diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/Type1Font.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/Type1Font.java | 807 |
1 files changed, 0 insertions, 807 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/Type1Font.java b/src/main/java/com/lowagie/text/pdf/Type1Font.java deleted file mode 100644 index d73ce61..0000000 --- a/src/main/java/com/lowagie/text/pdf/Type1Font.java +++ /dev/null @@ -1,807 +0,0 @@ -/*
- * $Id: Type1Font.java,v 1.65 2006/02/23 16:45:49 psoares33 Exp $
- * $Name: $
- *
- * Copyright 2001, 2002 Paulo Soares
- *
- * 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.pdf;
-
-import com.lowagie.text.DocumentException;
-import java.util.HashMap;
-import java.util.StringTokenizer;
-import com.lowagie.text.pdf.fonts.FontsResourceAnchor;
-import java.io.*;
-
-/** Reads a Type1 font
- *
- * @author Paulo Soares (psoares@consiste.pt)
- */
-class Type1Font extends BaseFont
-{
- private static FontsResourceAnchor resourceAnchor;
-
- /** The PFB file if the input was made with a <CODE>byte</CODE> array.
- */
- protected byte pfb[];
-/** The Postscript font name.
- */
- private String FontName;
-/** The full name of the font.
- */
- private String FullName;
-/** The family name of the font.
- */
- private String FamilyName;
-/** The weight of the font: normal, bold, etc.
- */
- private String Weight = "";
-/** The italic angle of the font, usually 0.0 or negative.
- */
- private float ItalicAngle = 0.0f;
-/** <CODE>true</CODE> if all the characters have the same
- * width.
- */
- private boolean IsFixedPitch = false;
-/** The character set of the font.
- */
- private String CharacterSet;
-/** The llx of the FontBox.
- */
- private int llx = -50;
-/** The lly of the FontBox.
- */
- private int lly = -200;
-/** The lurx of the FontBox.
- */
- private int urx = 1000;
-/** The ury of the FontBox.
- */
- private int ury = 900;
-/** The underline position.
- */
- private int UnderlinePosition = -100;
-/** The underline thickness.
- */
- private int UnderlineThickness = 50;
-/** The font's encoding name. This encoding is 'StandardEncoding' or
- * 'AdobeStandardEncoding' for a font that can be totally encoded
- * according to the characters names. For all other names the
- * font is treated as symbolic.
- */
- private String EncodingScheme = "FontSpecific";
-/** A variable.
- */
- private int CapHeight = 700;
-/** A variable.
- */
- private int XHeight = 480;
-/** A variable.
- */
- private int Ascender = 800;
-/** A variable.
- */
- private int Descender = -200;
-/** A variable.
- */
- private int StdHW;
-/** A variable.
- */
- private int StdVW = 80;
-
-/** Represents the section CharMetrics in the AFM file. Each
- * value of this array contains a <CODE>Object[4]</CODE> with an
- * Integer, Integer, String and int[]. This is the code, width, name and char bbox.
- * The key is the name of the char and also an Integer with the char number.
- */
- private HashMap CharMetrics = new HashMap();
-/** Represents the section KernPairs in the AFM file. The key is
- * the name of the first character and the value is a <CODE>Object[]</CODE>
- * with 2 elements for each kern pair. Position 0 is the name of
- * the second character and position 1 is the kerning distance. This is
- * repeated for all the pairs.
- */
- private HashMap KernPairs = new HashMap();
-/** The file in use.
- */
- private String fileName;
-/** <CODE>true</CODE> if this font is one of the 14 built in fonts.
- */
- private boolean builtinFont = false;
-/** Types of records in a PFB file. ASCII is 1 and BINARY is 2.
- * They have to appear in the PFB file in this sequence.
- */
- private static final int pfbTypes[] = {1, 2, 1};
-
- /** Creates a new Type1 font.
