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

#include "stdafx.h"
#include "ZoomView.h"
#include "resource.h"
extern void ExitMFCApp();

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

/////////////////////////////////////////////////////////////////////////////
// CZoomViewApp

BEGIN_MESSAGE_MAP(CZoomViewApp, CWinApp)
	//{{AFX_MSG_MAP(CZoomViewApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	ON_COMMAND(ID_EDIT_PASTE, OnEditPaste)
	ON_UPDATE_COMMAND_UI(ID_EDIT_PASTE, OnUpdateEditPaste)
	ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
	ON_COMMAND(IDM_BITONALNORMAL, OnBitonalNormal)
	ON_UPDATE_COMMAND_UI(IDM_BITONALNORMAL, OnUpdateBitonalNormal)
	ON_COMMAND(IDM_FAVORBLACK, OnFavorBlack)
	ON_UPDATE_COMMAND_UI(IDM_FAVORBLACK, OnUpdateFavorBlack)
	ON_COMMAND(IDM_SCALETOGRAY, OnScaleToGray)
	ON_UPDATE_COMMAND_UI(IDM_SCALETOGRAY, OnUpdateScaleToGray)
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CZoomViewApp construction

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

/////////////////////////////////////////////////////////////////////////////
// The one and only CZoomViewApp object

CZoomViewApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CZoomViewApp initialization

BOOL CZoomViewApp::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.
   m_nBitonalScaling = BITONALSCALING_NORMAL;
#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif
   m_iPage = 1;
	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.

	CMultiDocTemplate* pDocTemplate;
	pDocTemplate = new CMultiDocTemplate(
		IDR_ZOOMVITYPE,
		RUNTIME_CLASS(CZoomViewDoc),
		RUNTIME_CLASS(CChildFrame), // custom MDI child frame
		RUNTIME_CLASS(CZoomViewView));
	AddDocTemplate(pDocTemplate);

	// create main MDI Frame window
	CMainFrame* pMainFrame = new CMainFrame;
	if (!pMainFrame->LoadFrame(IDR_MAINFRAME))
		return FALSE;
	m_pMainWnd = pMainFrame;

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

   //Do not create document at startup
   if ( CCommandLineInfo::FileNew == cmdInfo.m_nShellCommand )
   {
      cmdInfo.m_nShellCommand = CCommandLineInfo::FileNothing;
   }

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

   //Initialize variables and create COM objects
   HRESULT hr;

   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_pRasterAnn=NULL;
   hr = CoCreateInstance(
     CLSID_LEADRasterAnnotation, 
     NULL, 
     CLSCTX_ALL, 
     IID_ILEADRasterAnnotation, 
     (void**)&m_pRasterAnn
     );
   if (FAILED(hr)){DisplayLEADError(ERROR_INV_PARAMETER);ExitMFCApp(); return FALSE;}
   m_pRasterAnn->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;

   
   // The main window has been initialized, so show and update it.
	pMainFrame->ShowWindow(m_nCmdShow);
	pMainFrame->UpdateWindow();

	return TRUE;
}


/////////////////////////////////////////////////////////////////////////////
// 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)
	//}}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)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

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

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

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

HRESULT CZoomViewApp::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;
}

void CZoomViewApp::OnEditPaste() 
{
   OpenDocument(2);	
}

/////////////////////////////////////////////////////////////////////////////
// CZoomViewApp message handlers

void CZoomViewApp::OpenDocument(int nMode)
{
    m_nOpenMode = OPENMODE_PASTE;
    OnFileNew();
    m_nOpenMode = OPENMODE_FILE;
}

int CZoomViewApp::ExitInstance() 
{
   if (m_pRasterAnn != NULL) m_pRasterAnn->Release();
   if (m_pRasterIO != NULL) m_pRasterIO->Release();
   if (m_pRasterFileDlg != NULL) m_pRasterFileDlg->Release();
   if (m_pRasterKrnDlg!=NULL)
   {
     m_pRasterKrnDlg->FreeDlg();
     m_pRasterKrnDlg->Release();
   }

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

void CZoomViewApp::OnUpdateEditPaste(CCmdUI* pCmdUI) 
{
   //Create the licensed LTRaster COM object
   HRESULT hr;
   ILEADRaster* pRaster = NULL; 

   hr = CreateRasterObjectLic(&pRaster);
   if (FAILED(hr))
   {
      DisplayLEADError(ERROR_INV_PARAMETER);
      ExitMFCApp(); 
      return;
   }
   else
   {
        pCmdUI->Enable(pRaster->Paste(PASTE_ISREADY));
   }

   pRaster->Release();

}

void CZoomViewApp::OnFileOpen() 
{
   int nRet;
   m_pRasterFileDlg->PutFilter("");
   m_pRasterFileDlg->PutFileDlgFlags(0);
   m_pRasterFileDlg->PutFileName("");
   m_pRasterFileDlg->PutDialogTitle("Open File");
   m_pRasterFileDlg->PutUIFlags(  OPEN_LOADBITMAP |
                        OPEN_SHOW_MULTIPAGE |
                        OPEN_SHOW_PREVIEW |
                        OPEN_USEFILESTAMP |
                        OPEN_SHOW_FILEINFO |
                        OPEN_SHOW_LOADOPTIONS |
                        OPEN_SHOW_LOADCOMPRESSED |
                        OPEN_SHOW_LOADROTATED |
                        OPEN_SHOW_DELPAGE |
                        OPEN_SHOW_PDFOPTIONS |
                        OPEN_SHOW_RASTEROPTIONS |
                        OPEN_SHOW_VECTOROPTIONS |
                        OPEN_VIEWTOTALPAGES |
                        OPEN_ENABLESIZING
                         );
   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());
   }
}

void CZoomViewApp::OnBitonalNormal() 
{
   m_nBitonalScaling = BITONALSCALING_NORMAL;
   UpdateAllDocumentViews();
}

void CZoomViewApp::OnUpdateBitonalNormal(CCmdUI* pCmdUI) 
{
   pCmdUI->SetCheck(m_nBitonalScaling == BITONALSCALING_NORMAL);  
}

void CZoomViewApp::OnFavorBlack() 
{
   m_nBitonalScaling = BITONALSCALING_FAVORBLACK;
   UpdateAllDocumentViews();
}

void CZoomViewApp::OnUpdateFavorBlack(CCmdUI* pCmdUI) 
{
   pCmdUI->SetCheck(m_nBitonalScaling == BITONALSCALING_FAVORBLACK);  
}

void CZoomViewApp::OnScaleToGray() 
{
   m_nBitonalScaling = BITONALSCALING_SCALETOGRAY;
   UpdateAllDocumentViews();
}

void CZoomViewApp::OnUpdateScaleToGray(CCmdUI* pCmdUI) 
{
   pCmdUI->SetCheck(m_nBitonalScaling == BITONALSCALING_SCALETOGRAY);  
}

void CZoomViewApp::UpdateAllDocumentViews()
{
   POSITION pos = theApp.GetFirstDocTemplatePosition();
   
   while (pos != NULL)
   {
      CDocTemplate* pTemplate = theApp.GetNextDocTemplate(pos);
      POSITION posDoc = pTemplate->GetFirstDocPosition();
      while(posDoc != NULL)
      {
         CDocument* pDoc = pTemplate->GetNextDoc(posDoc);
         pDoc->UpdateAllViews(NULL, (LPARAM) 0); 
      }
   }
}