// IMGPF.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

extern void ExitMFCApp();
/////////////////////////////////////////////////////////////////////////////
// CIMGPFApp

BEGIN_MESSAGE_MAP(CIMGPFApp, CWinApp)
	//{{AFX_MSG_MAP(CIMGPFApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	//}}AFX_MSG_MAP
	// Standard file based document commands
	ON_COMMAND(ID_FILE_NEW, CWinApp::OnFileNew)
	ON_COMMAND(ID_FILE_OPEN, CWinApp::OnFileOpen)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIMGPFApp construction

CIMGPFApp::CIMGPFApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CIMGPFApp object

CIMGPFApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CIMGPFApp initialization

BOOL CIMGPFApp::InitInstance()
{
	AfxEnableControlContainer();

	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif
   CoInitialize(NULL);

	// Change the registry key under which our settings are stored.
	// TODO: You should modify this string to be something appropriate
	// such as the name of your company or organization.
	SetRegistryKey(_T("Local AppWizard-Generated Applications"));

	LoadStdProfileSettings();  // Load standard INI file options (including MRU)

	// Register the application's document templates.  Document templates
	//  serve as the connection between documents, frame windows and views.

	CSingleDocTemplate* pDocTemplate;
	pDocTemplate = new CSingleDocTemplate(
		IDR_MAINFRAME,
		RUNTIME_CLASS(CIMGPFDoc),
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window
		RUNTIME_CLASS(CIMGPFView));
	AddDocTemplate(pDocTemplate);

	// Parse command line for standard shell commands, DDE, file open
	CCommandLineInfo cmdInfo;
	ParseCommandLine(cmdInfo);
   

	// Dispatch commands specified on the command line
	if (!ProcessShellCommand(cmdInfo))
		return FALSE;

	// The one and only window has been initialized, so show and update it.
	
   m_pMainWnd->ShowWindow(SW_SHOW);
	m_pMainWnd->UpdateWindow();
   

   HRESULT hr;
   m_pRaster = NULL;
   hr = CreateRasterObjectLic(&m_pRaster);
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRaster->EnableMethodErrors = FALSE;

   m_pRasterKrnDlg = NULL;
   hr = CoCreateInstance(
      CLSID_LEADRasterDlgKrn, 
      NULL, 
      CLSCTX_ALL, 
      IID_ILEADRasterDlgKrn, 
      (void**)&m_pRasterKrnDlg 
      );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterKrnDlg->InitDlg(INIT_WITH_COLOR); 
   m_pRasterKrnDlg->EnableMethodErrors = FALSE;

   m_pRasterFileDlg=NULL;
   hr = CoCreateInstance(
      CLSID_LEADRasterDlgFile, 
      NULL, 
      CLSCTX_ALL, 
      IID_ILEADRasterDlgFile, 
      (void**)&m_pRasterFileDlg
      );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterFileDlg->EnableMethodErrors = FALSE;

   m_pRasterIO=NULL;
   hr = CoCreateInstance(
      CLSID_LEADRasterIO, 
      NULL, 
      CLSCTX_ALL, 
      IID_ILEADRasterIO, 
      (void**)&m_pRasterIO
      );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterIO->EnableMethodErrors = FALSE;

   m_pRasterProcess=NULL;
   hr = CoCreateInstance(
      CLSID_LEADRasterProcess, 
      NULL, 
      CLSCTX_ALL, 
      IID_ILEADRasterProcess, 
      (void**)&m_pRasterProcess
      );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterProcess->EnableMethodErrors = FALSE;

   m_pRasterImgDlg  = NULL;
   hr = CoCreateInstance(
      CLSID_LEADRasterDlgImg, 
      NULL, 
      CLSCTX_ALL, 
      IID_ILEADRasterDlgImg, 
      (void**)&m_pRasterImgDlg
      );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterImgDlg->EnableMethodErrors = FALSE;


   UNLOCKSUPPORT(*m_pRaster); // Unlock support for the LZW files and express capabilities

   m_pRasterProcSink = new CRasterProcSink;
   LPUNKNOWN pUnkSink = m_pRasterProcSink->GetIDispatch(FALSE);
   AfxConnectionAdvise(m_pRasterProcess, DIID__LEADRasterProcessEvents, pUnkSink, FALSE, &m_dwCookie); 

