toni@1144: /**
toni@1144:  * Back 2 Browser Bytecode Translator Copyright (C) 2012 Jaroslav Tulach
toni@1144:  * <jaroslav.tulach@apidesign.org>
toni@1144:  *
toni@1144:  * This program is free software: you can redistribute it and/or modify it under
toni@1144:  * the terms of the GNU General Public License as published by the Free Software
toni@1144:  * Foundation, version 2 of the License.
toni@1144:  *
toni@1144:  * This program is distributed in the hope that it will be useful, but WITHOUT
toni@1144:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
toni@1144:  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
toni@1144:  * details.
toni@1144:  *
toni@1144:  * You should have received a copy of the GNU General Public License along with
toni@1144:  * this program. Look for COPYING file in the top folder. If not, see
toni@1144:  * http://opensource.org/licenses/GPL-2.0.
toni@1144:  */
toni@1144: package net.java.html.canvas;
toni@1144: 
toni@1144: import java.util.Objects;
toni@1144: 
toni@1144: /**
toni@1144:  * Image represents an Image defined by a Path.
toni@1144:  *
toni@1144:  *
toni@1144:  * @author antonepple
toni@1144:  */
toni@1144: public class Image {
toni@1144: 
toni@1144:     private String src;
toni@1144:     private Object cached;
toni@1144:     private int cacheHash;
toni@1144: 
toni@1144:     void Image(String src) {
toni@1144:         this.src = src;
toni@1144:     }
toni@1144: 
toni@1144:     void cache(Object toCache) {
toni@1144:         cacheHash = hashCode();
toni@1144:         this.cached = toCache;
toni@1144:     }
toni@1144: 
toni@1144:     private boolean isCached() {
toni@1144:         return cacheHash == hashCode();
toni@1144:     }
toni@1144: 
toni@1144:     Object getCached() {
toni@1144:         return isCached() ? cached : null;
toni@1144:     }
toni@1144: 
toni@1144:     public String getSrc() {
toni@1144:         return src;
toni@1144:     }
toni@1144: 
toni@1144:     @Override
toni@1144:     public int hashCode() {
toni@1144:         int hash = 7;
toni@1144:         hash = 59 * hash + Objects.hashCode(this.src);
toni@1144:         return hash;
toni@1144:     }
toni@1144: 
toni@1144:     @Override
toni@1144:     public boolean equals(Object obj) {
toni@1144:         if (obj == null) {
toni@1144:             return false;
toni@1144:         }
toni@1144:         if (getClass() != obj.getClass()) {
toni@1144:             return false;
toni@1144:         }
toni@1144:         final Image other = (Image) obj;
toni@1144:         if (!Objects.equals(this.src, other.src)) {
toni@1144:             return false;
toni@1144:         }
toni@1144:         return true;
toni@1144:     }
toni@1144:  
toni@1144: }