demo.h

一套图像处理程序,支持三种图像文件格式,我调试过了,很好用

// demo.h : main header file for the DEMO application
//

#ifndef __AFXWIN_H__
	#error include 'stdafx.h' before including this file for PCH
#endif

#include "resource.h"       // main symbols

/////////////////////////////////////////////////////////////////////////////
// CDemoApp:
// See demo.cpp for the implementation of this class
//

class CDemoApp : public CWinApp
{
public:
	CDemoApp();

	// Attributes
	int m_nFilterIndex;
	CMultiDocTemplate *demoTemplate;

	// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CDemoApp)
	public:
	virtual BOOL InitInstance();
	//}}AFX_VIRTUAL

// Operations
	BOOL PromptForFileName(CString& fileName, UINT nIDSTitle, 
		DWORD dwFlags, BOOL bOpenFileDialog, int* pType=NULL);
	int GetIndexFromType(int nDocType, BOOL bOpenFileDialog);
	int GetTypeFromIndex(int nIndex, BOOL bOpenFileDialog);
	CString GetExtFromType(int nDocType);
	CString GetFileTypes(BOOL bOpenFileDialog);
	BOOL GetWritableType(int nDocType);

// Implementation

	//{{AFX_MSG(CDemoApp)
	afx_msg void OnAppAbout();
	afx_msg void OnFileOpen() ;
	afx_msg void OnImageFromBitmap();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

extern CDemoApp theApp;

struct DocType
{
public:
	int nID;
	BOOL bRead;
	BOOL bWrite;
	CString description;
	CString ext;
};

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