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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.afp;
-
- import java.io.IOException;
- import java.net.URI;
- import java.net.URISyntaxException;
- import java.util.ArrayList;
- import java.util.Collections;
- import java.util.List;
-
- import org.apache.avalon.framework.configuration.Configuration;
- import org.apache.avalon.framework.configuration.ConfigurationException;
- import org.apache.commons.logging.Log;
- import org.apache.commons.logging.LogFactory;
-
- import org.apache.fop.afp.AFPEventProducer;
- import org.apache.fop.afp.fonts.AFPFont;
- import org.apache.fop.afp.fonts.AFPFontInfo;
- import org.apache.fop.afp.fonts.CharacterSet;
- import org.apache.fop.afp.fonts.CharacterSetBuilder;
- import org.apache.fop.afp.fonts.CharacterSetType;
- import org.apache.fop.afp.fonts.DoubleByteFont;
- import org.apache.fop.afp.fonts.OutlineFont;
- import org.apache.fop.afp.fonts.RasterFont;
- import org.apache.fop.afp.util.AFPResourceAccessor;
- import org.apache.fop.apps.FOPException;
- import org.apache.fop.apps.io.InternalResourceResolver;
- import org.apache.fop.events.EventProducer;
- import org.apache.fop.fonts.EmbedFontInfo;
- import org.apache.fop.fonts.FontConfig;
- import org.apache.fop.fonts.FontManager;
- import org.apache.fop.fonts.FontManagerConfigurator;
- import org.apache.fop.fonts.FontTriplet;
- import org.apache.fop.fonts.FontTriplet.Matcher;
- import org.apache.fop.fonts.FontType;
- import org.apache.fop.fonts.FontUris;
- import org.apache.fop.fonts.FontUtil;
- import org.apache.fop.fonts.LazyFont;
- import org.apache.fop.fonts.Typeface;
-
- /**
- * The config object for AFP fonts, these differ from the the more generic fonts (TTF and Type1).
- */
- public final class AFPFontConfig implements FontConfig {
-
- private static final Log LOG = LogFactory.getLog(AFPFontConfig.class);
-
- private final List<AFPFontConfigData> fontsConfig;
-
- private AFPFontConfig() {
- fontsConfig = new ArrayList<AFPFontConfigData>();
- }
-
- /**
- * Returns a list of AFP font configuration data.
- * @return the AFP font config data
- */
- public List<AFPFontConfigData> getFontConfig() {
- return fontsConfig;
- }
-
- /**
- * The parser for AFP font data.
- */
- static final class AFPFontInfoConfigParser implements FontConfigParser {
-
- /** {@inheritDoc}} */
- public AFPFontConfig parse(Configuration cfg, FontManager fontManager, boolean strict,
- EventProducer eventProducer) throws FOPException {
- try {
- return new ParserHelper(cfg, fontManager, strict,
- (AFPEventProducer) eventProducer).fontConfig;
- } catch (ConfigurationException ce) {
- throw new FOPException(ce);
- }
- }
-
- AFPFontConfig getEmptyConfig() {
- return new AFPFontConfig();
- }
- }
-
- private static final class AggregateMatcher implements Matcher {
-
- private final List<Matcher> matchers;
-
- private AggregateMatcher(Matcher... matchers) {
- this.matchers = new ArrayList<Matcher>();
- for (Matcher matcher : matchers) {
- if (matcher != null) {
- this.matchers.add(matcher);
- }
- }
- }
-
- public boolean matches(FontTriplet triplet) {
- for (Matcher matcher : matchers) {
- if (matcher.matches(triplet)) {
- return true;
- }
- }
- return false;
- }
-
- }
-
- private static final class ParserHelper {
-
- private static final Log LOG = LogFactory.getLog(ParserHelper.class);
-
- private final AFPFontConfig fontConfig;
-
- private final Matcher matcher;
-
- private ParserHelper(Configuration cfg, FontManager fontManager, boolean strict,
- AFPEventProducer eventProducer) throws FOPException, ConfigurationException {
