org.jpedal.fonts.glyph.T1Glyphs Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of OpenViewerFX Show documentation
Show all versions of OpenViewerFX Show documentation
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
*
* ---------------
* T1Glyphs.java
* ---------------
*/
package org.jpedal.fonts.glyph;
import java.util.HashMap;
import java.util.Map;
import java.io.BufferedReader;
import java.io.StringReader;
import java.io.IOException;
import java.util.Collections;
import org.jpedal.fonts.StandardFonts;
import org.jpedal.fonts.glyph.objects.T1GlyphNumber;
import org.jpedal.fonts.objects.FontData;
import org.jpedal.render.DynamicVectorRenderer;
import org.jpedal.utils.LogWriter;
public class T1Glyphs extends PdfJavaGlyphs {
//flag to show if actually 1c
private boolean is1C;
private String[] charForGlyphIndex;
private DynamicVectorRenderer dynamicVectorRenderer;
/**holds mappings for drawing the glpyhs*/
private final Map charStrings=new HashMap();
private final Map glyphNumbers=new HashMap();
/**holds the numbers*/
private static final int max=100;
private double[] operandsRead = new double[max];
/**pointer on stack*/
private int operandReached;
private float[] pt;
//co-ords for closing glyphs
private double xs=-1,ys=-1,x,y;
/**tracks points read in t1 flex*/
private int ptCount;
/**op to be used next*/
private int currentOp;
/**used to count up hints*/
private int hintCount;
/** I byte ops in CFF DIct table *
* private static String[] raw1ByteValues =
* {
* "version",
* "Notice",
* "FullName",
* "FamilyName",
* "Weight",
* "FontBBox",
* "BlueValues",
* "OtherBlues",
* "FamilyBlues",
* "FamilyOtherBlues",
* "StdHW",
* "StdVW",
* "escape",
* "UniqueID",
* "XUID",
* "charset",
* "Encoding",
* "CharStrings",
* "Private",
* "Subrs",
* "defaultWidthX",
* "nominalWidthX",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "intint",
* "longint",
* "BCD",
* "-Reserved-" };/**/
/** 2 byte ops in CFF DIct table *
* private static String[] raw2ByteValues =
* {
* "Copyright",
* "isFixedPitch",
* "ItalicAngle",
* "UnderlinePosition",
* "UnderlineThickness",
* "PaintType",
* "CharstringType",
* "FontMatrix",
* "StrokeWidth",
* "BlueScale",
* "BlueShift",
* "BlueFuzz",
* "StemSnapH",
* "StemSnapV",
* "ForceBold",
* "-Reserved-",
* "-Reserved-",
* "LanguageGroup",
* "ExpansionFactor",
* "initialRandomSeed",
* "SyntheticBase",
* "PostScript",
* "BaseFontName",
* "BaseFontBlend",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "-Reserved-",
* "ROS",
* "CIDFontVersion",
* "CIDFontRevision",
* "CIDFontType",
* "CIDCount",
* "UIDBase",
* "FDArray",
* "FDSelect",
* "FontName" };/**/
/**used by t1 font renderer to ensure hsbw or sbw executed first*/
private boolean allowAll;
private double h;
private boolean isCID;
//Used by font code - base width to add offset to
private int[] nominalWidthX = {0}, defaultWidthX = {};
private boolean defaultWidthsPassed;
private int[] fdSelect;
public T1Glyphs(final boolean isCID) {
this.isCID=isCID;
}
/**used by PS2OTF conversion*/
@SuppressWarnings("UnusedParameters")
public T1Glyphs(final boolean isCID, final boolean is1C) {
this.charForGlyphIndex=new String[65536];
}
/**
* return name of font
* NAME will be LOWERCASE to avoid issues of capitalisation
* when used for lookup - if no name, will default to null
*
* Mode is PdfDecoder.SUBSTITUTE_* CONSTANT. RuntimeException will be thrown on invalid value
* @param fontData
*/
public static String[] readFontNames(final FontData fontData) {
final String[] fontNames=new String[1];
fontNames[0]=null;