- * @param ttfAfm the AFM file if the input is made with a <CODE>byte</CODE> array
- * @param pfb the PFB file if the input is made with a <CODE>byte</CODE> array
- * @param afmFile the name of one of the 14 built-in fonts or the location of an AFM file. The file must end in '.afm'
- * @param enc the encoding to be applied to this font
- * @param emb true if the font is to be embedded in the PDF
- * @throws DocumentException the AFM file is invalid
- * @throws IOException the AFM file could not be read
- */
- Type1Font(String afmFile, String enc, boolean emb, byte ttfAfm[], byte pfb[]) throws DocumentException, IOException
- {
- if (emb && ttfAfm != null && pfb == null)
- throw new DocumentException("Two byte arrays are needed if the Type1 font is embedded.");
- if (emb && ttfAfm != null)
- this.pfb = pfb;
- encoding = enc;
- embedded = emb;
- fileName = afmFile;
- fontType = FONT_TYPE_T1;
- RandomAccessFileOrArray rf = null;
- InputStream is = null;
- if (BuiltinFonts14.containsKey(afmFile)) {
- embedded = false;
- builtinFont = true;
- byte buf[] = new byte[1024];
- try {
- if (resourceAnchor == null)
- resourceAnchor = new FontsResourceAnchor();
- is = getResourceStream(RESOURCE_PATH + afmFile + ".afm", resourceAnchor.getClass().getClassLoader());
- if (is == null) {
- String msg = afmFile + " not found as resource. (The *.afm files must exist as resources in the package com.lowagie.text.pdf.fonts)";
- System.err.println(msg);
- throw new DocumentException(msg);
- }
- ByteArrayOutputStream out = new ByteArrayOutputStream();
- while (true) {
- int size = is.read(buf);
- if (size < 0)
- break;
- out.write(buf, 0, size);
- }
- buf = out.toByteArray();
- }
- finally {
- if (is != null) {
- try {
- is.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- }
- try {
- rf = new RandomAccessFileOrArray(buf);
- process(rf);
- }
- finally {
- if (rf != null) {
- try {
- rf.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- }
- }
- else if (afmFile.toLowerCase().endsWith(".afm")) {
- try {
- if (ttfAfm == null)
- rf = new RandomAccessFileOrArray(afmFile);
- else
- rf = new RandomAccessFileOrArray(ttfAfm);
- process(rf);
- }
- finally {
- if (rf != null) {
- try {
- rf.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- }
- }
- else if (afmFile.toLowerCase().endsWith(".pfm")) {
- try {
- ByteArrayOutputStream ba = new ByteArrayOutputStream();
- if (ttfAfm == null)
- rf = new RandomAccessFileOrArray(afmFile);
- else
- rf = new RandomAccessFileOrArray(ttfAfm);
- Pfm2afm.convert(rf, ba);
- rf.close();
- rf = new RandomAccessFileOrArray(ba.toByteArray());
- process(rf);
- }
- finally {
- if (rf != null) {
- try {
- rf.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- }
- }
- else
- throw new DocumentException(afmFile + " is not an AFM or PFM font file.");
- try {
- EncodingScheme = EncodingScheme.trim();
- if (EncodingScheme.equals("AdobeStandardEncoding") || EncodingScheme.equals("StandardEncoding")) {
- fontSpecific = false;
- }
- PdfEncodings.convertToBytes(" ", enc); // check if the encoding exists
- createEncoding();
- }
- catch (RuntimeException re) {
- throw re;
- }
- catch (Exception e) {
- throw new DocumentException(e);
- }
- }
-
-/** Gets the width from the font according to the <CODE>name</CODE> or,
- * if the <CODE>name</CODE> is null, meaning it is a symbolic font,
- * the char <CODE>c</CODE>.
- * @param c the char if the font is symbolic
- * @param name the glyph name
- * @return the width of the char
- */
- int getRawWidth(int c, String name) {
- Object metrics[];
- if (name == null) { // font specific
- metrics = (Object[])CharMetrics.get(new Integer(c));
- }
- else {
- if (name.equals(".notdef"))
- return 0;
- metrics = (Object[])CharMetrics.get(name);
- }
- if (metrics != null)
- return ((Integer)(metrics[1])).intValue();
- return 0;
- }
-
-/** Gets the kerning between two Unicode characters. The characters
- * are converted to names and this names are used to find the kerning
- * pairs in the <CODE>HashMap</CODE> <CODE>KernPairs</CODE>.
