Java tutorial
/* * 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.pdfbox.pdmodel; /** * A name object specifying the page layout shall be used when the document is opened. * * @author John Hewson */ public enum PageLayout { /** Display one page at a time. */ SINGLE_PAGE("SinglePage"), /** Display the pages in one column. */ ONE_COLUMN("OneColumn"), /** Display the pages in two columns), with odd numbered pages on the left. */ TWO_COLUMN_LEFT("TwoColumnLeft"), /** Display the pages in two columns), with odd numbered pages on the right. */ TWO_COLUMN_RIGHT("TwoColumnRight"), /** Display the pages two at a time), with odd-numbered pages on the left. */ TWO_PAGE_LEFT("TwoPageLeft"), /** Display the pages two at a time), with odd-numbered pages on the right. */ TWO_PAGE_RIGHT("TwoPageRight"); public static PageLayout fromString(String value) { for (PageLayout instance : PageLayout.values()) { if (instance.value.equals(value)) { return instance; } } throw new IllegalArgumentException(value); } private final String value; PageLayout(String value) { this.value = value; } /** * Returns the string value, as used in a PDF file. */ public String stringValue() { return value; } }