Ejemplo n.º 1
0
        internal static DxfLayer FromBuffer(DxfCodePairBufferReader buffer)
        {
            var item = new DxfLayer();

            while (buffer.ItemsRemain)
            {
                var pair = buffer.Peek();
                if (pair.Code == 0)
                {
                    break;
                }

                buffer.Advance();
                switch (pair.Code)
                {
                case 70:
                    item.StandardFlags = (int)pair.ShortValue;
                    break;

                case DxfCodePairGroup.GroupCodeNumber:
                    var groupName = DxfCodePairGroup.GetGroupName(pair.StringValue);
                    item.ExtensionDataGroups.Add(DxfCodePairGroup.FromBuffer(buffer, groupName));
                    break;

                case 62:
                    item.Color = item.ReadColorValue(pair.ShortValue);
                    break;

                case 6:
                    item.LineTypeName = (pair.StringValue);
                    break;

                case 290:
                    item.IsLayerPlotted = (pair.BoolValue);
                    break;

                case 370:
                    item.LineWeight = DxfLineWeight.FromRawValue(pair.ShortValue);
                    break;

                case 390:
                    item.PlotStylePointer = UIntHandle(pair.StringValue);
                    break;

                case 347:
                    item.MaterialHandle = UIntHandle(pair.StringValue);
                    break;

                case (int)DxfXDataType.ApplicationName:
                    item.XData = DxfXData.FromBuffer(buffer, pair.StringValue);
                    break;

                default:
                    item.TrySetPair(pair);
                    break;
                }
            }

            return(item);
        }
Ejemplo n.º 2
0
 public DxfLayer()
     : base()
 {
     Color            = DxfColor.FromIndex(7);
     LineTypeName     = "CONTINUOUS";
     IsLayerPlotted   = true;
     LineWeight       = new DxfLineWeight();
     PlotStylePointer = 0u;
     MaterialHandle   = 0u;
 }
Ejemplo n.º 3
0
        internal override void AddValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
        {
            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(100, AcDbText));
            }

            pairs.Add(new DxfCodePair(2, Name));
            pairs.Add(new DxfCodePair(70, (short)StandardFlags));
            pairs.Add(new DxfCodePair(62, GetWritableColorValue(Color)));
            pairs.Add(new DxfCodePair(6, GetWritableLineTypeName(LineTypeName)));
            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(290, (IsLayerPlotted)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(370, DxfLineWeight.GetRawValue(LineWeight)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(390, UIntHandle(PlotStylePointer)));
            }

            if (MaterialHandle != 0u && version >= DxfAcadVersion.R2007)
            {
                pairs.Add(new DxfCodePair(347, UIntHandle(MaterialHandle)));
            }

            if (XData != null)
            {
                XData.AddValuePairs(pairs, version, outputHandles);
            }
        }
        internal static DxfDimStyle FromBuffer(DxfCodePairBufferReader buffer)
        {
            var item = new DxfDimStyle();

            while (buffer.ItemsRemain)
            {
                var pair = buffer.Peek();
                if (pair.Code == 0)
                {
                    break;
                }

                buffer.Advance();
                switch (pair.Code)
                {
                case 70:
                    item.StandardFlags = (int)pair.ShortValue;
                    break;

                case DxfCodePairGroup.GroupCodeNumber:
                    var groupName = DxfCodePairGroup.GetGroupName(pair.StringValue);
                    item.ExtensionDataGroups.Add(DxfCodePairGroup.FromBuffer(buffer, groupName));
                    break;

                case 3:
                    item.DimensioningSuffix = (pair.StringValue);
                    break;

                case 4:
                    item.AlternateDimensioningSuffix = (pair.StringValue);
                    break;

                case 5:
                    item.ArrowBlockName = (pair.StringValue);
                    break;

                case 6:
                    item.FirstArrowBlockName = (pair.StringValue);
                    break;

                case 7:
                    item.SecondArrowBlockName = (pair.StringValue);
                    break;

                case 40:
                    item.DimensioningScaleFactor = (pair.DoubleValue);
                    break;

                case 41:
                    item.DimensioningArrowSize = (pair.DoubleValue);
                    break;

                case 42:
                    item.DimensionExtensionLineOffset = (pair.DoubleValue);
                    break;

                case 43:
                    item.DimensionLineIncrement = (pair.DoubleValue);
                    break;

                case 44:
                    item.DimensionExtensionLineExtension = (pair.DoubleValue);
                    break;