- * @param char1 the first char
- * @param char2 the second char
- * @return the kerning to be applied
- */
- public int getKerning(char char1, char char2)
- {
- String first = GlyphList.unicodeToName((int)char1);
- if (first == null)
- return 0;
- String second = GlyphList.unicodeToName((int)char2);
- if (second == null)
- return 0;
- Object obj[] = (Object[])KernPairs.get(first);
- if (obj == null)
- return 0;
- for (int k = 0; k < obj.length; k += 2) {
- if (second.equals(obj[k]))
- return ((Integer)obj[k + 1]).intValue();
- }
- return 0;
- }
-
-
- /** Reads the font metrics
- * @param rf the AFM file
- * @throws DocumentException the AFM file is invalid
- * @throws IOException the AFM file could not be read
- */
- public void process(RandomAccessFileOrArray rf) throws DocumentException, IOException
- {
- String line;
- boolean isMetrics = false;
- while ((line = rf.readLine()) != null)
- {
- StringTokenizer tok = new StringTokenizer(line);
- if (!tok.hasMoreTokens())
- continue;
- String ident = tok.nextToken();
- if (ident.equals("FontName"))
- FontName = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("FullName"))
- FullName = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("FamilyName"))
- FamilyName = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("Weight"))
- Weight = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("ItalicAngle"))
- ItalicAngle = Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("IsFixedPitch"))
- IsFixedPitch = tok.nextToken().equals("true");
- else if (ident.equals("CharacterSet"))
- CharacterSet = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("FontBBox"))
- {
- llx = (int)Float.valueOf(tok.nextToken()).floatValue();
- lly = (int)Float.valueOf(tok.nextToken()).floatValue();
- urx = (int)Float.valueOf(tok.nextToken()).floatValue();
- ury = (int)Float.valueOf(tok.nextToken()).floatValue();
- }
- else if (ident.equals("UnderlinePosition"))
- UnderlinePosition = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("UnderlineThickness"))
- UnderlineThickness = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("EncodingScheme"))
- EncodingScheme = tok.nextToken("\u00ff").substring(1);
- else if (ident.equals("CapHeight"))
- CapHeight = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("XHeight"))
- XHeight = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("Ascender"))
- Ascender = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("Descender"))
- Descender = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("StdHW"))
- StdHW = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("StdVW"))
- StdVW = (int)Float.valueOf(tok.nextToken()).floatValue();
- else if (ident.equals("StartCharMetrics"))
- {
- isMetrics = true;
- break;
- }
- }
- if (!isMetrics)
- throw new DocumentException("Missing StartCharMetrics in " + fileName);
- while ((line = rf.readLine()) != null)
- {
- StringTokenizer tok = new StringTokenizer(line);
- if (!tok.hasMoreTokens())
- continue;
- String ident = tok.nextToken();
- if (ident.equals("EndCharMetrics"))
- {
- isMetrics = false;
- break;
- }
- Integer C = new Integer(-1);
- Integer WX = new Integer(250);
- String N = "";
- int B[] = null;
-
- tok = new StringTokenizer(line, ";");
- while (tok.hasMoreTokens())
- {
- StringTokenizer tokc = new StringTokenizer(tok.nextToken());
- if (!tokc.hasMoreTokens())
- continue;
- ident = tokc.nextToken();
- if (ident.equals("C"))
- C = Integer.valueOf(tokc.nextToken());
- else if (ident.equals("WX"))
- WX = new Integer(Float.valueOf(tokc.nextToken()).intValue());
- else if (ident.equals("N"))
- N = tokc.nextToken();
- else if (ident.equals("B")) {
- B = new int[]{Integer.parseInt(tokc.nextToken()),
- Integer.parseInt(tokc.nextToken()),
- Integer.parseInt(tokc.nextToken()),
- Integer.parseInt(tokc.nextToken())};
- }
- }
- Object metrics[] = new Object[]{C, WX, N, B};
- if (C.intValue() >= 0)
- CharMetrics.put(C, metrics);
- CharMetrics.put(N, metrics);
- }
- if (isMetrics)
- throw new DocumentException("Missing EndCharMetrics in " + fileName);
- while ((line = rf.readLine()) != null)
- {
- StringTokenizer tok = new StringTokenizer(line);
- if (!tok.hasMoreTokens())
- continue;
- String ident = tok.nextToken();
- if (ident.equals("EndFontMetrics"))
- return;
- if (ident.equals("StartKernPairs"))
- {
- isMetrics = true;
- break;
- }
- }
- if (!isMetrics)
- throw new DocumentException("Missing EndFontMetrics in " + fileName);
- while ((line = rf.readLine()) != null)
- {
- StringTokenizer tok = new StringTokenizer(line);
- if (!tok.hasMoreTokens())
- continue;
- String ident = tok.nextToken();
- if (ident.equals("KPX"))
- {
- String first = tok.nextToken();
- String second = tok.nextToken();
- Integer width = new Integer(Float.valueOf(tok.nextToken()).intValue());
- Object relates[] = (Object[])KernPairs.get(first);
- if (relates == null)
- KernPairs.put(first, new Object[]{second, width});
- else
- {
- int n = relates.length;
- Object relates2[] = new Object[n + 2];
- System.arraycopy(relates, 0, relates2, 0, n);
- relates2[n] = second;
- relates2[n + 1] = width;
- KernPairs.put(first, relates2);
- }
- }
- else if (ident.equals("EndKernPairs"))
- {
- isMetrics = false;
- break;
- }
- }
- if (isMetrics)
- throw new DocumentException("Missing EndKernPairs in " + fileName);
- rf.close();
- }
-
-/** If the embedded flag is <CODE>false</CODE> or if the font is
- * one of the 14 built in types, it returns <CODE>null</CODE>,
- * otherwise the font is read and output in a PdfStream object.