final BufferedReader br =new BufferedReader(new StringReader(new String(fontData.getBytes(0,fontData.length()))));
String line=null;
while (true) {
try {
line = br.readLine();
} catch (final IOException e) {
//tell user and log
if(LogWriter.isOutput()) {
LogWriter.writeLog("Exception: " + e.getMessage());
}
//
}
if (line == null) {
break;
}
if (line.startsWith("/FontName")){
final int nameStart=line.indexOf('/',9);
if(nameStart!=-1){
final int nameEnd=line.indexOf(' ', nameStart);
if(nameEnd!=-1){
final String name=line.substring(nameStart+1,nameEnd);
fontNames[0]=name.toLowerCase();
break;
}
}
}
}
if(br!=null){
try{
br.close();
}catch (final Exception e) {
if(LogWriter.isOutput()) {
LogWriter.writeLog("Exception " + e + " closing stream");
}
}
}
if(fontData!=null) {
fontData.close();
}
return fontNames;
}
/**
* @param factory
* @param isFlex
* @param routine
*/
private boolean processFlex(final GlyphFactory factory, boolean isFlex, final int routine) {
//if in flex feature see if we have all values - exit if not
if((isFlex)&&(ptCount==14)&&(routine==0)){
isFlex=false;
for(int i=0;i<12;i += 6){
factory.curveTo(pt[i],pt[i+1],pt[i+2],pt[i+3],pt[i+4],pt[i+5]);
}
}else if((!isFlex)&&(routine>=0)&&(routine<=2)){ //determine if flex feature and enable
isFlex=true;
ptCount=0;
pt=new float[16];
}
return isFlex;
}
/**
* @param factory
* @param rawInt
*/
private void endchar(final GlyphFactory factory, final int rawInt) {
if(operandReached==5){ //allow for width and 4 chars
operandReached--;
currentOp++;
}
if(operandReached==4){
StandardFonts.checkLoaded(StandardFonts.STD);
final float adx=(float)(x+operandsRead[currentOp]);
final float ady=(float)(y+operandsRead[currentOp+1]);
final String bchar=StandardFonts.getUnicodeChar(StandardFonts.STD ,(int)operandsRead[currentOp+2]);
final String achar=StandardFonts.getUnicodeChar(StandardFonts.STD ,(int)operandsRead[currentOp+3]);
x=0;
y=0;
decodeGlyph(null,factory,bchar,rawInt, "");
factory.closePath();
factory.moveTo(adx,ady);
x=adx;
y=ady;
decodeGlyph(null,factory,achar,rawInt, "");
if(xs==-1){
xs=x;
ys=y;
}
}else {
factory.closePath();
}
}
/**
* @param p
*/
private int mask(int p) {
hintCount+=operandReached/2;
int count=hintCount;
while(count>0){
p++;
count -= 8;
}
return p;
}
/**
*
*/
private double sbw() {
final double yy;
double val=operandsRead[operandReached-2];
y=val;
val=operandsRead[operandReached-1];
x=val;
xs=x;
ys=y;
allowAll=true;
yy=y;
h=operandsRead[operandReached-3];
return yy;
}
/**
* @param factory
* @param isFirst
*/
private void hmoveto(final GlyphFactory factory, final boolean isFirst) {
if(isFirst && operandReached==2) {
currentOp++;
}
final double val=operandsRead[currentOp];
x += val;
factory.moveTo((float)x,(float)y);
xs=x;
ys=y;
}
/**
* @param factory
* @param isFirst
*/
private void rmoveto(final GlyphFactory factory, final boolean isFirst) {
if((isFirst)&&(operandReached==3)) {
currentOp++;
}
double val=operandsRead[currentOp+1];
y += val;
val=operandsRead[currentOp];
x += val;
factory.moveTo((float)x,(float)y);
//if(xs==-1){
xs=x;
ys=y;
}
/**
* @param factory
* @param key
*
*/
private void vhhvcurveto(final GlyphFactory factory, final int key) {
boolean isHor=(key==31);
while ( operandReached >= 4 ){
operandReached -= 4;
if ( isHor ) {
x += operandsRead[currentOp];
} else {
y += operandsRead[currentOp];
}
pt[0]=(float) x;
pt[1]=(float) y;
x += operandsRead[currentOp+1];
y += operandsRead[currentOp+2];
pt[2]=(float) x;
pt[3]=(float) y;
if ( isHor ){
y += operandsRead[currentOp+3];
if ( operandReached ==1 ) {
x += operandsRead[currentOp + 4];
}
}else{
