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iText, a free Java-PDF library
/*
* $Id: FontFactoryImp.java 3548 2008-07-12 11:15:35Z blowagie $
*
* Copyright 2002 by Bruno Lowagie.
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
package com.lowagie.text;
import java.awt.Color;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Properties;
import java.util.Set;
import com.lowagie.text.html.Markup;
import com.lowagie.text.pdf.BaseFont;
/**
* If you are using True Type fonts, you can declare the paths of the different ttf- and ttc-files
* to this class first and then create fonts in your code using one of the getFont method
* without having to enter a path as parameter.
*
* @author Bruno Lowagie
*/
public class FontFactoryImp {
/** This is a map of postscriptfontnames of True Type fonts and the path of their ttf- or ttc-file. */
private Properties trueTypeFonts = new Properties();
private static String[] TTFamilyOrder = {
"3", "1", "1033",
"3", "0", "1033",
"1", "0", "0",
"0", "3", "0"
};
/** This is a map of fontfamilies. */
private Hashtable fontFamilies = new Hashtable();
/** This is the default encoding to use. */
public String defaultEncoding = BaseFont.WINANSI;
/** This is the default value of the embedded variable. */
public boolean defaultEmbedding = BaseFont.NOT_EMBEDDED;
/** Creates new FontFactory */
public FontFactoryImp() {
trueTypeFonts.setProperty(FontFactory.COURIER.toLowerCase(), FontFactory.COURIER);
trueTypeFonts.setProperty(FontFactory.COURIER_BOLD.toLowerCase(), FontFactory.COURIER_BOLD);
trueTypeFonts.setProperty(FontFactory.COURIER_OBLIQUE.toLowerCase(), FontFactory.COURIER_OBLIQUE);
trueTypeFonts.setProperty(FontFactory.COURIER_BOLDOBLIQUE.toLowerCase(), FontFactory.COURIER_BOLDOBLIQUE);
trueTypeFonts.setProperty(FontFactory.HELVETICA.toLowerCase(), FontFactory.HELVETICA);
trueTypeFonts.setProperty(FontFactory.HELVETICA_BOLD.toLowerCase(), FontFactory.HELVETICA_BOLD);
trueTypeFonts.setProperty(FontFactory.HELVETICA_OBLIQUE.toLowerCase(), FontFactory.HELVETICA_OBLIQUE);
trueTypeFonts.setProperty(FontFactory.HELVETICA_BOLDOBLIQUE.toLowerCase(), FontFactory.HELVETICA_BOLDOBLIQUE);
trueTypeFonts.setProperty(FontFactory.SYMBOL.toLowerCase(), FontFactory.SYMBOL);
trueTypeFonts.setProperty(FontFactory.TIMES_ROMAN.toLowerCase(), FontFactory.TIMES_ROMAN);
trueTypeFonts.setProperty(FontFactory.TIMES_BOLD.toLowerCase(), FontFactory.TIMES_BOLD);
trueTypeFonts.setProperty(FontFactory.TIMES_ITALIC.toLowerCase(), FontFactory.TIMES_ITALIC);
trueTypeFonts.setProperty(FontFactory.TIMES_BOLDITALIC.toLowerCase(), FontFactory.TIMES_BOLDITALIC);
trueTypeFonts.setProperty(FontFactory.ZAPFDINGBATS.toLowerCase(), FontFactory.ZAPFDINGBATS);
ArrayList tmp;
tmp = new ArrayList();
tmp.add(FontFactory.COURIER);
tmp.add(FontFactory.COURIER_BOLD);
tmp.add(FontFactory.COURIER_OBLIQUE);
tmp.add(FontFactory.COURIER_BOLDOBLIQUE);
fontFamilies.put(FontFactory.COURIER.toLowerCase(), tmp);
tmp = new ArrayList();
tmp.add(FontFactory.HELVETICA);
tmp.add(FontFactory.HELVETICA_BOLD);
tmp.add(FontFactory.HELVETICA_OBLIQUE);
tmp.add(FontFactory.HELVETICA_BOLDOBLIQUE);
fontFamilies.put(FontFactory.HELVETICA.toLowerCase(), tmp);
tmp = new ArrayList();
tmp.add(FontFactory.SYMBOL);
fontFamilies.put(FontFactory.SYMBOL.toLowerCase(), tmp);
tmp = new ArrayList();
tmp.add(FontFactory.TIMES_ROMAN);
tmp.add(FontFactory.TIMES_BOLD);
tmp.add(FontFactory.TIMES_ITALIC);
tmp.add(FontFactory.TIMES_BOLDITALIC);
fontFamilies.put(FontFactory.TIMES.toLowerCase(), tmp);
fontFamilies.put(FontFactory.TIMES_ROMAN.toLowerCase(), tmp);
tmp = new ArrayList();
tmp.add(FontFactory.ZAPFDINGBATS);
fontFamilies.put(FontFactory.ZAPFDINGBATS.toLowerCase(), tmp);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param embedded true if the font is to be embedded in the PDF
* @param size the size of this font
* @param style the style of this font
* @param color the Color of this font.
