ShowRadialBlurDlg example for Delphi

procedure TForm1.ShowRadialBlurDlg1Click(Sender: TObject); 
var
   nRet: L_INT; 
begin
   LEADDlgImgEffect1.DlgFlags:= DLG_RADIALBLUR_SHOW_PREVIEW Or
                         DLG_RADIALBLUR_SHOW_TOOL_ZOOMLEVEL; 

   LEADDlgImgEffect1.LEADImage:= LEADImage1; 

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