x += operandsRead[currentOp+3];
if ( operandReached == 1 ) {
y += operandsRead[currentOp + 4];
}
}
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
currentOp += 4;
isHor = !isHor;
}
}
/**
* @param factory
* @param key
*/
private void vvhhcurveto(final GlyphFactory factory, final int key) {
final boolean isVV=(key==26);
if ( (operandReached & 1) ==1 ){
if(isVV) {
x += operandsRead[0];
} else {
y += operandsRead[0];
}
currentOp++;
}
//note odd co-ord order
while (currentOp 0 ){
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
factory.lineTo((float)x,(float)y);
currentOp += 2;
lineCount--;
}
//curves
final float[] coords=new float[6];
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
coords[0]=(float) x;
coords[1]=(float) y;
x += operandsRead[currentOp+2];
y += operandsRead[currentOp+3];
coords[2]=(float) x;
coords[3]=(float) y;
x += operandsRead[currentOp+4];
y += operandsRead[currentOp+5];
coords[4]=(float) x;
coords[5]=(float) y;
factory.curveTo(coords[0],coords[1],coords[2],coords[3],coords[4],coords[5]);
currentOp += 6;
}
/**
* @param factory
*/
private void closepath(final GlyphFactory factory) {
if(xs!=-1) {
factory.lineTo((float) xs, (float) ys);
}
xs=-1; //flag as unset
}
/**
* @param factory
*/
private void hsbw(final GlyphFactory factory, final String glyphName) {
x += operandsRead[0];
factory.moveTo((float)x,0);
if (baseFontName != null && //Check right call
dynamicVectorRenderer != null && //Check right call
dynamicVectorRenderer.isHTMLorSVG()) { //Just to be safe
dynamicVectorRenderer.saveAdvanceWidth(baseFontName,glyphName,(int)ys);
}
allowAll=true;
}
/**
*
*/
private void pop() {
if(operandReached>0) {
operandReached--;
}
}
/**
*
*/
private void div() {
final double value=operandsRead[operandReached-2]/operandsRead[operandReached-1];
//operandReached--;
if(operandReached>0) {
operandReached--;
}
operandsRead[operandReached-1]=value;
}
/**
* @param factory
* @param isFirst
*/
private void vmoveto(final GlyphFactory factory, final boolean isFirst) {
if((isFirst)&&(operandReached==2)) {
currentOp++;
}
y += operandsRead[currentOp];
factory.moveTo((float)x,(float)y);
//if((xs==-1)){
xs=x;
ys=y;
}
/**
* @param factory
*/
private void rlineto(final GlyphFactory factory) {
int lineCount=operandReached/2;
while ( lineCount > 0 ){
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
factory.lineTo((float)x,(float)y);
currentOp += 2;
lineCount--;
}
}
/**
* @param factory
* @param key
*/
private void hvlineto(final GlyphFactory factory, final int key) {
boolean isHor = ( key==6 );
int start=0;
while (start 0 ){
final float[] coords=new float[6];
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
coords[0]=(float) x;
coords[1]=(float) y;
x += operandsRead[currentOp+2];
y += operandsRead[currentOp+3];
coords[2]=(float) x;
coords[3]=(float) y;
x += operandsRead[currentOp+4];
y += operandsRead[currentOp+5];
coords[4]=(float) x;
coords[5]=(float) y;
factory.curveTo(coords[0],coords[1],coords[2],coords[3],coords[4],coords[5]);
currentOp += 6;
curveCount--;
}
}
/**
* @param factory
*/
private void rcurveline(final GlyphFactory factory) {
//curves
int curveCount=( operandReached - 2 ) / 6;
while ( curveCount > 0 ){
final float[] coords=new float[6];
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
coords[0]=(float) x;
coords[1]=(float) y;
x += operandsRead[currentOp+2];
y += operandsRead[currentOp+3];
coords[2]=(float) x;
coords[3]=(float) y;
x += operandsRead[currentOp+4];
y += operandsRead[currentOp+5];
coords[4]=(float) x;
coords[5]=(float) y;
factory.curveTo(coords[0],coords[1],coords[2],coords[3],coords[4],coords[5]);
