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

#include "ImgPF.h"

static L_BOOL MZomDialog_OnCommand    (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify);
static L_BOOL MZomDialog_OnHScroll    (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos);
static L_BOOL MZomDialog_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID MZomDialog_OnTimer      (HWND hWnd, L_INT nID);
static L_VOID L_ApplyFilter           (HWND hWnd);


L_BOOL CALLBACK MZomMotnDlgProc(HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,    MZomDialog_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG, MZomDialog_OnInitDialog);
      HANDLE_MSG (hWnd, WM_HSCROLL,    MZomDialog_OnHScroll);
      HANDLE_MSG (hWnd, WM_TIMER,      MZomDialog_OnTimer);

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


static LRESULT CALLBACK Mouse(L_INT nCode, WPARAM wParam, LPARAM lParam) 
{
   LPMZOMDLGDATA     pMZomDlgData;
   LPMOUSEHOOKSTRUCT pMouseHook;
   HWND              hWndParent;
   pCHILDDATA        pData;
   RECT              rcRect;
   POINT             TmpPoint;
   DWORD             dwStyle;   

   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);
   pMZomDlgData = (LPMZOMDLGDATA)GetWindowLong(hGlobalWnd, GWL_USERDATA);
   pMouseHook   = (LPMOUSEHOOKSTRUCT)lParam;

   GetWindowRect(hGlobalWnd, &rcRect);
   if (PtInRect(&rcRect, pMouseHook->pt))
      return 0;

   switch(LOWORD(wParam))
   {
   case WM_NCMOUSEMOVE:
      TmpPoint = pMouseHook->pt;
      if (PtInRect(&rcRect, TmpPoint))
         break;
      if (pMZomDlgData->bPushed) 
      {
         PostMessage (hWndParent, WM_USER_CHANGECURSOR, 0, (LONG)IDC_CROSS);
      }
      else
      {
         dwStyle  = GetWindowLong (hWndParent, GWL_STYLE);
         if ((WS_VSCROLL & dwStyle) || (WS_HSCROLL & dwStyle))
            PostMessage(hWndParent, WM_USER_CHANGECURSOR, (WPARAM)hInst, (LONG)MAKEINTRESOURCE(IDC_CURS11));
         ScreenToClient(hWndParent, &pMouseHook->pt);
         GetClientRect(hGlobalWnd, &rcRect);
         if (!PtInRect(&rcRect, pMouseHook->pt))
            SendMessage((hWndParent), WM_MOUSEMOVE, wParam, MAKELPARAM((pMouseHook->pt.x), (pMouseHook->pt.y)));
      }
      break;

   case WM_NCLBUTTONDOWN:
      TmpPoint = pMouseHook->pt;
      if (PtInRect(&rcRect, TmpPoint))
         break;
      if (pMZomDlgData->bPushed)
      {
         PostMessage (hWndParent, WM_USER_CHANGECURSOR, 0, (LONG)IDC_CROSS);
         ScreenToClient(hWndParent, &pMouseHook->pt);
         GetClientRect(hWndParent, &rcRect);
         if (PtInRect(&pData->rcView, pMouseHook->pt))
         {
            if (L_BitmapHasRgn(&pData->LeadBitmap))
            {
               L_GetBitmapRgnBounds(&pData->LeadBitmap, NULL, &rcRect);
               TmpPoint.x = pMouseHook->pt.x + pData->nHScrollPos;
               TmpPoint.y = pMouseHook->pt.y + pData->nVScrollPos;
               if (!PtInRect(&rcRect, TmpPoint))
                  return CallNextHookEx(pMZomDlgData->hMouseHook , nCode, wParam, lParam); 
            }

            pData->ptCenter.x = pMZomDlgData->ptCenter.x = pMouseHook->pt.x + pData->nHScrollPos;
            pData->ptCenter.y = pMZomDlgData->ptCenter.y = pMouseHook->pt.y + pData->nVScrollPos;
            
