19269943512

Committed 11 Nov 2025 03:11PM UTC coverage: 78.156% (+0.2%) from 78.002%

Build # 19269943512

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github

Committed by

web-flow

Commit Message

Merge pull request #831 from DomCR/table-entity-refactor

Table entity refactor

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7383 of 10235 branches covered (72.13%)

Branch coverage included in aggregate %.

731 of 859 new or added lines in 16 files covered. (85.1%)

14 existing lines in 4 files now uncovered.

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82.33

/src/ACadSharp/IO/DXF/DxfStreamReader/DxfSectionReaderBase.cs

﻿using ACadSharp.Entities;
using ACadSharp.IO.Templates;
using ACadSharp.Objects;
using ACadSharp.Tables;
using ACadSharp.XData;
using CSMath;
using CSUtilities.Converters;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using static ACadSharp.IO.Templates.CadMLeaderAnnotContextTemplate;

namespace ACadSharp.IO.DXF
{
        internal abstract class DxfSectionReaderBase
        {
                public delegate bool ReadEntityDelegate<T>(CadEntityTemplate template, DxfMap map, string subclass = null) where T : Entity;

                protected readonly IDxfStreamReader _reader;
                protected readonly DxfDocumentBuilder _builder;

                //Avoid to move the reader to the next line
                protected bool lockPointer = false;

                public DxfSectionReaderBase(IDxfStreamReader reader, DxfDocumentBuilder builder)
                {
                        this._reader = reader;
                        this._builder = builder;
                }

                public abstract void Read();

                protected void readCommonObjectData(out string name, out ulong handle, out ulong? ownerHandle, out ulong? xdictHandle, out HashSet<ulong> reactors)
                {
                        name = null;
                        handle = 0;
                        ownerHandle = null;
                        xdictHandle = null;
                        reactors = new HashSet<ulong>();

                        if (this._reader.DxfCode == DxfCode.Start
                                        || this._reader.DxfCode == DxfCode.Subclass)
                                this._reader.ReadNext();

                        //Loop until the common data end
                        while (this._reader.DxfCode != DxfCode.Start
                                        && this._reader.DxfCode != DxfCode.Subclass)
                        {
                                switch (this._reader.Code)
                                {
                                        //Table name
                                        case 2:
                                                name = this._reader.ValueAsString;
                                                break;
                                        //Handle
                                        case 5:
                                        case 105:
                                                handle = this._reader.ValueAsHandle;
                                                break;
                                        //Start of application - defined group
                                        case 102:
                                                this.readDefinedGroups(out xdictHandle, out reactors);
                                                break;
                                        //Soft - pointer ID / handle to owner BLOCK_RECORD object
                                        case 330:
                                                ownerHandle = this._reader.ValueAsHandle;
                                                break;
                                        case 71:
                                        //Number of entries for dimension style table
                                        case 340:
                                        //Dimension table has the handles of the styles at the begining
                                        default:
                                                this._builder.Notify($"Unhandled dxf code {this._reader.Code} at line {this._reader.Position}.");
                                                break;
                                }

                                this._reader.ReadNext();
                        }
                }

                [Obsolete("Only needed for SortEntitiesTable but it should be removed")]
                protected void readCommonObjectData(CadTemplate template)
                {
                        while (this._reader.DxfCode != DxfCode.Subclass)
                        {
                                switch (this._reader.Code)
                                {
                                        //object name
                                        case 0:
                                                Debug.Assert(template.CadObject.ObjectName == this._reader.ValueAsString);
                                                break;
                                        //Handle
                                        case 5:
                                                template.CadObject.Handle = this._reader.ValueAsHandle;
                                                break;
                                        //Start of application - defined group
                                        case 102:
                                                this.readDefinedGroups(template);
                                                break;
                                        //Soft - pointer ID / handle to owner BLOCK_RECORD object
                                        case 330:
                                                template.OwnerHandle = this._reader.ValueAsHandle;
                                                break;
                                        default:
                                                this._builder.Notify($"Unhandled dxf code {this._reader.Code} at line {this._reader.Position}.", NotificationType.None);
                                                break;
                                }

                                this._reader.ReadNext();
                        }
                }

                protected void readCommonCodes(CadTemplate template, out bool isExtendedData, DxfMap map = null)
                {
                        isExtendedData = false;

                        switch (this._reader.Code)
                        {
                                //Handle
                                case 5:
                                        template.CadObject.Handle = this._reader.ValueAsHandle;
                                        break;
                                //Check with mapper
                                case 100:
                                        if (map != null && !map.SubClasses.ContainsKey(this._reader.ValueAsString))
                                        {
                                                this._builder.Notify($"[{template.CadObject.ObjectName}] Unidentified subclass {this._reader.ValueAsString}", NotificationType.Warning);
                                        }
                                        break;
                                //Start of application - defined group
                                case 102:
                                        this.readDefinedGroups(template);
                                        break;
                                //Soft - pointer ID / handle to owner BLOCK_RECORD object
                                case 330:
                                        template.OwnerHandle = this._reader.ValueAsHandle;
                                        break;
                                case 1001:
                                        isExtendedData = true;
                                        this.readExtendedData(template.EDataTemplateByAppName);
                                        break;
                                default:
                                        this._builder.Notify($"[{template.CadObject.SubclassMarker}] Unhandled dxf code {this._reader.Code} with value {this._reader.ValueAsString}", NotificationType.None);
                                        break;
                        }
                }

                protected CadEntityTemplate readEntity()
                {
                        switch (this._reader.ValueAsString)
                        {
                                case DxfFileToken.EntityAttribute:
                                        return this.readEntityCodes<AttributeEntity>(new CadAttributeTemplate(new AttributeEntity()), this.readAttributeDefinition);
                                case DxfFileToken.EntityAttributeDefinition:
                                        return this.readEntityCodes<AttributeDefinition>(new CadAttributeTemplate(new AttributeDefinition()), this.readAttributeDefinition);
                                case DxfFileToken.EntityArc:
                                        return this.readEntityCodes<Arc>(new CadEntityTemplate<Arc>(), this.readArc);
                                case DxfFileToken.EntityBody:
                                        return this.readEntityCodes<CadBody>(new CadEntityTemplate<CadBody>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityCircle:
                                        return this.readEntityCodes<Circle>(new CadEntityTemplate<Circle>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityDimension:
                                        return this.readEntityCodes<Dimension>(new CadDimensionTemplate(), this.readDimension);
                                case DxfFileToken.Entity3DFace:
                                        return this.readEntityCodes<Face3D>(new CadEntityTemplate<Face3D>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityEllipse:
                                        return this.readEntityCodes<Ellipse>(new CadEntityTemplate<Ellipse>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityLeader:
                                        return this.readEntityCodes<Leader>(new CadLeaderTemplate(), this.readLeader);
                                case DxfFileToken.EntityLine:
                                        return this.readEntityCodes<Line>(new CadEntityTemplate<Line>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityLwPolyline:
                                        return this.readEntityCodes<LwPolyline>(new CadEntityTemplate<LwPolyline>(), this.readLwPolyline);
                                case DxfFileToken.EntityMesh:
                                        return this.readEntityCodes<Mesh>(new CadMeshTemplate(), this.readMesh);
                                case DxfFileToken.EntityHatch:
                                        return this.readEntityCodes<Hatch>(new CadHatchTemplate(), this.readHatch);
                                case DxfFileToken.EntityInsert:
                                        return this.readEntityCodes<Insert>(new CadInsertTemplate(), this.readInsert);
                                case DxfFileToken.EntityMText:
                                        return this.readEntityCodes<MText>(new CadTextEntityTemplate(new MText()), this.readTextEntity);
                                case DxfFileToken.EntityMLine:
                                        return this.readEntityCodes<MLine>(new CadMLineTemplate(), this.readMLine);
                                case DxfFileToken.EntityMultiLeader:
                                        return this.readEntityCodes<MultiLeader>(new CadMLeaderTemplate(), this.readMLeader);
                                case DxfFileToken.EntityPdfUnderlay:
                                        return this.readEntityCodes<PdfUnderlay>(new CadUnderlayTemplate<PdfUnderlayDefinition>(new PdfUnderlay()), this.readUnderlayEntity<PdfUnderlayDefinition>);
                                case DxfFileToken.EntityPoint:
                                        return this.readEntityCodes<Point>(new CadEntityTemplate<Point>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntityPolyline:
                                        return this.readPolyline();
                                case DxfFileToken.EntityRay:
                                        return this.readEntityCodes<Ray>(new CadEntityTemplate<Ray>(), this.readEntitySubclassMap);
                                case DxfFileToken.EndSequence:
                                        return this.readEntityCodes<Seqend>(new CadEntityTemplate<Seqend>(), this.readEntitySubclassMap);
                                case DxfFileToken.EntitySolid:
                                        return this.readEntityCodes<Solid>(new CadEntityTemplate<Solid>(), this.readModelerGeometry);
                                case DxfFileToken.EntityTable:
                                        return this.readEntityCodes<TableEntity>(new CadTableEntityTemplate(), this.readTableEntity);
                                case DxfFileToken.EntityText:
                                        return this.readEntityCodes<TextEntity>(new CadTextEntityTemplate(new TextEntity()), this.readTextEntity);
                                case DxfFileToken.EntityTolerance:
                                        return this.readEntityCodes<Tolerance>(new CadToleranceTemplate(new Tolerance()), this.readTolerance);
                                case DxfFileToken.EntityVertex:
                                        return this.readEntityCodes<Entity>(new CadVertexTemplate(), this.readVertex);
                                case DxfFileToken.EntityViewport:
                                        return this.readEntityCodes<Viewport>(new CadViewportTemplate(), this.readViewport);
                                case DxfFileToken.EntityShape:
                                        return this.readEntityCodes<Shape>(new CadShapeTemplate(new Shape()), this.readShape);
                                case DxfFileToken.EntitySpline:
                                        return this.readEntityCodes<Spline>(new CadSplineTemplate(), this.readSpline);
                                case DxfFileToken.Entity3DSolid:
                                        return this.readEntityCodes<Solid3D>(new CadSolid3DTemplate(), this.readSolid3d);
                                case DxfFileToken.EntityRegion:
                                        return this.readEntityCodes<Region>(new CadEntityTemplate<Region>(), this.readModelerGeometry);
                                case DxfFileToken.EntityImage:
                                        return this.readEntityCodes<RasterImage>(new CadWipeoutBaseTemplate(new RasterImage()), this.readWipeoutBase);
                                case DxfFileToken.EntityWipeout:
                                        return this.readEntityCodes<Wipeout>(new CadWipeoutBaseTemplate(new Wipeout()), this.readWipeoutBase);
                                case DxfFileToken.EntityXline:
                                        return this.readEntityCodes<XLine>(new CadEntityTemplate<XLine>(), this.readEntitySubclassMap);
                                default:
                                        DxfMap map = DxfMap.Create<Entity>();
                                        CadUnknownEntityTemplate unknownEntityTemplate = null;
                                        if (this._builder.DocumentToBuild.Classes.TryGetByName(this._reader.ValueAsString, out Classes.DxfClass dxfClass))
                                        {
                                                this._builder.Notify($"Entity not supported read as an UnknownEntity: {this._reader.ValueAsString}", NotificationType.NotImplemented);
                                                unknownEntityTemplate = new CadUnknownEntityTemplate(new UnknownEntity(dxfClass));
                                        }
                                        else
                                        {
                                                this._builder.Notify($"Entity not supported: {this._reader.ValueAsString}", NotificationType.NotImplemented);
                                        }