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, boolean embedded, float size, int style, Color color) {
return getFont(fontname, encoding, embedded, size, style, color, true);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param embedded true if the font is to be embedded in the PDF
* @param size the size of this font
* @param style the style of this font
* @param color the Color of this font.
* @param cached true if the font comes from the cache or is added to
* the cache if new, false if the font is always created new
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, boolean embedded, float size, int style, Color color, boolean cached) {
if (fontname == null) return new Font(Font.UNDEFINED, size, style, color);
String lowercasefontname = fontname.toLowerCase();
ArrayList tmp = (ArrayList) fontFamilies.get(lowercasefontname);
if (tmp != null) {
// some bugs were fixed here by Daniel Marczisovszky
int s = style == Font.UNDEFINED ? Font.NORMAL : style;
int fs = Font.NORMAL;
boolean found = false;
for (Iterator i = tmp.iterator(); i.hasNext(); ) {
String f = (String) i.next();
String lcf = f.toLowerCase();
fs = Font.NORMAL;
if (lcf.toLowerCase().indexOf("bold") != -1) fs |= Font.BOLD;
if (lcf.toLowerCase().indexOf("italic") != -1 || lcf.toLowerCase().indexOf("oblique") != -1) fs |= Font.ITALIC;
if ((s & Font.BOLDITALIC) == fs) {
fontname = f;
found = true;
break;
}
}
if (style != Font.UNDEFINED && found) {
style &= ~fs;
}
}
BaseFont basefont = null;
try {
try {
// the font is a type 1 font or CJK font
basefont = BaseFont.createFont(fontname, encoding, embedded, cached, null, null, true);
}
catch(DocumentException de) {
}
if (basefont == null) {
// the font is a true type font or an unknown font
fontname = trueTypeFonts.getProperty(fontname.toLowerCase());
// the font is not registered as truetype font
if (fontname == null) return new Font(Font.UNDEFINED, size, style, color);
// the font is registered as truetype font
basefont = BaseFont.createFont(fontname, encoding, embedded, cached, null, null);
}
}
catch(DocumentException de) {
// this shouldn't happen
throw new ExceptionConverter(de);
}
catch(IOException ioe) {
// the font is registered as a true type font, but the path was wrong
return new Font(Font.UNDEFINED, size, style, color);
}
catch(NullPointerException npe) {
// null was entered as fontname and/or encoding
return new Font(Font.UNDEFINED, size, style, color);
}
return new Font(basefont, size, style, color);
}
/**
* Constructs a Font-object.
*
* @param attributes the attributes of a Font object.