- Configuration fonts = cfg.getChild("fonts");
- Matcher localMatcher = null;
- Configuration referencedFontsCfg = fonts.getChild("referenced-fonts", false);
- if (referencedFontsCfg != null) {
- localMatcher = FontManagerConfigurator.createFontsMatcher(referencedFontsCfg, strict);
- }
- matcher = new AggregateMatcher(fontManager.getReferencedFontsMatcher(), localMatcher);
- fontConfig = new AFPFontConfig();
- for (Configuration font : fonts.getChildren("font")) {
- buildFont(font, eventProducer);
- }
- }
-
- private void buildFont(Configuration fontCfg, AFPEventProducer eventProducer)
- throws ConfigurationException {
- //FontManager fontManager = this.userAgent.getFontManager();
- Configuration[] triplets = fontCfg.getChildren("font-triplet");
- List<FontTriplet> tripletList = new ArrayList<FontTriplet>();
- if (triplets.length == 0) {
- eventProducer.fontConfigMissing(this, "<font-triplet...", fontCfg.getLocation());
- return;
- }
- for (Configuration triplet : triplets) {
- int weight = FontUtil.parseCSS2FontWeight(triplet.getAttribute("weight"));
- FontTriplet fontTriplet = new FontTriplet(triplet.getAttribute("name"),
- triplet.getAttribute("style"), weight);
- tripletList.add(fontTriplet);
- }
-
- String tturi = fontCfg.getAttribute("embed-url", null);
- if (tturi != null) {
- fontFromType(tripletList, "truetype", null, "UTF-16BE", fontCfg, eventProducer, tturi);
- return;
- }
-
- //build the fonts
- Configuration[] config = fontCfg.getChildren("afp-font");
- if (config.length == 0) {
- eventProducer.fontConfigMissing(this, "<afp-font...", fontCfg.getLocation());
- return;
- }
- Configuration afpFontCfg = config[0];
- String uri = afpFontCfg.getAttribute("base-uri", null);
- try {
- String type = afpFontCfg.getAttribute("type");
- if (type == null) {
- eventProducer.fontConfigMissing(this, "type attribute", fontCfg.getLocation());
- return;
- }
- String codepage = afpFontCfg.getAttribute("codepage");
- if (codepage == null) {
- eventProducer.fontConfigMissing(this, "codepage attribute",
- fontCfg.getLocation());
- return;
- }
- String encoding = afpFontCfg.getAttribute("encoding");
- if (encoding == null) {
- eventProducer.fontConfigMissing(this, "encoding attribute",
- fontCfg.getLocation());
- return;
- }
-
- fontFromType(tripletList, type, codepage, encoding, afpFontCfg, eventProducer, uri);
- } catch (ConfigurationException ce) {
- eventProducer.invalidConfiguration(this, ce);
- }
- }
-
- private void fontFromType(List<FontTriplet> fontTriplets, String type, String codepage,
- String encoding, Configuration cfg, AFPEventProducer eventProducer, String embedURI)
- throws ConfigurationException {
- AFPFontConfigData config = null;
- if ("raster".equalsIgnoreCase(type)) {
- config = getRasterFont(fontTriplets, type, codepage, encoding, cfg, eventProducer,
- embedURI);
- } else if ("outline".equalsIgnoreCase(type)) {
- config = getOutlineFont(fontTriplets, type, codepage, encoding, cfg, eventProducer,
- embedURI);
- } else if ("CIDKeyed".equalsIgnoreCase(type)) {
- config = getCIDKeyedFont(fontTriplets, type, codepage, encoding, cfg,
- eventProducer, embedURI);
- } else if ("truetype".equalsIgnoreCase(type)) {
- config = getTruetypeFont(fontTriplets, type, codepage, encoding, cfg, eventProducer, embedURI);
- } else {
- LOG.error("No or incorrect type attribute: " + type);
- }
- if (config != null) {
- fontConfig.fontsConfig.add(config);
- }
- }
-
- private CIDKeyedFontConfig getCIDKeyedFont(List<FontTriplet> fontTriplets, String type,
- String codepage, String encoding, Configuration cfg, AFPEventProducer eventProducer,
- String uri) throws ConfigurationException {