                                        this._reader.ReadNext();

                                        do
                                        {
                                                if (unknownEntityTemplate != null && this._builder.KeepUnknownEntities)
                                                {
                                                        this.readCommonEntityCodes(unknownEntityTemplate, out bool isExtendedData, map);
                                                        if (isExtendedData)
                                                                continue;
                                                }

                                                this._reader.ReadNext();
                                        }
                                        while (this._reader.DxfCode != DxfCode.Start);

                                        return unknownEntityTemplate;
                        }
                }

                protected CadEntityTemplate readEntityCodes<T>(CadEntityTemplate template, ReadEntityDelegate<T> readEntity)
                        where T : Entity
                {
                        this._reader.ReadNext();

                        DxfMap map = DxfMap.Create<T>();

                        while (this._reader.DxfCode != DxfCode.Start)
                        {
                                if (!readEntity(template, map))
                                {
                                        this.readCommonEntityCodes(template, out bool isExtendedData, map);
                                        if (isExtendedData)
                                                continue;
                                }

                                if (this.lockPointer)
                                {
                                        this.lockPointer = false;
                                        continue;
                                }

                                if (this._reader.DxfCode != DxfCode.Start)
                                        this._reader.ReadNext();
                        }

                        return template;
                }

                protected void readCommonEntityCodes(CadEntityTemplate template, out bool isExtendedData, DxfMap map = null)
                {
                        isExtendedData = false;
                        switch (this._reader.Code)
                        {
                                case 6:
                                        template.LineTypeName = this._reader.ValueAsString;
                                        break;
                                case 8:
                                        template.LayerName = this._reader.ValueAsString;
                                        break;
                                //Absent or zero indicates entity is in model space. 1 indicates entity is in paper space (optional).
                                case 67:
                                        break;
                                //Number of bytes Proxy entity graphics data
                                case 92:
                                case 160:
                                //Proxy entity graphics data
                                case 310:
                                        break;
                                case 347:
                                        template.MaterialHandle = this._reader.ValueAsHandle;
                                        break;
                                case 430:
                                        template.BookColorName = this._reader.ValueAsString;
                                        break;
                                default:
                                        if (!this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Entity]))
                                        {
                                                this.readCommonCodes(template, out isExtendedData, map);
                                        }
                                        break;
                        }
                }

                protected bool checkObjectEnd(CadTemplate template, DxfMap map, Func<CadTemplate, DxfMap, bool> func)
                {
                        if (this._reader.DxfCode == DxfCode.Start)
                        {
                                return true;
                        }
                        else
                        {
                                return func.Invoke(template, map);
                        }
                }

                protected bool checkEntityEnd(CadEntityTemplate template, DxfMap map, string subclass, Func<CadEntityTemplate, DxfMap, string, bool> func)
                {
                        if (this._reader.DxfCode == DxfCode.Start)
                        {
                                return true;
                        }
                        else
                        {
                                return func.Invoke(template, map, subclass);
                        }
                }

                private bool readArc(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        switch (this._reader.Code)
                        {
                                default:
                                        if (!this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Arc]))
                                        {
                                                return this.readEntitySubclassMap(template, map, DxfSubclassMarker.Circle);
                                        }
                                        return true;
                        }
                }

                private bool readAttributeDefinition(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        DxfClassMap emap = map.SubClasses[template.CadObject.SubclassMarker];
                        CadAttributeTemplate tmp = template as CadAttributeTemplate;

                        switch (this._reader.Code)
                        {
                                case 44:
                                case 46:
                                        return true;
                                case 101:
                                        var att = tmp.CadObject as AttributeBase;
                                        att.MText = new MText();
                                        CadTextEntityTemplate mtextTemplate = new CadTextEntityTemplate(att.MText);
                                        tmp.MTextTemplate = mtextTemplate;
                                        this.readEntityCodes<MText>(mtextTemplate, this.readTextEntity);
                                        return true;
                                default:
                                        if (!this.tryAssignCurrentValue(template.CadObject, emap))
                                        {
                                                return this.readTextEntity(template, map, DxfSubclassMarker.Text);
                                        }
                                        return true;
                        }
                }

                private bool readTableEntity(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        string mapName = string.IsNullOrEmpty(subclass) ? template.CadObject.SubclassMarker : subclass;
                        CadTableEntityTemplate tmp = template as CadTableEntityTemplate;
                        TableEntity table = tmp.CadObject as TableEntity;