* @return the Font constructed based on the attributes
*/
public Font getFont(Properties attributes) {
String fontname = null;
String encoding = defaultEncoding;
boolean embedded = defaultEmbedding;
float size = Font.UNDEFINED;
int style = Font.NORMAL;
Color color = null;
String value = attributes.getProperty(Markup.HTML_ATTR_STYLE);
if (value != null && value.length() > 0) {
Properties styleAttributes = Markup.parseAttributes(value);
if (styleAttributes.isEmpty()) {
attributes.put(Markup.HTML_ATTR_STYLE, value);
}
else {
fontname = styleAttributes.getProperty(Markup.CSS_KEY_FONTFAMILY);
if (fontname != null) {
String tmp;
while (fontname.indexOf(',') != -1) {
tmp = fontname.substring(0, fontname.indexOf(','));
if (isRegistered(tmp)) {
fontname = tmp;
}
else {
fontname = fontname.substring(fontname.indexOf(',') + 1);
}
}
}
if ((value = styleAttributes.getProperty(Markup.CSS_KEY_FONTSIZE)) != null) {
size = Markup.parseLength(value);
}
if ((value = styleAttributes.getProperty(Markup.CSS_KEY_FONTWEIGHT)) != null) {
style |= Font.getStyleValue(value);
}
if ((value = styleAttributes.getProperty(Markup.CSS_KEY_FONTSTYLE)) != null) {
style |= Font.getStyleValue(value);
}
if ((value = styleAttributes.getProperty(Markup.CSS_KEY_COLOR)) != null) {
color = Markup.decodeColor(value);
}
attributes.putAll(styleAttributes);
for (Enumeration e = styleAttributes.keys(); e.hasMoreElements();) {
Object o = e.nextElement();
attributes.put(o, styleAttributes.get(o));
}
}
}
if ((value = attributes.getProperty(ElementTags.ENCODING)) != null) {
encoding = value;
}
if ("true".equals(attributes.getProperty(ElementTags.EMBEDDED))) {
embedded = true;
}
if ((value = attributes.getProperty(ElementTags.FONT)) != null) {
fontname = value;
}
if ((value = attributes.getProperty(ElementTags.SIZE)) != null) {
size = Markup.parseLength(value);
}
if ((value = attributes.getProperty(Markup.HTML_ATTR_STYLE)) != null) {
style |= Font.getStyleValue(value);
}
if ((value = attributes.getProperty(ElementTags.STYLE)) != null) {
style |= Font.getStyleValue(value);
}
String r = attributes.getProperty(ElementTags.RED);
String g = attributes.getProperty(ElementTags.GREEN);
String b = attributes.getProperty(ElementTags.BLUE);
if (r != null || g != null || b != null) {
int red = 0;
int green = 0;
int blue = 0;
if (r != null) red = Integer.parseInt(r);
if (g != null) green = Integer.parseInt(g);
if (b != null) blue = Integer.parseInt(b);
color = new Color(red, green, blue);
}
else if ((value = attributes.getProperty(ElementTags.COLOR)) != null) {
color = Markup.decodeColor(value);
}
if (fontname == null) {
return getFont(null, encoding, embedded, size, style, color);
}
return getFont(fontname, encoding, embedded, size, style, color);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param embedded true if the font is to be embedded in the PDF
* @param size the size of this font
* @param style the style of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, boolean embedded, float size, int style) {
return getFont(fontname, encoding, embedded, size, style, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param embedded true if the font is to be embedded in the PDF
* @param size the size of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, boolean embedded, float size) {
return getFont(fontname, encoding, embedded, size, Font.UNDEFINED, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param embedded true if the font is to be embedded in the PDF
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, boolean embedded) {
return getFont(fontname, encoding, embedded, Font.UNDEFINED, Font.UNDEFINED, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param size the size of this font
* @param style the style of this font
* @param color the Color of this font.
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, float size, int style, Color color) {
return getFont(fontname, encoding, defaultEmbedding, size, style, color);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param size the size of this font
* @param style the style of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, float size, int style) {
return getFont(fontname, encoding, defaultEmbedding, size, style, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @param size the size of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding, float size) {
return getFont(fontname, encoding, defaultEmbedding, size, Font.UNDEFINED, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param size the size of this font
* @param color the Color of this font.
