#include "ImgPF.h"

static L_BOOL HToneDlg_OnInitDialog      (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID HToneDlg_OnCommand         (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify);
static L_VOID HToneDlg_OnHScroll         (HWND hWnd, HWND hWndCtl, L_UINT uCode, L_INT nPos);
static L_VOID HToneDlg_OnTimer           (HWND hWnd, L_INT nID);
static L_VOID HToneDlg_OnPaint           (HWND hWnd);
static L_VOID L_ApplyFilter              (HWND hWnd);
static L_VOID GetHalfToneImages          (HWND hWnd);
static L_BOOL CALLBACK HToneEnum         (HWND hWnd, LPARAM lParam);
static L_VOID ChangePos                  (HWND hWnd, L_INT nID, L_BOOL uFlags, L_INT nDistance);
static L_INT L_FAR L_EXPORT BrowseBitmaps(pBITMAPHANDLE pBitmap, L_TCHAR L_FAR *pszFile, pFILEINFO pInfo, L_INT nStatusCode, L_INT nPercent, L_VOID L_FAR *pUserData);
L_INT  nBitmapNum;
#ifdef UNICODE
extern HFONT ghDlgFont;
#endif// UNICODE

L_BOOL CALLBACK HToneWndProc(HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG(hWnd, WM_INITDIALOG, HToneDlg_OnInitDialog);
      HANDLE_MSG(hWnd, WM_COMMAND,    HToneDlg_OnCommand);
      HANDLE_MSG(hWnd, WM_HSCROLL,    HToneDlg_OnHScroll);
      HANDLE_MSG(hWnd, WM_TIMER,      HToneDlg_OnTimer);
      HANDLE_MSG(hWnd, WM_PAINT,      HToneDlg_OnPaint);

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

static L_VOID GetHalfToneImages(HWND hWnd)
{
   EnumChildWindows (hWndClient, HToneEnum, (LONG)hWnd);
   ListBox_SetCurSel(GetDlgItem(hWnd, IDC_HTONE_ALL_LST), 0);
}

static L_BOOL CALLBACK HToneEnum(HWND hWnd, LPARAM lParam)
{
   pCHILDDATA  pData;
   HWND        hDlg;
   L_TCHAR     StripName[255];
   L_INT       nCount;

   hDlg  = (HWND)lParam;
   pData = (pCHILDDATA) GetWindowLong(hWnd, GWL_USERDATA);
   if (!pData)
      return FALSE;

   memset(StripName, 0, sizeof(StripName));
   Strip(StripName, pData->pszTitle);
   nCount = ListBox_GetCount(GetDlgItem(hDlg, IDC_HTONE_ALL_LST));
   ListBox_AddString(GetDlgItem(hDlg, IDC_HTONE_ALL_LST), StripName);
   ListBox_SetItemData(GetDlgItem(hDlg, IDC_HTONE_ALL_LST), nCount, (LONG)pData);
   return TRUE;
}

static L_BOOL HToneDlg_OnInitDialog(HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPHTONEDLGDATA pHToneDlgData;
   pCHILDDATA     pData;
   HWND           hWndParent;
   L_INT          nSlider;
   L_INT          nRangeMax[] = {30, 360};
   L_INT          nRangeMin[] = {2, -360};
   L_INT          nPosInit [] = {2,    0};
   RECT           rcRgn;
   RECT           rcButton;

   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData         = LOCKCHILDDATA(hWndParent);
   pHToneDlgData = (LPHTONEDLGDATA)lParam;
   hGlobalWnd    = hWnd;
   MoveDialogToMiddle(hWnd);

   SetWindowLong(hWnd, GWL_USERDATA, (long)pHToneDlgData);  
   //MEMDISK...//
   MemorizeAndCopyBitmap (hWndParent, &pHToneDlgData->LeadBitmap);

