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

#include "ImgPF.h"

static L_BOOL BCIDlg_OnCommand    (HWND hWnd, L_INT nID,  HWND hWndCtl, L_UINT uCodeNotify);
static L_BOOL BCIDlg_OnHScroll    (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos);
static L_BOOL BCIDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID BCIDlg_OnTimer      (HWND hWnd, L_INT nID);
static L_VOID L_ApplyFilter       (HWND hWnd);

L_BOOL CALLBACK BCIDlgProc (HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,    BCIDlg_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG, BCIDlg_OnInitDialog);
      HANDLE_MSG (hWnd, WM_HSCROLL,    BCIDlg_OnHScroll);
      HANDLE_MSG (hWnd, WM_TIMER,      BCIDlg_OnTimer);

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


static L_BOOL BCIDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPBCIDLGDATA pBciDlgData;
   HWND         hWndParent;
   pCHILDDATA   pData;
   L_INT        nRangeMax[] = { 1000,  1000,  1000};
   L_INT        nRangeMin[] = {-1000, -1000, -1000};
   L_INT        nPosInit [] = {  0  ,   0  ,    0 };
   L_INT        nSlider;

   hWndParent  = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData       = LOCKCHILDDATA (hWndParent);
   pBciDlgData = (LPBCIDLGDATA)lParam;
   MoveDialogToMiddle(hWnd);

   SetWindowLong(hWnd,GWL_USERDATA,(LONG)pBciDlgData);
   ShowWindow(hWnd, SW_SHOW);

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

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

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

   pBciDlgData->nSlideNum   = 3;
   pBciDlgData->nSldBaseID  = IDC_BCI_BRI_SLD;
   pBciDlgData->nEdtBaseID  = IDC_BCI_BRI_EDT;
   pBciDlgData->nBrightness = nPosInit[0];
   pBciDlgData->nContrast   = nPosInit[1];
   pBciDlgData->nIntensity  = nPosInit[2];

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

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

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

static L_BOOL BCIDlg_OnCommand (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   LPBCIDLGDATA pBciDlgData;
   HWND         hWndParent; 
   L_INT        nValue; 
   pCHILDDATA   pData; 
   L_INT        nRangeMax[] = { 1000,  1000,  1000}; 
   L_INT        nRangeMin[] = {-1000, -1000, -1000}; 
   L_INT        nIndex; 

   hWndParent  = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData       = LOCKCHILDDATA (hWndParent);
   pBciDlgData = (LPBCIDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);


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

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

         switch (nIndex)
         {
         case 0:
            if (pBciDlgData->nBrightness == nValue)
               return FALSE;
            pBciDlgData->nBrightness = nValue;
            break;
         case 1:
            if (pBciDlgData->nContrast == nValue)
               return FALSE;
            pBciDlgData->nContrast = nValue;
            break;
         case 2:
            if (pBciDlgData->nIntensity == nValue)
               return FALSE;
            pBciDlgData->nIntensity = 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 BCIDlg_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos)
{
   LPBCIDLGDATA pBciDlgData = (LPBCIDLGDATA) GetWindowLong(hWnd,GWL_USERDATA);

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

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

   pBciDlgData = (LPBCIDLGDATA)GetWindowLong(hWnd,GWL_USERDATA);
   hWndParent  = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData       = LOCKCHILDDATA(hWndParent);

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

   nRet = L_ContBrightIntBitmap(&pData->LeadBitmap, pBciDlgData->nBrightness, pBciDlgData->nContrast, pBciDlgData->nIntensity);

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