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- /*
- * 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;
-
- import java.util.Collections;
- import java.util.List;
-
- import org.apache.fop.apps.FOPException;
- import org.apache.fop.apps.FOUserAgent;
- import org.apache.fop.apps.io.InternalResourceResolver;
- import org.apache.fop.fonts.CustomFontCollection;
- import org.apache.fop.fonts.DefaultFontConfigurator;
- import org.apache.fop.fonts.EmbedFontInfo;
- import org.apache.fop.fonts.FontCollection;
- import org.apache.fop.fonts.FontConfigurator;
- import org.apache.fop.fonts.FontEventAdapter;
- import org.apache.fop.fonts.FontInfo;
- import org.apache.fop.fonts.FontManager;
- import org.apache.fop.render.RendererConfig.RendererConfigParser;
- import org.apache.fop.render.intermediate.IFDocumentHandler;
- import org.apache.fop.render.intermediate.IFDocumentHandlerConfigurator;
- import org.apache.fop.render.pdf.PDFRendererConfig.PDFRendererConfigParser;
-
- /**
- * Base Print renderer configurator (mostly handles font configuration)
- */
- public abstract class PrintRendererConfigurator extends AbstractRendererConfigurator
- implements IFDocumentHandlerConfigurator {
-
- private final RendererConfigParser rendererConfigParser;
-
- private final FontConfigurator<EmbedFontInfo> fontInfoConfigurator;
-
- /**
- * Default constructor
- * @param userAgent user agent
- */
- public PrintRendererConfigurator(FOUserAgent userAgent, RendererConfigParser rendererConfigParser) {
- this(userAgent, rendererConfigParser,
- new DefaultFontConfigurator(userAgent.getFontManager(), new FontEventAdapter(
- userAgent.getEventBroadcaster()), userAgent.validateUserConfigStrictly()));
- }
-
- /**
- * Default constructor
- * @param userAgent user agent
- */
- public PrintRendererConfigurator(FOUserAgent userAgent, RendererConfigParser rendererConfigParser,
- FontConfigurator<EmbedFontInfo> fontInfoConfigurator) {
- super(userAgent);
- this.rendererConfigParser = rendererConfigParser;
- this.fontInfoConfigurator = fontInfoConfigurator;
- }
-
- /**
- * Returns the renderer configuration data for a specific renderer.
- *
- * @param documentHandler the document handler
- * @return the renderer configuration data
- * @throws FOPException if an error occurs
- */
- protected RendererConfig getRendererConfig(IFDocumentHandler documentHandler) throws FOPException {
- return getRendererConfig(documentHandler.getMimeType());
- }
-
- /**
- * gets the renderer configuration data for a specific renderer.
- *
- * @param mimeType the MIME type
- * @return the renderer configuration data
- * @throws FOPException if an error occurs
- */
- protected RendererConfig getRendererConfig(String mimeType) throws FOPException {
- return userAgent.getRendererConfig(mimeType, rendererConfigParser);
- }
-
- /**
- * gets the renderer configuration data for a specific renderer.
- *
- * @param renderer the renderer
- * @return the renderer configuration data
- * @throws FOPException if an error occurs
- */
- protected RendererConfig getRendererConfig(Renderer renderer) throws FOPException {
- return getRendererConfig(renderer.getMimeType());
- }
-
-
- /**
- * Builds a list of EmbedFontInfo objects for use with the setup() method.
- *
- * @param renderer print renderer
- * @throws FOPException if something's wrong with the config data
- */
- public void configure(Renderer renderer) throws FOPException {
- PrintRenderer printRenderer = (PrintRenderer) renderer;
- List<EmbedFontInfo> embedFontInfoList = buildFontList(renderer.getMimeType());
- printRenderer.addFontList(embedFontInfoList);
- }
-
- /** {@inheritDoc} */
- public void configure(IFDocumentHandler documentHandler) throws FOPException {
- //nop
- }
-
- /** {@inheritDoc} */
- public void setupFontInfo(String mimeType, FontInfo fontInfo) throws FOPException {
- FontManager fontManager = userAgent.getFontManager();
- List<FontCollection> fontCollections = getDefaultFontCollection();
- fontCollections.add(getCustomFontCollection(fontManager.getResourceResolver(), mimeType));
- fontManager.setup(fontInfo, fontCollections.toArray(new FontCollection[fontCollections.size()]));
- }
-
- protected abstract List<FontCollection> getDefaultFontCollection();
-
- /**
- * Returns the font collection for custom configured fonts.
- *
- * @param resolver the resource resolver
- * @param mimeType the renderer MIME type
- * @return the font collection
- * @throws FOPException if an error occurs
- */
- protected FontCollection getCustomFontCollection(InternalResourceResolver resolver, String mimeType)
- throws FOPException {
- List<EmbedFontInfo> fontList;
- if (rendererConfigParser == null) {
- fontList = Collections.<EmbedFontInfo>emptyList();
- } else {
- fontList = fontInfoConfigurator.configure(getRendererConfig(mimeType).getFontInfoConfig());
- }
- return createCollectionFromFontList(resolver, fontList);
- }
-
- /***
- * Creates the font collection given a list of embedded font infomation.
- *
- * @param resolver the resource resolver
- * @param fontList the embedded font infomation
- * @return the font collection
- */
- protected FontCollection createCollectionFromFontList(InternalResourceResolver resolver,
- List<EmbedFontInfo> fontList) {
- return new CustomFontCollection(resolver, fontList,
- userAgent.isComplexScriptFeaturesEnabled());
- }
-
- private List<EmbedFontInfo> buildFontList(String mimeType) throws FOPException {
- return fontInfoConfigurator.configure(getRendererConfig(mimeType).getFontInfoConfig());
- }
-
- public static PrintRendererConfigurator createDefaultInstance(FOUserAgent userAgent) {
- // Since PDF is the default output is PDF, it makes sense for the default config parser
- // to also be the PDF flavour
- return new PrintRendererConfigurator(userAgent, new PDFRendererConfigParser()) {
- @Override
- protected List<FontCollection> getDefaultFontCollection() {
- throw new UnsupportedOperationException();
- }
- };
- }
- }
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