                case 45:
                    item.DimensionDistanceRoundingValue = (pair.DoubleValue);
                    break;

                case 46:
                    item.DimensionLineExtension = (pair.DoubleValue);
                    break;

                case 47:
                    item.DimensionPlusTolerance = (pair.DoubleValue);
                    break;

                case 48:
                    item.DimensionMinusTolerance = (pair.DoubleValue);
                    break;

                case 71:
                    item.GenerateDimensionTolerances = BoolShort(pair.ShortValue);
                    break;

                case 72:
                    item.GenerateDimensionLimits = BoolShort(pair.ShortValue);
                    break;

                case 73:
                    item.DimensionTextInsideHorizontal = BoolShort(pair.ShortValue);
                    break;

                case 74:
                    item.DimensionTextOutsideHorizontal = BoolShort(pair.ShortValue);
                    break;

                case 75:
                    item.SuppressFirstDimensionExtensionLine = BoolShort(pair.ShortValue);
                    break;

                case 76:
                    item.SuppressSecondDimensionExtensionLine = BoolShort(pair.ShortValue);
                    break;

                case 77:
                    item.TextAboveDimensionLine = BoolShort(pair.ShortValue);
                    break;

                case 78:
                    item.DimensionUnitZeroSuppression = (DxfUnitZeroSuppression)(pair.ShortValue);
                    break;

                case 79:
                    item.DimensionAngleZeroSuppression = (DxfUnitZeroSuppression)(pair.ShortValue);
                    break;

                case 140:
                    item.DimensioningTextHeight = (pair.DoubleValue);
                    break;

                case 141:
                    item.CenterMarkSize = (pair.DoubleValue);
                    break;

                case 142:
                    item.DimensioningTickSize = (pair.DoubleValue);
                    break;

                case 143:
                    item.AlternateDimensioningScaleFactor = (pair.DoubleValue);
                    break;

                case 144:
                    item.DimensionLinearMeasurementScaleFactor = (pair.DoubleValue);
                    break;

                case 145:
                    item.DimensionVerticalTextPosition = (pair.DoubleValue);
                    break;

                case 146:
                    item.DimensionToleranceDisplaceScaleFactor = (pair.DoubleValue);
                    break;

                case 147:
                    item.DimensionLineGap = (pair.DoubleValue);
                    break;

                case 148:
                    item.AlternateDimensioningUnitRounding = (pair.DoubleValue);
                    break;

                case 170:
                    item.UseAlternateDimensioning = BoolShort(pair.ShortValue);
                    break;

                case 171:
                    item.AlternateDimensioningDecimalPlaces = (pair.ShortValue);
                    break;

                case 172:
                    item.ForceDimensionLineExtensionsOutsideIfTextExists = BoolShort(pair.ShortValue);
                    break;

                case 173:
                    item.UseSeparateArrowBlocksForDimensions = BoolShort(pair.ShortValue);
                    break;

                case 174:
                    item.ForceDimensionTextInsideExtensions = BoolShort(pair.ShortValue);
                    break;

                case 175:
                    item.SuppressOutsideExtensionDimensionLines = BoolShort(pair.ShortValue);
                    break;

                case 176:
                    item.DimensionLineColor = DxfColor.FromRawValue(pair.ShortValue);
                    break;

                case 177:
                    item.DimensionExtensionLineColor = DxfColor.FromRawValue(pair.ShortValue);
                    break;

                case 178:
                    item.DimensionTextColor = DxfColor.FromRawValue(pair.ShortValue);
                    break;

                case 179:
                    item.AngularDimensionPrecision = (pair.ShortValue);
                    break;

                case 270:
                    item.DimensionUnitFormat = (DxfUnitFormat)(pair.ShortValue);
                    break;

                case 271:
                    item.DimensionUnitToleranceDecimalPlaces = (pair.ShortValue);
                    break;

                case 272:
                    item.DimensionToleranceDecimalPlaces = (pair.ShortValue);
                    break;

                case 273:
                    item.AlternateDimensioningUnits = (DxfUnitFormat)(pair.ShortValue);
                    break;

                case 274:
                    item.AlternateDimensioningToleranceDecimalPlaces = (pair.ShortValue);
                    break;

                case 275:
                    item.DimensioningAngleFormat = (DxfAngleFormat)(pair.ShortValue);
                    break;

                case 276:
                    item.DimensionFractionFormat = (DxfDimensionFractionFormat)(pair.ShortValue);
                    break;

