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An Open Source JavaFX PDF Viewer
/*
* ===========================================
* Java Pdf Extraction Decoding Access Library
* ===========================================
*
* Project Info: http://www.idrsolutions.com
* Help section for developers at http://www.idrsolutions.com/support/
*
* (C) Copyright 1997-2016 IDRsolutions and Contributors.
*
* This file is part of JPedal/JPDF2HTML5
*
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---------------
* FontObject.java
* ---------------
*/
package org.jpedal.objects.raw;
import org.jpedal.fonts.StandardFonts;
import org.jpedal.utils.LogWriter;
public class FontObject extends PdfObject {
//mapped onto Type1
private static final int MMType1=1230852645;
//mapped onto Type1
private static final int Type1C=1077224796;
private static final int ZaDb=707859506;
private static final int ZapfDingbats=1889256112;
private static final int Symbol=1026712197;
private PdfObject CharProcs, CIDSet, CIDSystemInfo, CIDToGIDMap,
DescendantFonts,
FontDescriptor,FontFile,
FontFile2, FontFile3, ToUnicode;
int BaseEncoding=PdfDictionary.Unknown;
int CIDToGIDMapAsConstant=PdfDictionary.Unknown;
int FirstChar=1,LastChar=255,Flags,MissingWidth,DW=-1,StemV, Supplement;
float Ascent,Descent;
float[] Widths,FontBBox;
double[] FontMatrix;
byte[][] Differences;
Object[] W,W2;
private byte[] rawBaseFont,rawCharSet, rawCMapName,
rawFontName,rawFontStretch,
rawOrdering, rawRegistry;
private String BaseFont,CharSet, CMapName,
FontName,FontStretch, Ordering,Registry;
private int[] DW2;
public FontObject(final String ref) {
super(ref);
}
public FontObject(final int ref, final int gen) {
super(ref,gen);
}
public FontObject(final int type) {
super(type);
}
@Override
public PdfObject getDictionary(final int id){
switch(id){
case PdfDictionary.CharProcs:
return CharProcs;
case PdfDictionary.CIDSet:
return CIDSet;
case PdfDictionary.CIDSystemInfo:
return CIDSystemInfo;
case PdfDictionary.CIDToGIDMap:
return CIDToGIDMap;
case PdfDictionary.DescendantFonts:
return DescendantFonts;
case PdfDictionary.Encoding:
return Encoding;
case PdfDictionary.FontDescriptor:
return FontDescriptor;
case PdfDictionary.FontFile:
return FontFile;
case PdfDictionary.FontFile2:
return FontFile2;
case PdfDictionary.FontFile3:
return FontFile3;
case PdfDictionary.ToUnicode:
return ToUnicode;
default:
return super.getDictionary(id);
}
}
@Override
public void setIntNumber(final int id, final int value){
switch(id){
case PdfDictionary.Ascent:
Ascent=value;
break;
case PdfDictionary.Descent:
Descent=value;
break;
case PdfDictionary.DW:
DW=value;
break;
case PdfDictionary.FirstChar:
FirstChar=value;
break;
case PdfDictionary.Flags:
Flags=value;
break;
case PdfDictionary.LastChar:
LastChar=value;
break;
case PdfDictionary.MissingWidth:
MissingWidth=value;
break;
case PdfDictionary.StemV:
StemV=value;
break;
case PdfDictionary.Supplement:
Supplement=value;
break;
default:
super.setIntNumber(id, value);
}
}
@Override
public int getInt(final int id){
switch(id){
case PdfDictionary.DW:
return DW;
case PdfDictionary.FirstChar:
return FirstChar;
case PdfDictionary.Flags:
return Flags;
case PdfDictionary.LastChar:
return LastChar;
case PdfDictionary.MissingWidth:
return MissingWidth;
case PdfDictionary.StemV:
return StemV;
case PdfDictionary.Supplement:
return Supplement;
default:
return super.getInt(id);
}
}
@Override
public void setFloatNumber(final int id, final float value){
switch(id){
case PdfDictionary.Ascent:
Ascent=value;
break;
case PdfDictionary.Descent:
Descent=value;
break;
default:
super.setFloatNumber(id, value);
}
}
@Override
public float getFloatNumber(final int id){
switch(id){
case PdfDictionary.Ascent:
return Ascent;
case PdfDictionary.Descent:
return Descent;
default:
return super.getFloatNumber(id);
}
}
@Override
public void setDictionary(final int id, final PdfObject value){
value.setID(id);
//flag embedded data
if(id==PdfDictionary.FontFile || id==PdfDictionary.FontFile2 || id==PdfDictionary.FontFile3) {
hasStream = true;
}
switch(id){
case PdfDictionary.CharProcs:
CharProcs=value;
break;
case PdfDictionary.CIDSet:
CIDSet=value;
break;
case PdfDictionary.CIDSystemInfo:
CIDSystemInfo=value;
break;
case PdfDictionary.CIDToGIDMap:
CIDToGIDMap=value;
break;
case PdfDictionary.DescendantFonts:
DescendantFonts=value;
break;
case PdfDictionary.Encoding:
Encoding=value;
break;
case PdfDictionary.FontDescriptor:
FontDescriptor=value;
break;
case PdfDictionary.FontFile:
FontFile=value;
break;
case PdfDictionary.FontFile2:
FontFile2=value;
break;
case PdfDictionary.FontFile3:
FontFile3=value;
break;
case PdfDictionary.ToUnicode:
ToUnicode=value;
break;
default:
super.setDictionary(id, value);
}
}
@Override
public int setConstant(final int pdfKeyType, final int keyStart, final int keyLength, final byte[] raw) {
int PDFvalue =PdfDictionary.Unknown;
int id=0,x=0,next;
try{
//convert token to unique key which we can lookup
for(int i2=keyLength-1;i2>-1;i2--){
next=raw[keyStart+i2];
next -= 48;
id += ((next)<6 && data[6]=='+'){ //lose ABCDEF+ if present
final int length=len-7;
final byte[] newData=new byte[length];
System.arraycopy(data, 7, newData, 0, length);
return new String(newData);
}else if(len>7 && data[len-7]=='+'){ //lose +ABCDEF if present
final int length=len-7;
final byte[] newData=new byte[length];
System.arraycopy(data, 0, newData, 0, length);
return new String(newData);
}else {
return new String(data);
}
}else {
return null;
}
default:
throw new RuntimeException("Value not defined in getName(int,mode)");
}
}
@Override
public int getObjectType() {
return PdfDictionary.Font;
}
@Override
public boolean decompressStreamWhenRead() {
return true;
}
@Override
public Object[] getObjectArray(final int id) {
switch(id){
case PdfDictionary.W:
return W;
case PdfDictionary.W2:
return W2;
default:
return super.getObjectArray(id);
}
}
@Override
public void setObjectArray(final int id, final Object[] objectValues) {
switch(id){
case PdfDictionary.W:
W= objectValues;
break;
case PdfDictionary.W2:
W2= objectValues;
break;
default:
super.setObjectArray(id, objectValues);
}
}
}