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
020package org.apache.isis.core.progmodel.facets.value.image;
021
022import org.apache.isis.applib.value.Image;
023import org.apache.isis.core.commons.config.IsisConfiguration;
024import org.apache.isis.core.metamodel.adapter.ObjectAdapter;
025import org.apache.isis.core.metamodel.facetapi.Facet;
026import org.apache.isis.core.metamodel.facetapi.FacetHolder;
027import org.apache.isis.core.progmodel.facets.object.value.ValueSemanticsProviderContext;
028
029public class ImageValueSemanticsProvider extends ImageValueSemanticsProviderAbstract<Image> {
030
031    public ImageValueSemanticsProvider(final FacetHolder holder, final IsisConfiguration configuration, final ValueSemanticsProviderContext context) {
032        super(holder, Image.class, configuration, context);
033    }
034
035    @Override
036    public int getHeight(final ObjectAdapter object) {
037        return image(object).getHeight();
038    }
039
040    private Image image(final ObjectAdapter object) {
041        return (Image) object.getObject();
042    }
043
044    @Override
045    public java.awt.Image getImage(final ObjectAdapter object) {
046        return createImage(image(object).getImage());
047    }
048
049    @Override
050    protected int[][] getPixels(final Object object) {
051        return ((Image) object).getImage();
052    }
053
054    public Class<?> getValueClass() {
055        return Image.class;
056    }
057
058    @Override
059    public int getWidth(final ObjectAdapter object) {
060        return image(object).getWidth();
061    }
062
063    @Override
064    protected Image setPixels(final int[][] pixels) {
065        return new Image(pixels);
066    }
067
068    @Override
069    public Facet getUnderlyingFacet() {
070        return null;
071    }
072
073    /**
074     * Not required because {@link #alwaysReplace()} is <tt>false</tt>.
075     */
076    @Override
077    public void setUnderlyingFacet(final Facet underlyingFacet) {
078        throw new UnsupportedOperationException();
079    }
080
081    @Override
082    public boolean alwaysReplace() {
083        return false;
084    }
085
086    @Override
087    public boolean isNoop() {
088        return false;
089    }
090
091    @Override
092    public String toString() {
093        return "ImageValueSemanticsProvider: ";
094    }
095
096    @Override
097    public ObjectAdapter createValue(final java.awt.Image image) {
098        return getAdapterManager().adapterFor(new Image(grabPixels(image)));
099    }
100
101}