                        switch (this._reader.Code)
                        {
                                //Border overrides:
                                case 279:
                                        //Lineweight for the top border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.TopBorder.LineWeight = (LineWeightType)this._reader.ValueAsShort;
                                        return true;
                                case 275:
                                        //Lineweight for the right border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.RightBorder.LineWeight = (LineWeightType)this._reader.ValueAsShort;
                                        return true;
                                case 276:
                                        //Lineweight for the bottom border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.BottomBorder.LineWeight = (LineWeightType)this._reader.ValueAsShort;
                                        return true;
                                case 278:
                                        //Lineweight for the left border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.LeftBorder.LineWeight = (LineWeightType)this._reader.ValueAsShort;
                                        return true;
                                case 69:
                                        //True color value for the top border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.TopBorder.Color = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 65:
                                        //True color value for the right border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.RightBorder.Color = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 66:
                                        //True color value for the bottom border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.BottomBorder.Color = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 68:
                                        //True color value for the left border of the cell; override applied at the cell level
                                        tmp.CurrentCell.StyleOverride.LeftBorder.Color = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 2:
                                        tmp.BlockName = this._reader.ValueAsString;
                                        return true;
                                case 40:
                                        tmp.HorizontalMargin = this._reader.ValueAsDouble;
                                        return true;
                                case 63:
                                        tmp.CurrentCell.StyleOverride.BackgroundColor = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 64:
                                        tmp.CurrentCell.StyleOverride.ContentColor = new Color(this._reader.ValueAsShort);
                                        return true;
                                case 140:
                                        if (tmp.CurrentCellTemplate != null)
                                        {
                                                tmp.CurrentCellTemplate.FormatTextHeight = this._reader.ValueAsDouble;
                                        }
                                        return true;
                                case 283:
                                        tmp.CurrentCell.StyleOverride.IsFillColorOn = this._reader.ValueAsBool;
                                        return true;
                                case 342:
                                        tmp.StyleHandle = this._reader.ValueAsHandle;
                                        return true;
                                case 343:
                                        tmp.BlockOwnerHandle = this._reader.ValueAsHandle;
                                        return true;
                                case 141:
                                        var row = new TableEntity.Row();
                                        row.Height = this._reader.ValueAsDouble;
                                        table.Rows.Add(row);
                                        return true;
                                case 142:
                                        var col = new TableEntity.Column();
                                        col.Width = this._reader.ValueAsDouble;
                                        table.Columns.Add(col);
                                        return true;
                                case 144:
                                        tmp.CurrentCellTemplate.FormatTextHeight = this._reader.ValueAsDouble;
                                        return true;
                                case 145:
                                        tmp.CurrentCell.Rotation = this._reader.ValueAsDouble;
                                        return true;
                                case 170:
                                        //Has data flag
                                        return true;
                                case 171:
                                        tmp.CreateCell((TableEntity.CellType)this._reader.ValueAsInt);
                                        return true;
                                case 172:
                                        tmp.CurrentCell.FlagValue = this._reader.ValueAsInt;
                                        return true;
                                case 173:
                                        tmp.CurrentCell.MergedValue = this._reader.ValueAsInt;
                                        return true;
                                case 174:
                                        tmp.CurrentCell.AutoFit = this._reader.ValueAsBool;
                                        return true;
                                case 175:
                                        tmp.CurrentCell.BorderWidth = this._reader.ValueAsInt;
                                        return true;
                                case 176:
                                        tmp.CurrentCell.BorderHeight = this._reader.ValueAsInt;
                                        return true;
                                case 178:
                                        tmp.CurrentCell.VirtualEdgeFlag = this._reader.ValueAsShort;
                                        return true;
                                case 179:
                                        //Unknown value
                                        return true;
                                case 301:
                                        var content = new TableEntity.CellContent();
                                        tmp.CurrentCell.Contents.Add(content);
                                        this.readCellValue(content);
                                        return true;
                                case 340:
                                        tmp.CurrentCellTemplate.BlockRecordHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        if (!this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Insert]))
                                        {
                                                return this.readEntitySubclassMap(template, map, DxfSubclassMarker.TableEntity);
                                        }
                                        return true;
                        }
                }

                private void readCellValue(TableEntity.CellContent content)
                {
                        if (this._reader.ValueAsString.Equals("CELL_VALUE", StringComparison.OrdinalIgnoreCase))
                        {
                                this._reader.ReadNext();
                        }
                        else
                        {
                                throw new Exceptions.DxfException($"Expected value not found CELL_VALUE", this._reader.Position);
                        }

                        while (this._reader.Code != 304
                                && !this._reader.ValueAsString.Equals("ACVALUE_END", StringComparison.OrdinalIgnoreCase))
                        {
                                switch (this._reader.Code)
                                {
                                        case 1:
                                                content.Value.Text = this._reader.ValueAsString;
                                                break;
                                        case 2:
                                                content.Value.Text += this._reader.ValueAsString;
                                                break;
                                        case 11:
                                                content.Value.Value = new XYZ(this._reader.ValueAsDouble, 0, 0);
                                                break;
                                        case 21:
                                                content.Value.Value = new XYZ(0, this._reader.ValueAsDouble, 0);
                                                break;
                                        case 31:
                                                content.Value.Value = new XYZ(0, 0, this._reader.ValueAsDouble);
                                                break;
                                        case 302:
                                                //TODO: Fix this assignation to cell value
                                                content.Value.Value = this._reader.ValueAsString;
                                                break;
                                        case 90:
                                                content.Value.ValueType = (TableEntity.CellValueType)this._reader.ValueAsInt;
                                                break;
                                        case 91:
                                                content.Value.Value = this._reader.ValueAsInt;
                                                break;
                                        case 92:
                                                //Extended cell flags (from AutoCAD 2007)
                                                break;
                                        case 93:
                                                content.Value.Flags = this._reader.ValueAsInt;
                                                break;
                                        case 94:
                                                content.Value.Units = (TableEntity.ValueUnitType)this._reader.ValueAsInt;
                                                break;
                                        case 140:
                                                content.Value.Value = this._reader.ValueAsDouble;
                                                break;
                                        case 300:
                                                content.Value.Format = this._reader.ValueAsString;
                                                break;
                                        case 310:
                                                //Data for proxy entity graphics (multiple lines; 256-character maximum per line)
                                                break;
                                        default:
                                                this._builder.Notify($"[CELL_VALUE] Unhandled dxf code {this._reader.Code} with value {this._reader.ValueAsString}", NotificationType.None);
                                                break;
                                }

                                this._reader.ReadNext();
                        }
                }

                private bool readTextEntity(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        string mapName = string.IsNullOrEmpty(subclass) ? template.CadObject.SubclassMarker : subclass;
                        CadTextEntityTemplate tmp = template as CadTextEntityTemplate;

                        switch (this._reader.Code)
                        {
                                //TODO: Implement multiline text def codes
                                case 1 or 3 when tmp.CadObject is MText mtext:
                                        mtext.Value += this._reader.ValueAsString;
                                        return true;
                                case 50 when tmp.CadObject is MText mtext://Read only for MText
                                        double angle = MathHelper.DegToRad(this._reader.ValueAsDouble);
                                        mtext.AlignmentPoint = new XYZ(System.Math.Cos(angle), System.Math.Sin(angle), 0.0);
                                        return true;
                                case 70:
                                case 74:
                                case 101:
                                        return true;
                                case 7:
                                        tmp.StyleName = this._reader.ValueAsString;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[mapName]);
                        }
                }

                private bool readTolerance(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadToleranceTemplate tmp = template as CadToleranceTemplate;

                        switch (this._reader.Code)
                        {
                                case 3:
                                        tmp.DimensionStyleName = this._reader.ValueAsString;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[template.CadObject.SubclassMarker]);
                        }
                }

                private bool readDimension(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadDimensionTemplate tmp = template as CadDimensionTemplate;

                        switch (this._reader.Code)
                        {
                                case 2:
                                        tmp.BlockName = this._reader.ValueAsString;
                                        return true;
                                case 3:
                                        tmp.StyleName = this._reader.ValueAsString;
                                        return true;
                                case 50:
                                        var dim = new DimensionLinear();
                                        tmp.SetDimensionObject(dim);
                                        dim.Rotation = this._reader.ValueAsAngle;
                                        map.SubClasses.Add(DxfSubclassMarker.LinearDimension, DxfClassMap.Create<DimensionLinear>());
                                        return true;
                                case 70:
                                        //Flags do not have set
                                        tmp.SetDimensionFlags((DimensionType)this._reader.ValueAsShort);
                                        return true;
                                //Measurement - read only
                                case 42:
                                        return true;
                                //Undocumented codes
                                case 73:
                                case 74:
                                case 75:
                                case 90:
                                case 361:
                                        return true;
                                case 100:
                                        switch (this._reader.ValueAsString)
                                        {
                                                case DxfSubclassMarker.Dimension:
                                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Dimension]);
                                                case DxfSubclassMarker.AlignedDimension:
                                                        tmp.SetDimensionObject(new DimensionAligned());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionAligned>());
                                                        return true;
                                                case DxfSubclassMarker.DiametricDimension:
                                                        tmp.SetDimensionObject(new DimensionDiameter());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionDiameter>());
                                                        return true;
                                                case DxfSubclassMarker.Angular2LineDimension:
                                                        tmp.SetDimensionObject(new DimensionAngular2Line());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionAngular2Line>());
                                                        return true;
                                                case DxfSubclassMarker.Angular3PointDimension:
                                                        tmp.SetDimensionObject(new DimensionAngular3Pt());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionAngular3Pt>());
                                                        return true;
                                                case DxfSubclassMarker.RadialDimension:
                                                        tmp.SetDimensionObject(new DimensionRadius());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionRadius>());
                                                        return true;
                                                case DxfSubclassMarker.OrdinateDimension:
                                                        tmp.SetDimensionObject(new DimensionOrdinate());
                                                        map.SubClasses.Add(this._reader.ValueAsString, DxfClassMap.Create<DimensionOrdinate>());
                                                        return true;
                                                case DxfSubclassMarker.LinearDimension:
                                                        return true;
                                                default:
                                                        return false;
                                        }
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                protected bool readHatch(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadHatchTemplate tmp = template as CadHatchTemplate;
                        Hatch hatch = tmp.CadObject;

