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

#include "ImgPF.h"

static L_BOOL PointillistDlg_OnCommand    (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify);
static L_BOOL PointillistDlg_OnHScroll    (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos);
static L_BOOL PointillistDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam);
static L_VOID PointillistDlg_OnTimer      (HWND hWnd, L_INT nID);
static L_BOOL PointillistDlg_OnPaint      (HWND hWnd);
static L_VOID L_ApplyFilter               (HWND hWnd);

L_BOOL CALLBACK PointillistDlgProc (HWND hWnd, L_UINT uMessage, WPARAM wParam, LPARAM lParam)
{
   switch(uMessage)
   {
      HANDLE_MSG (hWnd, WM_COMMAND,    PointillistDlg_OnCommand);
      HANDLE_MSG (hWnd, WM_INITDIALOG, PointillistDlg_OnInitDialog);
      HANDLE_MSG (hWnd, WM_HSCROLL,    PointillistDlg_OnHScroll);
      HANDLE_MSG (hWnd, WM_PAINT,      PointillistDlg_OnPaint);
      HANDLE_MSG (hWnd, WM_TIMER,      PointillistDlg_OnTimer);

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

static L_BOOL PointillistDlg_OnInitDialog (HWND hWnd, HWND hWndFocus, LPARAM lParam)
{
   LPPOINTLIZEDLGDATA pPntDlgData;
   HWND         hWndParent;
   pCHILDDATA   pData;
   RECT         rcRgn;
   L_INT        nSlider;
   L_INT        nRangeMax[] = {500};
   L_INT        nRangeMin[] = {  1};
   L_INT        nPosInit [] = {  4};
   
   hWndParent    = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData         = LOCKCHILDDATA (hWndParent);
   pPntDlgData   = (LPPOINTLIZEDLGDATA)lParam;
   MoveDialogToMiddle(hWnd);

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

   //MEMDISK...//
   MemorizeAndCopyBitmap (hWndParent, &pPntDlgData->LeadBitmap);
   L_GetBitmapRgnBounds(&pPntDlgData->LeadBitmap, 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_PNT_PROG);

   ComboBox_AddString(GetDlgItem(hWnd, IDC_PNT_BKG_COM), TEXT("No Change"));
   ComboBox_AddString(GetDlgItem(hWnd, IDC_PNT_BKG_COM), TEXT("Color"));
   ComboBox_SetCurSel(GetDlgItem(hWnd, IDC_PNT_BKG_COM), 1);

   ComboBox_AddString(GetDlgItem(hWnd, IDC_PNT_TYP_COM), TEXT("Sticker"));
   ComboBox_AddString(GetDlgItem(hWnd, IDC_PNT_TYP_COM), TEXT("Points"));
   ComboBox_SetCurSel(GetDlgItem(hWnd, IDC_PNT_TYP_COM), 0);

   pPntDlgData->nSize  = nPosInit[0];
   pPntDlgData->uFlags = POINTILLIST_COLOR;
   pPntDlgData->uType  = POINTILLIST_STICKER;
   pPntDlgData->nSlideNum  = 1;
   pPntDlgData->nSldBaseID = IDC_PNT_SZE_SLD;
   pPntDlgData->nEdtBaseID = IDC_PNT_SZE_EDT;

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

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

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

static L_BOOL PointillistDlg_OnPaint(HWND hWnd)
{
   HDC          hDC;
   PAINTSTRUCT  ps;
   RECT         rcRect;
   HBRUSH       hBrush;
   LPPOINTLIZEDLGDATA pPntDlgData;
 
   pPntDlgData = (LPPOINTLIZEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   GetClientRect(GetDlgItem(hWnd , IDC_PNT_CLR_TXT), &rcRect);
   hDC = BeginPaint(GetDlgItem(hWnd, IDC_PNT_CLR_TXT), &ps);
   hBrush = CreateSolidBrush(pPntDlgData->crColor);
   FillRect(hDC, &rcRect, pPntDlgData->uFlags - 1 ?  hBrush : (HBRUSH)COLOR_WINDOW);
   DeleteObject (hBrush);
   EndPaint(GetDlgItem(hWnd, IDC_PNT_CLR_TXT), &ps);
   return FALSE;
}

static L_BOOL PointillistDlg_OnCommand (HWND hWnd, L_INT nID, HWND hWndCtl, L_UINT uCodeNotify)
{
   LPPOINTLIZEDLGDATA   pPntDlgData;
   HWND                 hWndParent;
   pCHILDDATA           pData;
   L_INT                nValue, nIndex;
   RECT                 rcRgn;
   COLORREF             crColor;

   hWndParent  = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData       = LOCKCHILDDATA (hWndParent);
   pPntDlgData = (LPPOINTLIZEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);