            SetDlgItemInt(hGlobalWnd, IDC_MZOM_XPOS_EDT, pMZomDlgData->ptCenter.x, TRUE);
            SetDlgItemInt(hGlobalWnd, IDC_MZOM_YPOS_EDT, pMZomDlgData->ptCenter.y, TRUE);
            InvalidateRect(hWndParent, NULL, FALSE);
            L_ApplyFilter (hGlobalWnd);
            PostMessage (hWndParent, WM_USER_CHANGECURSOR, 0, (LONG)IDC_CROSS);
         }
         else
         {
            PostMessage (hWndParent, WM_USER_CHANGECURSOR, 0, (LONG)IDC_ARROW);
         }
      }
      else
      {
         dwStyle  = GetWindowLong (hWndParent, GWL_STYLE);
         if ((WS_VSCROLL & dwStyle) || (WS_HSCROLL & dwStyle))
            PostMessage(hWndParent, WM_USER_CHANGECURSOR, (WPARAM)hInst, (LONG)MAKEINTRESOURCE(IDC_CURS11));
         ScreenToClient(hWndParent, &pMouseHook->pt);
         SendMessage(hWndParent, WM_LBUTTONDOWN, wParam, MAKELPARAM((pMouseHook->pt.x), (pMouseHook->pt.y)));
      }
      break;
   case WM_NCLBUTTONUP:
      TmpPoint = pMouseHook->pt;
      if (PtInRect(&rcRect, TmpPoint))
         break;
      if (pMZomDlgData->bPushed)
      {
         PostMessage (hWndParent, WM_USER_CHANGECURSOR, 0, (LONG)IDC_CROSS);
      }
      else
      {
         dwStyle  = GetWindowLong (hWndParent, GWL_STYLE);
         if ((WS_VSCROLL & dwStyle) || (WS_HSCROLL & dwStyle))
            PostMessage(hWndParent, WM_USER_CHANGECURSOR, (WPARAM)hInst, (LONG)MAKEINTRESOURCE(IDC_CURS11));
         ScreenToClient(hWndParent, &pMouseHook->pt);
         GetClientRect(hGlobalWnd, &rcRect);
         if (!PtInRect(&rcRect, pMouseHook->pt))
            SendMessage(hWndParent, WM_LBUTTONUP, wParam, MAKELPARAM((pMouseHook->pt.x), (pMouseHook->pt.y)));
      }
      break;
   }
   
   if (pMZomDlgData)
   {
      if (LOWORD(wParam) >= WM_NCMOUSEMOVE && LOWORD(wParam) <= WM_NCMBUTTONDBLCLK)
         return TRUE;
      else
         return CallNextHookEx(pMZomDlgData->hMouseHook , nCode, wParam, lParam); 
   }
   else
      return FALSE;
}

static L_BOOL MZomDialog_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPMZOMDLGDATA  pMZomDlgData;
   HWND           hWndParent;
   pCHILDDATA     pData;
   RECT           rcRgn;
   L_INT          nRangeMax[] = { 100, 100, 100, 100};
   L_INT          nRangeMin[] = {   1,   1,   1,   1};
   L_INT          nPosInit [] = {  30,   1,   1,   1};
   L_INT          nSlider;

   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData         = LOCKCHILDDATA (hWndParent);
   pMZomDlgData  = (LPMZOMDLGDATA)lParam;
   hGlobalWnd    = hWnd;
   pData->bCross = TRUE;
   MoveDialogToMiddle(hWnd);

   SetWindowLong(hWnd,GWL_USERDATA,(LONG)pMZomDlgData);

   //MEMDISK...//
   MemorizeAndCopyBitmap (hWndParent, &pMZomDlgData->Bitmap);
   L_GetBitmapRgnBounds(&pMZomDlgData->Bitmap, NULL, &rcRgn);

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


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

   pMZomDlgData->nSlideNum    = 4;
   pMZomDlgData->nEdtBaseID   = IDC_MZOM_SIZE_EDT;
   pMZomDlgData->nSldBaseID   = IDC_MZOM_SIZE_SLD;
   pMZomDlgData->uSize        = nPosInit[0];
   pMZomDlgData->uStress      = nPosInit[1];

   nPosInit [2] = pMZomDlgData->ptCenter.x = pData->ptCenter.x = (rcRgn.right + rcRgn.left) / 2;
   nPosInit [3] = pMZomDlgData->ptCenter.y = pData->ptCenter.y = (rcRgn.bottom + rcRgn.top) / 2;
   nRangeMax[2] = rcRgn.right;
   nRangeMax[3] = rcRgn.bottom;
   nRangeMin[2] = rcRgn.left;
   nRangeMin[3] = rcRgn.top;

   for (nSlider = 0; nSlider < pMZomDlgData->nSlideNum; nSlider++)
   {
      Trackbar_SetRange(GetDlgItem(hWnd, pMZomDlgData->nSldBaseID + nSlider),  FALSE, nRangeMin[nSlider], nRangeMax[nSlider]);
      SetDlgItemInt(hWnd, pMZomDlgData->nEdtBaseID + nSlider, nPosInit[nSlider], FALSE);
      SetNumericEditBox(GetDlgItem(hWnd, pMZomDlgData->nEdtBaseID + nSlider), nRangeMin[nSlider], nRangeMax[nSlider], 1, 0, FALSE);
   }
   pMZomDlgData->bPushed = FALSE;
   pMZomDlgData->hIcon   = LoadIcon(hInst, MAKEINTRESOURCE(IDI_MOUSE));
   SendMessage(GetDlgItem(hWnd, IDC_MZOM_POS_BTN), BM_SETIMAGE, IMAGE_ICON, (LPARAM)(HICON)pMZomDlgData->hIcon);

   pMZomDlgData->hMouseHook = SetWindowsHookEx(WH_MOUSE, Mouse, hInst, GetCurrentThreadId());
   pData->uTimerID = SetTimer(hWnd, 1, 100, NULL);
   ShowWindow(hWnd, SW_SHOW);
   L_ApplyFilter(hWnd);
   return ( TRUE );
}