                        XY seedPoint = new XY();

                        switch (this._reader.Code)
                        {
                                case 2:
                                        hatch.Pattern.Name = this._reader.ValueAsString;
                                        return true;
                                case 10:
                                        seedPoint.X = this._reader.ValueAsDouble;
                                        hatch.SeedPoints.Add(seedPoint);
                                        return true;
                                case 20:
                                        seedPoint = hatch.SeedPoints.LastOrDefault();
                                        seedPoint.Y = this._reader.ValueAsDouble;
                                        hatch.SeedPoints[hatch.SeedPoints.Count - 1] = seedPoint;
                                        return true;
                                case 30:
                                        hatch.Elevation = this._reader.ValueAsDouble;
                                        return true;
                                case 53:
                                        hatch.PatternAngle = this._reader.ValueAsAngle;
                                        return true;
                                //TODO: Check hatch undocumented codes
                                case 90:
                                        return true;
                                //Information about the hatch pattern
                                case 75:
                                        return true;
                                //Number of pattern definition lines
                                case 78:
                                        this.readPattern(hatch.Pattern, this._reader.ValueAsInt);
                                        this.lockPointer = true;
                                        return true;
                                //Number of boundary paths (loops)
                                case 91:
                                        this.readLoops(tmp, this._reader.ValueAsInt);
                                        this.lockPointer = true;
                                        return true;
                                //Number of seed points
                                case 98:
                                        return true;
                                case 450:
                                        hatch.GradientColor.Enabled = this._reader.ValueAsBool;
                                        return true;
                                case 451:
                                        hatch.GradientColor.Reserved = this._reader.ValueAsInt;
                                        return true;
                                case 452:
                                        hatch.GradientColor.IsSingleColorGradient = this._reader.ValueAsBool;
                                        return true;
                                case 453:
                                        //Number of colors
                                        return true;
                                case 460:
                                        hatch.GradientColor.Angle = this._reader.ValueAsDouble;
                                        return true;
                                case 461:
                                        hatch.GradientColor.Shift = this._reader.ValueAsDouble;
                                        return true;
                                case 462:
                                        hatch.GradientColor.ColorTint = this._reader.ValueAsDouble;
                                        return true;
                                case 463:
                                        GradientColor gradient = new GradientColor();
                                        gradient.Value = this._reader.ValueAsDouble;
                                        hatch.GradientColor.Colors.Add(gradient);
                                        return true;
                                case 63:
                                        GradientColor colorByIndex = hatch.GradientColor.Colors.LastOrDefault();
                                        if (colorByIndex != null)
                                        {
                                                colorByIndex.Color = new Color((short)this._reader.ValueAsUShort);
                                        }
                                        return true;
                                case 421:
                                        GradientColor colorByRgb = hatch.GradientColor.Colors.LastOrDefault();
                                        if (colorByRgb != null)
                                        {
                                                //TODO: Hatch assign color by true color
                                                //TODO: Is always duplicated by 63, is it needed??
                                                //colorByRgb.Color = new Color(this._reader.LastValueAsShort);
                                        }
                                        return true;
                                case 470:
                                        hatch.GradientColor.Name = this._reader.ValueAsString;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[template.CadObject.SubclassMarker]);
                        }
                }

                private bool readInsert(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadInsertTemplate tmp = template as CadInsertTemplate;

                        switch (this._reader.Code)
                        {
                                case 2:
                                        tmp.BlockName = this._reader.ValueAsString;
                                        return true;
                                case 100:
                                        //AcDbEntity
                                        //AcDbBlockReference
                                        //AcDbMInsertBlock
                                        return true;
                                case 66:
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Insert]);
                        }
                }

                private CadEntityTemplate readPolyline()
                {
                        CadPolyLineTemplate template = null;

                        if (this._builder.Version == ACadVersion.Unknown
                                || this._builder.Version == ACadVersion.AC1009)
                        {
                                var polyline = new Polyline2D();
                                template = new CadPolyLineTemplate(polyline);
                                this.readEntityCodes<Polyline2D>(template, this.readPolyline);

                                while (this._reader.Code == 0 && this._reader.ValueAsString == DxfFileToken.EntityVertex)
                                {
                                        Vertex2D v = new Vertex2D();
                                        CadVertexTemplate vertexTemplate = new CadVertexTemplate(v);
                                        this.readEntityCodes<Vertex2D>(vertexTemplate, this.readVertex);

                                        if (vertexTemplate.Vertex.Handle == 0)
                                        {
                                                polyline.Vertices.Add(v);
                                        }
                                        else
                                        {
                                                template.VertexHandles.Add(vertexTemplate.Vertex.Handle);
                                                this._builder.AddTemplate(vertexTemplate);
                                        }
                                }

                                while (this._reader.Code == 0 && this._reader.ValueAsString == DxfFileToken.EndSequence)
                                {
                                        var seqend = new Seqend();
                                        var seqendTemplate = new CadEntityTemplate<Seqend>(seqend);
                                        this.readEntityCodes<Seqend>(seqendTemplate, this.readEntitySubclassMap);

                                        polyline.Vertices.Seqend = seqend;
                                }
                        }
                        else
                        {
                                template = new CadPolyLineTemplate();
                                this.readEntityCodes<Entity>(template, this.readPolyline);
                        }

                        if (template.CadObject is CadPolyLineTemplate.PolyLinePlaceholder)
                        {
                                this._builder.Notify($"[{DxfFileToken.EntityPolyline}] Subclass not found, entity discarded", NotificationType.Warning);
                                return null;
                        }

                        return template;
                }

                private bool readPolyline(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadPolyLineTemplate tmp = template as CadPolyLineTemplate;

                        switch (this._reader.Code)
                        {
                                //DXF: always 0
                                //APP: a “dummy” point; the X and Y values are always 0, and the Z value is the polyline's elevation (in OCS when 2D, WCS when 3D)
                                case 10:
                                case 20:
                                //Obsolete; formerly an “entities follow flag” (optional; ignore if present)
                                case 66:
                                //Polygon mesh M vertex count (optional; default = 0)
                                case 71:
                                //Polygon mesh N vertex count(optional; default = 0)
                                case 72:
                                //Smooth surface M density(optional; default = 0)
                                case 73:
                                //Smooth surface N density (optional; default = 0)
                                case 74:
                                        return true;
                                case 100:
                                        switch (this._reader.ValueAsString)
                                        {
                                                case DxfSubclassMarker.Polyline:
                                                        tmp.SetPolyLineObject(new Polyline2D());
                                                        map.SubClasses.Add(DxfSubclassMarker.Polyline, DxfClassMap.Create<Polyline2D>());
                                                        return true;
                                                case DxfSubclassMarker.Polyline3d:
                                                        tmp.SetPolyLineObject(new Polyline3D());
                                                        map.SubClasses.Add(DxfSubclassMarker.Polyline3d, DxfClassMap.Create<Polyline3D>());
                                                        return true;
                                                case DxfSubclassMarker.PolyfaceMesh:
                                                        tmp.SetPolyLineObject(new PolyfaceMesh());
                                                        map.SubClasses.Add(DxfSubclassMarker.PolyfaceMesh, DxfClassMap.Create<PolyfaceMesh>());
                                                        return true;
                                                default:
                                                        return false;
                                        }
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readLeader(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadLeaderTemplate tmp = template as CadLeaderTemplate;

                        switch (this._reader.Code)
                        {
                                case 3:
                                        tmp.DIMSTYLEName = this._reader.ValueAsString;
                                        return true;
                                case 10:
                                        tmp.CadObject.Vertices.Add(new XYZ(this._reader.ValueAsDouble, 0, 0));
                                        return true;
                                case 20:
                                        XYZ y = tmp.CadObject.Vertices[tmp.CadObject.Vertices.Count - 1];
                                        y.Y = this._reader.ValueAsDouble;
                                        tmp.CadObject.Vertices[tmp.CadObject.Vertices.Count - 1] = y;
                                        return true;
                                case 30:
                                        XYZ z = tmp.CadObject.Vertices[tmp.CadObject.Vertices.Count - 1];
                                        z.Z = this._reader.ValueAsDouble;
                                        tmp.CadObject.Vertices[tmp.CadObject.Vertices.Count - 1] = z;
                                        return true;
                                case 340:
                                        tmp.AnnotationHandle = this._reader.ValueAsHandle;
                                        return true;
                                //Hook line flag - read only
                                case 75:
                                //Vertices count
                                case 76:
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readLwPolyline(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadEntityTemplate<LwPolyline> tmp = template as CadEntityTemplate<LwPolyline>;

                        LwPolyline.Vertex last = tmp.CadObject.Vertices.LastOrDefault();