   GetHalfToneImages(hWnd);
   GetWindowRect(GetDlgItem(hWnd, IDC_HTONE_INV_TXT), &rcRgn);
   GetWindowRect(GetDlgItem(hWnd, IDOK),              &rcButton);

   ComboBox_AddString(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), TEXT("None"));
   ComboBox_AddString(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), TEXT("Use multiple bitmaps"));
   ComboBox_AddString(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), TEXT("Specify Directory as a source"));
   ComboBox_SetCurSel(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), 0);
   ListBox_SetCurSel (GetDlgItem(hWnd, IDC_HTONE_INC_LST), 0);
   ListBox_SetCurSel (GetDlgItem(hWnd, IDC_HTONE_ALL_LST), 0);

   EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DEL_BTN), FALSE);
   EnableWindow(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), FALSE);

   pHToneDlgData->nDistance = rcButton.top - rcRgn.bottom;
   
   GetWindowRect(GetDlgItem(hWnd, IDC_HTONE_ADD_BTN), &rcButton);

   pHToneDlgData->nDistance2 = rcButton.bottom - rcRgn.bottom;

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

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

   pHToneDlgData->nSldBaseID  = IDC_HTONE_DIM_SLD;
   pHToneDlgData->nEdtBaseID  = IDC_HTONE_DIM_EDT;
   pHToneDlgData->nRdoBaseID  = IDC_HTONE_PRINT_RAD;
   pHToneDlgData->bAllList    = TRUE;
   pHToneDlgData->nSlideNum   = 2;
   pHToneDlgData->uDim        = nPosInit[0];
   pHToneDlgData->nComboIndex = 1;
   pHToneDlgData->nAngle      = nPosInit[1];
   pHToneDlgData->uFlag       = 0;

   EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DIM_SLD), FALSE);
   EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DIM_EDT), FALSE);
   SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT,  pHToneDlgData->uDim * pHToneDlgData->uDim + 1, FALSE);
   SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT1, pHToneDlgData->uDim * pHToneDlgData->uDim + 1, FALSE);

   CreateAngleControl(GetDlgItem(hWnd, IDC_HTONE_ANGL_SLD), IDC_HTONE_ANGL_EDT, FROM_0_TO_360, 1, APPLY_ON_MOVE);
   for (nSlider = 0; nSlider < pHToneDlgData->nSlideNum; nSlider++)
   {
      if (!nSlider)
         Trackbar_SetTheRange(GetDlgItem(hWnd, pHToneDlgData->nSldBaseID + nSlider), TRUE, nRangeMin[nSlider], nRangeMax[nSlider]);   
      SetDlgItemInt(hWnd, pHToneDlgData->nEdtBaseID + nSlider, nPosInit[nSlider], TRUE);      
      SetNumericEditBox(GetDlgItem(hWnd, pHToneDlgData->nEdtBaseID + nSlider), nRangeMin[nSlider], nRangeMax[nSlider], 1, 0, FALSE);
   }

   Button_SetCheck(GetDlgItem(hWnd, IDC_HTONE_PRINT_RAD), TRUE);
   L_CreateBitmapList(&pHToneDlgData->hListDirectory);
   L_CreateBitmapList(&pHToneDlgData->hListMultiple);

   HToneDlg_OnCommand(hWnd, IDC_HTONE_SRC_COM, GetDlgItem(hWnd, IDC_HTONE_SRC_COM), 0);

   ShowWindow(hWnd, SW_SHOW);
   UpdateWindow(hWnd);

   InvalidateRect(GetDlgItem(hWnd, IDC_HTONE_ANGL_SLD), NULL, FALSE);
   #ifdef UNICODE
   SetControlFont ( hWnd, ghDlgFont ) ;
   #endif// UNICODE

