L_DlgBalanceColors

#include "l_bitmap.h"

L_LTDLG_API L_INT L_DlgBalanceColors (hWndOwner, pDlgParams)

Displays the Balance Colors dialog box, and gets the options for L_BalanceColors. This function supports only RGB images. It does not support grayscale images.

Support for 48-bit and 64-bit colored images is available in Document/MedicalDocument/Medical toolkits.

Parameters

L_HWND hWndOwner

Handle of the window which owns the dialog.

LPBALANCECOLORSDLGPARAMS pDlgParams

Pointer to a BALANCECOLORSDLGPARAMS structure to be updated with the values entered by the user, through the dialog. Set members of this structure, before calling this function, to set the dialogs initial values.

Returns

Value Meaning
SUCCESS_DLG_OK The "OK" button was pressed, and the dialog exited successfully.
SUCCESS_DLG_CANCEL The "Cancel" button was pressed, and the dialog exited successfully.
< 1 An error occurred. Refer to Return Codes.

Comments

The Balance Colors dialog.
Required DLLs and Libraries

See Also

Functions

Topics

Example

L_INT ShowDlgBalanceColorsExample(HWND            hWnd,pBITMAPHANDLE   pBitmap) 
{ 
   L_INT nRet; 
   BALANCECOLORSDLGPARAMS DlgParams ; 
   BALANCING              RedFactor ; 
   BALANCING              GreenFactor ; 
   BALANCING              BlueFactor ; 
 
   memset ( &DlgParams  , 0, sizeof ( BALANCECOLORSDLGPARAMS ) ) ; 
   memset ( &RedFactor  , 0, sizeof ( BALANCING ) ) ; 
   memset ( &GreenFactor, 0, sizeof ( BALANCING ) ) ; 
   memset ( &BlueFactor , 0, sizeof ( BALANCING ) ) ; 
 
   DlgParams.uStructSize = sizeof ( BALANCECOLORSDLGPARAMS ) ; 
   DlgParams.pBitmap     = pBitmap ; 
   DlgParams.RedFactor   = RedFactor ; 
   DlgParams.GreenFactor = GreenFactor ; 
   DlgParams.BlueFactor  = BlueFactor ; 
   DlgParams.uDlgFlags   = DLG_BALANCECOLORS_SHOW_PREVIEW | 
                           DLG_BALANCECOLORS_SHOW_TOOL_ZOOMLEVEL; 
 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgBalanceColors ( hWnd, &DlgParams ) ; 
   if(nRet < 1) 
      return nRet; 
   nRet = L_DlgFree () ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
} ; 
Help Version 21.0.2021.7.2
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LEADTOOLS Common Dialog C API Help

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© 1991-2021 LEAD Technologies, Inc. All Rights Reserved.