                case 277:
                    item.DimensionNonAngularUnits = (DxfNonAngularUnits)(pair.ShortValue);
                    break;

                case 278:
                    item.DimensionDecimalSeparatorChar = (char)(pair.ShortValue);
                    break;

                case 279:
                    item.DimensionTextMovementRule = (DxfDimensionTextMovementRule)(pair.ShortValue);
                    break;

                case 280:
                    item.DimensionTextJustification = (DxfDimensionTextJustification)(pair.ShortValue);
                    break;

                case 281:
                    item.SuppressFirstDimensionExtensionLine = BoolShort(pair.ShortValue);
                    break;

                case 282:
                    item.SuppressSecondDimensionExtensionLine = BoolShort(pair.ShortValue);
                    break;

                case 283:
                    item.DimensionToleranceVerticalJustification = (DxfJustification)(pair.ShortValue);
                    break;

                case 284:
                    item.DimensionToleranceZeroSuppression = (DxfUnitZeroSuppression)(pair.ShortValue);
                    break;

                case 285:
                    item.AlternateDimensioningZeroSupression = (DxfUnitZeroSuppression)(pair.ShortValue);
                    break;

                case 286:
                    item.AlternateDimensioningToleranceZeroSupression = (DxfUnitZeroSuppression)(pair.ShortValue);
                    break;

                case 287:
                    item.DimensionTextAndArrowPlacement = (DxfDimensionFit)(pair.ShortValue);
                    break;

                case 288:
                    item.DimensionCursorControlsTextPosition = BoolShort(pair.ShortValue);
                    break;

                case 289:
                    item.DimensionTextAndArrowPlacement = (DxfDimensionFit)(pair.ShortValue);
                    break;

                case 340:
                    item.DimensionTextStyle = (pair.StringValue);
                    break;

                case 341:
                    item.DimensionLeaderBlockName = (pair.StringValue);
                    break;

                case 342:
                    item.ArrowBlockName = (pair.StringValue);
                    break;

                case 343:
                    item.FirstArrowBlockName = (pair.StringValue);
                    break;

                case 344:
                    item.SecondArrowBlockName = (pair.StringValue);
                    break;

                case 371:
                    item.DimensionLineWeight = DxfLineWeight.FromRawValue(pair.ShortValue);
                    break;

                case 372:
                    item.DimensionExtensionLineWeight = DxfLineWeight.FromRawValue(pair.ShortValue);
                    break;

                case (int)DxfXDataType.ApplicationName:
                    item.XData = DxfXData.FromBuffer(buffer, pair.StringValue);
                    break;

                default:
                    item.TrySetPair(pair);
                    break;
                }
            }

            return(item);
        }
        internal override void AddValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
        {
            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(100, AcDbText));
            }

            pairs.Add(new DxfCodePair(2, Name));
            pairs.Add(new DxfCodePair(70, (short)StandardFlags));
            pairs.Add(new DxfCodePair(3, (DimensioningSuffix)));
            pairs.Add(new DxfCodePair(4, (AlternateDimensioningSuffix)));
            if (version <= DxfAcadVersion.R14)
            {
                pairs.Add(new DxfCodePair(5, (ArrowBlockName)));
            }

            if (version <= DxfAcadVersion.R14)
            {
                pairs.Add(new DxfCodePair(6, (FirstArrowBlockName)));
            }

            if (version <= DxfAcadVersion.R14)
            {
                pairs.Add(new DxfCodePair(7, (SecondArrowBlockName)));
            }

            pairs.Add(new DxfCodePair(40, (DimensioningScaleFactor)));
            pairs.Add(new DxfCodePair(41, (DimensioningArrowSize)));
            pairs.Add(new DxfCodePair(42, (DimensionExtensionLineOffset)));
            pairs.Add(new DxfCodePair(43, (DimensionLineIncrement)));
            pairs.Add(new DxfCodePair(44, (DimensionExtensionLineExtension)));
            pairs.Add(new DxfCodePair(45, (DimensionDistanceRoundingValue)));
            pairs.Add(new DxfCodePair(46, (DimensionLineExtension)));
            pairs.Add(new DxfCodePair(47, (DimensionPlusTolerance)));
            pairs.Add(new DxfCodePair(48, (DimensionMinusTolerance)));
            pairs.Add(new DxfCodePair(71, BoolShort(GenerateDimensionTolerances)));
            pairs.Add(new DxfCodePair(72, BoolShort(GenerateDimensionLimits)));
            pairs.Add(new DxfCodePair(73, BoolShort(DimensionTextInsideHorizontal)));
            pairs.Add(new DxfCodePair(74, BoolShort(DimensionTextOutsideHorizontal)));
            pairs.Add(new DxfCodePair(75, BoolShort(SuppressFirstDimensionExtensionLine)));
            pairs.Add(new DxfCodePair(76, BoolShort(SuppressSecondDimensionExtensionLine)));
            pairs.Add(new DxfCodePair(77, BoolShort(TextAboveDimensionLine)));
            pairs.Add(new DxfCodePair(78, (short)(DimensionUnitZeroSuppression)));
            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(79, (short)(DimensionAngleZeroSuppression)));
            }