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

static L_VOID HToneDlg_OnPaint (HWND hWnd)
{
   HDC            hDC;
   PAINTSTRUCT    ps;
   LPHTONEDLGDATA pHToneDlgData;
   pCHILDDATA     pListData, pData;
   HWND           hWndCtl;
   HPALETTE       hPalette, hSavedPalette;
   RECT           rcRect;
   HWND           hWndParent;
   RECT           rcImage;
   
   pHToneDlgData = (LPHTONEDLGDATA)GetWindowLong(hWnd, GWL_USERDATA);
   hWndCtl       = GetDlgItem(hWnd, pHToneDlgData->bAllList || !ListBox_GetCount(GetDlgItem(hWnd, IDC_HTONE_INC_LST)) ? IDC_HTONE_ALL_LST : IDC_HTONE_INC_LST);
   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData         = LOCKCHILDDATA(hWndParent);
   pListData     = (pCHILDDATA)ListBox_GetItemData(hWndCtl, ListBox_GetCurSel(hWndCtl));
   hDC           = BeginPaint(GetDlgItem(hWnd, IDC_HTONE_SEL_TXT), &ps);
   hPalette      = L_CreatePaintPalette(hDC, (pData == pListData) ? &pHToneDlgData->LeadBitmap : &pListData->LeadBitmap);
   hSavedPalette = SelectPalette(hDC, hPalette, FALSE);
   
   RealizePalette(hDC);
   GetClientRect(GetDlgItem(hWnd, IDC_HTONE_SEL_TXT), &rcImage);
   FillRect(hDC, &rcImage, (HBRUSH) COLOR_WINDOW);
   FitImageToWindow(rcImage, &pListData->LeadBitmap, &rcRect);
   L_PaintDC(hDC, (pData == pListData) ? &pHToneDlgData->LeadBitmap : &pListData->LeadBitmap, NULL, NULL, &rcRect, NULL, SRCCOPY);
   SelectPalette(hDC, hSavedPalette, FALSE);
   DeletePalette(hPalette);
   EndPaint(GetDlgItem(hWnd, IDC_HTONE_SEL_TXT), &ps);
   UNLOCKCHILDDATA(hWndParent);
}

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

L_VOID ChangePos(HWND hWnd, L_INT nID, L_BOOL uFlags, L_INT nDistance)
{
   HWND  hWndCtl;
   RECT  rcRect;
   POINT TmpPoint;

   hWndCtl = GetDlgItem(hWnd, nID);
   GetWindowRect(hWndCtl, &rcRect);
   TmpPoint.x = rcRect.left;
   TmpPoint.y = rcRect.top;
   ScreenToClient(hWnd, &TmpPoint);
   MoveWindow(hWndCtl, TmpPoint.x,  uFlags ? TmpPoint.y + nDistance : TmpPoint.y - nDistance, RECTWIDTH(&rcRect), RECTHEIGHT(&rcRect), TRUE);
}

static L_VOID Positioning(HWND hWnd)
{
   LPHTONEDLGDATA pHToneDlgData = (LPHTONEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA); 
   RECT           rcRect;
   L_INT          nResult;
   L_INT          nDistance[3] = {0, pHToneDlgData->nDistance, pHToneDlgData->nDistance2};

   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_ALL_LST),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_INC_LST),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_ADD_BTN),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_DEL_BTN),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_LST_FRM),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_SEL_TXT),    (pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_VLDLBL_TXT1),(pHToneDlgData->nComboIndex == 1));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_VALID_TXT1), (pHToneDlgData->nComboIndex == 1));

   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_DIR_EDT),    (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_DIR_FRM),    (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_DIR_BTN),    (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_COUNT_TXT),  (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_CNTLBL_TXT), (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_VLDLBL_TXT), (pHToneDlgData->nComboIndex == 2));
   ShowWindow(GetDlgItem(hWnd, IDC_HTONE_VALID_TXT),  (pHToneDlgData->nComboIndex == 2));

   nResult = nDistance[pHToneDlgData->nComboIndex] - nDistance[pHToneDlgData->nPreIndex];
   
   ChangePos(hWnd, IDOK,           TRUE, nResult);
   ChangePos(hWnd, IDCANCEL,       TRUE, nResult);
   ChangePos(hWnd, IDC_HTONE_PROG, TRUE, nResult);