- String characterset = cfg.getAttribute("characterset");
- if (characterset == null) {
- eventProducer.fontConfigMissing(this, "characterset attribute",
- cfg.getLocation());
- return null;
- }
- String name = cfg.getAttribute("name", characterset);
- CharacterSetType charsetType = cfg.getAttributeAsBoolean("ebcdic-dbcs", false)
- ? CharacterSetType.DOUBLE_BYTE_LINE_DATA : CharacterSetType.DOUBLE_BYTE;
- return new CIDKeyedFontConfig(fontTriplets, type, codepage, encoding, characterset,
- name, charsetType, isEmbbedable(fontTriplets), uri);
- }
-
- private OutlineFontConfig getOutlineFont(List<FontTriplet> fontTriplets, String type,
- String codepage, String encoding, Configuration cfg,
- AFPEventProducer eventProducer, String uri) throws ConfigurationException {
- String characterset = cfg.getAttribute("characterset");
- if (characterset == null) {
- eventProducer.fontConfigMissing(this, "characterset attribute",
- cfg.getLocation());
- return null;
- }
- String name = cfg.getAttribute("name", characterset);
- String base14 = cfg.getAttribute("base14-font", null);
- return new OutlineFontConfig(fontTriplets, type, codepage, encoding, characterset,
- name, base14, isEmbbedable(fontTriplets), uri);
- }
-
- private TrueTypeFontConfig getTruetypeFont(List<FontTriplet> fontTriplets, String type, String codepage,
- String encoding, Configuration cfg, AFPEventProducer eventProducer,
- String uri) throws ConfigurationException {
- String name = cfg.getAttribute("name", null);
- if (name == null) {
- eventProducer.fontConfigMissing(this, "font name attribute", cfg.getLocation());
- return null;
- }
- String subfont = cfg.getAttribute("sub-font", null);
- return new TrueTypeFontConfig(fontTriplets, type, codepage, encoding, "",
- name, subfont, isEmbbedable(fontTriplets), uri);
- }
-
- private RasterFontConfig getRasterFont(List<FontTriplet> triplets, String type,
- String codepage, String encoding, Configuration cfg,
- AFPEventProducer eventProducer, String uri)
- throws ConfigurationException {
- String name = cfg.getAttribute("name", "Unknown");
- // Create a new font object
- Configuration[] rasters = cfg.getChildren("afp-raster-font");
- if (rasters.length == 0) {
- eventProducer.fontConfigMissing(this, "<afp-raster-font...",
- cfg.getLocation());
- return null;
- }
- List<RasterCharactersetData> charsetData = new ArrayList<RasterCharactersetData>();
- for (Configuration rasterCfg : rasters) {
- String characterset = rasterCfg.getAttribute("characterset");
- if (characterset == null) {
- eventProducer.fontConfigMissing(this, "characterset attribute",
- cfg.getLocation());
- return null;
- }
- float size = rasterCfg.getAttributeAsFloat("size");
- int sizeMpt = (int) (size * 1000);
- String base14 = rasterCfg.getAttribute("base14-font", null);
- charsetData.add(new RasterCharactersetData(characterset, sizeMpt, base14));
- }
- return new RasterFontConfig(triplets, type, codepage, encoding, null, name, uri, charsetData,
- isEmbbedable(triplets));
- }
-
- private boolean isEmbbedable(List<FontTriplet> triplets) {
- for (FontTriplet triplet : triplets) {
- if (matcher.matches(triplet)) {
- return false;
- }
- }
- return true;
- }
-
- }
-
- abstract static class AFPFontConfigData {
- protected final List<FontTriplet> triplets;
- private final String codePage;
- private final String encoding;
- private final String name;
- private final boolean embeddable;
- protected final String uri;
-
- AFPFontConfigData(List<FontTriplet> triplets, String type, String codePage,
- String encoding, String name, boolean embeddable, String uri) {
- this.triplets = Collections.unmodifiableList(triplets);
