//-------------------------------------------------------------------------------------------------------+
// Copyright (C), 1998-2007, SH Software Co. Ltd.
// = FileName	:   XDcObject 类
// = Version	:   ver2.0
// = Author		:   zjq
// = CreateDate	:   2002-09-09
// = Description:   XDcObject 定义
// = Maintainers: 
//                  
//-------------------------------------------------------------------------------------------------------+
#include "StdAfx.h"
#include "XDcObject.h"
#include "XDcCurveSegment.h"
#include "XDcPline.h"

XDcObject* XDcObject::CreateFrom(const AcDbEntity &ent)
{
	if (ent.isKindOf(AcDbLine::desc()))
	{
		return new XDcCurveSegment((const AcDbLine&)ent);
	}
	else if (ent.isKindOf(AcDbArc::desc()))
	{
		return new XDcCurveSegment((const AcDbArc&)ent);
	}
	else if (ent.isKindOf(AcDbPolyline::desc()))
	{
		return new XDcPline((const AcDbPolyline&)ent);
	}

	return NULL;
}