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
021
022import javax.media.jai.BorderExtender;
023
024import lucee.commons.color.ColorCaster;
025import lucee.runtime.PageContext;
026import lucee.runtime.exp.PageException;
027import lucee.runtime.ext.function.Function;
028import lucee.runtime.img.Image;
029
030public class ImageAddBorder implements Function {
031        public static String call(PageContext pc, Object name) throws PageException {
032                return call(pc,name,1D,"black","constant");
033        }
034        
035        public static String call(PageContext pc, Object name, double thickness) throws PageException {
036                return call(pc,name,thickness,"black","constant");
037        }
038        
039        public static String call(PageContext pc, Object name, double thickness, String color) throws PageException {
040                return call(pc,name,thickness,color,"constant");
041        }
042
043        public static String call(PageContext pc, Object name, double thickness, String color, String strBorderType) throws PageException {
044                //if(name instanceof String) name=pc.getVariable(Caster.toString(name));
045                strBorderType=strBorderType.trim().toLowerCase();
046                int borderType=Image.BORDER_TYPE_CONSTANT;
047                if("zero".equals(strBorderType))                        borderType=BorderExtender.BORDER_ZERO;
048                else if("constant".equals(strBorderType))       borderType=Image.BORDER_TYPE_CONSTANT;
049                else if("copy".equals(strBorderType))           borderType=BorderExtender.BORDER_COPY;
050                else if("reflect".equals(strBorderType))        borderType=BorderExtender.BORDER_REFLECT;
051                else if("wrap".equals(strBorderType))           borderType=BorderExtender.BORDER_WRAP;
052        
053                Image image=Image.toImage(pc,name);
054                image.addBorder((int)thickness,ColorCaster.toColor(color),borderType);
055                
056                
057                return null;
058        }
059}