- this.codePage = codePage;
- this.encoding = encoding;
- this.name = name;
- this.embeddable = embeddable;
- this.uri = uri;
- }
-
- static AFPFontInfo getFontInfo(AFPFont font, AFPFontConfigData config) {
- return font != null ? new AFPFontInfo(font, config.triplets) : null;
- }
-
- abstract AFPFontInfo getFontInfo(InternalResourceResolver resourceResolver,
- AFPEventProducer eventProducer) throws IOException;
-
- AFPResourceAccessor getAccessor(InternalResourceResolver resourceResolver) {
- return new AFPResourceAccessor(resourceResolver, uri);
- }
- }
-
- static final class CIDKeyedFontConfig extends AFPFontConfigData {
-
- private final CharacterSetType charsetType;
-
- private final String characterset;
-
- private CIDKeyedFontConfig(List<FontTriplet> triplets, String type, String codePage, String encoding,
- String characterset, String name, CharacterSetType charsetType, boolean embeddable, String uri) {
- super(triplets, type, codePage, encoding, name, embeddable, uri);
- this.characterset = characterset;
- this.charsetType = charsetType;
- }
-
- @Override
- AFPFontInfo getFontInfo(InternalResourceResolver resourceResolver, AFPEventProducer eventProducer)
- throws IOException {
- AFPResourceAccessor accessor = getAccessor(resourceResolver);
- CharacterSet characterSet = CharacterSetBuilder.getDoubleByteInstance().buildDBCS(
- characterset, super.codePage, super.encoding, charsetType, accessor, eventProducer);
- return getFontInfo(new DoubleByteFont(super.codePage, super.embeddable, characterSet,
- eventProducer), this);
- }
- }
-
- static final class TrueTypeFontConfig extends AFPFontConfigData {
- private String characterset;
- private String subfont;
- private String fontUri;
-
- private TrueTypeFontConfig(List<FontTriplet> triplets, String type, String codePage,
- String encoding, String characterset, String name, String subfont,
- boolean embeddable, String uri) {
- super(triplets, type, codePage, encoding, name, embeddable, null);
- this.characterset = characterset;
- this.subfont = subfont;
- this.fontUri = uri;
- }
-
- @Override
- AFPFontInfo getFontInfo(InternalResourceResolver resourceResolver, AFPEventProducer eventProducer)
- throws IOException {
- try {
- Typeface tf = new LazyFont(new EmbedFontInfo(
- new FontUris(new URI(fontUri), null)
- , false, true, null, subfont), resourceResolver, false).getRealFont();
-
- AFPResourceAccessor accessor = getAccessor(resourceResolver);
- CharacterSet characterSet = CharacterSetBuilder.getDoubleByteInstance().build(characterset,
- super.codePage, super.encoding, tf, accessor, eventProducer);
- OutlineFont font = new AFPTrueTypeFont(super.name, super.embeddable, characterSet,
- eventProducer, subfont, new URI(fontUri));
- return getFontInfo(font, this);
- } catch (URISyntaxException e) {
- throw new IOException(e);
- }
- }
- }
-
- public static class AFPTrueTypeFont extends OutlineFont {
- private String ttc;
- private URI uri;
- public AFPTrueTypeFont(String name, boolean embeddable, CharacterSet charSet, AFPEventProducer eventProducer,
- String ttc, URI uri) {
- super(name, embeddable, charSet, eventProducer);
- this.ttc = ttc;
- this.uri = uri;
- }
-
- public FontType getFontType() {
- return FontType.TRUETYPE;
- }
-
- public String getTTC() {
- return ttc;
- }
-
- public URI getUri() {
- return uri;
- }
- }
-
- static final class OutlineFontConfig extends AFPFontConfigData {
- private final String base14;
- private final String characterset;
-
- private OutlineFontConfig(List<FontTriplet> triplets, String type, String codePage,
