L_DlgSwirl

#include "l_bitmap.h"

L_LTDLG_API L_INT L_DlgSwirl(hWndOwner, pDlgParams)

Displays the Swirl dialog box, and gets the options for L_SwirlBitmap.

Returns

Comments

The Swirl dialog.

This dialog has the following fields:

Pivot Section:

This section contains two edit boxes and a display area for setting the pivot point. You can also set the pivot point by right-clicking on the Before view. The Pivot point appears on the point you just clicked.

X Edit box:

Use this to set the pivot's x-axis position in the image. Enter the value directly in the edit box or use the arrows to set the desired value.

Y Edit box:

Use this to set the pivot's y-axis position in the image. Enter the value directly in the edit box or use the arrows to set the desired value.

Cursor Pos (x,y)

Displays the mouse position with respect to the image.

Center Button:

Use the Center button to center the Before and After views with respect to the pivot point position.

Required DLLs and Libraries

L_INT DLGSwirlExample(HWND hWnd,pBITMAPHANDLE  pBitmap) 
{ 
   L_INT nRet; 
   SWIRLDLGPARAMS DlgParams ; 
   memset ( &DlgParams, 0, sizeof ( SWIRLDLGPARAMS ) ) ; 
   DlgParams.uStructSize   = sizeof ( SWIRLDLGPARAMS ) ; 
   DlgParams.pBitmap       = pBitmap ; 
   DlgParams.uDlgFlags     = DLG_SWIRL_SHOW_PREVIEW       | 
   DLG_SWIRL_SHOW_TOOL_ZOOMLEVEL; 
   nRet = L_DlgInit ( DLG_INIT_COLOR ) ; 
   if(nRet != SUCCESS && nRet != ERROR_DLG_ALREADYINITIATED) 
      return nRet; 
   nRet = L_DlgSwirl ( hWnd, &DlgParams ) ; 
   if(nRet < 1) 
      return nRet; 
   nRet = L_DlgFree () ; 
   if(nRet != SUCCESS) 
      return nRet; 
   return SUCCESS; 
} ;