            pairs.Add(new DxfCodePair(140, (DimensioningTextHeight)));
            pairs.Add(new DxfCodePair(141, (CenterMarkSize)));
            pairs.Add(new DxfCodePair(142, (DimensioningTickSize)));
            pairs.Add(new DxfCodePair(143, (AlternateDimensioningScaleFactor)));
            pairs.Add(new DxfCodePair(144, (DimensionLinearMeasurementScaleFactor)));
            pairs.Add(new DxfCodePair(145, (DimensionVerticalTextPosition)));
            pairs.Add(new DxfCodePair(146, (DimensionToleranceDisplaceScaleFactor)));
            pairs.Add(new DxfCodePair(147, (DimensionLineGap)));
            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(148, (AlternateDimensioningUnitRounding)));
            }

            pairs.Add(new DxfCodePair(170, BoolShort(UseAlternateDimensioning)));
            pairs.Add(new DxfCodePair(171, (AlternateDimensioningDecimalPlaces)));
            pairs.Add(new DxfCodePair(172, BoolShort(ForceDimensionLineExtensionsOutsideIfTextExists)));
            pairs.Add(new DxfCodePair(173, BoolShort(UseSeparateArrowBlocksForDimensions)));
            pairs.Add(new DxfCodePair(174, BoolShort(ForceDimensionTextInsideExtensions)));
            pairs.Add(new DxfCodePair(175, BoolShort(SuppressOutsideExtensionDimensionLines)));
            pairs.Add(new DxfCodePair(176, DxfColor.GetRawValue(DimensionLineColor)));
            pairs.Add(new DxfCodePair(177, DxfColor.GetRawValue(DimensionExtensionLineColor)));
            pairs.Add(new DxfCodePair(178, DxfColor.GetRawValue(DimensionTextColor)));
            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(179, (AngularDimensionPrecision)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(270, (short)(DimensionUnitFormat)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(271, (DimensionUnitToleranceDecimalPlaces)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(272, (DimensionToleranceDecimalPlaces)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(273, (short)(AlternateDimensioningUnits)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(274, (AlternateDimensioningToleranceDecimalPlaces)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(275, (short)(DimensioningAngleFormat)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(276, (short)(DimensionFractionFormat)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(277, (short)(DimensionNonAngularUnits)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(278, (short)(DimensionDecimalSeparatorChar)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(279, (short)(DimensionTextMovementRule)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(280, (short)(DimensionTextJustification)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(281, BoolShort(SuppressFirstDimensionExtensionLine)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(282, BoolShort(SuppressSecondDimensionExtensionLine)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(283, (short)(DimensionToleranceVerticalJustification)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(284, (short)(DimensionToleranceZeroSuppression)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(285, (short)(AlternateDimensioningZeroSupression)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(286, (short)(AlternateDimensioningToleranceZeroSupression)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(287, (short)(DimensionTextAndArrowPlacement)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(288, BoolShort(DimensionCursorControlsTextPosition)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(289, (short)(DimensionTextAndArrowPlacement)));
            }

            if (version >= DxfAcadVersion.R13)
            {
                pairs.Add(new DxfCodePair(340, (DimensionTextStyle)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(341, (DimensionLeaderBlockName)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(342, (ArrowBlockName)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(343, (FirstArrowBlockName)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(344, (SecondArrowBlockName)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(371, DxfLineWeight.GetRawValue(DimensionLineWeight)));
            }

            if (version >= DxfAcadVersion.R2000)
            {
                pairs.Add(new DxfCodePair(372, DxfLineWeight.GetRawValue(DimensionExtensionLineWeight)));
            }