   GetWindowRect(hWnd, &rcRect);
   MoveWindow(hWnd, rcRect.left,  rcRect.top , RECTWIDTH(&rcRect), RECTHEIGHT(&rcRect) + nResult, TRUE);
}

static L_VOID HToneDlg_OnCommand(HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   LPHTONEDLGDATA pHToneDlgData;
   L_INT          nValue;
   pCHILDDATA     pData, pListData;
   HWND           hWndParent;
   L_INT          nRangeMax[] = {255, 360};
   L_INT          nRangeMin[] = {2,   -360};
   L_INT          nIndex;
   L_TCHAR         szStripName[255];
   HWND           hWndAll, hWndInc;
   L_UINT         uOldFlag;

   pHToneDlgData = (LPHTONEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData         = LOCKCHILDDATA (hWndParent);
   hWndAll       = GetDlgItem(hWnd, IDC_HTONE_ALL_LST);
   hWndInc       = GetDlgItem(hWnd, IDC_HTONE_INC_LST);

   switch (nID)
   {
   case IDC_HTONE_ANGL_EDT:
      nValue = GetDlgItemInt(hWnd, nID, NULL, TRUE);
      if ((uCodeNotify == EN_CHANGE) && nValue != pHToneDlgData->nAngle)
      {
         pHToneDlgData->nAngle = nValue;
         DrawAngleControl(GetDlgItem(hWnd, IDC_HTONE_ANGL_SLD), nValue);
         L_ApplyFilter(hWnd);
      }
      break;

   case IDCANCEL:
      pHToneDlgData->uListCount = ListBox_GetCount(GetDlgItem(hWnd, IDC_HTONE_INC_LST));
      StatusProc.bProgress = FALSE;
      StatusProc.bKillProgress = TRUE ;
      StatusProc.ProgressValue = 100 ;
      EndDialog(hWnd, FALSE);
      break;

   case IDOK:
      pHToneDlgData->uListCount = ListBox_GetCount(GetDlgItem(hWnd, IDC_HTONE_INC_LST));
      ShowStatusWindow(FALSE);
      StatusProc.bStillWork  = TRUE;
      StatusProc.bInvalidate = TRUE;
      StatusProc.bEnd = TRUE;
      EndDialog(hWnd, TRUE);
      break;

   case IDC_HTONE_SRC_COM:
      if (ComboBox_GetCurSel(hWndCtl) != pHToneDlgData->nComboIndex)
      {
         pHToneDlgData->nPreIndex   = pHToneDlgData->nComboIndex;
         if ((ComboBox_GetCurSel(hWndCtl) == 0) && (pHToneDlgData->uFlag == 7)) 
            ComboBox_SetCurSel(hWndCtl, 1);
         pHToneDlgData->nComboIndex = ComboBox_GetCurSel(hWndCtl); 

         Positioning(hWnd);
         if (((pHToneDlgData->nPreIndex == 1 || pHToneDlgData->nPreIndex == 2)) && ((pHToneDlgData->nComboIndex == 1 || pHToneDlgData->nComboIndex == 2)))
         {
            InvalidateRect(hWndCtl, NULL, FALSE);
            L_ApplyFilter (hWnd);
         }
      }
      break;

   case IDC_HTONE_ADD_BTN:
      nIndex    = ListBox_GetCurSel(hWndAll);
      pListData = (pCHILDDATA)ListBox_GetItemData(hWndAll, nIndex);
      L_InsertBitmapListItem(pHToneDlgData->hListMultiple, 
                             ListBox_GetCount(hWndInc),
                             (pData == pListData) ? &pHToneDlgData->LeadBitmap : &pListData->LeadBitmap);

      memset(szStripName, 0, sizeof(szStripName));
      Strip(szStripName, pListData->pszTitle);
      ListBox_AddString(hWndInc, szStripName);
      ListBox_SetItemData(hWndInc, ListBox_GetCount(hWndInc) - 1, pListData);
      ListBox_DeleteString(hWndAll, nIndex);
      ListBox_SetCurSel(hWndAll, max(0, nIndex - 1));
      ListBox_SetCurSel(hWndInc, ListBox_GetCount(hWndInc) - 1);
      if (ListBox_GetCount(hWndAll) == 0)
      {
         EnableWindow(hWndCtl, FALSE);
         pHToneDlgData->bAllList = FALSE;
      }
      InvalidateRect(hWnd, NULL, FALSE);

      EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DEL_BTN), TRUE);
      L_ApplyFilter (hWnd);
      break;

   case IDC_HTONE_DEL_BTN:
      nIndex    = ListBox_GetCurSel(hWndInc);
      pListData = (pCHILDDATA)ListBox_GetItemData(hWndInc, nIndex);

      L_RemoveBitmapListItem(pHToneDlgData->hListMultiple, nIndex, NULL);
      
      memset(szStripName, 0, sizeof(szStripName));
      Strip(szStripName, pListData->pszTitle);
      ListBox_DeleteString(hWndInc, nIndex);
      ListBox_AddString(hWndAll, szStripName);
      
      ListBox_SetItemData(hWndAll, ListBox_GetCount(hWndAll) - 1, pListData);
      ListBox_SetCurSel(hWndInc, max(0, nIndex - 1));
      ListBox_SetCurSel(hWndAll, ListBox_GetCount(hWndAll) - 1);
      if (ListBox_GetCount(hWndInc) == 0)
      {
         EnableWindow(hWndCtl, FALSE);
         pHToneDlgData->bAllList = TRUE;
      }
      InvalidateRect(hWnd, NULL, FALSE);
      EnableWindow(GetDlgItem(hWnd, IDC_HTONE_ADD_BTN), TRUE);
      L_ApplyFilter (hWnd);
      break;

   case IDC_HTONE_ALL_LST:
   case IDC_HTONE_INC_LST:
      if (!ListBox_GetCount(hWndCtl))
         break;
      pHToneDlgData->bAllList = IDC_HTONE_ALL_LST - nID + 1;
      InvalidateRect(hWnd, NULL, FALSE);
      break;

   case IDC_HTONE_DIR_BTN:
      {
         GETDIRECTORYDLGPARAMS DirectoryDlgParams ;
         L_TCHAR              szTitle [ 50 ] = TEXT("Browse For Folder:") ;
         THUMBOPTIONS         ThumbOption;
         L_INT       nRet;

         nBitmapNum = 0;

         ZeroMemory (&DirectoryDlgParams, sizeof(GETDIRECTORYDLGPARAMS));
         DirectoryDlgParams.uStructSize  = sizeof (GETDIRECTORYDLGPARAMS);

         DirectoryDlgParams.pszDirectory = malloc ( L_MAXPATH * 2 ) ;
         DirectoryDlgParams.pszTitle     = TEXT("Select Border Images Folder") ;
         DirectoryDlgParams.nBuffSize    = L_MAXPATH ;
         DirectoryDlgParams.pszFilter    = NULL ;
         DirectoryDlgParams.nFilterIndex = 1 ;
         
         nRet = L_DlgGetDirectory ( hWnd, &DirectoryDlgParams ) ;

            // Get the Border directory
         if ( nRet == SUCCESS_DLG_OK )
         {
            ThumbOption.nWidth          = 115;
            ThumbOption.nHeight         = 115;
            ThumbOption.bResample       = TRUE;
            ThumbOption.bMaintainAspect = TRUE;
            ThumbOption.bLoadStamp      = FALSE;
            ThumbOption.nBits           = 24;
            ThumbOption.crBackColor     = RGB(0,0,0);
            ThumbOption.uCRFlags        = 0;
            ThumbOption.uStructSize = sizeof(THUMBOPTIONS);