                        switch (this._reader.Code)
                        {
                                case 10:
                                        tmp.CadObject.Vertices.Add(new LwPolyline.Vertex(new XY(this._reader.ValueAsDouble, 0)));
                                        return true;
                                case 20:
                                        if (last is not null)
                                        {
                                                last.Location = new XY(last.Location.X, this._reader.ValueAsDouble);
                                        }
                                        return true;
                                case 40:
                                        if (last is not null)
                                        {
                                                last.StartWidth = this._reader.ValueAsDouble;
                                        }
                                        return true;
                                case 41:
                                        if (last is not null)
                                        {
                                                last.EndWidth = this._reader.ValueAsDouble;
                                        }
                                        return true;
                                case 42:
                                        if (last is not null)
                                        {
                                                last.Bulge = this._reader.ValueAsDouble;
                                        }
                                        return true;
                                case 50:
                                        if (last is not null)
                                        {
                                                last.CurveTangent = this._reader.ValueAsDouble;
                                        }
                                        return true;
                                //Obsolete; formerly an “entities follow flag” (optional; ignore if present)
                                case 66:
                                //Vertex count
                                case 90:
                                        return true;
                                case 91:
                                        if (last is not null)
                                        {
                                                last.Id = this._reader.ValueAsInt;
                                        }
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readMesh(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadMeshTemplate tmp = template as CadMeshTemplate;

                        switch (this._reader.Code)
                        {
                                case 100:
                                        if (this._reader.ValueAsString.Equals(DxfSubclassMarker.Mesh, StringComparison.OrdinalIgnoreCase))
                                        {
                                                tmp.SubclassMarker = true;
                                        }
                                        return true;
                                //Count of sub-entity which property has been overridden
                                case 90:
                                        //TODO: process further entities
                                        return true;
                                case 92:
                                        if (!tmp.SubclassMarker)
                                        {
                                                return false;
                                        }

                                        int nvertices = this._reader.ValueAsInt;
                                        for (int i = 0; i < nvertices; i++)
                                        {
                                                this._reader.ReadNext();
                                                double x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                double y = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                double z = this._reader.ValueAsDouble;
                                                tmp.CadObject.Vertices.Add(new XYZ(x, y, z));
                                        }
                                        return true;
                                case 93:
                                        int size = this._reader.ValueAsInt;
                                        this._reader.ReadNext();

                                        int indexes = 0;
                                        for (int i = 0; i < size; i += indexes + 1)
                                        {
                                                indexes = this._reader.ValueAsInt;
                                                this._reader.ReadNext();

                                                int[] face = new int[indexes];
                                                for (int j = 0; j < indexes; j++)
                                                {
                                                        face[j] = this._reader.ValueAsInt;

                                                        if ((i + j + 2) < size)
                                                        {
                                                                this._reader.ReadNext();
                                                        }
                                                }

                                                tmp.CadObject.Faces.Add(face);
                                        }

                                        Debug.Assert(this._reader.Code == 90);

                                        return true;
                                case 94:
                                        int numEdges = this._reader.ValueAsInt;
                                        this._reader.ReadNext();
                                        for (int i = 0; i < numEdges; i++)
                                        {
                                                Mesh.Edge edge = new Mesh.Edge();

                                                edge.Start = this._reader.ValueAsInt;
                                                this._reader.ReadNext();
                                                edge.End = this._reader.ValueAsInt;

                                                if (i < numEdges - 1)
                                                {
                                                        this._reader.ReadNext();
                                                }

                                                tmp.CadObject.Edges.Add(edge);
                                        }

                                        Debug.Assert(this._reader.Code == 90);

                                        return true;
                                case 95:
                                        this._reader.ReadNext();
                                        for (int i = 0; i < tmp.CadObject.Edges.Count; i++)
                                        {
                                                Mesh.Edge edge = tmp.CadObject.Edges[i];
                                                edge.Crease = this._reader.ValueAsDouble;

                                                tmp.CadObject.Edges[i] = edge;

                                                if (i < tmp.CadObject.Edges.Count - 1)
                                                {
                                                        this._reader.ReadNext();
                                                }
                                        }

                                        Debug.Assert(this._reader.Code == 140);

                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readMLine(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadMLineTemplate tmp = template as CadMLineTemplate;

                        switch (this._reader.Code)
                        {
                                // String of up to 32 characters. The name of the style used for this mline. An entry for this style must exist in the MLINESTYLE dictionary.
                                // Do not modify this field without also updating the associated entry in the MLINESTYLE dictionary
                                case 2:
                                        tmp.MLineStyleName = this._reader.ValueAsString;
                                        return true;
                                case 72:
                                        tmp.NVertex = this._reader.ValueAsInt;
                                        return true;
                                case 73:
                                        tmp.NElements = this._reader.ValueAsInt;
                                        return true;
                                case 340:
                                        tmp.MLineStyleHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        if (!tmp.TryReadVertex(this._reader.Code, this._reader.Value))
                                        {
                                                return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                                        }
                                        return true;
                        }
                }

                private bool readMLeader(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadMLeaderTemplate tmp = template as CadMLeaderTemplate;

                        switch (this._reader.Code)
                        {
                                case 270:
                                        //f270 Version
                                        return true;
                                case 300:
                                        this.readMultiLeaderObjectContextData(tmp.CadMLeaderAnnotContextTemplate);
                                        return true;
                                case 340:
                                        tmp.LeaderStyleHandle = this._reader.ValueAsHandle;
                                        return true;
                                case 341:
                                        tmp.LeaderLineTypeHandle = this._reader.ValueAsHandle;
                                        return true;
                                case 343:
                                        tmp.MTextStyleHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private void readMultiLeaderObjectContextData(CadMLeaderAnnotContextTemplate template)
                {
                        this._reader.ReadNext();

                        DxfMap map = DxfMap.Create<MultiLeaderObjectContextData>();
                        var contextData = template.CadObject as MultiLeaderObjectContextData;

                        bool end = false;
                        while (this._reader.DxfCode != DxfCode.Start)
                        {
                                switch (this._reader.Code)
                                {
                                        case 301 when this._reader.ValueAsString.Equals("}"):
                                                end = true;
                                                break;
                                        case 302 when this._reader.ValueAsString.Equals("LEADER{"):
                                                contextData.LeaderRoots.Add(this.readMultiLeaderLeader(template));
                                                break;
                                        case 340:
                                                template.TextStyleHandle = this._reader.ValueAsHandle;
                                                break;
                                        default:
                                                if (!this.tryAssignCurrentValue(contextData, map.SubClasses[contextData.SubclassMarker]))
                                                {
                                                        this._builder.Notify($"[AcDbMLeaderObjectContextData] Unhandled dxf code {this._reader.Code} with value {this._reader.ValueAsString}", NotificationType.None);
                                                }
                                                break;
                                }

                                if (end)
                                {
                                        break;
                                }

                                this._reader.ReadNext();
                        }
                }

                private MultiLeaderObjectContextData.LeaderRoot readMultiLeaderLeader(CadMLeaderAnnotContextTemplate template)
                {
                        MultiLeaderObjectContextData.LeaderRoot root = new();
                        var map = DxfClassMap.Create(root.GetType(), nameof(MultiLeaderObjectContextData.LeaderRoot));

                        this._reader.ReadNext();

                        bool end = false;
                        while (this._reader.DxfCode != DxfCode.Start)
                        {
                                switch (this._reader.Code)
                                {
                                        case 303 when this._reader.ValueAsString.Equals("}"):
                                                end = true;
                                                break;
                                        case 304 when this._reader.ValueAsString.Equals("LEADER_LINE{"):
                                                var lineTemplate = new LeaderLineTemplate();
                                                template.LeaderLineTemplates.Add(lineTemplate);
                                                root.Lines.Add(this.readMultiLeaderLine(lineTemplate));
                                                break;
                                        default:
                                                if (!this.tryAssignCurrentValue(root, map))
                                                {
                                                        this._builder.Notify($"[LeaderRoot] Unhandled dxf code {this._reader.Code} with value {this._reader.ValueAsString}", NotificationType.None);
                                                }
                                                break;
                                }

                                if (end)
                                {
                                        break;
                                }

                                this._reader.ReadNext();
                        }

                        return root;
                }

                private MultiLeaderObjectContextData.LeaderLine readMultiLeaderLine(LeaderLineTemplate template)
                {
                        MultiLeaderObjectContextData.LeaderLine line = template.LeaderLine;
                        var map = DxfClassMap.Create(line.GetType(), nameof(MultiLeaderObjectContextData.LeaderLine));

                        this._reader.ReadNext();

