showbmp~.h

wince(eMbedded Visual C++ ) 图片浏览器的源代码。

#if !defined(AFX_SHOWBMP_H__0F3F1945_BD59_46E0_B7F6_A689B541D1C9__INCLUDED_)
#define AFX_SHOWBMP_H__0F3F1945_BD59_46E0_B7F6_A689B541D1C9__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// ShowBMP.h : header file
//

/////////////////////////////////////////////////////////////////////////////
// CShowBMP window

class CShowBMP : public CWnd
{
// Construction
public:
	CShowBMP();

// Attributes
public:

// Operations
public:

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CShowBMP)
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CShowBMP();

	// Generated message map functions
protected:

public:
	void RefreshShow(HBITMAP hbmp);
	void Init();
	BOOL LoadBMP(HBITMAP hbmp);  //加载BMP


private:
//	CButton tmpbtn;
	CButton m_hZoomin;
	CScrollBar	m_vbar;			//竖直滚动条
	CScrollBar	m_hbar;			//水平滚动条
	CDC m_dcMem;				//内存设备环境，用于绘制位图

//	HBITMAP m_hBmpOld;			// 保存旧的Bitmap对象句柄
//	HBITMAP m_hBmpNew;			// 保存新的Bitmap对象句柄

	CRect m_rectStaticClient;	//存储bmp显示控件的大小
	int m_offsetX, m_offsetY;	//显示位图的偏移量
	int m_sourceX, m_sourceY;	//显示位图时，源位图的开始点


	//{{AFX_MSG(CShowBMP)
	afx_msg void OnPaint();
	afx_msg void OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar);
	afx_msg void OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

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

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

#endif // !defined(AFX_SHOWBMP_H__0F3F1945_BD59_46E0_B7F6_A689B541D1C9__INCLUDED_)