// TwainDoc.cpp : implementation of the CTwainDoc class
//

#include "stdafx.h"
#include "Twain.h"

#include "TwainDoc.h"
#include "TwainView.h"

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

/////////////////////////////////////////////////////////////////////////////
// CTwainDoc

IMPLEMENT_DYNCREATE(CTwainDoc, CDocument)

BEGIN_MESSAGE_MAP(CTwainDoc, CDocument)
   //{{AFX_MSG_MAP(CTwainDoc)
      // NOTE - the ClassWizard will add and remove mapping macros here.
      //    DO NOT EDIT what you see in these blocks of generated code!
   //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CTwainDoc construction/destruction

static const WCHAR BASED_CODE _szLicString[] =
   L"LEADTOOLS OCX Copyright (c) 1991-2004 LEAD Technologies, Inc.";

CTwainDoc::CTwainDoc()
{
   CRect rcClient(0,0,1,1);
   BSTR  lpLic = SysAllocString(_szLicString);

   CTwainApp * pTheApp = (CTwainApp *)AfxGetApp();
   m_LEADCtrl.Create(NULL, 0, rcClient, pTheApp->m_pMainWnd, 0, NULL, FALSE, lpLic);
   m_LEADCtrl.ShowWindow(SW_HIDE);
   SysFreeString(lpLic);
}

CTwainDoc::~CTwainDoc()
{
}

BOOL CTwainDoc::OnNewDocument()
{
   if (!CDocument::OnNewDocument())
      return FALSE;

   CTwainApp * pTheApp = (CTwainApp *)AfxGetApp();
   if (pTheApp == NULL)
      return FALSE;

   m_LEADCtrl.SetBitmap(pTheApp->m_Lead.GetBitmap());
   pTheApp->m_Lead.SetBitmap(0);
   return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CTwainDoc serialization

void CTwainDoc::Serialize(CArchive& ar)
{
   if (ar.IsStoring())
   {
      // TODO: add storing code here
   }
   else
   {
      // TODO: add loading code here
   }
}

/////////////////////////////////////////////////////////////////////////////
// CTwainDoc diagnostics

#ifdef _DEBUG
void CTwainDoc::AssertValid() const
{
   CDocument::AssertValid();
}

void CTwainDoc::Dump(CDumpContext& dc) const
{
   CDocument::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CTwainDoc commands

BOOL CTwainDoc::OnOpenDocument(LPCTSTR lpszPathName) 
{
   if (!CDocument::OnOpenDocument(lpszPathName))
      return FALSE;

   CTwainApp* pTheApp = (CTwainApp*) AfxGetApp(); 
   if (!pTheApp)
      return FALSE;

   int nRet = m_LEADCtrl.GetFileInfo(lpszPathName, pTheApp->m_nPageNum, 0);
   if (nRet != 0)
      return FALSE;

   nRet = m_LEADCtrl.Load(lpszPathName,
                          m_LEADCtrl.GetInfoBits(),
                          pTheApp->m_nPageNum,
                          m_LEADCtrl.GetInfoTotalPages());

   return ((nRet == 0) ? TRUE : FALSE);
}

CView * CTwainDoc::GetView()
{
   POSITION pos = GetFirstViewPosition();
   return GetNextView(pos);
}