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

#include "ImgPF.h"

static L_BOOL ResizeRgnDlg_OnCommand     (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify);
static L_BOOL ResizeRgnDlg_OnHScroll     (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos);
static L_BOOL ResizeRgnDlg_OnInitDialog  (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID ResizeRgnDlg_OnTimer       (HWND hWnd, L_INT nID);
static L_VOID L_ApplyFilter              (HWND hWnd);

L_BOOL CALLBACK RszRgnDlgProc (HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,     ResizeRgnDlg_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG,  ResizeRgnDlg_OnInitDialog);
      HANDLE_MSG (hWnd, WM_HSCROLL,     ResizeRgnDlg_OnHScroll);
      HANDLE_MSG (hWnd, WM_TIMER,       ResizeRgnDlg_OnTimer);

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

static L_BOOL ResizeRgnDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPRSZRGNDLGDATA pRszRgnDlgData;
   pCHILDDATA      pData;
   HWND            hWndParent;

   pRszRgnDlgData = (LPRSZRGNDLGDATA)lParam;
   hWndParent     = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData          = LOCKCHILDDATA(hWndParent);
   MoveDialogToMiddle(hWnd);

   SetWindowLong(hWnd, GWL_USERDATA, (long)pRszRgnDlgData);

   //MEMDISK...//
   MemorizeAndCopyBitmap (hWndParent, &pRszRgnDlgData->LeadBitmap);
   StatusProc.ProgressValue = 100;
   StatusProc.bProgress     = TRUE;
   StatusProc.bEnd          = FALSE;
   StatusProc.bInvalidate   = FALSE;
   StatusProc.ProgWnd       = GetDlgItem(hWnd, IDC_RRGN_PROG);
   StatusProc.DlgWnd        = hWnd;
   Progress_SetRange(StatusProc.ProgWnd, 0, 100);
   Progress_SetPos(StatusProc.ProgWnd, 0);

   ShowWindow(hWnd, SW_SHOW);
   pRszRgnDlgData->nSize = 0;

   SetDlgItemInt(hWnd, IDC_RRGN_SIZ_EDT, 0, FALSE);
   SetNumericEditBox(GetDlgItem(hWnd, IDC_RRGN_SIZ_EDT), -300, 300, 1, 0, FALSE);
   Trackbar_SetTheRange(GetDlgItem(hWnd, IDC_RRGN_SIZ_SLD), TRUE, -300, 300);
   pData->uTimerID = SetTimer(hWnd, 1, 100, NULL);
   return TRUE;
}

static L_BOOL ResizeRgnDlg_OnCommand (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   L_INT           nValue;
   LPRSZRGNDLGDATA pRszRgnDlgData;
   HWND            hWndParent;
   pCHILDDATA      pData;

   pRszRgnDlgData = (LPRSZRGNDLGDATA)GetWindowLong(hWnd, GWL_USERDATA);
   hWndParent     = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData          = LOCKCHILDDATA(hWndParent);

   switch(nID)
   {
   case IDC_RRGN_SIZ_EDT:
      if (uCodeNotify == EN_CHANGE)
      {
         nValue = GetDlgItemInt(hWnd, nID, NULL, TRUE);
         Trackbar_SetPos(GetDlgItem(hWnd, IDC_RRGN_SIZ_SLD), TRUE, nValue);

         if (pRszRgnDlgData->nSize == nValue)
            return TRUE;
         pRszRgnDlgData->nSize = nValue;
         L_ApplyFilter(hWnd);
      }
      break;

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

   case IDC_RRGN_FRM_CHK:
      pRszRgnDlgData->uFrame = Button_GetCheck(hWndCtl);
      L_ApplyFilter(hWnd);
      break;

   case IDCANCEL:
      StatusProc.bProgress     = FALSE;
      StatusProc.bKillProgress = TRUE ;
      StatusProc.ProgressValue = 100 ;
      EndDialog(hWnd, FALSE);
      break;
   }
   return TRUE;
}

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

static L_BOOL ResizeRgnDlg_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos)
{
   return SetDlgItemInt(hWnd, IDC_RRGN_SIZ_EDT, Trackbar_GetPos(hWndCtl), TRUE);
}

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

   if ( 100 != StatusProc.ProgressValue )
   {
      StatusProc.bKillProgress = TRUE ;
      return ;
   }
   KillTimer(hWnd, 1);
   pRszRgnDlgData = (LPRSZRGNDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   hWndParent     = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData          = LOCKCHILDDATA (hWndParent);

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

   nRet = L_ResizeBitmapRgn(&pData->LeadBitmap,
                             abs(pRszRgnDlgData->nSize),
                             (pRszRgnDlgData->nSize > 0) ? RGN_EXPAND : RGN_CONTRACT,
                             pRszRgnDlgData->uFrame);

   if(nRet == SUCCESS)
   {
      pData->uTimerID = SetTimer(hWnd, 1, 100, NULL);
      InvalidateRect(hWndParent, NULL, FALSE);
      StatusProc.ProgressValue = 100;
      Progress_SetPos(StatusProc.ProgWnd , 0);
      if(StatusProc.bEnd)
      {
         StatusProc.bProgress = FALSE;
         StatusProc.bKillProgress = TRUE ;
      }
   }
}