diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/DocumentFont.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/DocumentFont.java | 599 |
1 files changed, 0 insertions, 599 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/DocumentFont.java b/src/main/java/com/lowagie/text/pdf/DocumentFont.java deleted file mode 100644 index b3c4942..0000000 --- a/src/main/java/com/lowagie/text/pdf/DocumentFont.java +++ /dev/null @@ -1,599 +0,0 @@ -/*
- * Copyright 2004 by 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 java.io.IOException;
-import java.util.ArrayList;
-
-import com.lowagie.text.DocumentException;
-import com.lowagie.text.ExceptionConverter;
-import java.util.HashMap;
-
-/**
- *
- * @author psoares
- */
-public class DocumentFont extends BaseFont {
- // code, [glyph, width]
- private HashMap metrics = new HashMap();
- private String fontName;
- private PRIndirectReference refFont;
- private PdfDictionary font;
- private IntHashtable uni2byte = new IntHashtable();
- private float Ascender = 800;
- private float CapHeight = 700;
- private float Descender = -200;
- private float ItalicAngle = 0;
- private float llx = -50;
- private float lly = -200;
- private float urx = 100;
- private float ury = 900;
- private boolean isType0 = false;
-
- private BaseFont cjkMirror;
-
- private static String cjkNames[] = {"HeiseiMin-W3", "HeiseiKakuGo-W5", "STSong-Light", "MHei-Medium",
- "MSung-Light", "HYGoThic-Medium", "HYSMyeongJo-Medium", "MSungStd-Light", "STSongStd-Light",
- "HYSMyeongJoStd-Medium", "KozMinPro-Regular"};
-
- private static String cjkEncs[] = {"UniJIS-UCS2-H", "UniJIS-UCS2-H", "UniGB-UCS2-H", "UniCNS-UCS2-H",
- "UniCNS-UCS2-H", "UniKS-UCS2-H", "UniKS-UCS2-H", "UniCNS-UCS2-H", "UniGB-UCS2-H",
- "UniKS-UCS2-H", "UniJIS-UCS2-H"};
-
- private static String cjkNames2[] = {"MSungStd-Light", "STSongStd-Light", "HYSMyeongJoStd-Medium", "KozMinPro-Regular"};
-
- private static String cjkEncs2[] = {"UniCNS-UCS2-H", "UniGB-UCS2-H", "UniKS-UCS2-H", "UniJIS-UCS2-H",
- "UniCNS-UTF16-H", "UniGB-UTF16-H", "UniKS-UTF16-H", "UniJIS-UTF16-H"};
-
- private static final int stdEnc[] = {
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 32,33,34,35,36,37,38,8217,40,41,42,43,44,45,46,47,
- 48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,
- 64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,
- 80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,
- 8216,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,
- 112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,161,162,163,8260,165,402,167,164,39,8220,171,8249,8250,64257,64258,
- 0,8211,8224,8225,183,0,182,8226,8218,8222,8221,187,8230,8240,0,191,
- 0,96,180,710,732,175,728,729,168,0,730,184,0,733,731,711,
- 8212,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
- 0,198,0,170,0,0,0,0,321,216,338,186,0,0,0,0,
- 0,230,0,0,0,305,0,0,322,248,339,223,0,0,0,0};
-
- /** Creates a new instance of DocumentFont */
- DocumentFont(PRIndirectReference refFont) {
- encoding = "";
- fontSpecific = false;
- this.refFont = refFont;
- fontType = FONT_TYPE_DOCUMENT;
- font = (PdfDictionary)PdfReader.getPdfObject(refFont);
- fontName = PdfName.decodeName(((PdfName)PdfReader.getPdfObject(font.get(PdfName.BASEFONT))).toString());
- PdfName subType = (PdfName)PdfReader.getPdfObject(font.get(PdfName.SUBTYPE));
- if (PdfName.TYPE1.equals(subType) || PdfName.TRUETYPE.equals(subType))
- doType1TT();
- else {
- for (int k = 0; k < cjkNames.length; ++k) {
- if (fontName.startsWith(cjkNames[k])) {
- fontName = cjkNames[k];
- try {
- cjkMirror = BaseFont.createFont(fontName, cjkEncs[k], false);
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- return;
- }
- }
- String enc = PdfName.decodeName(((PdfName)PdfReader.getPdfObject(font.get(PdfName.ENCODING))).toString());
- for (int k = 0; k < cjkEncs2.length; ++k) {
- if (enc.startsWith(cjkEncs2[k])) {
- try {
- if (k > 3)
- k -= 4;
- cjkMirror = BaseFont.createFont(cjkNames2[k], cjkEncs2[k], false);
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- return;
- }