            SetDlgItemText(hWnd, IDC_HTONE_DIR_EDT, DirectoryDlgParams.pszDirectory);
            L_GetBitmapListCount(pHToneDlgData->hListDirectory, &nIndex);
            L_DeleteBitmapListItems(pHToneDlgData->hListDirectory, 0, nIndex);
            EnableWindow(GetDlgItem(hGlobalWnd, IDOK), FALSE);

            L_BrowseDir(DirectoryDlgParams.pszDirectory,
                        TEXT("*.*"),
                        &ThumbOption,
                        0,
                        TRUE,
                        FALSE,
                        0,
                        4000*1024, 
                        (BROWSEDIRCALLBACK)BrowseBitmaps,
                        &pHToneDlgData->hListDirectory);

            L_ApplyFilter (hWnd);
         }
      }
      break;

   case IDC_HTONE_PRINT_RAD:
   case IDC_HTONE_VIEW_RAD:
   case IDC_HTONE_RECT_RAD:
   case IDC_HTONE_CIRC_RAD:
   case IDC_HTONE_ELPS_RAD:
   case IDC_HTONE_RAND_RAD:
   case IDC_HTONE_LINR_RAD:
   case IDC_HTONE_USDF_RAD:
      if (pHToneDlgData->uFlag != (L_UINT)(nID - IDC_HTONE_PRINT_RAD))
      {
         uOldFlag = pHToneDlgData->uFlag;
         pHToneDlgData->uFlag = nID - IDC_HTONE_PRINT_RAD;

         EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DIM_EDT), (pHToneDlgData->uFlag > 1));
         EnableWindow(GetDlgItem(hWnd, IDC_HTONE_DIM_SLD), (pHToneDlgData->uFlag > 1));

         EnableWindow(GetDlgItem(hWnd, IDC_HTONE_ANGL_EDT), !(nID == IDC_HTONE_RECT_RAD || nID == IDC_HTONE_CIRC_RAD || nID == IDC_HTONE_RAND_RAD || nID == IDC_HTONE_USDF_RAD));
         EnableWindow(GetDlgItem(hWnd, IDC_HTONE_ANGL_SLD), !(nID == IDC_HTONE_RECT_RAD || nID == IDC_HTONE_CIRC_RAD || nID == IDC_HTONE_RAND_RAD || nID == IDC_HTONE_USDF_RAD));

         EnableWindow(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), (pHToneDlgData->uFlag == 7));
         ComboBox_SetCurSel(GetDlgItem(hWnd, IDC_HTONE_SRC_COM), (pHToneDlgData->uFlag == 7) ? 1 : 0);
         pHToneDlgData->uDim = 2;
         SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT1, 5, FALSE);
         SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT, 5, FALSE);
         SetDlgItemInt(hWnd, IDC_HTONE_DIM_EDT, 2, FALSE);
         Trackbar_SetTheRange(GetDlgItem(hWnd, IDC_HTONE_DIM_SLD), TRUE, 2, (pHToneDlgData->uFlag != 7) ? 30 : 10);
         EditNumericEditBox(GetDlgItem(hWnd, IDC_HTONE_DIM_EDT), 2, (pHToneDlgData->uFlag != 7) ? 30 : 10, 1, 0, FALSE, EDT_MODFY_MIN | EDT_MODFY_MAX);
         HToneDlg_OnCommand(hWnd, IDC_HTONE_SRC_COM, GetDlgItem(hWnd, IDC_HTONE_SRC_COM), 0);
         L_ApplyFilter(hWnd);
         InvalidateRect(hWndParent, NULL, FALSE);
      }
      break;
   }

