#pragma once
#include "EntitySet.h"

class XBlock  
{
public:
	XBlock();

	XBlock(Entity entBlk);
	virtual ~XBlock();
	BOOL m_bInitSuccess;
	BOOL IsBlockExist(const TCHAR* szBlkName, BOOL bLoadIt = FALSE);
	const TCHAR* GetBlkName(){return m_szBlkName;};
	AcDbBlockReference *GetBlockReference(){return m_pBlkRef;};
	AcDbBlockTable *GetBlockTable(){return m_pBlockTable;};
	AcDbBlockTableRecord *GetBlockTableRecord(){return m_pRecord;};
	AcDbBlockTableRecordIterator *GetIterator(){return m_pIterator;};
	AcGeMatrix3d GetMatrix3d(){return m_matrix;};
	AcDbObjectId GetBlkId(){return m_eId;};
	double GetEntBlkLength();
	double GetEntBlkHeight();
	void TransformBy(const AcGeMatrix3d& xform);
	void GetBlkExtents(AcGePoint3d &pMax, AcGePoint3d &pMin);
	void GetBlkBreakPt(Entity entBreak, double nBreLen, XPoint &ptBr1, XPoint &ptBr2);

protected:
	
	BOOL InitBlock();
	void GetBlkBreakByLine(XLine l, double nBreLen, XPoint &ptBr1, XPoint &ptBr2);
	void GetBlkBreakByArc(XArc xarc, double nBreLen, XPoint &ptBr1, XPoint &ptBr2);


	AcDbBlockReference *m_pBlkRef;
	AcDbBlockTable* m_pBlockTable;
	AcDbBlockTableRecord *m_pRecord; 
	AcDbBlockTableRecordIterator *m_pIterator;

	AcDbObjectId m_eId;
	AcGeMatrix3d m_matrix;
	Entity m_entBlk;
	TCHAR m_szBlkName[256];

};