#if !defined(__KTENTITYDRAGMGR_H__)
#define __KTENTITYDRAGMGR_H__

#ifdef EARTHWORM_EXPORT
#define DLLIMPEXP __declspec(dllexport)
#else
#define DLLIMPEXP __declspec(dllimport)
#endif

// Description:
// 类CKTEntityDragMgr用于管理对实体的交换拖动变换等操作
// 使用时加入需要操作的实体
// Company: Kingtouch Software Corporation. Copyright 2002-2005
// Author: WangYongguang
// Date: 2002.05.01

#include "KTEntityDumb.h"

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

class DLLIMPEXP CKTEntityDragMgr : public AcEdJig  
{
public:
	// 默认构造函数
	CKTEntityDragMgr(BOOL bAutoRelease = TRUE);
	// 构造函数, 加入拖动的实体
	CKTEntityDragMgr(const AcGePoint3d& ptDrag, const AcDbObjectId& idEnt, BOOL bAutoRelease = TRUE);
	CKTEntityDragMgr(const AcGePoint3d& ptDrag, const AcDbObjectIdArray& aridEnts, BOOL bAutoRelease = TRUE);
	CKTEntityDragMgr(const AcGePoint3d& ptDrag, AcDbEntity* pEnt, BOOL bAutoRelease = FALSE);
	CKTEntityDragMgr(const AcGePoint3d& ptDrag, const AcDbVoidPtrArray& arpEnts, BOOL bAutoRelease = FALSE);

	// 判断是否自动close/delete管理的实体
	BOOL IsAutoRelease();
	// 设置自动close/delete标志
	void EnableAutoRelease(BOOL bEnable = TRUE);

	// 取得哑元对象
	CKTEntityDumb& GetDumbEntity();

	// 添加拖动对象
	BOOL Add(AcDbEntity* pEnt);
	BOOL Add(const AcDbObjectId& idEnt);

	// 取得所有拖动对象
	AcDbVoidPtrArray* GetAll();

	// 设置拖动点
	void SetDragPoint(const AcGePoint3d& pt, BOOL bMoveEnt = FALSE);
	void TransformBy(const AcGeMatrix3d& mat);
	// 取得拖动点
	AcGePoint3d GetDragPoint();
	// 取得拖动值
	double GetDragValue();

	// 设置移动标志，和移动时的提示
	void EnableMove(BOOL bEnable, LPCTSTR pszPrompt = NULL/*, const AcGePoint3d& pt = AcGePoint3d::kOrigin, BOOL bMoveEnt = FALSE*/);
	// 设置缩放标志，和缩放时的提示
	void EnableScale(BOOL bEnable, LPCTSTR pszPrompt = NULL, double dScale = 1.0);
	// 设置旋转标志，和旋转时的提示
	void EnableRotate(BOOL bEnable, LPCTSTR pszPrompt = NULL, double dAngle = 0.0);

	// 移除数据, 不处理
	BOOL Remove();
	// 移除数据, 处理, 是否调用erase(对在数据库中的)
	BOOL Release(BOOL bErase = FALSE);

	// 加入当前数据库
	BOOL append();
	BOOL append(AcDbObjectIdArray& aridEnts);

	// 开始拖动操作
	BOOL DoDrag();
public:

	double m_dInitAngle;
	double m_dLastVal;

protected:
	// overridden methods from AcEdJig class
	virtual AcDbEntity* entity() const;
	virtual DragStatus sampler();
	virtual Adesk::Boolean update();
	DragStatus drag();

	CKTEntityDumb m_DumbEntity;

	AcGeMatrix3d m_matTrans;
	AcGeMatrix3d m_matMoveTrans;
	AcGeMatrix3d m_matScaleTrans;
	AcGeMatrix3d m_matRotateTrans;
	AcGePoint3d m_ptDrag;
	double m_dInitScale;
	int m_iDragStep;

	BOOL m_bMove;
	BOOL m_bScale;
	BOOL m_bRotate;
	CString m_sMove;
	CString m_sScale;
	CString m_sRotate;

private:
	AcEdJig::DragStatus m_iStatus;
};

#endif // !defined(__KTENTITYDRAGMGR_H__)