   // Load Default Image from this path
   OpenDocumentFile(TEXT("..\\Images\\image3.dic"));

	return TRUE;
}


HRESULT CIMGPFApp::CreateRasterObjectLic(ILEADRaster ** ppRaster)
{
   HRESULT hr;

   *ppRaster = NULL;
   IClassFactory2 *pCF2 = NULL;
   hr = CoGetClassObject(CLSID_LEADRaster, CLSCTX_ALL, NULL, IID_IClassFactory2, (void**)&pCF2); 
   if (!pCF2) 
      return hr;
   
   IUnknown *pOuter    = NULL;
   static const WCHAR BASED_CODE _szLicString[] =L"LEADTOOLS OCX Copyright (c) 1991-2004 LEAD Technologies, Inc.";   BSTR LicKey = SysAllocString(_szLicString);
   BSTR pszLic = SysAllocString(_szLicString);
   
   hr = pCF2->CreateInstanceLic(pOuter, NULL, IID_IUnknown, pszLic, (void**)ppRaster);
   pCF2->Release();
   SysFreeString(pszLic);
   return hr;
}



/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
		// No message handlers
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

// App command to run the dialog
void CIMGPFApp::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}



int CIMGPFApp::DisplayLEADError(int nCode)
{
   CString str;
   
   if((nCode == DLG_CANCEL || nCode == ERROR_USER_ABORT))   
      nCode = 0;   
   if(nCode)
   {
      str.Format(TEXT("A LEADTOOLS error has occured.\nCODE = %d"), nCode);
      m_pMainWnd->MessageBox(str);
   }
   return(nCode);
}


//Function to gracefully terminate
void ExitMFCApp()
{
    // Same as double-clicking on main window close box.
    ASSERT(AfxGetMainWnd() != NULL);
    AfxGetMainWnd()->SendMessage(WM_CLOSE);
}

/////////////////////////////////////////////////////////////////////////////
// CIMGPFApp message handlers



int CIMGPFApp::ExitInstance() 
{
   
   LPUNKNOWN pUnkSink = m_pRasterProcSink->GetIDispatch(FALSE);
   AfxConnectionUnadvise(m_pRasterProcess, DIID__LEADRasterProcessEvents,
                         pUnkSink, FALSE, m_dwCookie); 
   delete m_pRasterProcSink;

   if (m_pRaster != NULL)        m_pRaster->Release();
   if (m_pRasterIO != NULL)      m_pRasterIO->Release();   
   if (m_pRasterFileDlg != NULL) m_pRasterFileDlg->Release();
   if (m_pRasterImgDlg !=NULL)   m_pRasterImgDlg->Release();
   if (m_pRasterProcess != NULL) m_pRasterProcess->Release();
   if (m_pRasterKrnDlg!=NULL)
   {
      m_pRasterKrnDlg->FreeDlg();
      m_pRasterKrnDlg->Release();
   }	

   CoUninitialize();
	return CWinApp::ExitInstance();
}

void CIMGPFApp::OnFileOpen() 
{
   int nRet;

   m_pRasterFileDlg->PutFilter("");
   m_pRasterFileDlg->PutFileDlgFlags(0);
   m_pRasterFileDlg->PutFileName("");
   m_pRasterFileDlg->PutDialogTitle("Open File");
   m_pRasterFileDlg->PutBitmap(((CMainFrame*)m_pMainWnd)->m_pRaster->GetBitmap());
   m_pRasterFileDlg->PutUIFlags(OPEN_LOADBITMAP |
                                OPEN_SHOW_MULTIPAGE |
                                OPEN_SHOW_PREVIEW |                                
                                OPEN_SHOW_FILEINFO |                                
                                OPEN_SHOW_LOADCOMPRESSED |
                                OPEN_SHOW_LOADROTATED |
                                OPEN_SHOW_DELPAGE |
                                OPEN_VIEWTOTALPAGES
                               );
   nRet = m_pRasterFileDlg->ShowOpenDlg((long)m_pMainWnd->m_hWnd);

   if(nRet == 0 && m_pRasterFileDlg->GetDialogStatus() == DLG_OK)
   {
      m_iPage = (short)m_pRasterFileDlg->GetPageNumber();

      POSITION pos = GetFirstDocTemplatePosition();
      CDocTemplate* pDocTemplate = GetNextDocTemplate(pos); 
      pDocTemplate->OpenDocumentFile((LPCTSTR)m_pRasterFileDlg->GetFileName());
   }
		
}