currentOp += 6;
curveCount--;
}
// line
x += operandsRead[currentOp];
y += operandsRead[currentOp+1];
factory.lineTo((float)x,(float)y);
currentOp += 2;
}
/**
* @param factory
* @param rawInt
* @param currentOp
*/
private void seac(final GlyphFactory factory, final int rawInt, final int currentOp) {
StandardFonts.checkLoaded(StandardFonts.STD);
final float adx=(float)(operandsRead[currentOp+1]);
final float ady=(float)(operandsRead[currentOp+2]);
final String bchar=StandardFonts.getUnicodeChar(StandardFonts.STD ,(int)operandsRead[currentOp+3]);
final String achar=StandardFonts.getUnicodeChar(StandardFonts.STD ,(int)operandsRead[currentOp+4]);
final double preX=x;
//x=0;
y=0;
decodeGlyph(null,factory,bchar,rawInt, "");
factory.closePath();
factory.moveTo(0,0);
x=adx+preX;
y=ady;
decodeGlyph(null,factory,achar,rawInt, "");
}
/**
* @param factory
*/
private void flex1(final GlyphFactory factory) {
double dx = 0;
double dy = 0;
final double x1=x;
final double y1=y;
/*workout dx/dy/horizontal and reset flag*/
for ( int count =0; count <10; count += 2 ){
dx += operandsRead[count];
dy += operandsRead[count+1];
}
final boolean isHorizontal=(Math.abs(dx)>Math.abs(dy));
for(int points=0;points<6;points += 2){//first curve
x += operandsRead[points];
y += operandsRead[points+1];
pt[points]=(float) x;
pt[points+1]=(float) y;
}
factory.curveTo(pt[0], pt[1], pt[2], pt[3], pt[4],pt[5]);
for(int points=0;points<4;points += 2){//second curve
x += operandsRead[points+6];
y += operandsRead[points+7];
pt[points]=(float) x;
pt[points+1]=(float) y;
}
if ( isHorizontal ){ // last point
x += operandsRead[10];
y = y1;
}else{
x = x1;
y += operandsRead[10];
}
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0], pt[1], pt[2], pt[3], pt[4],pt[5]);
}
/**
* @param factory
*/
private void flex(final GlyphFactory factory) {
for(int curves=0;curves<12;curves += 6){
for(int points=0;points<6;points += 2){
x += operandsRead[curves+points];
y += operandsRead[curves+points+1];
pt[points]=(float) x;
pt[points+1]=(float) y;
}
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
}
}
/**
* @param factory
*/
private void hflex(final GlyphFactory factory) {
//first curve
x += operandsRead[0];
pt[0]=(float) x;
pt[1]=(float) y;
x += operandsRead[1];
y += operandsRead[2];
pt[2]=(float) x;
pt[3]=(float) y;
x += operandsRead[3];
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
//second curve
x += operandsRead[4];
pt[0]=(float) x;
pt[1]=(float) y;
x += operandsRead[5];
pt[2]=(float) x;
pt[3]=(float) y;
x += operandsRead[6];
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
}
/**
* @param factory
*/
private void hflex1(final GlyphFactory factory) {
//first curve
x+=operandsRead[0];
y+=operandsRead[1];
pt[0]=(float) x;
pt[1]=(float) y;
x+=operandsRead[2];
y+=operandsRead[3];
pt[2]=(float) x;
pt[3]=(float) y;
x+=operandsRead[4];
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
//second curve
x+=operandsRead[5];
pt[0]=(float) x;
pt[1]=(float) y;
x+=operandsRead[6];
y+=operandsRead[7];
pt[2]=(float) x;
pt[3]=(float) y;
x += operandsRead[8];
pt[4]=(float) x;
pt[5]=(float) y;
factory.curveTo(pt[0],pt[1],pt[2],pt[3],pt[4],pt[5]);
}
/**
* used by non type3 font
*/
@Override
public PdfGlyph getEmbeddedGlyph(final GlyphFactory factory, final String glyph, final float[][] Trm, final int rawInt,
final String displayValue, final float currentWidth, final String key) {
/**flush cache if needed*/
if(Trm!=null && (lastTrm[0][0]!=Trm[0][0] || lastTrm[1][0]!=Trm[1][0] || lastTrm[0][1]!=Trm[0][1] || lastTrm[1][1]!=Trm[1][1])){
