LBitmapWindow::GetMagGlassOptions

#include "ltwrappr.h"

virtual L_INT LBitmapWindow::GetMagGlassOptions (pOptions, uStructSize)

MAGGLASSOPTIONS * pOptions;	/* pointer to a MAGGLASSOPTIONS structure */
L_UINT uStructSize;	/* size in bytes, of the structure pointed to by pOptions */

Gets the magnifying glass options for the class object.

Parameter	Description
pOptions	Pointer to the MAGGLASSOPTIONS structure to be updated with the magnifying glass options for the class object.
uStructSize	Size in bytes, of the structure pointed to by pOptions. Use sizeof(FILEINFO).

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

For more information on the magnifying glass options, refer to the MAGGLASSOPTIONS structure.

Required DLLs and Libraries

LTDIS
LTDLG
LTEFX
LTFIL
LTIMG
LTISI
LTSCR
LTTWN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

See Also

Functions:	LBitmapWindow::SetMagGlassOptions, LBitmapWindow::MagGlassCallBack, LBitmapWindow::UpdateMagGlassShape, Class Members
Topics:	Using the Magnifying Glass
	Raster Image Functions: Displaying Images
	Using the Zoom View

Example

L_INT LBitmapWindow__GetMagGlassOptionsExample(LBitmapWindow &LeadBWnd)
{
   L_INT nRet;
   MAGGLASSOPTIONS opt;
   nRet =LeadBWnd.GetMagGlassOptions(&opt, sizeof(opt));
   if(nRet !=SUCCESS)
      return nRet;
   opt.clrBack = RGB(255, 0, 0);
   nRet =LeadBWnd.SetMagGlassOptions (&opt);
   if(nRet !=SUCCESS)
      return nRet;
   LeadBWnd.SetToolType(TOOL_MAGGLASS);
   return SUCCESS;
}