- * @return the PdfStream containing the font or <CODE>null</CODE>
- * @throws DocumentException if there is an error reading the font
- */
- private PdfStream getFontStream() throws DocumentException
- {
- if (builtinFont || !embedded)
- return null;
- RandomAccessFileOrArray rf = null;
- try {
- String filePfb = fileName.substring(0, fileName.length() - 3) + "pfb";
- if (pfb == null)
- rf = new RandomAccessFileOrArray(filePfb);
- else
- rf = new RandomAccessFileOrArray(pfb);
- int fileLength = rf.length();
- byte st[] = new byte[fileLength - 18];
- int lengths[] = new int[3];
- int bytePtr = 0;
- for (int k = 0; k < 3; ++k) {
- if (rf.read() != 0x80)
- throw new DocumentException("Start marker missing in " + filePfb);
- if (rf.read() != pfbTypes[k])
- throw new DocumentException("Incorrect segment type in " + filePfb);
- int size = rf.read();
- size += rf.read() << 8;
- size += rf.read() << 16;
- size += rf.read() << 24;
- lengths[k] = size;
- while (size != 0) {
- int got = rf.read(st, bytePtr, size);
- if (got < 0)
- throw new DocumentException("Premature end in " + filePfb);
- bytePtr += got;
- size -= got;
- }
- }
- return new StreamFont(st, lengths);
- }
- catch (Exception e) {
- throw new DocumentException(e);
- }
- finally {
- if (rf != null) {
- try {
- rf.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- }
- }
-
-/** Generates the font descriptor for this font or <CODE>null</CODE> if it is
- * one of the 14 built in fonts.
- * @param fontStream the indirect reference to a PdfStream containing the font or <CODE>null</CODE>
- * @return the PdfDictionary containing the font descriptor or <CODE>null</CODE>
- */
- private PdfDictionary getFontDescriptor(PdfIndirectReference fontStream)
- {
- if (builtinFont)
- return null;
- PdfDictionary dic = new PdfDictionary(PdfName.FONTDESCRIPTOR);
- dic.put(PdfName.ASCENT, new PdfNumber(Ascender));
- dic.put(PdfName.CAPHEIGHT, new PdfNumber(CapHeight));
- dic.put(PdfName.DESCENT, new PdfNumber(Descender));
- dic.put(PdfName.FONTBBOX, new PdfRectangle(llx, lly, urx, ury));
- dic.put(PdfName.FONTNAME, new PdfName(FontName));
- dic.put(PdfName.ITALICANGLE, new PdfNumber(ItalicAngle));
- dic.put(PdfName.STEMV, new PdfNumber(StdVW));
- if (fontStream != null)
- dic.put(PdfName.FONTFILE, fontStream);
- int flags = 0;
- if (IsFixedPitch)
- flags |= 1;
- flags |= fontSpecific ? 4 : 32;
- if (ItalicAngle < 0)
- flags |= 64;
- if (FontName.indexOf("Caps") >= 0 || FontName.endsWith("SC"))
- flags |= 131072;
- if (Weight.equals("Bold"))
- flags |= 262144;
- dic.put(PdfName.FLAGS, new PdfNumber(flags));
-
- return dic;
- }
-
- /** Generates the font dictionary for this font.