lastTrm=Trm;
flush();
}
//either calculate the glyph to draw or reuse if alreasy drawn
PdfGlyph transformedGlyph2 = getEmbeddedCachedShape(rawInt);
if (transformedGlyph2 == null) {
/**create new stack for glyph*/
operandsRead = new double[max];
operandReached=0;
x=-factory.getLSB();
y=0;
decodeGlyph(key,factory,glyph,rawInt, displayValue);
//generate Glyph
transformedGlyph2=factory.getGlyph();
//save so we can reuse if it occurs again in this TJ command
setEmbeddedCachedShape(rawInt, transformedGlyph2);
}
/**
* Save glyph number into object
*/
//Try fetching number using glyph
Object num = glyphNumbers.get(glyph);
//Failing that, use rawInt
if (num == null) {
num = glyphNumbers.get(Integer.toString(rawInt));
}
//Failing that, use key
if (num == null) {
num = glyphNumbers.get(key);
}
//If the glyph number has been found, store it in the glyph
if (num != null) {
transformedGlyph2.setGlyphNumber((Integer) num);
}
return transformedGlyph2;
}
/*
* creates glyph from type1c font commands
*/
void decodeGlyph(final String embKey, final GlyphFactory factory, String glyph, final int rawInt, final String displayValue) {
byte[] glyphStream;
//System.out.println(glyph+" "+baseFontName+" "+rawInt+" "+currentWidth);
allowAll=false; //used by T1 to make sure sbw of hsbw
/**
* get the stream of commands for the glyph
*/
if(isCID){
glyphStream= charStrings.get(String.valueOf(rawInt));
}else{
if(glyph==null) {
glyph = displayValue;//getMappedChar(rawInt,false);
}
if(glyph==null){
glyph=embKey;
if(glyph==null) {
glyph = ".notdef";
}
}
/**
* get the bytestream of commands and reset global values
*/
glyphStream = charStrings.get(glyph);
if(glyphStream==null){
if(embKey!=null) {
glyphStream = charStrings.get(embKey);
}
if(glyphStream==null) {
glyphStream = charStrings.get(".notdef");
}
}
}
/**
* if valid stream then decode
*/
if(glyphStream!=null){
decodeGlyphStream(factory, glyph, rawInt, glyphStream);
}
}
private void decodeGlyphStream(final GlyphFactory factory, final String glyph, final int rawInt, byte[] glyphStream) {
boolean isFirst=true; //flag to pick up extra possible first value
ptCount=0;
int nonSubrCommandCount=0; //command number ignoring subr commands
int p = 0,lastNumberStart=0, nextVal,key=0,lastKey,dicEnd=glyphStream.length,lastVal=0;
currentOp=0;
hintCount=0;
double ymin=999999,ymax=0,yy=1000;
boolean isFlex=false; //flag to show its a flex command in t1
pt=new float[6];
int potentialWidth = 0;
h=100000;
/**set length for 1C*/
if(is1C){
operandsRead=new double[max];
operandReached=0;
allowAll=true;
}
/**
* work through the commands decoding and extracting numbers (operands are FIRST)
*/
while (p < dicEnd) {
//get next byte value from stream
nextVal = glyphStream[p] & 0xFF;
if (nextVal >31 || nextVal==28) { //if its a number get it and update pointer p
//track location
lastNumberStart=p;
//isNumber=true;
p= T1GlyphNumber.getNumber(glyphStream, p,operandsRead,operandReached,is1C);
lastVal=(int) operandsRead[operandReached];//nextVal;
operandReached++;
//Pick up if first item is a number as this may be the width offset - currently only used for HTML
if (lastNumberStart == 0) {
if (nominalWidthX.length == 1) {
potentialWidth = nominalWidthX[0]+lastVal;
} else {
final int glyphNo = glyphNumbers.get(String.valueOf(rawInt))-1;
if (glyphNo < fdSelect.length) {
potentialWidth = nominalWidthX[fdSelect[glyphNo]]+lastVal;
}
}
}
}else{ // operator
//This tests whether the previously saved potential width is an argument of the first operator or
//an actual width. If it's an actual width, it's saved.