            if (XData != null)
            {
                XData.AddValuePairs(pairs, version, outputHandles);
            }
        }
 public DxfDimStyle()
     : base()
 {
     DimensioningSuffix          = null;
     AlternateDimensioningSuffix = null;
     ArrowBlockName                                  = null;
     FirstArrowBlockName                             = null;
     SecondArrowBlockName                            = null;
     DimensioningScaleFactor                         = 1.0;
     DimensioningArrowSize                           = 0.18;
     DimensionExtensionLineOffset                    = 0.0625;
     DimensionLineIncrement                          = 0.38;
     DimensionExtensionLineExtension                 = 0.18;
     DimensionDistanceRoundingValue                  = 0.0;
     DimensionLineExtension                          = 0.0;
     DimensionPlusTolerance                          = 0.0;
     DimensionMinusTolerance                         = 0.0;
     GenerateDimensionTolerances                     = false;
     GenerateDimensionLimits                         = false;
     DimensionTextInsideHorizontal                   = true;
     DimensionTextOutsideHorizontal                  = true;
     SuppressFirstDimensionExtensionLine             = false;
     SuppressSecondDimensionExtensionLine            = false;
     TextAboveDimensionLine                          = false;
     DimensionUnitZeroSuppression                    = DxfUnitZeroSuppression.SuppressZeroFeetAndZeroInches;
     DimensionAngleZeroSuppression                   = DxfUnitZeroSuppression.SuppressZeroFeetAndZeroInches;
     DimensioningTextHeight                          = 0.18;
     CenterMarkSize                                  = 0.09;
     DimensioningTickSize                            = 0.0;
     AlternateDimensioningScaleFactor                = 25.4;
     DimensionLinearMeasurementScaleFactor           = 1.0;
     DimensionVerticalTextPosition                   = 0.0;
     DimensionToleranceDisplaceScaleFactor           = 1.0;
     DimensionLineGap                                = 0.09;
     AlternateDimensioningUnitRounding               = 0.0;
     UseAlternateDimensioning                        = false;
     AlternateDimensioningDecimalPlaces              = 2;
     ForceDimensionLineExtensionsOutsideIfTextExists = false;
     UseSeparateArrowBlocksForDimensions             = false;
     ForceDimensionTextInsideExtensions              = false;
     SuppressOutsideExtensionDimensionLines          = false;
     DimensionLineColor                              = null;
     DimensionExtensionLineColor                     = null;
     DimensionTextColor                              = null;
     AngularDimensionPrecision                       = 0;
     DimensionUnitFormat                             = DxfUnitFormat.Scientific;
     DimensionUnitToleranceDecimalPlaces             = 0;
     DimensionToleranceDecimalPlaces                 = 0;
     AlternateDimensioningUnits                      = DxfUnitFormat.Scientific;
     AlternateDimensioningToleranceDecimalPlaces     = 0;
     DimensioningAngleFormat                         = DxfAngleFormat.DecimalDegrees;
     DimensionFractionFormat                         = DxfDimensionFractionFormat.HorizontalStacking;
     DimensionNonAngularUnits                        = DxfNonAngularUnits.Scientific;
     DimensionDecimalSeparatorChar                   = '.';
     DimensionTextMovementRule                       = DxfDimensionTextMovementRule.MoveLineWithText;
     DimensionTextJustification                      = DxfDimensionTextJustification.AboveLineCenter;
     SuppressFirstDimensionExtensionLine             = false;
     SuppressSecondDimensionExtensionLine            = false;
     DimensionToleranceVerticalJustification         = DxfJustification.Top;
     DimensionToleranceZeroSuppression               = DxfUnitZeroSuppression.SuppressZeroFeetAndZeroInches;
     AlternateDimensioningZeroSupression             = DxfUnitZeroSuppression.SuppressZeroFeetAndZeroInches;
     AlternateDimensioningToleranceZeroSupression    = DxfUnitZeroSuppression.SuppressZeroFeetAndZeroInches;
     DimensionTextAndArrowPlacement                  = DxfDimensionFit.TextAndArrowsOutsideLines;
     DimensionCursorControlsTextPosition             = true;
     DimensionTextAndArrowPlacement                  = DxfDimensionFit.TextAndArrowsOutsideLines;
     DimensionTextStyle                              = null;
     DimensionLeaderBlockName                        = null;
     ArrowBlockName                                  = null;
     FirstArrowBlockName                             = null;
     SecondArrowBlockName                            = null;
     DimensionLineWeight                             = new DxfLineWeight();
     DimensionExtensionLineWeight                    = new DxfLineWeight();
 }