- * @return the PdfDictionary containing the font dictionary
- * @param firstChar the first valid character
- * @param lastChar the last valid character
- * @param shortTag a 256 bytes long <CODE>byte</CODE> array where each unused byte is represented by 0
- * @param fontDescriptor the indirect reference to a PdfDictionary containing the font descriptor or <CODE>null</CODE>
- */
- private PdfDictionary getFontBaseType(PdfIndirectReference fontDescriptor, int firstChar, int lastChar, byte shortTag[])
- {
- PdfDictionary dic = new PdfDictionary(PdfName.FONT);
- dic.put(PdfName.SUBTYPE, PdfName.TYPE1);
- dic.put(PdfName.BASEFONT, new PdfName(FontName));
- boolean stdEncoding = encoding.equals("Cp1252") || encoding.equals("MacRoman");
- if (!fontSpecific) {
- for (int k = firstChar; k <= lastChar; ++k) {
- if (!differences[k].equals(notdef)) {
- firstChar = k;
- break;
- }
- }
- if (stdEncoding)
- dic.put(PdfName.ENCODING, encoding.equals("Cp1252") ? PdfName.WIN_ANSI_ENCODING : PdfName.MAC_ROMAN_ENCODING);
- else {
- PdfDictionary enc = new PdfDictionary(PdfName.ENCODING);
- PdfArray dif = new PdfArray();
- boolean gap = true;
- for (int k = firstChar; k <= lastChar; ++k) {
- if (shortTag[k] != 0) {
- if (gap) {
- dif.add(new PdfNumber(k));
- gap = false;
- }
- dif.add(new PdfName(differences[k]));
- }
- else
- gap = true;
- }
- enc.put(PdfName.DIFFERENCES, dif);
- dic.put(PdfName.ENCODING, enc);
- }
- }
- if (forceWidthsOutput || !(builtinFont && (fontSpecific || stdEncoding))) {
- dic.put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
- dic.put(PdfName.LASTCHAR, new PdfNumber(lastChar));
- PdfArray wd = new PdfArray();
- for (int k = firstChar; k <= lastChar; ++k) {
- if (shortTag[k] == 0)
- wd.add(new PdfNumber(0));
- else
- wd.add(new PdfNumber(widths[k]));
- }
- dic.put(PdfName.WIDTHS, wd);
- }
- if (!builtinFont && fontDescriptor != null)
- dic.put(PdfName.FONTDESCRIPTOR, fontDescriptor);
- return dic;
- }
-
- /** Outputs to the writer the font dictionaries and streams.
- * @param writer the writer for this document
- * @param ref the font indirect reference
- * @param params several parameters that depend on the font type
- * @throws IOException on error
- * @throws DocumentException error in generating the object
- */
- void writeFont(PdfWriter writer, PdfIndirectReference ref, Object params[]) throws DocumentException, IOException {
- int firstChar = ((Integer)params[0]).intValue();
- int lastChar = ((Integer)params[1]).intValue();
- byte shortTag[] = (byte[])params[2];
- boolean subsetp = ((Boolean)params[3]).booleanValue() && subset;
- if (!subsetp) {
- firstChar = 0;
- lastChar = shortTag.length - 1;
- for (int k = 0; k < shortTag.length; ++k)
- shortTag[k] = 1;
- }
- PdfIndirectReference ind_font = null;
- PdfObject pobj = null;
- PdfIndirectObject obj = null;
- pobj = getFontStream();
- if (pobj != null){
- obj = writer.addToBody(pobj);
- ind_font = obj.getIndirectReference();
- }
- pobj = getFontDescriptor(ind_font);
- if (pobj != null){
- obj = writer.addToBody(pobj);
- ind_font = obj.getIndirectReference();
- }
- pobj = getFontBaseType(ind_font, firstChar, lastChar, shortTag);
- writer.addToBody(pobj, ref);
- }
-
- /** Gets the font parameter identified by <CODE>key</CODE>. Valid values
- * for <CODE>key</CODE> are <CODE>ASCENT</CODE>, <CODE>CAPHEIGHT</CODE>, <CODE>DESCENT</CODE>,
- * <CODE>ITALICANGLE</CODE>, <CODE>BBOXLLX</CODE>, <CODE>BBOXLLY</CODE>, <CODE>BBOXURX</CODE>
- * and <CODE>BBOXURY</CODE>.
