001    /*
002     *  Licensed to the Apache Software Foundation (ASF) under one
003     *  or more contributor license agreements.  See the NOTICE file
004     *  distributed with this work for additional information
005     *  regarding copyright ownership.  The ASF licenses this file
006     *  to you under the Apache License, Version 2.0 (the
007     *  "License"); you may not use this file except in compliance
008     *  with the License.  You may obtain a copy of the License at
009     *
010     *        http://www.apache.org/licenses/LICENSE-2.0
011     *
012     *  Unless required by applicable law or agreed to in writing,
013     *  software distributed under the License is distributed on an
014     *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     *  KIND, either express or implied.  See the License for the
016     *  specific language governing permissions and limitations
017     *  under the License.
018     */
019    
020    package org.apache.isis.core.progmodel.facets.value.imageawt;
021    
022    import java.awt.Image;
023    
024    import org.apache.isis.core.commons.config.IsisConfiguration;
025    import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
026    import org.apache.isis.core.metamodel.facetapi.FacetHolder;
027    import org.apache.isis.core.progmodel.facets.object.value.ValueSemanticsProviderContext;
028    import org.apache.isis.core.progmodel.facets.value.image.ImageValueSemanticsProviderAbstract;
029    
030    public class JavaAwtImageValueSemanticsProvider extends ImageValueSemanticsProviderAbstract<Image> {
031    
032        public JavaAwtImageValueSemanticsProvider(final FacetHolder holder, final IsisConfiguration configuration,
033            final ValueSemanticsProviderContext context) {
034            super(holder, Image.class, configuration, context);
035        }
036    
037        @Override
038        public int getHeight(final ObjectAdapter object) {
039            return image(object).getHeight(null);
040        }
041    
042        private Image image(final ObjectAdapter object) {
043            return (Image) object.getObject();
044        }
045    
046        @Override
047        public Image getImage(final ObjectAdapter object) {
048            return image(object);
049        }
050    
051        @Override
052        protected int[][] getPixels(final Object object) {
053            return grabPixels((Image) object);
054        }
055    
056        public Class<?> getValueClass() {
057            return Image.class;
058        }
059    
060        @Override
061        public int getWidth(final ObjectAdapter object) {
062            return image(object).getWidth(null);
063        }
064    
065        @Override
066        protected Image setPixels(final int[][] pixels) {
067            return createImage(pixels);
068        }
069    
070        @Override
071        public boolean isNoop() {
072            return false;
073        }
074    
075        @Override
076        public String toString() {
077            return "JavaAwtImageValueSemanticsProvider: ";
078        }
079    
080        @Override
081        public ObjectAdapter createValue(final Image image) {
082            return getAdapterMap().adapterFor(image);
083        }
084    
085    }