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

static L_BOOL MZomDialog_OnCommand (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   LPMZOMDLGDATA pMZomDlgData;
   HWND          hWndParent;
   L_INT         nRangeMax[] = { 100, 100, 0 , 0};
   L_INT         nRangeMin[] = { 1 , 1 , 0, 0};
   pCHILDDATA    pData;
   L_INT         nValue, nIndex;
   RECT          rcRgn;

   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);
   pMZomDlgData = (LPMZOMDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);

   L_GetBitmapRgnBounds(&pMZomDlgData->Bitmap, NULL, &rcRgn);
   nRangeMax[2] = rcRgn.right;
   nRangeMax[3] = rcRgn.bottom;
   nRangeMin[2] = rcRgn.left;
   nRangeMin[3] = rcRgn.top;


   if (nID >= pMZomDlgData->nEdtBaseID && nID < pMZomDlgData->nEdtBaseID + pMZomDlgData->nSlideNum)
   {
      nIndex = nID - pMZomDlgData->nEdtBaseID;
      if (uCodeNotify == EN_CHANGE)
      {
         nValue = GetDlgItemInt(hWnd, nID, NULL, TRUE);
         if (nValue > nRangeMax[nIndex]) 
         {
            nValue = nRangeMax[nIndex];
            SetDlgItemInt(hWnd, GetDlgCtrlID(hWndCtl), nValue, TRUE);
            return FALSE;
         }
         Trackbar_SetPos(GetDlgItem(hWnd, nID + pMZomDlgData->nSlideNum), TRUE, nValue);
         switch (nIndex)
         {
         case 0:
            if(pMZomDlgData->uSize == (L_UINT)nValue)
               return TRUE;
            pMZomDlgData->uSize = (L_UINT)nValue;
            break;
         case 1:
            if(pMZomDlgData->uStress == (L_UINT)nValue)
               return TRUE;
            pMZomDlgData->uStress = (L_UINT)nValue;
            break;
         case 2:
            if(pMZomDlgData->ptCenter.x == nValue)
               return TRUE;
            pMZomDlgData->ptCenter.x = nValue;
            pData->ptCenter.x        = nValue;
            break;

         case 3:
            if(pMZomDlgData->ptCenter.y == nValue)
               return TRUE;
            pMZomDlgData->ptCenter.y = nValue;
            pData->ptCenter.y        = nValue;
            break;

         }
         L_ApplyFilter (hWnd);
      }
   }
   switch (nID)
   {
   case IDC_MZOM_POS_BTN:
      pMZomDlgData->bPushed = Button_GetCheck(hWndCtl);
      break;

   case IDCANCEL:
      pData->bCross            = FALSE;
      StatusProc.bProgress     = FALSE;
      StatusProc.bKillProgress = TRUE ;
      StatusProc.ProgressValue = 100 ;
      UnhookWindowsHookEx(pMZomDlgData->hMouseHook);
      DestroyIcon(pMZomDlgData->hIcon);
      EndDialog(hWnd, FALSE);
      break;
   
   case IDOK:
      pData->bCross = FALSE;
      ShowStatusWindow(FALSE);
      StatusProc.bStillWork  = TRUE;
      StatusProc.bInvalidate = TRUE;
      StatusProc.bEnd        = TRUE;
      UnhookWindowsHookEx(pMZomDlgData->hMouseHook);
      DestroyIcon(pMZomDlgData->hIcon);
      EndDialog(hWnd, TRUE);
      break;
   }
   return TRUE;
}

static L_BOOL MZomDialog_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos)
{
   LPMZOMDLGDATA pMZomDlgData;

   pMZomDlgData = (LPMZOMDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   SetDlgItemInt(hWnd, GetDlgCtrlID(hWndCtl) - pMZomDlgData->nSlideNum , Trackbar_GetPos(hWndCtl), TRUE);
   return TRUE;
}

L_VOID L_ApplyFilter (HWND hWnd)
{
   pCHILDDATA     pData;
   L_INT          nRet = 0;
   HWND           hWndParent;
   LPMZOMDLGDATA  pMZomDlgData;

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

   pMZomDlgData = (LPMZOMDLGDATA) GetWindowLong(hWnd,GWL_USERDATA);
   hWndParent   = FORWARD_WM_MDIGETACTIVE(hWndClient,SendMessage);
   pData        = LOCKCHILDDATA (hWndParent);

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

   nRet = L_ZoomBlurBitmap(&pData->LeadBitmap,
                           pMZomDlgData->uSize,
                           pMZomDlgData->uStress,
                           pMZomDlgData->ptCenter);
   if(nRet == SUCCESS)
   {
     InvalidateRect(hWndParent, NULL, FALSE);
     StatusProc.ProgressValue = 100;
     Progress_SetPos(StatusProc.ProgWnd , 0);
     if(StatusProc.bEnd)
     {
        StatusProc.bProgress = FALSE;
        StatusProc.bKillProgress = TRUE ;
     }
  }
}