/*[]=====================================================================[]*/
/*[]     LeadTools Run Time Library - Version 14                         []*/
/*[]                                                                     []*/
/*[]                                                                     []*/
/*[]     Copyright (c) 1991-2004 LEAD Technologies, Inc.                 []*/
/*[]     All Rights Reserved.                                            []*/
/*[]=====================================================================[]*/

#include "ImgPF.h"

static L_BOOL DYTHDlg_OnCommand    (HWND hWnd, L_INT nID,  HWND hWndCtl, L_UINT uCodeNotify);
static L_BOOL DYTHDlg_OnHScroll    (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos);
static L_BOOL DYTHDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID DYTHDlg_OnTimer      (HWND hWnd, L_INT nID);
static L_VOID L_ApplyFilter        (HWND hWnd);

L_BOOL CALLBACK DYTHDlgProc (HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,    DYTHDlg_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG, DYTHDlg_OnInitDialog);
      HANDLE_MSG (hWnd, WM_HSCROLL,    DYTHDlg_OnHScroll);
      HANDLE_MSG (hWnd, WM_TIMER,      DYTHDlg_OnTimer);

   case WM_USER_UPDATEVIEW:
      StatusProc.ProgressValue = 100;
      L_ApplyFilter (hWnd);
      break;
   }
   return FALSE; 
}

static L_BOOL DYTHDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPDYTHDLGDATA pDythDlgData;
   HWND          hWndParent;
   pCHILDDATA    pData;
   L_INT         nRangeMax[] = { 100, 255};
   L_INT         nRangeMin[] = { 1,     0};
   L_INT         nPosInit [] = { 9,    16};
   L_INT         nSlider;

   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);
   pDythDlgData = (LPDYTHDLGDATA)lParam;

   MoveDialogToMiddle(hWnd);
   SetWindowLong(hWnd,GWL_USERDATA,(LONG)pDythDlgData);
   ShowWindow(hWnd, SW_SHOW);

   StatusProc.bProgress     = TRUE;
   StatusProc.bInvalidate   = FALSE;
   StatusProc.bEnd          = FALSE;
   StatusProc.DlgWnd        = hWnd;
   StatusProc.ProgressValue = 100;
   StatusProc.ProgWnd       = GetDlgItem(hWnd, IDC_DYTH_PROG);

   Progress_SetRange(StatusProc.ProgWnd, 0, 100);
   Progress_SetPos(StatusProc.ProgWnd, 0);

   //MEMDISK...//
   MemorizeAndCopyBitmap (hWndParent, &pDythDlgData->LeadBitmap);

   pDythDlgData->nSlideNum   = 2;
   pDythDlgData->nSldBaseID  = IDC_DYTH_DIM_SLD;
   pDythDlgData->nEdtBaseID  = IDC_DYTH_DIM_EDT;
   pDythDlgData->uContrast   = nPosInit[1];
   pDythDlgData->uDim        = nPosInit[0];

   for (nSlider = 0; nSlider < pDythDlgData->nSlideNum; nSlider++)
   {
      Trackbar_SetRange(GetDlgItem(hWnd, pDythDlgData->nSldBaseID + nSlider), TRUE, nRangeMin[nSlider], nRangeMax[nSlider]);
      SetDlgItemInt(hWnd, pDythDlgData->nEdtBaseID + nSlider, nPosInit[nSlider], TRUE);
      SetNumericEditBox(GetDlgItem(hWnd, pDythDlgData->nEdtBaseID + nSlider), nRangeMin[nSlider], nRangeMax[nSlider], 1, 0, FALSE);
   }

   pData->uTimerID = SetTimer(hWnd, 1, 100, NULL);
   ShowWindow(hWnd, SW_SHOW);
   UpdateWindow(hWnd);
   L_ApplyFilter(hWnd);
   return ( TRUE );
}

static L_VOID DYTHDlg_OnTimer(HWND hWnd, L_INT nID)
{
   Dialog_Timer(nID);
}

static L_BOOL DYTHDlg_OnCommand (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   LPDYTHDLGDATA pDythDlgData;
   HWND          hWndParent; 
   L_INT         nValue; 
   pCHILDDATA    pData; 
   L_INT         nRangeMax[] = { 100, 255};
   L_INT         nRangeMin[] = { 1,   0};
   L_INT         nIndex; 

   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);
   pDythDlgData = (LPDYTHDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);

   if (nID >= pDythDlgData->nEdtBaseID && nID < pDythDlgData->nEdtBaseID + pDythDlgData->nSlideNum)
   {
      nIndex = nID - pDythDlgData->nEdtBaseID;
      if (uCodeNotify == EN_CHANGE)
      {
         nValue = GetDlgItemInt(hWnd, nID, NULL, TRUE);

         Trackbar_SetPos(GetDlgItem(hWnd, nID + pDythDlgData->nSlideNum), TRUE, nValue);

         switch (nIndex)
         {
         case 0:
            if (pDythDlgData->uDim == (L_UINT)nValue)
               return FALSE;
            pDythDlgData->uDim = nValue;
            break;
         case 1:
            if (pDythDlgData->uContrast == (L_UINT)nValue)
               return FALSE;
            pDythDlgData->uContrast = nValue;
            break;
         }
         L_ApplyFilter (hWnd);
      }
   }

   switch(nID)
   {
   case IDCANCEL:
      StatusProc.bProgress     = FALSE;
      StatusProc.bKillProgress = TRUE;
      StatusProc.ProgressValue = 100;
      EndDialog(hWnd, FALSE);
      break;

   case IDOK:
      ShowStatusWindow(FALSE);
      StatusProc.bStillWork  = TRUE;
      StatusProc.bInvalidate = TRUE;
      StatusProc.bEnd        = TRUE;
      EndDialog(hWnd, TRUE);
      break;
   }
   return TRUE;
}

static L_BOOL DYTHDlg_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos)
{
   LPDYTHDLGDATA pDythDlgData = (LPDYTHDLGDATA) GetWindowLong(hWnd,GWL_USERDATA);

   SetDlgItemInt(hWnd, GetDlgCtrlID(hWndCtl) - pDythDlgData->nSlideNum, Trackbar_GetPos(hWndCtl) , TRUE);
   return TRUE;
}

static L_VOID L_ApplyFilter (HWND hWnd)
{
   pCHILDDATA    pData; 
   L_INT         nRet = 0; 
   HWND          hWndParent; 
   LPDYTHDLGDATA pDythDlgData;
   
   if ( 100 != StatusProc.ProgressValue )
   {
      StatusProc.bKillProgress = TRUE ;
      return ;
   }

   pDythDlgData = (LPDYTHDLGDATA)GetWindowLong(hWnd,GWL_USERDATA);
   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA(hWndParent);

   FreeMemorizedBitmap (hWndParent); //MEMDISK//
   L_CopyBitmap(&pData->LeadBitmap, &pDythDlgData->LeadBitmap, sizeof(BITMAPHANDLE));

   nRet = L_DynamicBinaryBitmap(&pData->LeadBitmap,
                                 pDythDlgData->uDim,
                                 pDythDlgData->uContrast);

   if(nRet == SUCCESS)
   {
      InvalidateRect(hWndParent, NULL, FALSE);
      StatusProc.ProgressValue = 100;
      Progress_SetPos(StatusProc.ProgWnd , 0);
      if(StatusProc.bEnd)
      {
         StatusProc.bProgress = FALSE;
         StatusProc.bKillProgress = TRUE ;
      }
   }
}