DXF与Entity

ARC	Arc	Arc   ARC;
ATTDEF	AttributeDefinition	AttributeDefinition   ATTDEF;
ATTRIB	AttributeReference	AttributeReference   ATTRIB;
CIRCLE	Circle	Circle   CIRCLE;
DIMENSION	Dimension	Dimension   DIMENSION;
ELLIPSE	Ellipse	Ellipse   ELLIPSE;
HATCH	Hatch	Hatch   HATCH;
INSERT	BlockReference	BlockReference   INSERT;
LEADER	Leader	Leader   LEADER;
LINE	Line	Line   LINE;
LWPOLYLINE	Polyline	Polyline   LWPOLYLINE;
MLINE	Mline	Mline   MLINE;
MULTILEADER	MLeader	MLeader   MULTILEADER;
MTEXT	MText	MText   MTEXT;
POLYLINE	Polyline	Polyline   POLYLINE;
RAY	Ray	Ray RAY;
REGION	Region	Region   REGION;
SOLID	Solid	Solid   SOLID;
SPLINE	Spline	Spline   SPLINE;
TABLE	Table	Table   TABLE;
TEXT	DBText	DBText   TEXT;
VIEWPORT	Viewport	Viewport   VIEWPORT;
WIPEOUT	Wipeout	Wipeout   WIPEOUT;
XLINE	Xline	Xline   XLINE;