- }
- if (PdfName.TYPE0.equals(subType) && enc.equals("Identity-H")) {
- processType0(font);
- isType0 = true;
- }
- }
- }
-
- private void processType0(PdfDictionary font) {
- try {
- byte[] touni = PdfReader.getStreamBytes((PRStream)PdfReader.getPdfObjectRelease(font.get(PdfName.TOUNICODE)));
- PdfArray df = (PdfArray)PdfReader.getPdfObjectRelease(font.get(PdfName.DESCENDANTFONTS));
- PdfDictionary cidft = (PdfDictionary)PdfReader.getPdfObjectRelease((PdfObject)df.getArrayList().get(0));
- PdfNumber dwo = (PdfNumber)PdfReader.getPdfObjectRelease(cidft.get(PdfName.DW));
- int dw = 1000;
- if (dwo != null)
- dw = dwo.intValue();
- IntHashtable widths = readWidths((PdfArray)PdfReader.getPdfObjectRelease(cidft.get(PdfName.W)));
- PdfDictionary fontDesc = (PdfDictionary)PdfReader.getPdfObjectRelease(cidft.get(PdfName.FONTDESCRIPTOR));
- fillFontDesc(fontDesc);
- fillMetrics(touni, widths, dw);
- } catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- }
-
- private IntHashtable readWidths(PdfArray ws) {
- IntHashtable hh = new IntHashtable();
- if (ws == null)
- return hh;
- ArrayList ar = ws.getArrayList();
- for (int k = 0; k < ar.size(); ++k) {
- int c1 = ((PdfNumber)PdfReader.getPdfObjectRelease((PdfObject)ar.get(k))).intValue();
- PdfObject obj = PdfReader.getPdfObjectRelease((PdfObject)ar.get(++k));
- if (obj.isArray()) {
- ArrayList ar2 = ((PdfArray)obj).getArrayList();
- for (int j = 0; j < ar2.size(); ++j) {
- int c2 = ((PdfNumber)PdfReader.getPdfObjectRelease((PdfObject)ar2.get(j))).intValue();
- hh.put(c1++, c2);
- }
- }
- else {
- int c2 = ((PdfNumber)obj).intValue();
- int w = ((PdfNumber)PdfReader.getPdfObjectRelease((PdfObject)ar.get(++k))).intValue();
- for (; c1 <= c2; ++c1)
- hh.put(c1, w);
- }
- }
- return hh;
- }
-
- private String decodeString(PdfString ps) {
- if (ps.isHexWriting())
- return PdfEncodings.convertToString(ps.getBytes(), "UnicodeBigUnmarked");
- else
- return ps.toUnicodeString();
- }
-
- private void fillMetrics(byte[] touni, IntHashtable widths, int dw) {
- try {
- PdfContentParser ps = new PdfContentParser(new PRTokeniser(touni));
- PdfObject ob = null;
- PdfObject last = null;
- while ((ob = ps.readPRObject()) != null) {
- if (ob.type() == PdfContentParser.COMMAND_TYPE) {
- if (ob.toString().equals("beginbfchar")) {
- int n = ((PdfNumber)last).intValue();
- for (int k = 0; k < n; ++k) {
- String cid = decodeString((PdfString)ps.readPRObject());
- String uni = decodeString((PdfString)ps.readPRObject());
- if (uni.length() == 1) {
- int cidc = (int)cid.charAt(0);
- int unic = (int)uni.charAt(uni.length() - 1);
- int w = dw;
- if (widths.containsKey(cidc))
- w = widths.get(cidc);
- metrics.put(new Integer(unic), new int[]{cidc, w});
- }
- }
- }
- else if (ob.toString().equals("beginbfrange")) {
- int n = ((PdfNumber)last).intValue();
- for (int k = 0; k < n; ++k) {
- String cid1 = decodeString((PdfString)ps.readPRObject());
- String cid2 = decodeString((PdfString)ps.readPRObject());
- int cid1c = (int)cid1.charAt(0);
- int cid2c = (int)cid2.charAt(0);
- PdfObject ob2 = ps.readPRObject();
- if (ob2.isString()) {
- String uni = decodeString((PdfString)ob2);
- if (uni.length() == 1) {
- int unic = (int)uni.charAt(uni.length() - 1);
- for (; cid1c <= cid2c; cid1c++, unic++) {
- int w = dw;
- if (widths.containsKey(cid1c))
- w = widths.get(cid1c);
- metrics.put(new Integer(unic), new int[]{cid1c, w});
- }
- }
- }
- else {
- ArrayList ar = ((PdfArray)ob2).getArrayList();
- for (int j = 0; j < ar.size(); ++j, ++cid1c) {
- String uni = decodeString((PdfString)ar.get(j));
- if (uni.length() == 1) {
- int unic = (int)uni.charAt(uni.length() - 1);
- int w = dw;
- if (widths.containsKey(cid1c))
- w = widths.get(cid1c);
- metrics.put(new Integer(unic), new int[]{cid1c, w});
- }
- }
- }
- }
- }
- }
- else
- last = ob;
- }
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- }
-
- private void doType1TT() {
- PdfObject enc = PdfReader.getPdfObject(font.get(PdfName.ENCODING));
- if (enc == null)
- fillEncoding(null);
- else {
- if (enc.isName())