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

         if (nValue < nRangeMin[nIndex])
         {
            nValue = nRangeMin[nIndex];
            SetDlgItemInt(hWnd, nID, nRangeMin[nIndex], TRUE);
            return;
         }
         if (nValue > nRangeMax[nIndex]) 
         {
            nValue = nRangeMax[nIndex];
            SetDlgItemInt(hWnd, nID, nRangeMax[nIndex], TRUE);
            return;
         }
         
         switch(nIndex)
         {
         case 0:
            if ((L_INT)pHToneDlgData->uDim == nValue)
               return;
            pHToneDlgData->uDim = nValue;
            SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT,  pHToneDlgData->uDim * pHToneDlgData->uDim + 1, FALSE);
            SetDlgItemInt(hWnd, IDC_HTONE_VALID_TXT1, pHToneDlgData->uDim * pHToneDlgData->uDim + 1, FALSE);
            break;
         case 1:
            if (pHToneDlgData->nAngle == nValue)
               return;
            pHToneDlgData->nAngle = nValue;
            break;
         }
         L_ApplyFilter (hWnd);
      }
   }
}

static L_VOID HToneDlg_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT uCode, L_INT nPos)
{
   LPHTONEDLGDATA pHToneDlgData = (LPHTONEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   SetDlgItemInt(hWnd, GetDlgCtrlID(hWndCtl) - pHToneDlgData->nSlideNum , Trackbar_GetPos(hWndCtl), TRUE);
}


static L_VOID L_ApplyFilter (HWND hWnd)
{
   pCHILDDATA     pData;
   L_INT          nRet = 0;
   HWND           hWndParent;
   LPHTONEDLGDATA pHToneDlgData;

   if ( 100 != StatusProc.ProgressValue )
   {
      StatusProc.bKillProgress = TRUE ;
      return ;
   }

   pHToneDlgData = (LPHTONEDLGDATA) GetWindowLong(hWnd,GWL_USERDATA);
   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData         = LOCKCHILDDATA (hWndParent);

   FreeMemorizedBitmap (hWndParent);
   L_CopyBitmap(&pData->LeadBitmap, &pHToneDlgData->LeadBitmap, sizeof(BITMAPHANDLE));

   if (pHToneDlgData->nComboIndex)
   {
      L_INT nCount;
      if (pHToneDlgData->nComboIndex == 1)
         L_GetBitmapListCount(pHToneDlgData->hListMultiple, &nCount);
      else
         L_GetBitmapListCount(pHToneDlgData->hListDirectory, &nCount);

      if (nCount < (L_INT)(pHToneDlgData->uDim * pHToneDlgData->uDim + 1))
         nRet = SUCCESS;
   }

   if (!nRet)
      nRet = L_HalfToneBitmap(&pData->LeadBitmap,
                               pHToneDlgData->uFlag,
                               pHToneDlgData->nAngle * 100,
                               pHToneDlgData->uDim,
                               pHToneDlgData->nComboIndex == 1 ? pHToneDlgData->hListMultiple : pHToneDlgData->hListDirectory);

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

static L_INT L_FAR L_EXPORT BrowseBitmaps(pBITMAPHANDLE pBitmap, L_TCHAR L_FAR *pszFile, pFILEINFO pInfo, L_INT nStatusCode, L_INT nPercent, L_VOID L_FAR *pUserData)
{
   BITMAPHANDLE TmpBitmap;
   L_INT        nRet;
   if ( nStatusCode == SUCCESS_RETRY)
   {
      pHBITMAPLIST  phList;
      
      phList = (pHBITMAPLIST) pUserData ;

      nRet = L_LoadBitmap(pszFile,
                         &TmpBitmap,
                         sizeof(BITMAPHANDLE),
                         ORDER_BGRORGRAY,
                         0,
                         0,
                         NULL);

      nRet = L_InsertBitmapListItem(*phList, nBitmapNum, &TmpBitmap);

      nBitmapNum++;
      if (nBitmapNum == (L_INT)GetDlgItemInt(hGlobalWnd, IDC_HTONE_VALID_TXT, NULL, FALSE))
         EnableWindow(GetDlgItem(hGlobalWnd, IDOK), TRUE);
      SetDlgItemInt(hGlobalWnd, IDC_HTONE_COUNT_TXT, nBitmapNum, FALSE);

   }
   return SUCCESS;
}