 경우 처리

                    using (var fs = File.Open(FilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))

                    #endregion

                    {

                        devDept.Eyeshot.Translators.ReadAutodesk ra = new devDept.Eyeshot.Translators.ReadAutodesk(fs);

                        ra.DoWork();

                        if (!ra.Layers.Contains(Verification.AVEVALayer)) ra.Layers.Add(Verification.AVEVALayer, Verification.AVEVAColor);

                        if (!ra.Layers.Contains(Verification.AVEVADiffLayer)) ra.Layers.Add(Verification.AVEVADiffLayer, Verification.DiffColor);

                        if (!ra.Layers.Contains(Verification.AVEVAExceptLayer)) ra.Layers.Add(Verification.AVEVAExceptLayer, Verification.AVEVAColor);

                        var min = ra.Min;

                        foreach (var ent in ra.Entities)

                        {

                            /// 도면을 원점으로 맞춘다.

                            if (min.X != 0 && min.Y != 0) ent.Translate(-min.X, -min.Y);

                            #region 멀티 라인들을 분할하여 추가한다.

                            if (ent is Mesh mesh && (mesh.LayerName == "AS_PIPE" || mesh.LayerName == "AS_INST"))

                            {

                                int count = Convert.ToInt32(mesh.Vertices.Length * 0.5);

                                for (int i = 0; i < count - 1; ++i)

                                {

                                    AddEntities.Add(new devDept.Eyeshot.Entities.Line(mesh.Vertices[i], mesh.Vertices[i + 1])

                                    {

                                        LayerName = Verification.AVEVALayer,

                                        LineWeight = 3.0f,

                                        LineTypeMethod = colorMethodType.byEntity,

                                        Color = Verification.AVEVAColor,

                                        ColorMethod = colorMethodType.byEntity

                                    });

                                }

                            }

                            else if (ent is TabulatedSurface tf && (tf.LayerName == "AS_PIPE" || tf.LayerName == "AS_INST"))

                            {

                                int count = Convert.ToInt32(tf.ControlPoints.Length * 0.5);

                                for (int i = 0; i < count - 1; ++i)

                                {

                                    AddEntities.Add(

                                        new devDept.Eyeshot.Entities.Line(

                                        new devDept.Geometry.Point3D(tf.ControlPoints[i, 0].X, tf.ControlPoints[i, 0].Y, 0),

                                        new devDept.Geometry.Point3D(tf.ControlPoints[i + 1, 0].X, tf.ControlPoints[i + 1, 0].Y, 0))

                                        {

                                            LayerName = Verification.AVEVALayer,

                                            LineWeight = 3.0f,

                                            LineTypeMethod = colorMethodType.byEntity,

                                            Color = Verification.AVEVAColor,

                                            ColorMethod = colorMethodType.byEntity

                                        }

                                    );

                                }

                            }

                            else if (ent is LinearPath lp)

                            {

                                string LayerName = Forms.ExceptLayer.ExceptLayers.Exists(x => x.Name.ToUpper() == lp.LayerName.ToUpper()) ?

                                    Verification.AVEVAExceptLayer : Verification.AVEVALayer;

                                int count = Convert.ToInt32(lp.Vertices.Length);

                                for (int i = 0; i < count - 1; ++i)

                                {

                                    AddEntities.Add(new devDept.Eyeshot.Entities.Line(lp.Vertices[i], lp.Vertices[i + 1])

                                    {

                                        LayerName = LayerName,

                                        LineWeight = lp.LineWeight,

                                        Color = Verification.AVEVAColor,

                                        LineTypeMethod = colorMethodType.byEntity

                                    });

                                }

                                #region 밑에서 제거하기 위해 레이어를 AVEVALayer로 바꿔준다.

                                lp.LayerName = Verification.AVEVALayer;

                                #endregion

                            }

                            #endregion

                            else if (ent is BlockReference blkref)

                            {

                                if (blkref.BlockName != "LBRK" && blkref.BlockName != "PSNODE" && blkref.BlockName != "PENODE")

                                {

                                    AddEntities.AddRange(ExplodeBlockReference(ra.Blocks, blkref, Verification.AVEVALayer, Verification.AVEVAColor));

                                }

                            }

                            ent.Color = Verification.AVEVAColor;

                            ent.ColorMethod = colorMethodType.byEntity;

                            if (!Forms.ExceptLayer.ExceptLayers.Exists(x => x.Name.ToUpper() == ent.LayerName.ToUpper()))

                            {

                                ent.LayerName = Verification.AVEVALayer;

                            }

                            else

                            {

                                ent.LayerName = Verification.AVEVAExceptLayer;

                            }

                        }

                        ra.AddToScene(design);

                    }

                    #region 불필요한 블럭들은 제거

                    design.Entities.RemoveAll(x => x is BlockReference);

                    #endregion

                    #region 블럭을 깸

                    design.Entities.Where(x => x.LayerName == Verification.AVEVALayer).ToList().ForEach(x =>

                    {

                        if(x is BlockReference blkref)

                        {

                            AddEntities.AddRange(ExplodeBlockReference(design.Blocks, blkref, Verification.AVEVALayer, Verification.AVEVAColor));

                        }

                    });

                    design.Entities.RemoveAll(x =>

                    ((x is Mesh || x is TabulatedSurface) && (x.LayerName == Verification.AVEVALayer)) ||

                    (x is LinearPath && x.LayerName == Verification.AVEVALayer) || (x is BlockReference) ||

