| /* |
| * 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.fonts.apps; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import javax.xml.parsers.DocumentBuilderFactory; |
| |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| |
| import org.apache.commons.logging.LogFactory; |
| |
| import org.apache.fop.Version; |
| import org.apache.fop.fonts.type1.PFMFile; |
| import org.apache.fop.util.CommandLineLogger; |
| |
| /** |
| * A tool which reads PFM files from Adobe Type 1 fonts and creates |
| * XML font metrics file for use in FOP. |
| */ |
| public class PFMReader extends AbstractFontReader { |
| |
| /** |
| * Main constructor. |
| */ |
| public PFMReader() { |
| super(); |
| } |
| |
| private static void displayUsage() { |
| System.out.println( |
| "java " + PFMReader.class.getName() + " [options] metricfile.pfm xmlfile.xml"); |
| System.out.println(); |
| System.out.println("where options can be:"); |
| System.out.println("-d Debug mode"); |
| System.out.println("-q Quiet mode"); |
| System.out.println("-fn <fontname>"); |
| System.out.println(" default is to use the fontname in the .pfm file, but"); |
| System.out.println(" you can override that name to make sure that the"); |
| System.out.println(" embedded font is used (if you're embedding fonts)"); |
| System.out.println(" instead of installed fonts when viewing documents "); |
| System.out.println(" with Acrobat Reader."); |
| } |
| |
| |
| /** |
| * The main method for the PFM reader tool. |
| * |
| * @param args Command-line arguments: [options] metricfile.pfm xmlfile.xml |
| * where options can be: |
| * -fn <fontname> |
| * default is to use the fontname in the .pfm file, but you can override |
| * that name to make sure that the embedded font is used instead of installed |
| * fonts when viewing documents with Acrobat Reader. |
| * -cn <classname> |
| * default is to use the fontname |
| * -ef <path to the Type1 .pfb fontfile> |
| * will add the possibility to embed the font. When running fop, fop will look |
| * for this file to embed it |
| * -er <path to Type1 fontfile relative to org/apache/fop/render/pdf/fonts> |
| * you can also include the fontfile in the fop.jar file when building fop. |
| * You can use both -ef and -er. The file specified in -ef will be searched first, |
| * then the -er file. |
| */ |
| public static void main(String[] args) { |
| String embFile = null; |
| String embResource = null; |
| String className = null; |
| String fontName = null; |
| |
| Map options = new java.util.HashMap(); |
| String[] arguments = parseArguments(options, args); |
| |
| // Enable the simple command line logging when no other logger is |
| // defined. |
| LogFactory logFactory = LogFactory.getFactory(); |
| if (System.getProperty("org.apache.commons.logging.Log") == null) { |
| logFactory.setAttribute("org.apache.commons.logging.Log", |
| CommandLineLogger.class.getName()); |
| } |
| |
| determineLogLevel(options); |
| |
| PFMReader app = new PFMReader(); |
| |
| log.info("PFM Reader for Apache FOP " + Version.getVersion() + "\n"); |
| |
| if (options.get("-ef") != null) { |
| embFile = (String)options.get("-ef"); |
| } |
| |
| if (options.get("-er") != null) { |
| embResource = (String)options.get("-er"); |
| } |
| |
| if (options.get("-fn") != null) { |
| fontName = (String)options.get("-fn"); |
| } |
| |
| if (options.get("-cn") != null) { |
| className = (String)options.get("-cn"); |
| } |
| |
| if (arguments.length != 2 || options.get("-h") != null |
| || options.get("-help") != null || options.get("--help") != null) { |
| displayUsage(); |
| } else { |
| try { |
| log.info("Parsing font..."); |
| PFMFile pfm = app.loadPFM(arguments[0]); |
| if (pfm != null) { |
| app.preview(pfm); |
| |
| Document doc = app.constructFontXML(pfm, |
| fontName, className, embResource, embFile); |
| |
| app.writeFontXML(doc, arguments[1]); |
| } |
| log.info("XML font metrics file successfullly created."); |
| } catch (Exception e) { |
| log.error("Error while building XML font metrics file", e); |
| System.exit(-1); |
| } |
| } |
| } |
| |
| /** |
| * Read a PFM file and returns it as an object. |
| * |
| * @param filename The filename of the PFM file. |
| * @return The PFM as an object. |
| * @throws IOException In case of an I/O problem |
| */ |
| public PFMFile loadPFM(String filename) throws IOException { |
| log.info("Reading " + filename + "..."); |
| log.info(""); |
| InputStream in = new java.io.FileInputStream(filename); |
| try { |
| PFMFile pfm = new PFMFile(); |
| pfm.load(in); |
| return pfm; |
| } finally { |
| in.close(); |
| } |
| } |
| |
| /** |
| * Displays a preview of the PFM file on the console. |
| * |
| * @param pfm The PFM file to preview. |
| */ |
| public void preview(PFMFile pfm) { |
| if (log != null && log.isInfoEnabled()) { |
| log.info("Font: " + pfm.getWindowsName()); |
| log.info("Name: " + pfm.getPostscriptName()); |
| log.info("CharSet: " + pfm.getCharSetName()); |
| log.info("CapHeight: " + pfm.getCapHeight()); |
| log.info("XHeight: " + pfm.getXHeight()); |
