mfcscroll1view.h

带滚动条的图像浏览器

// MfcScroll1View.h : interface of the CMfcScroll1View class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_MFCSCROLL1VIEW_H__5A4F8F7F_A8C5_41EC_AEEC_0C99C262FC5C__INCLUDED_)
#define AFX_MFCSCROLL1VIEW_H__5A4F8F7F_A8C5_41EC_AEEC_0C99C262FC5C__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "BmpFile.h"

class CMfcScroll1View : public CScrollView
{
private:
	void SetViewGround( CDC *pDC );
	void CopyBitMap();
	const CSize m_sizeEllipse;

	CPoint m_ptTopLeft;
	CSize m_sizeOffset;
	CSize m_sizeTotal;
	BOOL  m_bCaptured;
	CDC*     m_pMemDc;
	CBitmap* m_pBmp;
	CBmpFile* m_pGrdBmp;
	
	HBRUSH  m_hBrush;
	BOOL    m_bDispPixel;
protected: // create from serialization only
	CMfcScroll1View();
	DECLARE_DYNCREATE(CMfcScroll1View)

// Attributes
public:
	CMfcScroll1Doc* GetDocument();

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMfcScroll1View)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	protected:
	virtual void OnInitialUpdate(); // called first time after construct
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CMfcScroll1View();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CMfcScroll1View)
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnPaint();
	afx_msg void OnFileGrdimage();
	afx_msg void OnViewPixel();
	afx_msg void OnUpdateViewPixel(CCmdUI* pCmdUI);
	afx_msg void OnViewGray();
	afx_msg void OnUpdateViewGray(CCmdUI* pCmdUI);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in MfcScroll1View.cpp
inline CMfcScroll1Doc* CMfcScroll1View::GetDocument()
   { return (CMfcScroll1Doc*)m_pDocument; }
#endif

/////////////////////////////////////////////////////////////////////////////

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_MFCSCROLL1VIEW_H__5A4F8F7F_A8C5_41EC_AEEC_0C99C262FC5C__INCLUDED_)