- * @param key the parameter to be extracted
- * @param fontSize the font size in points
- * @return the parameter in points
- */
- public float getFontDescriptor(int key, float fontSize) {
- switch (key) {
- case AWT_ASCENT:
- case ASCENT:
- return Ascender * fontSize / 1000;
- case CAPHEIGHT:
- return CapHeight * fontSize / 1000;
- case AWT_DESCENT:
- case DESCENT:
- return Descender * fontSize / 1000;
- case ITALICANGLE:
- return ItalicAngle;
- case BBOXLLX:
- return llx * fontSize / 1000;
- case BBOXLLY:
- return lly * fontSize / 1000;
- case BBOXURX:
- return urx * fontSize / 1000;
- case BBOXURY:
- return ury * fontSize / 1000;
- case AWT_LEADING:
- return 0;
- case AWT_MAXADVANCE:
- return (urx - llx) * fontSize / 1000;
- }
- return 0;
- }
-
- /** Gets the postscript font name.
- * @return the postscript font name
- */
- public String getPostscriptFontName() {
- return FontName;
- }
-
- /** Gets the full name of the font. If it is a True Type font
- * each array element will have {Platform ID, Platform Encoding ID,
- * Language ID, font name}. The interpretation of this values can be
- * found in the Open Type specification, chapter 2, in the 'name' table.<br>
- * For the other fonts the array has a single element with {"", "", "",
- * font name}.
- * @return the full name of the font
- */
- public String[][] getFullFontName() {
- return new String[][]{{"", "", "", FullName}};
- }
-
- /** Gets the family name of the font. If it is a True Type font
- * each array element will have {Platform ID, Platform Encoding ID,
- * Language ID, font name}. The interpretation of this values can be
- * found in the Open Type specification, chapter 2, in the 'name' table.<br>
- * For the other fonts the array has a single element with {"", "", "",
- * font name}.
- * @return the family name of the font
- */
- public String[][] getFamilyFontName() {
- return new String[][]{{"", "", "", FamilyName}};
- }
-
- /** Checks if the font has any kerning pairs.
- * @return <CODE>true</CODE> if the font has any kerning pairs
- */
- public boolean hasKernPairs() {
- return KernPairs.size() > 0;
- }
-
- /**
- * Sets the font name that will appear in the pdf font dictionary.
- * Use with care as it can easily make a font unreadable if not embedded.
- * @param name the new font name
- */
- public void setPostscriptFontName(String name) {
- FontName = name;
- }
-
- /**
- * Sets the kerning between two Unicode chars.
- * @param char1 the first char
- * @param char2 the second char
- * @param kern the kerning to apply in normalized 1000 units
- * @return <code>true</code> if the kerning was applied, <code>false</code> otherwise
- */
- public boolean setKerning(char char1, char char2, int kern) {
- String first = GlyphList.unicodeToName((int)char1);
- if (first == null)
- return false;
- String second = GlyphList.unicodeToName((int)char2);
- if (second == null)
- return false;
- Object obj[] = (Object[])KernPairs.get(first);
- if (obj == null) {
- obj = new Object[]{second, new Integer(kern)};
- KernPairs.put(first, obj);
- return true;
- }
- for (int k = 0; k < obj.length; k += 2) {
- if (second.equals(obj[k])) {
- obj[k + 1] = new Integer(kern);
- return true;
- }
- }
- int size = obj.length;
- Object obj2[] = new Object[size + 2];
- System.arraycopy(obj, 0, obj2, 0, size);
- obj2[size] = second;
- obj2[size + 1] = new Integer(kern);
- KernPairs.put(first, obj2);
- return true;
- }
-
- protected int[] getRawCharBBox(int c, String name) {
- Object metrics[];
- if (name == null) { // font specific
- metrics = (Object[])CharMetrics.get(new Integer(c));
- }
- else {
- if (name.equals(".notdef"))
- return null;
- metrics = (Object[])CharMetrics.get(name);
- }
- if (metrics != null)
- return ((int[])(metrics[3]));
- return null;
- }
-
-}
\ No newline at end of file |