- String encoding, String characterset, String name, String base14, boolean embeddable, String uri) {
- super(triplets, type, codePage, encoding, name, embeddable, uri);
- this.characterset = characterset;
- this.base14 = base14;
- }
-
- @Override
- AFPFontInfo getFontInfo(InternalResourceResolver resourceResolver, AFPEventProducer eventProducer)
- throws IOException {
- CharacterSet characterSet = null;
- if (base14 != null) {
- try {
- Typeface tf = getTypeFace(base14);
- characterSet = CharacterSetBuilder.getSingleByteInstance()
- .build(characterset, super.codePage,
- super.encoding, tf, eventProducer);
- } catch (ClassNotFoundException cnfe) {
- String msg = "The base 14 font class for " + characterset
- + " could not be found";
- LOG.error(msg);
- }
- } else {
- AFPResourceAccessor accessor = getAccessor(resourceResolver);
- characterSet = CharacterSetBuilder.getSingleByteInstance().buildSBCS(
- characterset, super.codePage, super.encoding, accessor, eventProducer);
- }
- return getFontInfo(new OutlineFont(super.name, super.embeddable, characterSet,
- eventProducer), this);
- }
- }
-
- private static Typeface getTypeFace(String base14Name) throws ClassNotFoundException {
- try {
- Class<? extends Typeface> clazz = Class.forName("org.apache.fop.fonts.base14."
- + base14Name).asSubclass(Typeface.class);
- return clazz.newInstance();
- } catch (IllegalAccessException iae) {
- LOG.error(iae.getMessage());
- } catch (ClassNotFoundException cnfe) {
- LOG.error(cnfe.getMessage());
- } catch (InstantiationException ie) {
- LOG.error(ie.getMessage());
- }
- throw new ClassNotFoundException("Couldn't load file for AFP font with base14 name: "
- + base14Name);
- }
-
- static final class RasterFontConfig extends AFPFontConfigData {
- private final List<RasterCharactersetData> charsets;
-
- private RasterFontConfig(List<FontTriplet> triplets, String type, String codePage,
- String encoding, String characterset, String name, String uri,
- List<RasterCharactersetData> csetData, boolean embeddable) {
- super(triplets, type, codePage, encoding, name, embeddable, uri);
- this.charsets = Collections.unmodifiableList(csetData);
- }
-
- @Override
- AFPFontInfo getFontInfo(InternalResourceResolver resourceResolver, AFPEventProducer eventProducer)
- throws IOException {
- RasterFont rasterFont = new RasterFont(super.name, super.embeddable);
- for (RasterCharactersetData charset : charsets) {
- if (charset.base14 != null) {
- try {
- Typeface tf = getTypeFace(charset.base14);
- rasterFont.addCharacterSet(charset.size,
- CharacterSetBuilder.getSingleByteInstance().build(
- charset.characterset, super.codePage, super.encoding,
- tf, eventProducer));
-
- } catch (ClassNotFoundException cnfe) {
- String msg = "The base 14 font class for " + charset.characterset
- + " could not be found";
- LOG.error(msg);
- } catch (IOException ie) {
- String msg = "The base 14 font class " + charset.characterset
- + " could not be instantiated";
- LOG.error(msg);
- }
- } else {
- AFPResourceAccessor accessor = getAccessor(resourceResolver);
- rasterFont.addCharacterSet(charset.size,
- CharacterSetBuilder.getSingleByteInstance().buildSBCS(charset.characterset,
- super.codePage, super.encoding, accessor, eventProducer));
- }
- }
- return getFontInfo(rasterFont, this);
- }
- }
-
- static final class RasterCharactersetData {
- private final String characterset;
- private final int size;
- private final String base14;
-
- private RasterCharactersetData(String characterset, int size, String base14) {
- this.characterset = characterset;
- this.size = size;
- this.base14 = base14;
- }
- }
- }
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