                        bool end = false;
                        while (this._reader.DxfCode != DxfCode.Start)
                        {
                                switch (this._reader.Code)
                                {
                                        case 10:
                                                XYZ pt = new XYZ(this._reader.ValueAsDouble, 0, 0);
                                                line.Points.Add(pt);
                                                break;
                                        case 20:
                                                pt = line.Points[line.Points.Count - 1];
                                                pt.Y = this._reader.ValueAsDouble;
                                                line.Points[line.Points.Count - 1] = pt;
                                                break;
                                        case 30:
                                                pt = line.Points[line.Points.Count - 1];
                                                pt.Z = this._reader.ValueAsDouble;
                                                line.Points[line.Points.Count - 1] = pt;
                                                break;
                                        case 305 when this._reader.ValueAsString.Equals("}"):
                                                end = true;
                                                break;
                                        default:
                                                if (!this.tryAssignCurrentValue(line, map))
                                                {
                                                        this._builder.Notify($"[LeaderLine] Unhandled dxf code {this._reader.Code} with value {this._reader.ValueAsString}", NotificationType.None);
                                                }
                                                break;
                                }

                                if (end)
                                {
                                        break;
                                }

                                this._reader.ReadNext();
                        }

                        return line;
                }

                private bool readShape(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadShapeTemplate tmp = template as CadShapeTemplate;

                        switch (this._reader.Code)
                        {
                                case 2:
                                        tmp.ShapeFileName = this._reader.ValueAsString;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readWipeoutBase(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadWipeoutBaseTemplate tmp = template as CadWipeoutBaseTemplate;
                        CadWipeoutBase wipeout = tmp.CadObject as CadWipeoutBase;

                        switch (this._reader.Code)
                        {
                                case 91:
                                        var nvertices = this._reader.ValueAsInt;
                                        for (int i = 0; i < nvertices; i++)
                                        {
                                                this._reader.ReadNext();
                                                var x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                var y = this._reader.ValueAsDouble;

                                                wipeout.ClipBoundaryVertices.Add(new XY(x, y));
                                        }

                                        this._reader.ReadNext();

                                        return this.checkEntityEnd(template, map, subclass, this.readWipeoutBase);
                                case 340:
                                        tmp.ImgDefHandle = this._reader.ValueAsHandle;
                                        return true;
                                case 360:
                                        tmp.ImgReactorHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readModelerGeometry(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        string mapName = string.IsNullOrEmpty(subclass) ? template.CadObject.SubclassMarker : subclass;
                        var geometry = template.CadObject as ModelerGeometry;

                        switch (this._reader.Code)
                        {
                                case 2:
                                        geometry.Guid = new Guid(this._reader.ValueAsString);
                                        return true;
                                case 290:
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[mapName]);
                        }
                }

                private bool readSolid3d(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadSolid3DTemplate tmp = template as CadSolid3DTemplate;

                        switch (this._reader.Code)
                        {
                                case 350:
                                        tmp.HistoryHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        return this.readModelerGeometry(template, map, DxfSubclassMarker.ModelerGeometry);
                        }
                }

                private bool readSpline(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadSplineTemplate tmp = template as CadSplineTemplate;

                        XYZ controlPoint;
                        XYZ fitPoint;

                        switch (this._reader.Code)
                        {
                                case 10:
                                        controlPoint = new CSMath.XYZ(this._reader.ValueAsDouble, 0, 0);
                                        tmp.CadObject.ControlPoints.Add(controlPoint);
                                        return true;
                                case 20:
                                        controlPoint = tmp.CadObject.ControlPoints.LastOrDefault();
                                        controlPoint.Y = this._reader.ValueAsDouble;
                                        tmp.CadObject.ControlPoints[tmp.CadObject.ControlPoints.Count - 1] = controlPoint;
                                        return true;
                                case 30:
                                        controlPoint = tmp.CadObject.ControlPoints.LastOrDefault();
                                        controlPoint.Z = this._reader.ValueAsDouble;
                                        tmp.CadObject.ControlPoints[tmp.CadObject.ControlPoints.Count - 1] = controlPoint;
                                        return true;
                                case 11:
                                        fitPoint = new CSMath.XYZ(this._reader.ValueAsDouble, 0, 0);
                                        tmp.CadObject.FitPoints.Add(fitPoint);
                                        return true;
                                case 21:
                                        fitPoint = tmp.CadObject.FitPoints.LastOrDefault();
                                        fitPoint.Y = this._reader.ValueAsDouble;
                                        tmp.CadObject.FitPoints[tmp.CadObject.FitPoints.Count - 1] = fitPoint;
                                        return true;
                                case 31:
                                        fitPoint = tmp.CadObject.FitPoints.LastOrDefault();
                                        fitPoint.Z = this._reader.ValueAsDouble;
                                        tmp.CadObject.FitPoints[tmp.CadObject.FitPoints.Count - 1] = fitPoint;
                                        return true;
                                case 40:
                                        tmp.CadObject.Knots.Add(this._reader.ValueAsDouble);
                                        return true;
                                case 41:
                                        tmp.CadObject.Weights.Add(this._reader.ValueAsDouble);
                                        return true;
                                case 72:
                                case 73:
                                case 74:
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readUnderlayEntity<T>(CadEntityTemplate template, DxfMap map, string subclass = null)
                        where T : PdfUnderlayDefinition
                {
                        CadUnderlayTemplate<T> tmp = template as CadUnderlayTemplate<T>;

                        switch (this._reader.Code)
                        {
                                case 340:
                                        tmp.DefinitionHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readVertex(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadVertexTemplate tmp = template as CadVertexTemplate;

                        switch (this._reader.Code)
                        {
                                //Polyface mesh vertex index
                                case 71:
                                case 72:
                                case 73:
                                case 74:
                                        return true;
                                case 100:
                                        switch (this._reader.ValueAsString)
                                        {
                                                case DxfSubclassMarker.Vertex:
                                                        return true;
                                                case DxfSubclassMarker.PolylineVertex:
                                                        tmp.SetVertexObject(new Vertex2D());
                                                        map.SubClasses.Add(DxfSubclassMarker.PolylineVertex, DxfClassMap.Create<Vertex2D>());
                                                        return true;
                                                case DxfSubclassMarker.Polyline3dVertex:
                                                        tmp.SetVertexObject(new Vertex3D());
                                                        map.SubClasses.Add(DxfSubclassMarker.Polyline3dVertex, DxfClassMap.Create<Vertex3D>());
                                                        return true;
                                                case DxfSubclassMarker.PolyfaceMeshVertex:
                                                        tmp.SetVertexObject(new VertexFaceMesh());
                                                        map.SubClasses.Add(DxfSubclassMarker.PolyfaceMeshVertex, DxfClassMap.Create<VertexFaceMesh>());
                                                        return true;
                                                case DxfSubclassMarker.PolyfaceMeshFace:
                                                        tmp.SetVertexObject(new VertexFaceRecord());
                                                        map.SubClasses.Add(DxfSubclassMarker.PolyfaceMeshFace, DxfClassMap.Create<VertexFaceRecord>());
                                                        return true;
                                                default:
                                                        return false;
                                        }
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[tmp.CadObject.SubclassMarker]);
                        }
                }

                private bool readViewport(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        CadViewportTemplate tmp = template as CadViewportTemplate;

                        switch (this._reader.Code)
                        {
                                //Undocumented
                                case 67:
                                case 68:
                                        return true;
                                case 69:
                                        tmp.ViewportId = this._reader.ValueAsShort;
                                        return true;
                                case 331:
                                        tmp.FrozenLayerHandles.Add(this._reader.ValueAsHandle);
                                        return true;
                                case 348:
                                        tmp.VisualStyleHandle = this._reader.ValueAsHandle;
                                        return true;
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[DxfSubclassMarker.Viewport]);
                        }
                }

                private bool readEntitySubclassMap(CadEntityTemplate template, DxfMap map, string subclass = null)
                {
                        string mapName = string.IsNullOrEmpty(subclass) ? template.CadObject.SubclassMarker : subclass;

                        switch (this._reader.Code)
                        {
                                default:
                                        return this.tryAssignCurrentValue(template.CadObject, map.SubClasses[mapName]);
                        }
                }

                protected void readExtendedData(Dictionary<string, List<ExtendedDataRecord>> edata)
                {
                        List<ExtendedDataRecord> records = new();
                        edata.Add(this._reader.ValueAsString, records);

                        this._reader.ReadNext();

                        while (this._reader.DxfCode >= DxfCode.ExtendedDataAsciiString)
                        {
                                if (this._reader.DxfCode == DxfCode.ExtendedDataRegAppName)
                                {
                                        this.readExtendedData(edata);
                                        break;
                                }

                                ExtendedDataRecord record = null;
                                double x = 0;
                                double y = 0;
                                double z = 0;