* @return the Font constructed based on the parameters
* @since 2.1.0
*/
public Font getFont(String fontname, float size, Color color) {
return getFont(fontname, defaultEncoding, defaultEmbedding, size, Font.UNDEFINED, color);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param encoding the encoding of the font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, String encoding) {
return getFont(fontname, encoding, defaultEmbedding, Font.UNDEFINED, Font.UNDEFINED, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param size the size of this font
* @param style the style of this font
* @param color the Color of this font.
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, float size, int style, Color color) {
return getFont(fontname, defaultEncoding, defaultEmbedding, size, style, color);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param size the size of this font
* @param style the style of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, float size, int style) {
return getFont(fontname, defaultEncoding, defaultEmbedding, size, style, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @param size the size of this font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname, float size) {
return getFont(fontname, defaultEncoding, defaultEmbedding, size, Font.UNDEFINED, null);
}
/**
* Constructs a Font-object.
*
* @param fontname the name of the font
* @return the Font constructed based on the parameters
*/
public Font getFont(String fontname) {
return getFont(fontname, defaultEncoding, defaultEmbedding, Font.UNDEFINED, Font.UNDEFINED, null);
}
/**
* Register a font by giving explicitly the font family and name.
* @param familyName the font family
* @param fullName the font name
* @param path the font path
*/
public void registerFamily(String familyName, String fullName, String path) {
if (path != null)
trueTypeFonts.setProperty(fullName, path);
ArrayList tmp = (ArrayList) fontFamilies.get(familyName);
if (tmp == null) {
tmp = new ArrayList();
tmp.add(fullName);
fontFamilies.put(familyName, tmp);
}
else {
int fullNameLength = fullName.length();
boolean inserted = false;
for (int j = 0; j < tmp.size(); ++j) {
if (((String)tmp.get(j)).length() >= fullNameLength) {
tmp.add(j, fullName);
inserted = true;
break;
}
}
if (!inserted)
tmp.add(fullName);
}
}
/**
* Register a ttf- or a ttc-file.
*
* @param path the path to a ttf- or ttc-file
*/
public void register(String path) {
register(path, null);
}
/**
* Register a font file and use an alias for the font contained in it.
*
* @param path the path to a font file
* @param alias the alias you want to use for the font
*/
public void register(String path, String alias) {
try {
if (path.toLowerCase().endsWith(".ttf") || path.toLowerCase().endsWith(".otf") || path.toLowerCase().indexOf(".ttc,") > 0) {
Object allNames[] = BaseFont.getAllFontNames(path, BaseFont.WINANSI, null);
trueTypeFonts.setProperty(((String)allNames[0]).toLowerCase(), path);
if (alias != null) {
trueTypeFonts.setProperty(alias.toLowerCase(), path);
}
// register all the font names with all the locales
String[][] names = (String[][])allNames[2]; //full name
for (int i = 0; i < names.length; i++) {
trueTypeFonts.setProperty(names[i][3].toLowerCase(), path);
}
String fullName = null;
String familyName = null;
names = (String[][])allNames[1]; //family name
for (int k = 0; k < TTFamilyOrder.length; k += 3) {
for (int i = 0; i < names.length; i++) {
if (TTFamilyOrder[k].equals(names[i][0]) && TTFamilyOrder[k + 1].equals(names[i][1]) && TTFamilyOrder[k + 2].equals(names[i][2])) {
familyName = names[i][3].toLowerCase();
k = TTFamilyOrder.length;
break;
}
}
}
if (familyName != null) {
String lastName = "";
names = (String[][])allNames[2]; //full name
for (int i = 0; i < names.length; i++) {
for (int k = 0; k < TTFamilyOrder.length; k += 3) {
if (TTFamilyOrder[k].equals(names[i][0]) && TTFamilyOrder[k + 1].equals(names[i][1]) && TTFamilyOrder[k + 2].equals(names[i][2])) {
fullName = names[i][3];
if (fullName.equals(lastName))
continue;
lastName = fullName;
registerFamily(familyName, fullName, null);
break;
}
}
}
}
}
else if (path.toLowerCase().endsWith(".ttc")) {
if (alias != null)
System.err.println("class FontFactory: You can't define an alias for a true type collection.");
String[] names = BaseFont.enumerateTTCNames(path);
for (int i = 0; i < names.length; i++) {
register(path + "," + i);
}
}
else if (path.toLowerCase().endsWith(".afm") || path.toLowerCase().endsWith(".pfm")) {
BaseFont bf = BaseFont.createFont(path, BaseFont.CP1252, false);
String fullName = bf.getFullFontName()[0][3].toLowerCase();
String familyName = bf.getFamilyFontName()[0][3].toLowerCase();
String psName = bf.getPostscriptFontName().toLowerCase();
registerFamily(familyName, fullName, null);
trueTypeFonts.setProperty(psName, path);
trueTypeFonts.setProperty(fullName, path);
}
}
catch(DocumentException de) {
// this shouldn't happen
throw new ExceptionConverter(de);
}
catch(IOException ioe) {
throw new ExceptionConverter(ioe);
}
}
/** Register all the fonts in a directory.
