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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 1997-2015 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
*
* ---------------
* Loca.java
* ---------------
*/
package org.jpedal.fonts.tt;
import org.jpedal.utils.LogWriter;
public class Loca extends Table {
/**points to location of glyph programs*/
int[] glyphIndexStart;
boolean isCorrupted;
public int format;
public int glyphCount;
public int glyfTableLength;
public Loca(final FontFile2 currentFontFile, final int glyphCount, final int format){
//handles super call in LocaWriter
if(currentFontFile==null) {
return;
}
this.format=format;
this.glyphCount=glyphCount;
this.glyfTableLength=currentFontFile.getOffset(FontFile2.GLYF);
//LogWriter.writeMethod("{readLocaTable}", 0);
//move to start and check exists
final int startPointer=currentFontFile.selectTable(FontFile2.LOCA);
int i;
final int locaLength=currentFontFile.getOffset(FontFile2.LOCA);
glyphIndexStart=new int[glyphCount+1];
//read 'head' table
if(startPointer!=0){
glyphIndexStart[0]=0;
//long version
if(format==1 || format==256){ //some tools get the byte order wrong
if((locaLength/4)!=(glyphCount+1)) {
LogWriter.writeLog("Incorrect length");
}
for(i=0;i