   L_GetBitmapRgnBounds(&pPntDlgData->LeadBitmap, NULL, &rcRgn);

   if (nID >= pPntDlgData->nEdtBaseID && nID < pPntDlgData->nEdtBaseID + pPntDlgData->nSlideNum)
   {
      if(uCodeNotify == EN_CHANGE)
      {
         nValue = GetDlgItemInt(hWnd, nID, NULL, TRUE);
         nIndex = nID - pPntDlgData->nEdtBaseID;
         Trackbar_SetPos(GetDlgItem(hWnd, nID + pPntDlgData->nSlideNum), TRUE, nValue);
         
         switch (nIndex)
         {
         case 0:
            if(pPntDlgData->nSize == nValue)
               return TRUE;
            pPntDlgData->nSize = nValue;
            break;
         }
         L_ApplyFilter (hWnd);
      }
   }

   switch (nID)
   {
   case IDC_PNT_CLR_BTN:
      crColor              = pPntDlgData->crColor;
      pPntDlgData->crColor = ShowColorDialog(hWnd, crColor);
      if (pPntDlgData->crColor != crColor)
      {
         InvalidateRect(hWnd, NULL, FALSE);
         L_ApplyFilter (hWnd);
      }
      break;

   case IDC_PNT_BKG_COM:
      if (uCodeNotify == CBN_SELCHANGE)
      {
         if (pPntDlgData->uFlags != (L_UINT)(ComboBox_GetCurSel(hWndCtl) + 1))
         {
            pPntDlgData->uFlags = ComboBox_GetCurSel(hWndCtl) + 1;
            Button_Enable(GetDlgItem(hWnd, IDC_PNT_CLR_BTN), pPntDlgData->uFlags - 1);
            InvalidateRect(hWnd, NULL, FALSE);
            InvalidateRect(hWndCtl, NULL, FALSE);
            L_ApplyFilter(hWnd);
         }
      }
      break;

   case IDC_PNT_TYP_COM:
      if (uCodeNotify == CBN_SELCHANGE)
      {
         if (pPntDlgData->uType != (L_UINT)((ComboBox_GetCurSel(hWndCtl) + 1) << 4))
         {
            pPntDlgData->uType = ((ComboBox_GetCurSel(hWndCtl) + 1) << 4);
            InvalidateRect(hWnd, NULL, FALSE);
            InvalidateRect(hWndCtl, NULL, FALSE);
            L_ApplyFilter(hWnd);
         }
      }
      break;

   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 PointillistDlg_OnHScroll (HWND hWnd, HWND hWndCtl, L_UINT nCode, L_INT nPos)
{
   LPPOINTLIZEDLGDATA pPntDlgData = (LPPOINTLIZEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);
   return SetDlgItemInt(hWnd, GetDlgCtrlID(hWndCtl) - pPntDlgData->nSlideNum , Trackbar_GetPos(hWndCtl), TRUE);
}

L_VOID L_ApplyFilter (HWND hWnd)
{
   pCHILDDATA     pData;
   L_INT          nRet = 0;
   HWND           hWndParent;
   LPPOINTLIZEDLGDATA   pPntDlgData;

   if ( 100 != StatusProc.ProgressValue )
   {
      StatusProc.bKillProgress = TRUE ;
      return ;
   }
   pPntDlgData = (LPPOINTLIZEDLGDATA) GetWindowLong(hWnd, GWL_USERDATA);

   hWndParent = FORWARD_WM_MDIGETACTIVE(hWndClient, SendMessage);
   pData = LOCKCHILDDATA (hWndParent);

   FreeMemorizedBitmap (hWndParent); //MEMDISK//
   L_CopyBitmap(&pData->LeadBitmap, &pPntDlgData->LeadBitmap, sizeof(BITMAPHANDLE));
   
   nRet = L_PointillistBitmap(&pData->LeadBitmap,
                               pPntDlgData->nSize,
                               pPntDlgData->crColor,
                               pPntDlgData->uType | pPntDlgData->uFlags);
   if(nRet == SUCCESS)
   {
      InvalidateRect(hWndParent, NULL, FALSE);
      StatusProc.ProgressValue = 100;
      Progress_SetPos(StatusProc.ProgWnd , 0);
      if(StatusProc.bEnd)
      {
         StatusProc.bProgress = FALSE;
         StatusProc.bKillProgress = TRUE ;
      }
   }
}