GifImageMetadata.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.imaging.formats.gif;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import org.apache.commons.imaging.common.ImageMetadata;
public class GifImageMetadata implements ImageMetadata {
private static final String NEWLINE = System.lineSeparator();
private final int width;
private final int height;
private final List<GifImageMetadataItem> items;
GifImageMetadata(final int width, final int height, final List<GifImageMetadataItem> items) {
this.width = width;
this.height = height;
this.items = Collections.unmodifiableList(new ArrayList<>(items));
}
public int getHeight() {
return height;
}
@Override
public List<GifImageMetadataItem> getItems() {
return Collections.unmodifiableList(items);
}
public int getWidth() {
return width;
}
@Override
public String toString(String prefix) {
prefix = prefix == null ? "" : prefix;
final StringBuilder result = new StringBuilder();
result.append(String.format("%sGIF metadata:", prefix));
result.append(String.format("%sWidth: %d%s", prefix, width, NEWLINE));
result.append(String.format("%sHeight: %d%s", prefix, height, NEWLINE));
result.append(NEWLINE);
result.append(String.format("%sImages:", prefix));
for (final GifImageMetadataItem item : items) {
result.append(NEWLINE);
result.append(item.toString(prefix));
}
return result.toString();
}
}