/**
* writes table directory.
*
* @throws IOException
*/
private void writeTableDirectory() throws IOException {
int headerLength = m_tables.size() * 16 + 16;
int tableOffset = headerLength;
for (FontFormatWriter table : m_tables) {
table.setOffset(tableOffset);
tableOffset += table.size();
} // for table
ArrayList<FontFormatWriter> tables = (ArrayList<FontFormatWriter>) m_tables.clone();
Collections.sort(
tables,
new Comparator<FontFormatWriter>() {
public int compare(FontFormatWriter a_lhs, FontFormatWriter a_rhs) {
return a_lhs.getTag().compareTo(a_rhs.getTag());
}
public boolean equals(Object a_value) {
return false;
}
});
writeFixed32(1.0);
int numOfTables = tables.size();
writeUInt16(numOfTables);
int searchRange = getSearchRange(numOfTables);
writeUInt16(searchRange);
int entrySelector = getEntrySelector(numOfTables);
writeUInt16(entrySelector);
writeUInt16(numOfTables * 16 - searchRange);
for (FontFormatWriter table : tables) {
writeTag(table.getTag());
writeUInt32(table.getCheckSum());
writeUInt32(table.getOffset());
writeUInt32(table.size());
} // for
// padding is always 4 zeros
for (int i = 0; i < 4; i++) {
writeUInt8(0);
} // for i
}
