/** @see de.dante.extex.font.type.PlFormat#toPL( de.dante.extex.font.type.PlWriter) */
public void toPL(final PlWriter out) throws IOException {
if (boundaryChar != TfmCharInfoWord.NOCHARCODE) {
out.plopen("BOUNDARYCHAR").addChar(boundaryChar).plclose();
}
if (ligKernTable.length > 0) {
out.plopen("LIGTABLE");
for (int i = 0; i < charinfo.getCharinfoword().length; i++) {
TfmCharInfoWord ciw = charinfo.getCharinfoword()[i];
if (ciw != null) {
if (foundLigKern(ciw)) {
out.plopen("LABEL").addChar((short) (i + bc));
out.plclose();
// ligature
int ligstart = ciw.getLigkernstart();
if (ligstart != TfmCharInfoWord.NOINDEX && ligKernTable != null) {
for (int k = ligstart;
k != TfmCharInfoWord.NOINDEX;
k = ligKernTable[k].nextIndex(k)) {
TfmLigKern lk = ligKernTable[k];
if (lk instanceof TfmLigature) {
TfmLigature lig = (TfmLigature) lk;
out.plopen("LIG")
.addChar(lig.getNextChar())
.addChar(lig.getAddingChar())
.plclose();
} else if (lk instanceof TfmKerning) {
TfmKerning kerning = (TfmKerning) lk;
out.plopen("KRN")
.addChar(kerning.getNextChar())
.addReal(kerning.getKern())
.plclose();
}
}
}
out.plopen("STOP").plclose();
}
}
}
out.plclose();
}
}
/**
* Records the starting indexes of final lig/kern program in ligKernTable to auxiliary character
* information field <code>ligkernstart</code> of <code>AuxCharInfo</code>.
*
* @param pos the position of currently processed instruction in original tfm lig/kern table
* <code>ligAuxTab</code>.
* @param start the position of corresponding instruction in final lig/kern table LigKernTable.
*/
private void setLigStarts(final int pos, final int start) {
TfmIndexMultimap.Enum lab = labels.forKey(pos);
while (lab.hasMore()) {
int c = lab.next();
if (c == BOUNDARYLABEL) {
boundaryStart = start;
} else {
charinfo.getCharinfoword()[c].setLigkernstart(start);
}
}
}
/**
* Builds associative table labels which maps the character codes to lig/kern program starting
* indexes in ligAuxTab for remapping later. It also marks the starting instructions of lig/kern
* programs as active (using the <code>activity</code> field of LigKern). TFtoPL[67]
*/
private void buildLabels() {
TfmCharInfoWord[] ciw = charinfo.getCharinfoword();
for (int i = 0; i < ciw.length; i++) {
if (ciw[i].getTag() == TfmCharInfoWord.LIG_TAG) {
int start = ligStart(ciw[i].getRemainder());
if (start < ligkerncommand.length) {
labels.add(start, i);
ligkerncommand[start].setActivity(TfmLigKernCommand.ACCESSIBLE);
} else {
ciw[i].resetTag();
}
}
}
}
