| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.afp.modca; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| |
| import org.apache.fop.afp.Factory; |
| |
| |
| /** |
| * An overlay is a MO:DCA-P resource object. |
| * |
| * It may be stored in an external resource library or it may be |
| * carried in a resource group. An overlay is similar to a page in |
| * that it defines its own environment and carries the same data objects. |
| */ |
| public class Overlay extends PageObject { |
| |
| /** |
| * Construct a new overlay object for the specified name argument, the overlay |
| * name should be an 8 character identifier. |
| * |
| * @param factory |
| * the resource manager of the page. |
| * @param name |
| * the name of the page. |
| * @param width |
| * the width of the page. |
| * @param height |
| * the height of the page. |
| * @param rotation |
| * the rotation of the page. |
| * @param widthResolution |
| * the width resolution of the page. |
| * @param heightResolution |
| * the height resolution of the page. |
| */ |
| public Overlay(Factory factory, |
| String name, int width, int height, int rotation, |
| int widthResolution, int heightResolution) { |
| super(factory, name, width, height, rotation, widthResolution, heightResolution); |
| } |
| |
| /** {@inheritDoc} */ |
| protected void writeStart(OutputStream os) throws IOException { |
| byte[] data = new byte[17]; |
| copySF(data, Type.BEGIN, Category.OVERLAY); |
| os.write(data); |
| } |
| |
| /** {@inheritDoc} */ |
| protected void writeContent(OutputStream os) throws IOException { |
| super.writeContent(os); |
| |
| getActiveEnvironmentGroup().writeToStream(os); |
| |
| writeObjects(objects, os); |
| } |
| |
| |
| /** {@inheritDoc} */ |
| protected void writeEnd(OutputStream os) throws IOException { |
| byte[] data = new byte[17]; |
| copySF(data, Type.END, Category.OVERLAY); |
| os.write(data); |
| } |
| } |