Entities

Here's the table with the entities.

Entity	Description
`Tsg2DArc`	The class defines the 2D arc entity.
`Tsg2DBoundaryList`	The class defines list of boundaries that have a specified type.
`Tsg2DCurve`	The class is the base class for a set of the 2D entities.
`Tsg2DEllipse`	The class defines the 2D ellipse entity.
`Tsg2DLine`	The class defines the 2D line entity.
`Tsg2DPolyline`	The class defines the 2D polyline entity.
`Tsg2DSpline`	The class defines the 2D spline entity.
`TsgAcadTableCell`	The class defines the cell of `ACAD_TABLE`.
`TsgAcadTableCellStyle`	The class defines the cell style of the `ACAD_TABLE` object.
`TsgCADBasePolyline`	The class is the base class for objects that include polyline(s).
`TsgCADCurvePolygon`	The class defines the `POLYGON` entity with curve borders
`TsgCADGradientPolygon`	The class defines the `GRADIENT` entity for the CAD files.
`TsgCADHatch`	The class defines the `HATCH` entity for the CAD files.
`TsgCADHelix`	The class defines the `HELIX` entity for the CAD files.
`TsgCADMInsert`	The class defines the `MINSERT` entity for the CAD files.
`TsgCADMLine`	The class defines the `MLINE` entity for the CAD files.
`TsgCADMPolygon`	The class defines the `MPOLYGON` object.
`TsgCADPolyPolygon`	The class defines the base `POLYGON` class for the CAD entities.
`TsgCADRasterVariables`	The class represents the `RASTERVARIABLES` object.
`TsgCADWipeout`	The class defines the `WIPEOUT` entity for the CAD files.
`TsgDXF3dFace`	The class defines the 3D triangular or quadrilateral plane section.
`TsgDXF3dSolid`	The class defines the `ACIS` entity `3DSOLID`.
`TsgDXFAcadTable`	The class defines the `ACAD_TABLE` entity.
`TsgDXFAcadTableStyle`	The class defines the style of `ACAD_TABLE`.
`TsgDXFACISEntity`	The class is the ancestor for the `TsgDXF3dSolid`, `TsgDXFBody` and `TsgDXFRegion` classes.
`TsgDXFArc`	The class defines the `ARC` entity.
`TsgDXFAttdef`	The class defines a text string that describes the characteristics of an attribute (entity `ATTDEF`).
`TsgDXFAttrib`	The class defines an object containing text that links to a block (entity `ATTRIB`).
`TsgDXFBlock`	The class defines an item of the `BLOCK` table of the CAD file.
`TsgDXFCircle`	The class defines the full circle(entity `CIRCLE`).
`TsgDXFCustomVertex`	The class defines entity containing base point (`TFPoint`).
`TsgDXFBlockRecord`	The class encapsulates the `BLOCK_RECORD` table of the `TABLES` section in the DXF files.
`TsgDXFBody`	The class defines the `ACIS` `BODY` entity.
`TsgDXFDimension`	The class defines special type for insert a linear dimension measuring.
`TsgDXFDimensionStyle`	The class defines the `DIMSTYLE` entity of the DXF file.
`TsgDXFEllipse`	The class defines the full ellipse or elliptic arc (entity `ELLIPSE`).
`TsgDXFEntity`	The class is the base class for all entities classes.
`TsgDXFGradient`	The class is a descendant of the `TsgCADCurvePolygon` class.
`TsgDXFGroup`	The class is the base class for all the entities that include child entities.
`TsgDXFImageDef`	The class defines the item of `IMAGEDEF` of the DXF file.
`TsgDXFImageEnt`	The class defines image entities of the CAD file.
`TsgDXFInsert`	The class defines the block insert (entity `INSERT`).
`TsgDXFLayer`	The class defines an item of the `LAYER` table of the DXF file.
`TsgDXFLayout`	The class encapsulates the `LAYOUT` object of the `OBJECTS` section.
`TsgDXFLeader`	The class defines a leader line (entity `LEADER`) is the object that can be composed of an arrowhead attached to splines or straight line segments.
`TsgDXFLine`	The class defines a single line segment (entity `LINE`).
`TsgDXFLineType`	The objects of this class are the record of the `LTYPE` table of the DXF file.
`TsgDXFLWPolyline`	The class defines polyline (entity `LWPOLYLINE`).
`TsgDXFMText`	The type defines text wrapped by the rectangle (entity `MTEXT`).
`TsgDXFObjectEntity`	The class defines intermediate base class for the most entities.
`TsgDXFObjectEntityColor`	The class defines intermediate base class for the most entities.
`TsgDXFOle2Frame`	The class defines the `OLE2FRAME` entity.
`TsgDXFPenEntity`	The class is the base class for all entities classes which contains pen (`TPen`) for drawing.
`TsgDXFPenLine`	The class defines the line of the particular thickness.
`TsgDXFPenTableItem`	The element of the `LTYPE` or `LAYERS` tables.
`TsgDXFPoint`	The class defines a point marker that can appear as a dot, square, circle, X, tick, or plus sign (+), or as a combination of these figures (entity `POINT`).
`TsgDXFPolyline`	The class defines a polyline (entity `POLYLINE`).
`TsgDXFProxy`	The class defines `ACAD_PROXY_ENTITY`.
`TsgDXFRegion`	The class defines the `ACIS` `REGION` entity.
`TsgDXFSection`	The class is the base class of the all classes that define the DXF file sections.
`TsgDXFSeqend`	The entity marks the end of vertex for a polyline, or the end of attribute entities for an insert entity that has attributes.
`TsgDXFShape`	The class defines the `SHAPE` entity for the CAD files.
`TsgDXFSolid`	The class defines the filled 2D area(entity `SOLID`).
`TsgDXFSortEntsTable`	The class defines the `SORTENTSTABLE` object of the DXF file.
`TsgDXFSpline`	The class defines a quadratic or cubic nonuniform rational B-spline (`NURBS`) curve (entity `SPLINE`).
`TsgDXFStyle`	The class defines the `STYLE` entries of the DXF file.
`TsgDXFSurface`	The class defines the `SURFACE` entity.
`TsgDXFTable`	The class defines the item from the `TABLES` section of the DXF file.
`TsgDXFText`	The class defines the single line of alphanumeric characters (entity `TEXT`).
`TsgDXFTolerance`	The class defines the `TOLERANCE` entity for the CAD files.
`TsgDXFTrace`	The class defines the `TRACE` entity for the CAD files.
`TsgDXFVertex`	The class defines particular point on the polyline (entity `VERTEX`).
`TsgDXFViewport`	The class defines an area in paper space that contains a view of model space.
`TsgDXFVport`	This entity contains View twist angle and View direction vector for Model Space of drawings.
`TsgDXFXRef`	The class defines an external references to a single drawing (entity `XREF`).
`TsgFlatEntity`	The class defines the base class for 2D entities.
`TsgFlatHatch`	The class defines the `2D HATCH` entity.
`TsgFlatPoly`	The class serves for converting the `POLYLINE` entity to the flat `2D POLYLINE` entity.