* @param dir the directory
* @return the number of fonts registered
*/
public int registerDirectory(String dir) {
return registerDirectory(dir, false);
}
/**
* Register all the fonts in a directory and possibly its subdirectories.
* @param dir the directory
* @param scanSubdirectories recursively scan subdirectories if true
* @return the number of fonts registered
* @since 2.1.2
*/
public int registerDirectory(String dir, boolean scanSubdirectories) {
int count = 0;
try {
File file = new File(dir);
if (!file.exists() || !file.isDirectory())
return 0;
String files[] = file.list();
if (files == null)
return 0;
for (int k = 0; k < files.length; ++k) {
try {
file = new File(dir, files[k]);
if (file.isDirectory()) {
if (scanSubdirectories) {
count += registerDirectory(file.getAbsolutePath(), true);
}
} else {
String name = file.getPath();
String suffix = name.length() < 4 ? null : name.substring(name.length() - 4).toLowerCase();
if (".afm".equals(suffix) || ".pfm".equals(suffix)) {
/* Only register Type 1 fonts with matching .pfb files */
File pfb = new File(name.substring(0, name.length() - 4) + ".pfb");
if (pfb.exists()) {
register(name, null);
++count;
}
} else if (".ttf".equals(suffix) || ".otf".equals(suffix) || ".ttc".equals(suffix)) {
register(name, null);
++count;
}
}
}
catch (Exception e) {
//empty on purpose
}
}
}
catch (Exception e) {
//empty on purpose
}
return count;
}
/** Register fonts in some probable directories. It usually works in Windows,
* Linux and Solaris.
* @return the number of fonts registered
*/
public int registerDirectories() {
int count = 0;
count += registerDirectory("c:/windows/fonts");
count += registerDirectory("c:/winnt/fonts");
count += registerDirectory("d:/windows/fonts");
count += registerDirectory("d:/winnt/fonts");
count += registerDirectory("/usr/share/X11/fonts", true);
count += registerDirectory("/usr/X/lib/X11/fonts", true);
count += registerDirectory("/usr/openwin/lib/X11/fonts", true);
count += registerDirectory("/usr/share/fonts", true);
count += registerDirectory("/usr/X11R6/lib/X11/fonts", true);
count += registerDirectory("/Library/Fonts");
count += registerDirectory("/System/Library/Fonts");
return count;
}
/**
* Gets a set of registered fontnames.
* @return a set of registered fonts
*/
public Set getRegisteredFonts() {
return Utilities.getKeySet(trueTypeFonts);
}
/**
* Gets a set of registered fontnames.
* @return a set of registered font families
*/
public Set getRegisteredFamilies() {
return Utilities.getKeySet(fontFamilies);
}
/**
* Checks if a certain font is registered.
*
* @param fontname the name of the font that has to be checked.
* @return true if the font is found
*/
public boolean isRegistered(String fontname) {
return trueTypeFonts.containsKey(fontname.toLowerCase());
}
}