| log.info("LowerCaseAscent: " + pfm.getLowerCaseAscent()); |
| log.info("LowerCaseDescent: " + pfm.getLowerCaseDescent()); |
| log.info("Having widths for " + (pfm.getLastChar() - pfm.getFirstChar()) |
| + " characters (" + pfm.getFirstChar() |
| + "-" + pfm.getLastChar() + ")."); |
| log.info("for example: Char " + pfm.getFirstChar() |
| + " has a width of " + pfm.getCharWidth(pfm.getFirstChar())); |
| log.info(""); |
| } |
| } |
| |
| /** |
| * Generates the font metrics file from the PFM file. |
| * |
| * @param pfm The PFM file to generate the font metrics from. |
| * @param fontName name of the font |
| * @param className class name for the font |
| * @param resource path to the font as embedded resource |
| * @param file path to the font as file |
| * @return The DOM document representing the font metrics file. |
| */ |
| public org.w3c.dom.Document constructFontXML(PFMFile pfm, |
| String fontName, String className, String resource, String file) { |
| log.info("Creating xml font file..."); |
| log.info(""); |
| |
| Document doc; |
| try { |
| DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); |
| doc = factory.newDocumentBuilder().newDocument(); |
| } catch (javax.xml.parsers.ParserConfigurationException e) { |
| log.error("Can't create DOM implementation", e); |
| return null; |
| } |
| Element root = doc.createElement("font-metrics"); |
| doc.appendChild(root); |
| root.setAttribute("type", "TYPE1"); |
| |
| Element el = doc.createElement("font-name"); |
| root.appendChild(el); |
| el.appendChild(doc.createTextNode(pfm.getPostscriptName())); |
| |
| // Currently unused. |
| // String s = pfm.getPostscriptName(); |
| // int pos = s.indexOf("-"); |
| // if (pos >= 0) { |
| // char[] sb = new char[s.length() - 1]; |
| // s.getChars(0, pos, sb, 0); |
| // s.getChars(pos + 1, s.length(), sb, pos); |
| // s = new String(sb); |
| // } |
| |
| el = doc.createElement("embed"); |
| root.appendChild(el); |
| if (file != null) { |
| el.setAttribute("file", file); |
| } |
| if (resource != null) { |
| el.setAttribute("class", resource); |
| } |
| |
| el = doc.createElement("encoding"); |
| root.appendChild(el); |
| el.appendChild(doc.createTextNode(pfm.getCharSetName() + "Encoding")); |
| |
| el = doc.createElement("cap-height"); |
| root.appendChild(el); |
| Integer value = new Integer(pfm.getCapHeight()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("x-height"); |
| root.appendChild(el); |
| value = new Integer(pfm.getXHeight()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("ascender"); |
| root.appendChild(el); |
| value = new Integer(pfm.getLowerCaseAscent()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("descender"); |
| root.appendChild(el); |
| value = new Integer(pfm.getLowerCaseDescent()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| Element bbox = doc.createElement("bbox"); |
| root.appendChild(bbox); |
| int[] bb = pfm.getFontBBox(); |
| final String[] names = {"left", "bottom", "right", "top"}; |
| for (int i = 0; i < names.length; i++) { |
| el = doc.createElement(names[i]); |
| bbox.appendChild(el); |
| value = new Integer(bb[i]); |
| el.appendChild(doc.createTextNode(value.toString())); |
| } |
| |
| el = doc.createElement("flags"); |
| root.appendChild(el); |
| value = new Integer(pfm.getFlags()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("stemv"); |
| root.appendChild(el); |
| value = new Integer(pfm.getStemV()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("italicangle"); |
| root.appendChild(el); |
| value = new Integer(pfm.getItalicAngle()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("first-char"); |
| root.appendChild(el); |
| value = new Integer(pfm.getFirstChar()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| el = doc.createElement("last-char"); |
| root.appendChild(el); |
| value = new Integer(pfm.getLastChar()); |
| el.appendChild(doc.createTextNode(value.toString())); |
| |
| Element widths = doc.createElement("widths"); |
| root.appendChild(widths); |
| |
| for (short i = pfm.getFirstChar(); i <= pfm.getLastChar(); i++) { |
| el = doc.createElement("char"); |
| widths.appendChild(el); |
| el.setAttribute("idx", Integer.toString(i)); |
| el.setAttribute("wdt", Integer.toString(pfm.getCharWidth(i))); |
| } |
| |
| |
| // Get kerning |
| Iterator iter = pfm.getKerning().keySet().iterator(); |
| while (iter.hasNext()) { |
| Integer kpx1 = (Integer)iter.next(); |
| el = doc.createElement("kerning"); |
| el.setAttribute("kpx1", kpx1.toString()); |
| root.appendChild(el); |
| Element el2 = null; |
| |
| Map h2 = (Map) pfm.getKerning().get(kpx1); |
| Iterator enum2 = h2.entrySet().iterator(); |
| while (enum2.hasNext()) { |
| Map.Entry entry = (Map.Entry) enum2.next(); |
| Integer kpx2 = (Integer) entry.getKey(); |
| el2 = doc.createElement("pair"); |
| el2.setAttribute("kpx2", kpx2.toString()); |
| Integer val = (Integer) entry.getValue(); |
| el2.setAttribute("kern", val.toString()); |
| el.appendChild(el2); |
| } |
| } |
| return doc; |
| } |
| } |
| |
| |
| |
| |