LBitmapWindow::IsToolTypeMagGlass

#include "ltwrappr.h"

L_BOOL LBitmapWindow::IsToolTypeMagGlass()

Determines whether the tool type for the class object's window is currently set to the magnifying glass tool.

Returns

TRUE

The tool type is set to the magnifying glass tool.

FALSE

The tool type is not set to the magnifying glass tool.

Required DLLs and Libraries

LTDIS
LTDLG
LTEFX
LTFIL
LTIMG
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.

Platforms

Win32, x64.

See Also

Functions:

LBitmapWindow::GetMagGlassOptions, LBitmapWindow::SetMagGlassOptions, LBitmapWindow::SetToolType, Class Members

Topics:

Using the Magnifying Glass

 

Raster Image Functions: Displaying Images

 

Using the Zoom View

Example

The following function changes the magnification zoom factor if the tool type is set to the magnifying glass tool.

L_INT LBitmapWindow__IsToolTypeMagGlassExample(LBitmapWindow & BitmapWindow, L_INT nZoom) 
{ 
   L_INT nRet; 
   BitmapWindow.SetToolType(TOOL_MAGGLASS); 
   if (!BitmapWindow.IsToolTypeMagGlass()) 
      return FALSE; 
   MAGGLASSOPTIONS mgd; 
   nRet =BitmapWindow.GetMagGlassOptions(&mgd, sizeof(MAGGLASSOPTIONS)); 
   if(nRet !=SUCCESS) 
      return nRet; 
   mgd.nZoom = nZoom; 
   nRet =BitmapWindow.SetMagGlassOptions(&mgd); 
   if(nRet !=SUCCESS) 
      return nRet; 
   return SUCCESS; 
}

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