// ZoomPercent.cpp : implementation file
//

#include "stdafx.h"
#include "ocrutil.h"
#include "ZoomPercent.h"

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

/////////////////////////////////////////////////////////////////////////////
// CZoomPercent dialog


CZoomPercent::CZoomPercent(L_FLOAT fZoom, CWnd* pParent /*=NULL*/)
   : CDialog(CZoomPercent::IDD, pParent)
{
   //{{AFX_DATA_INIT(CZoomPercent)
   m_fZoomPercent = fZoom;
   //}}AFX_DATA_INIT
}

void CZoomPercent::DoDataExchange(CDataExchange* pDX)
{
   CDialog::DoDataExchange(pDX);
   //{{AFX_DATA_MAP(CZoomPercent)
   DDX_Control(pDX, IDOK, m_btnOK);
   DDX_Text(pDX, IDC_EDIT_ZOOM_PERCENT, m_fZoomPercent);
   DDV_MinMaxInt(pDX, (int)m_fZoomPercent, 10, 200);
   //}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CZoomPercent, CDialog)
   //{{AFX_MSG_MAP(CZoomPercent)
   ON_EN_CHANGE(IDC_EDIT_ZOOM_PERCENT, OnChangeEditZoomPercent)
   //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CZoomPercent message handlers

BOOL CZoomPercent::OnInitDialog() 
{
   CDialog::OnInitDialog();

   return TRUE;  // return TRUE unless you set the focus to a control
                 // EXCEPTION: OCX Property Pages should return FALSE
}

void CZoomPercent::OnOK()
{
   CDialog::OnOK();
}

void CZoomPercent::OnChangeEditZoomPercent() 
{
   CString csText;
   GetDlgItemText(IDC_EDIT_ZOOM_PERCENT, csText);

   L_BOOL bOK = (!csText.IsEmpty());
   if (bOK)
   {
      L_FLOAT fZoom = 1.0f;
#ifdef _UNICODE
      char * pszText=(char*)malloc(csText.GetLength());
      if(pszText)
      {
         wcstombs(pszText, csText, csText.GetLength());
         fZoom = (L_FLOAT)atof(pszText);
         free(pszText);
      }
#else
      fZoom = (L_FLOAT)atof(csText);
#endif /* _UNICODE */
      bOK = (fZoom <= MAX_ZOOM_VALUE && fZoom >= MIN_ZOOM_VALUE);
   }

   m_btnOK.EnableWindow(bOK);
}