- fillEncoding((PdfName)enc);
- else {
- PdfDictionary encDic = (PdfDictionary)enc;
- enc = PdfReader.getPdfObject(encDic.get(PdfName.BASEENCODING));
- if (enc == null)
- fillEncoding(null);
- else
- fillEncoding((PdfName)enc);
- PdfArray diffs = (PdfArray)PdfReader.getPdfObject(encDic.get(PdfName.DIFFERENCES));
- if (diffs != null) {
- ArrayList dif = diffs.getArrayList();
- int currentNumber = 0;
- for (int k = 0; k < dif.size(); ++k) {
- PdfObject obj = (PdfObject)dif.get(k);
- if (obj.isNumber())
- currentNumber = ((PdfNumber)obj).intValue();
- else {
- int c[] = GlyphList.nameToUnicode(PdfName.decodeName(((PdfName)obj).toString()));
- if (c != null && c.length > 0)
- uni2byte.put(c[0], currentNumber);
- ++currentNumber;
- }
- }
- }
- }
- }
- PdfArray newWidths = (PdfArray)PdfReader.getPdfObject(font.get(PdfName.WIDTHS));
- PdfNumber first = (PdfNumber)PdfReader.getPdfObject(font.get(PdfName.FIRSTCHAR));
- PdfNumber last = (PdfNumber)PdfReader.getPdfObject(font.get(PdfName.LASTCHAR));
- if (BuiltinFonts14.containsKey(fontName)) {
- BaseFont bf;
- try {
- bf = BaseFont.createFont(fontName, WINANSI, false);
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- int e[] = uni2byte.toOrderedKeys();
- for (int k = 0; k < e.length; ++k) {
- int n = uni2byte.get(e[k]);
- widths[n] = bf.getRawWidth(n, GlyphList.unicodeToName(e[k]));
- }
- Ascender = bf.getFontDescriptor(ASCENT, 1000);
- CapHeight = bf.getFontDescriptor(CAPHEIGHT, 1000);
- Descender = bf.getFontDescriptor(DESCENT, 1000);
- ItalicAngle = bf.getFontDescriptor(ITALICANGLE, 1000);
- llx = bf.getFontDescriptor(BBOXLLX, 1000);
- lly = bf.getFontDescriptor(BBOXLLY, 1000);
- urx = bf.getFontDescriptor(BBOXURX, 1000);
- ury = bf.getFontDescriptor(BBOXURY, 1000);
- }
- if (first != null && last != null && newWidths != null) {
- int f = first.intValue();
- ArrayList ar = newWidths.getArrayList();
- for (int k = 0; k < ar.size(); ++k) {
- widths[f + k] = ((PdfNumber)ar.get(k)).intValue();
- }
- }
- fillFontDesc((PdfDictionary)PdfReader.getPdfObject(font.get(PdfName.FONTDESCRIPTOR)));
- }
-
- private void fillFontDesc(PdfDictionary fontDesc) {
- if (fontDesc == null)
- return;
- PdfNumber v = (PdfNumber)PdfReader.getPdfObject(fontDesc.get(PdfName.ASCENT));
- if (v != null)
- Ascender = v.floatValue();
- v = (PdfNumber)PdfReader.getPdfObject(fontDesc.get(PdfName.CAPHEIGHT));
- if (v != null)
- CapHeight = v.floatValue();
- v = (PdfNumber)PdfReader.getPdfObject(fontDesc.get(PdfName.DESCENT));
- if (v != null)
- Descender = v.floatValue();
- v = (PdfNumber)PdfReader.getPdfObject(fontDesc.get(PdfName.ITALICANGLE));
- if (v != null)
- ItalicAngle = v.floatValue();
- PdfArray bbox = (PdfArray)PdfReader.getPdfObject(fontDesc.get(PdfName.FONTBBOX));
- if (bbox != null) {
- ArrayList ar = bbox.getArrayList();
- llx = ((PdfNumber)ar.get(0)).floatValue();
- lly = ((PdfNumber)ar.get(1)).floatValue();
- urx = ((PdfNumber)ar.get(2)).floatValue();
- ury = ((PdfNumber)ar.get(3)).floatValue();
- if (llx > urx) {
- float t = llx;
- llx = urx;
- urx = t;
- }
- if (lly > ury) {
- float t = lly;
- lly = ury;
- ury = t;
- }
- }
- }
-
- private void fillEncoding(PdfName encoding) {
- if (PdfName.MAC_ROMAN_ENCODING.equals(encoding) || PdfName.WIN_ANSI_ENCODING.equals(encoding)) {
- byte b[] = new byte[256];
- for (int k = 0; k < 256; ++k)
- b[k] = (byte)k;
- String enc = WINANSI;
- if (PdfName.MAC_ROMAN_ENCODING.equals(encoding))
- enc = MACROMAN;
- String cv = PdfEncodings.convertToString(b, enc);
- char arr[] = cv.toCharArray();
- for (int k = 0; k < 256; ++k)
- uni2byte.put(arr[k], k);
- }
- else {
- for (int k = 0; k < 256; ++k)
- uni2byte.put(stdEnc[k], k);
- }
- }
-
- /** 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 null;
- }
-
- /** 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) {
- if (cjkMirror != null)
- return cjkMirror.getFontDescriptor(key, 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 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 null;
- }
-
- /** Gets the kerning between two Unicode chars.