if (is1C && nonSubrCommandCount == 0 &&
nextVal != 10 && //callsubr
nextVal != 11 && //return
nextVal != 29) { //callgsubr
boolean hasOddArgs=false;
if (nextVal == 22 || //hmoveto
nextVal == 4 || //vmoveto
(nextVal == 12 && (
glyphStream[p+1] == 9 || //abs
glyphStream[p+1] == 14 || //neg
glyphStream[p+1] == 26 || //sqrt
glyphStream[p+1] == 18 || //drop
glyphStream[p+1] == 27 || //dup
glyphStream[p+1] == 21 || //get
glyphStream[p+1] == 5))) { //not
hasOddArgs = true;
}
if (((!hasOddArgs && (operandReached % 2 == 1)) || (hasOddArgs && (operandReached % 2 == 0)))) { //Make sure not an argument
saveWidth(glyph, rawInt, potentialWidth);
}
}
nonSubrCommandCount++;
//isNumber=false;
lastKey=key;
key = nextVal;
p++;
currentOp=0;
if (key ==12) { //handle escaped keys (ie 2 byte ops)
key= glyphStream[p] & 0xFF;
p++;
if(key==7){ //sbw
yy = sbw();
operandReached=0; //move to first operator
}else if((key == 16 && allowAll) || key != 16){ //other 2 byte operands
isFlex = handle2ByteOp(factory, rawInt, key, lastVal, isFlex);
}
}else if(key==13){ //hsbw (T1 only)
hsbw(factory, glyph);
operandReached=0; //move to first operator
} else if(allowAll){ //other one byte ops
if(key==0){ //reserved
}else if(key==1 || key==3 || key==18 || key==23){ //hstem vstem hstemhm vstemhm
hintCount+=operandReached/2;
operandReached=0; //move to first operator
}else if(key==4){ //vmoveto
if(isFlex){
flex();
}else {
vmoveto(factory, isFirst);
}
operandReached=0; //move to first operator
}else if(key==5){//rlineto
rlineto(factory);
operandReached=0; //move to first operator
} else if(key==6 || key==7){//hlineto or vlineto
hvlineto(factory, key);
operandReached=0; //move to first operator
}else if(key==8){//rrcurveto
rrcurveto(factory);
operandReached=0; //move to first operator
}else if(key==9){ //closepath (T1 only)
closepath(factory);
operandReached=0; //move to first operator
}else if(key==10 || (key==29)){ //callsubr and callgsubr
nonSubrCommandCount--;
if(!is1C && key==10 && (lastVal>=0)&&(lastVal<=2) && lastKey!=11 && operandReached>5){//last key stops spurious match in multiple sub-routines
isFlex = processFlex(factory, isFlex, lastVal);
operandReached=0; //move to first operator
}else{
// factor in bias
if(key==10) {
lastVal += localBias;
} else {
lastVal += globalBias;
}
final byte[] newStream;
if(key==10){ //local subroutine
newStream = charStrings.get("subrs"+ (lastVal));
}else{ //global subroutine
newStream = charStrings.get("global"+ (lastVal));
}
if(newStream!=null){
final int newLength=newStream.length;
final int oldLength=glyphStream.length;
final int totalLength=newLength+oldLength-2;
dicEnd=dicEnd+newLength-2;
//workout length of new stream
final byte[] combinedStream=new byte[totalLength];
System.arraycopy(glyphStream, 0, combinedStream, 0, lastNumberStart);
System.arraycopy(newStream, 0, combinedStream, lastNumberStart, newLength);
System.arraycopy(glyphStream, p, combinedStream, lastNumberStart+newLength, oldLength-p);
glyphStream=combinedStream;
p=lastNumberStart;
if(operandReached>0) {
operandReached--;
}
}
}
//operandReached=0; //move to first operator
}else if(key==11) { //return
nonSubrCommandCount--;
//operandReached=0; //move to first operator
}else if((key==14)){ //endchar
endchar(factory, rawInt);
operandReached=0; //move to first operator
p=dicEnd+1;
}else if(key==16) { //blend
operandReached=0; //move to first operator
}else if((key==19 || key==20)){ //hintmask //cntrmask
p = mask( p);
operandReached=0; //move to first operator
}else if(key==21){//rmoveto
if(isFlex){
moveToAsFlex();
}else {
rmoveto(factory, isFirst);
}
operandReached=0; //move to first operator
}else if(key==22){ //hmoveto
if(isFlex){
final double val=operandsRead[currentOp];
x += val;
pt[ptCount]=(float) x;
ptCount++;
pt[ptCount]=(float) y;
ptCount++;
}else {
hmoveto(factory, isFirst);
}
operandReached=0; //move to first operator
}else if(key==24){ //rcurveline
rcurveline(factory);
operandReached=0; //move to first operator
}else if(key==25){ //rlinecurve
rlinecurve(factory);
operandReached=0; //move to first operator
}else if(key==26 || key==27){ //vvcurve hhcurveto
vvhhcurveto(factory, key);
operandReached=0; //move to first operator
}else if(key==30 || key==31){ //vhcurveto/hvcurveto
vhhvcurveto(factory, key);
operandReached=0; //move to first operator
}
}
if(ymin>y) {
ymin = y;
}
if(ymaxh) {
ymin = yy - h;
}
if(ymax