/* * 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.render.pdf; import java.util.List; import java.util.Map; import org.apache.avalon.framework.configuration.Configuration; import org.apache.avalon.framework.configuration.ConfigurationException; import org.apache.fop.apps.FOPException; import org.apache.fop.apps.FOUserAgent; import org.apache.fop.pdf.PDFAMode; import org.apache.fop.pdf.PDFFilterList; import org.apache.fop.pdf.PDFXMode; import org.apache.fop.render.PrintRendererConfigurator; import org.apache.fop.render.Renderer; import org.apache.fop.util.LogUtil; /** * PDF renderer configurator */ public class PDFRendererConfigurator extends PrintRendererConfigurator { /** * Default constructor * @param userAgent user agent */ public PDFRendererConfigurator(FOUserAgent userAgent) { super(userAgent); } /** * Configure the PDF renderer. * Get the configuration to be used for pdf stream filters, * fonts etc. * @param renderer pdf renderer * @throws FOPException fop exception */ public void configure(Renderer renderer) throws FOPException { Configuration cfg = super.getRendererConfig(renderer); if (cfg != null) { PDFRenderer pdfRenderer = (PDFRenderer)renderer; //PDF filters try { Map filterMap = buildFilterMapFromConfiguration(cfg); if (filterMap != null) { pdfRenderer.setFilterMap(filterMap); } } catch (ConfigurationException e) { LogUtil.handleException(log, e, false); } super.configure(renderer); String s = cfg.getChild(PDFRenderer.PDF_A_MODE, true).getValue(null); if (s != null) { pdfRenderer.setAMode(PDFAMode.valueOf(s)); } s = cfg.getChild(PDFRenderer.PDF_X_MODE, true).getValue(null); if (s != null) { pdfRenderer.setXMode(PDFXMode.valueOf(s)); } s = cfg.getChild(PDFRenderer.KEY_OUTPUT_PROFILE, true).getValue(null); if (s != null) { pdfRenderer.setOutputProfileURI(s); } Configuration child = cfg.getChild(PDFRenderer.KEY_DISABLE_SRGB_COLORSPACE, false); if (child != null) { pdfRenderer.disableSRGBColorSpace = child.getValueAsBoolean(false); } } } /** * Builds a filter map from an Avalon Configuration object. * @param cfg the Configuration object * @return Map the newly built filter map * @throws ConfigurationException if a filter list is defined twice */ public static Map buildFilterMapFromConfiguration(Configuration cfg) throws ConfigurationException { Map filterMap = new java.util.HashMap(); Configuration[] filterLists = cfg.getChildren("filterList"); for (int i = 0; i < filterLists.length; i++) { Configuration filters = filterLists[i]; String type = filters.getAttribute("type", null); Configuration[] filt = filters.getChildren("value"); List filterList = new java.util.ArrayList(); for (int j = 0; j < filt.length; j++) { String name = filt[j].getValue(); filterList.add(name); } if (type == null) { type = PDFFilterList.DEFAULT_FILTER; } if (!filterList.isEmpty() && log.isDebugEnabled()) { StringBuffer debug = new StringBuffer("Adding PDF filter"); if (filterList.size() != 1) { debug.append("s"); } debug.append(" for type ").append(type).append(": "); for (int j = 0; j < filterList.size(); j++) { if (j != 0) { debug.append(", "); } debug.append(filterList.get(j)); } log.debug(debug.toString()); } if (filterMap.get(type) != null) { throw new ConfigurationException("A filterList of type '" + type + "' has already been defined"); } filterMap.put(type, filterList); } return filterMap; } }