                                switch (this._reader.DxfCode)
                                {
                                        case DxfCode.ExtendedDataAsciiString:
                                        case DxfCode.ExtendedDataRegAppName:
                                                record = new ExtendedDataString(this._reader.ValueAsString);
                                                break;
                                        case DxfCode.ExtendedDataControlString:
                                                record = new ExtendedDataControlString(this._reader.ValueAsString == "}");
                                                break;
                                        case DxfCode.ExtendedDataLayerName:
                                                if (this._builder.Layers.TryGetValue(this._reader.ValueAsString, out Layer layer))
                                                {
                                                        record = new ExtendedDataLayer(layer.Handle);
                                                }
                                                else
                                                {
                                                        this._builder.Notify($"[XData] Could not found the linked Layer {this._reader.ValueAsString}.", NotificationType.Warning);
                                                }
                                                break;
                                        case DxfCode.ExtendedDataBinaryChunk:
                                                record = new ExtendedDataBinaryChunk(this._reader.ValueAsBinaryChunk);
                                                break;
                                        case DxfCode.ExtendedDataHandle:
                                                record = new ExtendedDataHandle(this._reader.ValueAsHandle);
                                                break;
                                        case DxfCode.ExtendedDataXCoordinate:
                                                x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                y = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                z = this._reader.ValueAsDouble;

                                                record = new ExtendedDataCoordinate(
                                                        new XYZ(
                                                                x,
                                                                y,
                                                                z)
                                                        );
                                                break;
                                        case DxfCode.ExtendedDataWorldXCoordinate:
                                                x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                y = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                z = this._reader.ValueAsDouble;

                                                record = new ExtendedDataWorldCoordinate(
                                                        new XYZ(
                                                                x,
                                                                y,
                                                                z)
                                                        );
                                                break;
                                        case DxfCode.ExtendedDataWorldXDisp:
                                                x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                y = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                z = this._reader.ValueAsDouble;

                                                record = new ExtendedDataDisplacement(
                                                        new XYZ(
                                                                x,
                                                                y,
                                                                z)
                                                        );
                                                break;
                                        case DxfCode.ExtendedDataWorldXDir:
                                                x = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                y = this._reader.ValueAsDouble;
                                                this._reader.ReadNext();
                                                z = this._reader.ValueAsDouble;

                                                record = new ExtendedDataDirection(
                                                        new XYZ(
                                                                x,
                                                                y,
                                                                z)
                                                        );
                                                break;
                                        case DxfCode.ExtendedDataReal:
                                                record = new ExtendedDataReal(this._reader.ValueAsDouble);
                                                break;
                                        case DxfCode.ExtendedDataDist:
                                                record = new ExtendedDataDistance(this._reader.ValueAsDouble);
                                                break;
                                        case DxfCode.ExtendedDataScale:
                                                record = new ExtendedDataScale(this._reader.ValueAsDouble);
                                                break;
                                        case DxfCode.ExtendedDataInteger16:
                                                record = new ExtendedDataInteger16(this._reader.ValueAsShort);
                                                break;
                                        case DxfCode.ExtendedDataInteger32:
                                                record = new ExtendedDataInteger32((int)this._reader.ValueAsInt);
                                                break;
                                        default:
                                                this._builder.Notify($"Unknown code for extended data: {this._reader.DxfCode}", NotificationType.Warning);
                                                break;
                                }

                                if (record != null)
                                {
                                        records.Add(record);
                                }

                                this._reader.ReadNext();
                        }
                }

                private void readPattern(HatchPattern pattern, int nlines)
                {
                        //Jump 78 code
                        this._reader.ReadNext();

                        for (int i = 0; i < nlines; i++)
                        {
                                HatchPattern.Line line = new HatchPattern.Line();
                                XY basePoint = new XY();
                                XY offset = new XY();

                                bool end = false;
                                HashSet<int> codes = new();

                                while (!end)
                                {
                                        if (codes.Contains(this._reader.Code))
                                        {
                                                break;
                                        }
                                        else
                                        {
                                                codes.Add(this._reader.Code);
                                        }

                                        switch (this._reader.Code)
                                        {
                                                case 53:
                                                        line.Angle = this._reader.ValueAsAngle;
                                                        break;
                                                case 43:
                                                        basePoint.X = this._reader.ValueAsDouble;
                                                        break;
                                                case 44:
                                                        basePoint.Y = this._reader.ValueAsDouble;
                                                        line.BasePoint = basePoint;
                                                        break;
                                                case 45:
                                                        offset.X = this._reader.ValueAsDouble;
                                                        line.Offset = offset;
                                                        break;
                                                case 46:
                                                        offset.Y = this._reader.ValueAsDouble;
                                                        line.Offset = offset;
                                                        break;
                                                //Number of dash length items
                                                case 79:
                                                        int ndash = this._reader.ValueAsInt;
                                                        for (int j = 0; j < ndash; j++)
                                                        {
                                                                this._reader.ReadNext();
                                                                line.DashLengths.Add(this._reader.ValueAsDouble);
                                                        }
                                                        break;
                                                case 49:
                                                        line.DashLengths.Add(this._reader.ValueAsDouble);
                                                        break;
                                                default:
                                                        end = true;
                                                        break;
                                        }
                                        this._reader.ReadNext();
                                }

                                pattern.Lines.Add(line);
                        }
                }

                private void readLoops(CadHatchTemplate template, int count)
                {
                        if (this._reader.Code == 91)
                                this._reader.ReadNext();

                        for (int i = 0; i < count; i++)
                        {
                                if (this._reader.Code != 92)
                                {
                                        this._builder.Notify($"Boundary path should start with code 92 but was {this._reader.Code}");
                                        break;
                                }

                                CadHatchTemplate.CadBoundaryPathTemplate path = this.readLoop();
                                if (path != null)
                                        template.PathTemplates.Add(path);
                        }
                }

                private CadHatchTemplate.CadBoundaryPathTemplate readLoop()
                {
                        CadHatchTemplate.CadBoundaryPathTemplate template = new CadHatchTemplate.CadBoundaryPathTemplate();
                        var flags = (BoundaryPathFlags)this._reader.ValueAsInt;
                        template.Path.Flags = flags;

                        if (flags.HasFlag(BoundaryPathFlags.Polyline))
                        {
                                Hatch.BoundaryPath.Polyline pl = this.readPolylineBoundary();
                                template.Path.Edges.Add(pl);
                        }
                        else
                        {
                                this._reader.ReadNext();

                                if (this._reader.Code != 93)
                                {
                                        this._builder.Notify($"Edge Boundary path should start with code 93 but was {this._reader.Code}");
                                        return null;
                                }

                                int edges = this._reader.ValueAsInt;
                                this._reader.ReadNext();

                                for (int i = 0; i < edges; i++)
                                {
                                        var edge = this.readEdge();
                                        if (edge != null)
                                                template.Path.Edges.Add(edge);
                                }
                        }

                        bool end = false;
                        while (!end)
                        {
                                switch (this._reader.Code)
                                {
                                        //Number of source boundary objects
                                        case 97:
                                                break;
                                        case 330:
                                                template.Handles.Add(this._reader.ValueAsHandle);
                                                break;
                                        default:
                                                end = true;
                                                continue;
                                }

                                this._reader.ReadNext();
                        }

                        return template;
                }

                private Hatch.BoundaryPath.Polyline readPolylineBoundary()
                {
                        Hatch.BoundaryPath.Polyline boundary = new Hatch.BoundaryPath.Polyline();

                        this._reader.ReadNext();

                        if (this._reader.Code != 72)
                        {
                                this._builder.Notify($"Polyline Boundary path should start with code 72 but was {this._reader.Code}");
                                return null;
                        }

                        //72
                        bool hasBulge = this._reader.ValueAsBool;
                        this._reader.ReadNext();

                        //73
                        bool isClosed = this._reader.ValueAsBool;
                        this._reader.ReadNext();

                        //93
                        int nvertices = this._reader.ValueAsInt;
                        this._reader.ReadNext();

                        for (int i = 0; i < nvertices; i++)
                        {
                                double bulge = 0.0;

                                //10
                                double x = this._reader.ValueAsDouble;
                                this._reader.ReadNext();
                                //20
                                double y = this._reader.ValueAsDouble;
                                this._reader.ReadNext();

                                if (hasBulge)
                                {
                                        //42
                                        bulge = this._reader.ValueAsDouble;
                                        this._reader.ReadNext();
                                }

                                boundary.Vertices.Add(new XYZ(x, y, bulge));
                        }

                        return boundary;
                }

                private Hatch.BoundaryPath.Edge readEdge()
                {
                        if (this._reader.Code != 72)
                        {
                                this._builder.Notify($"Edge Boundary path should define the type with code 72 but was {this._reader.Code}");
                                return null;
                        }

                        Hatch.BoundaryPath.EdgeType type = (Hatch.BoundaryPath.EdgeType)this._reader.ValueAsInt;
                        this._reader.ReadNext();