- * @param char1 the first char
- * @param char2 the second char
- * @return the kerning to be applied
- *
- */
- public int getKerning(char char1, char char2) {
- return 0;
- }
-
- /** Gets the postscript font name.
- * @return the postscript font name
- *
- */
- public String getPostscriptFontName() {
- return fontName;
- }
-
- /** Gets the width from the font according to the Unicode char <CODE>c</CODE>
- * or the <CODE>name</CODE>. If the <CODE>name</CODE> is null it's a symbolic font.
- * @param c the unicode char
- * @param name the glyph name
- * @return the width of the char
- *
- */
- int getRawWidth(int c, String name) {
- return 0;
- }
-
- /** Checks if the font has any kerning pairs.
- * @return <CODE>true</CODE> if the font has any kerning pairs
- *
- */
- public boolean hasKernPairs() {
- return false;
- }
-
- /** 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 {
- }
-
- public int getWidth(String text) {
- if (cjkMirror != null)
- return cjkMirror.getWidth(text);
- else if (isType0) {
- char[] chars = text.toCharArray();
- int len = chars.length;
- int total = 0;
- for (int k = 0; k < len; ++k) {
- int[] ws = (int[])metrics.get(new Integer((int)chars[k]));
- if (ws != null)
- total += ws[1];
- }
- return total;
- }
- else
- return super.getWidth(text);
- }
-
- byte[] convertToBytes(String text) {
- if (cjkMirror != null)
- return PdfEncodings.convertToBytes(text, CJKFont.CJK_ENCODING);
- else if (isType0) {
- char[] chars = text.toCharArray();
- int len = chars.length;
- byte[] b = new byte[len * 2];
- int bptr = 0;
- for (int k = 0; k < len; ++k) {
- int[] ws = (int[])metrics.get(new Integer((int)chars[k]));
- if (ws != null) {
- int g = ws[0];
- b[bptr++] = (byte)(g / 256);
- b[bptr++] = (byte)(g);
- }
- }
- if (bptr == b.length)
- return b;
- else {
- byte[] nb = new byte[bptr];
- System.arraycopy(b, 0, nb, 0, bptr);
- return nb;
- }
- }
- else {
- char cc[] = text.toCharArray();
- byte b[] = new byte[cc.length];
- int ptr = 0;
- for (int k = 0; k < cc.length; ++k) {
- if (uni2byte.containsKey(cc[k]))
- b[ptr++] = (byte)uni2byte.get(cc[k]);
- }
- if (ptr == b.length)
- return b;
- else {
- byte[] b2 = new byte[ptr];
- System.arraycopy(b, 0, b2, 0, ptr);
- return b2;
- }
- }
- }
-
- PdfIndirectReference getIndirectReference() {
- return refFont;
- }
-
- public boolean charExists(char c) {
- if (cjkMirror != null)
- return cjkMirror.charExists(c);
- else if (isType0) {
- return metrics.containsKey(new Integer((int)c));
- }
- else
- return super.charExists(c);
- }
-
- /**
- * Sets the font name that will appear in the pdf font dictionary.
- * It does nothing in this case as the font is already in the document.
- * @param name the new font name
- */
- public void setPostscriptFontName(String name) {
- }
-
- public boolean setKerning(char char1, char char2, int kern) {
- return false;
- }
-
- public int[] getCharBBox(char c) {
- return null;
- }
-
- protected int[] getRawCharBBox(int c, String name) {
- return null;
- }
-}
\ No newline at end of file |