001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.runtime.functions.image;
020
021import lucee.runtime.PageContext;
022import lucee.runtime.exp.FunctionException;
023import lucee.runtime.exp.PageException;
024import lucee.runtime.img.Image;
025import lucee.runtime.op.Caster;
026
027public class ImageBlur {
028
029        @Deprecated
030        public static String call(PageContext pc, Object name) throws PageException {
031                return call(pc,name,3d);
032        }
033
034        @Deprecated
035        public static String call(PageContext pc, Object name, double blurFactor) throws PageException {
036                return call(pc, Image.toImage(pc,name), blurFactor);
037        }
038        
039        
040
041        public static String call(PageContext pc, Image img) throws PageException {
042                return call(pc,img,3d);
043        }
044        
045        public static String call(PageContext pc, Image img, double blurFactor) throws PageException {
046                if(blurFactor<3 || blurFactor>10)
047                        throw new FunctionException(pc,"ImageBlur",2,"blurFactor","invalid value ["+Caster.toString(blurFactor)+"], value have to be between 3 and 10");
048                img.blur((int)blurFactor);
049                return null;
050        }
051}