                        switch (type)
                        {
                                case Hatch.BoundaryPath.EdgeType.Line:
                                        Hatch.BoundaryPath.Line line = new Hatch.BoundaryPath.Line();
                                        while (true)
                                        {
                                                switch (this._reader.Code)
                                                {
                                                        case 10:
                                                                line.Start = new XY(this._reader.ValueAsDouble, line.Start.Y);
                                                                break;
                                                        case 20:
                                                                line.Start = new XY(line.Start.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 11:
                                                                line.End = new XY(this._reader.ValueAsDouble, line.End.Y);
                                                                break;
                                                        case 21:
                                                                line.End = new XY(line.End.X, this._reader.ValueAsDouble);
                                                                break;
                                                        default:
                                                                return line;
                                                }

                                                this._reader.ReadNext();
                                        }
                                case Hatch.BoundaryPath.EdgeType.CircularArc:
                                        Hatch.BoundaryPath.Arc arc = new Hatch.BoundaryPath.Arc();
                                        while (true)
                                        {
                                                switch (this._reader.Code)
                                                {
                                                        case 10:
                                                                arc.Center = new XY(this._reader.ValueAsDouble, arc.Center.Y);
                                                                break;
                                                        case 20:
                                                                arc.Center = new XY(arc.Center.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 40:
                                                                arc.Radius = this._reader.ValueAsDouble;
                                                                break;
                                                        case 50:
                                                                arc.StartAngle = this._reader.ValueAsDouble;
                                                                break;
                                                        case 51:
                                                                arc.EndAngle = this._reader.ValueAsDouble;
                                                                break;
                                                        case 73:
                                                                arc.CounterClockWise = this._reader.ValueAsBool;
                                                                break;
                                                        default:
                                                                return arc;
                                                }

                                                this._reader.ReadNext();
                                        }
                                case Hatch.BoundaryPath.EdgeType.EllipticArc:
                                        Hatch.BoundaryPath.Ellipse ellipse = new Hatch.BoundaryPath.Ellipse();
                                        while (true)
                                        {
                                                switch (this._reader.Code)
                                                {
                                                        case 10:
                                                                ellipse.Center = new XY(this._reader.ValueAsDouble, ellipse.Center.Y);
                                                                break;
                                                        case 20:
                                                                ellipse.Center = new XY(ellipse.Center.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 11:
                                                                ellipse.MajorAxisEndPoint = new XY(this._reader.ValueAsDouble, ellipse.Center.Y);
                                                                break;
                                                        case 21:
                                                                ellipse.MajorAxisEndPoint = new XY(ellipse.Center.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 40:
                                                                ellipse.MinorToMajorRatio = this._reader.ValueAsDouble;
                                                                break;
                                                        case 50:
                                                                ellipse.StartAngle = this._reader.ValueAsDouble;
                                                                break;
                                                        case 51:
                                                                ellipse.EndAngle = this._reader.ValueAsDouble;
                                                                break;
                                                        case 73:
                                                                ellipse.CounterClockWise = this._reader.ValueAsBool;
                                                                break;
                                                        default:
                                                                return ellipse;
                                                }

                                                this._reader.ReadNext();
                                        }
                                case Hatch.BoundaryPath.EdgeType.Spline:
                                        Hatch.BoundaryPath.Spline spline = new Hatch.BoundaryPath.Spline();
                                        int nKnots = 0;
                                        int nCtrlPoints = 0;
                                        int nFitPoints = 0;

                                        XYZ controlPoint = new XYZ();
                                        XY fitPoint = new XY();

                                        while (true)
                                        {
                                                switch (this._reader.Code)
                                                {
                                                        case 10:
                                                                controlPoint = new XYZ(this._reader.ValueAsDouble, 0, 1);
                                                                break;
                                                        case 20:
                                                                controlPoint = new XYZ(controlPoint.X, this._reader.ValueAsDouble, controlPoint.Z);
                                                                spline.ControlPoints.Add(controlPoint);
                                                                break;
                                                        case 11:
                                                                fitPoint = new XY(this._reader.ValueAsDouble, 0);
                                                                break;
                                                        case 21:
                                                                fitPoint = new XY(fitPoint.X, this._reader.ValueAsDouble);
                                                                spline.FitPoints.Add(fitPoint);
                                                                break;
                                                        case 42:
                                                                var last = spline.ControlPoints[spline.ControlPoints.Count - 1];
                                                                spline.ControlPoints[spline.ControlPoints.Count - 1] = new XYZ(last.X, last.Y, this._reader.ValueAsDouble);
                                                                break;
                                                        case 12:
                                                                spline.StartTangent = new XY(this._reader.ValueAsDouble, spline.StartTangent.Y);
                                                                break;
                                                        case 22:
                                                                spline.StartTangent = new XY(spline.StartTangent.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 13:
                                                                spline.EndTangent = new XY(this._reader.ValueAsDouble, spline.EndTangent.Y);
                                                                break;
                                                        case 23:
                                                                spline.EndTangent = new XY(spline.EndTangent.X, this._reader.ValueAsDouble);
                                                                break;
                                                        case 94:
                                                                spline.Degree = this._reader.ValueAsInt;
                                                                break;
                                                        case 73:
                                                                spline.Rational = this._reader.ValueAsBool;
                                                                break;
                                                        case 74:
                                                                spline.Periodic = this._reader.ValueAsBool;
                                                                break;
                                                        case 95:
                                                                nKnots = this._reader.ValueAsInt;
                                                                break;
                                                        case 96:
                                                                nCtrlPoints = this._reader.ValueAsInt;
                                                                break;
                                                        case 97:
                                                                nFitPoints = this._reader.ValueAsInt;
                                                                break;
                                                        case 40:
                                                                spline.Knots.Add(this._reader.ValueAsDouble);
                                                                break;
                                                        default:
                                                                return spline;
                                                }

                                                this._reader.ReadNext();
                                        }
                        }

                        return null;
                }

                private void readDefinedGroups(CadTemplate template)
                {
                        this.readDefinedGroups(out ulong? xdict, out HashSet<ulong> reactorsHandles);

                        template.XDictHandle = xdict;
                        template.ReactorsHandles.UnionWith(reactorsHandles);
                }

                private void readDefinedGroups(out ulong? xdictHandle, out HashSet<ulong> reactors)
                {
                        xdictHandle = null;
                        reactors = new HashSet<ulong>();

                        switch (this._reader.ValueAsString)
                        {
                                case DxfFileToken.DictionaryToken:
                                        this._reader.ReadNext();
                                        xdictHandle = this._reader.ValueAsHandle;
                                        this._reader.ReadNext();
                                        Debug.Assert(this._reader.DxfCode == DxfCode.ControlString);
                                        return;
                                case DxfFileToken.ReactorsToken:
                                        reactors = this.readReactors();
                                        break;
                                case DxfFileToken.BlkRefToken:
                                default:
                                        do
                                        {
                                                this._reader.ReadNext();
                                        }
                                        while (this._reader.DxfCode != DxfCode.ControlString);
                                        return;
                        }
                }

                private HashSet<ulong> readReactors()
                {
                        HashSet<ulong> reactors = new();

                        this._reader.ReadNext();

                        while (this._reader.DxfCode != DxfCode.ControlString)
                        {
                                this._reader.ReadNext();
                        }

                        return reactors;
                }

                protected bool tryAssignCurrentValue(object cadObject, DxfClassMap map)
                {
                        try
                        {
                                //Use this method only if the value is not a link between objects
                                if (map.DxfProperties.TryGetValue(this._reader.Code, out DxfProperty dxfProperty))
                                {
                                        if (dxfProperty.ReferenceType.HasFlag(DxfReferenceType.Count))
                                        {
                                                return true;
                                        }

                                        if (dxfProperty.ReferenceType.HasFlag(DxfReferenceType.Handle)
                                                || dxfProperty.ReferenceType.HasFlag(DxfReferenceType.Name))
                                        {
                                                return false;
                                        }

                                        object value = this._reader.Value;

                                        if (dxfProperty.ReferenceType.HasFlag(DxfReferenceType.IsAngle))
                                        {
                                                value = MathHelper.DegToRad((double)value);
                                        }

                                        dxfProperty.SetValue(this._reader.Code, cadObject, value);

                                        return true;
                                }
                        }
                        catch (Exception ex)
                        {
                                if (!this._builder.Configuration.Failsafe)
                                {
                                        throw ex;
                                }
                                else
                                {
                                        this._builder.Notify("An error occurred while assigning a property using mapper", NotificationType.Error, ex);
                                }
                        }

                        return false;
                }
        }
}

DomCR / ACadSharp / 19269943512

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Source File
Press 'n' to go to next uncovered line, 'b' for previous