                    Forms.ExceptLayer.ExceptLayers.Exists(y => y.Name.ToUpper() == x.LayerName.ToUpper() && !y.Visible));

                    design.Entities.AddRange(AddEntities);

                    #endregion

                    #region 눈에 보이지 않는 라인은 제거

                    design.Entities.RemoveAll(x => x is Line line && line.Length() < 0.001);

                    #endregion

                    ColorEntities(design, design.Entities.Where(x => x.LayerName == Verification.AVEVALayer).ToList(), Verification.AVEVAColor);

                    design.SetView(viewType.Top);

                    design.ZoomFit();

                    design.Invalidate();

                }

            }

            string dwgExtension = ".dwg";

            string ID2DrawingFolder = Program.AutoCADFolder;

            string dwgFilePath = System.IO.Path.Combine(ID2DrawingFolder, $"{doc.DocumentNo}{dwgExtension}");

            if (!ResultOnly) ShowAutoCADFile(dwgFilePath, this.designAutoCAD);

            ShowAutoCADFile(dwgFilePath, this.designCompare);

            string AVEVAPIDFolder = Program.AVEVAPIDFolder;

            string AVEVAPIDFilePath = string.Empty;

            if (AVEVAPIDFolder != null)

            {

                AVEVAPIDFilePath = System.IO.Path.Combine(AVEVAPIDFolder, $"{doc.DocumentNo}{dwgExtension}");

                if (!ResultOnly) ShowAVEVAPIDFile(AVEVAPIDFilePath, this.designAVEVA);

                ShowAVEVAPIDFile(AVEVAPIDFilePath, this.designCompare, false);

            }

            if (System.IO.File.Exists(dwgFilePath) && System.IO.File.Exists(AVEVAPIDFilePath))

            {

                #region 비교 작업 수행

                var AutoCADEntities = this.designCompare.Entities.Where(x => x.LayerName == Verification.AutoCADLayer).ToList();

                var AVEVAtities = this.designCompare.Entities.Where(x => x.LayerName == Verification.AVEVALayer).ToList();

                var workunit = new Classes.CompareModelWorkUnit(this.designCompare, AutoCADEntities, AVEVAtities);

                workunit.Tolerance = Verification.Tolerance;

                workunit.LengthToleranceRatio = Verification.LengthToleranceRatio;

                workunit.AutoCADDiffLayer = Verification.AutoCADDiffLayer;

                workunit.AVEVADiffLayer = Verification.AVEVADiffLayer;

                workunit.DiffColor = Verification.DiffColor;

                workunit.RevCloudLayer = Verification.RevCloudLayer;

                workunit.RevCloudColor = Verification.RevCloudColor;

                workunit.SpecialCharacters.AddRange(Forms.ExceptLayer.SpecialCharacters);

                workunit.Casesensitive = Casesensitive;

                if (!this.designCompare.IsBusy && !ResultOnly)

                {

                    this.designCompare.StartWork(workunit);

                }

                else

                {

                    workunit.DoWork();

                    ApplyLayers();

                }

                #endregion

            }

        }

        /// <summary>

        /// AVEVA에서 일치하는 Text를 찾지 못하는 경우 False를 리턴한다.

        /// </summary>

        /// <param name="textInfo"></param>

        /// <returns></returns>

        public bool Zoom(TextInfo textInfo)

        {

            var TextColl = this.designAutoCAD.Entities.OfType<devDept.Eyeshot.Entities.Text>().ToList();

            var found = TextColl.Find(x => textInfo.DoesEquals(x));

            if (found != null)

            {

                this.designAutoCAD.Entities.ClearSelection();

                found.Selected = true;

                this.designAutoCAD.ZoomFit(new List<Entity>() { found }, true, 70);

                this.designAutoCAD.Invalidate();

                this.designCompare.Entities.ClearSelection();

                TextColl = this.designCompare.Entities.OfType<devDept.Eyeshot.Entities.Text>().ToList();

                found = TextColl.Find(x => textInfo.DoesEquals(x));

                if(found != null) found.Selected = true;

                this.designAVEVA.Entities.ClearSelection();

                TextColl = this.designAVEVA.Entities.OfType<devDept.Eyeshot.Entities.Text>().ToList();

                found = TextColl.Find(x => textInfo.DoesEquals(x, Tolerance));

                if (found != null)

                {

                    found.Selected = true;

                    return true;

                }

            }

            return false;

        }

        #region Camera Sync

        private void CameraChanged(object sender, devDept.Eyeshot.Workspace.CameraMoveEventArgs e)

        {

            if (sender == this.designAutoCAD)

            {

                SyncCamera(this.designAutoCAD, this.designAVEVA);

                SyncCamera(this.designAutoCAD, this.designCompare);

            }

            else if (sender == this.designAVEVA)

            {

                SyncCamera(this.designAVEVA, this.designAutoCAD);

                SyncCamera(this.designAVEVA, this.designCompare);

            }

            else

            {

                SyncCamera(this.designCompare, this.designAutoCAD);

                SyncCamera(this.designCompare, this.designAVEVA);

            }

        }

        private void SyncCamera(Design designMovedCamera, Design designCameraToMove)

        {

            Camera savedCamera;

            designMovedCamera.SaveView(out savedCamera);

            // restores the camera to the other model

            designCameraToMove.RestoreView(savedCamera);

            designCameraToMove.AdjustNearAndFarPlanes();

            designCameraToMove.Invalidate();

        }

        #endregion

    }

}