ShowZoomBlurDlg example for Delphi

procedure TForm1.ShowZoomBlurDlg1Click(Sender: TObject); 
var
   nRet: L_INT; 
begin
   LEADDlgImgEffect1.DlgFlags:= DLG_ZOOMBLUR_SHOW_PREVIEW Or
                                 DLG_ZOOMBLUR_SHOW_TOOL_ZOOMLEVEL; 

   LEADDlgImgEffect1.LEADImage:= LEADImage1; 

   nRet:= LEADDlgImgEffect1.ShowZoomBlurDlg ( Self ); 
   if ( nRet = SUCCESS_DLG_OK ) then
   begin
      LEADImage1.ZoomBlur ( LEADDlgImgEffect1.Dimension, LEADDlgImgEffect1.Stress, LEADDlgImgEffect1.CenterPoint ); 
   end; 
end;