selectevent.h

股票控件源代码

// SelectEvent.h: interface for the CSelectEvent class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_SELECTEVENT_H__7ECCBC55_535B_4529_9DBA_90A53DFECA95__INCLUDED_)
#define AFX_SELECTEVENT_H__7ECCBC55_535B_4529_9DBA_90A53DFECA95__INCLUDED_

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

#include "Event.h"
#include "Elements.h"
#include "ModifyCommand.h"
#include "LineSnap.h"
#include "RectRubber.h"
#include "ViewWnd.h"
//选择图元事件事件类
class CSelectEvent : public CEvent  
{
public:
	CSelectEvent(CViewWnd *pViewWnd):CEvent(pViewWnd)
	{
		if(pViewWnd->Snap())
			m_pSnap=new CLineSnap(this);
		m_bMove=FALSE;
		m_pCurSelElement=NULL;
		m_nEditPoint=-1;
		m_PickDot=NULL;
		m_bRectSel=FALSE;
		m_bSingleMove=TRUE;
	}
	virtual ~CSelectEvent();
public:
    
private:

	CElement  *m_pCurSelElement;
	BOOL m_bMove;
	int m_nEditPoint;
	void GetRectSelectedElements(CElements *pElements);
	CElement *PickElement(CPoint pt,BOOL &bExist);
	CElement *SelectSingleElement(CPoint pt,BOOL &bExist);//单选
	void ReSelectElement(CPoint pt);//多选
	void RectElement(const position& pos_lt,const position& pos_rb,CElements *pElements);//框选

	vector m_vector;
	transf m_transf;
	int m_nPtIndex;

    BOOL m_bRectSel;//操作状态,框选
	BOOL m_bSingleMove;//是否单选
    CDot *m_PickDot;
	position m_start_move_pos;
public:
	//单选
	virtual void OnSingleSelect(CPoint point,CElement *pElement);
	//多选
	virtual void OnGroupSelect(CElements *pElements);
	//鼠标移动事件
	virtual void OnMouseMove(UINT nFlags, CPoint point);
	//鼠标左键双击事件
	virtual void OnLButtonDblClk(UINT nFlags, CPoint point);
	//鼠标右键双击事件
	virtual void OnRButtonDblClk(UINT nFlags, CPoint point);
	//鼠标左键单击按下事件
	virtual void OnLButtonDown(UINT nFlags, CPoint point);
	//鼠标左键单击弹上事件
	virtual void OnLButtonUp(UINT nFlags, CPoint point);
	//鼠标右键单击按下事件
	virtual void OnRButtonDown(UINT nFlags, CPoint point);
	//鼠标右键单击弹上事件
	virtual void OnRButtonUp(UINT nFlags, CPoint point);
	//键盘按下事件
	virtual void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	//键盘弹上事件
	virtual void OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags);

};

#endif // !defined(AFX_SELECTEVENT_H__7ECCBC55_535B_4529_9DBA_90A53DFECA95__INCLUDED_)