//C++ TO C# CONVERTER WARNING: 'const' methods are not available in C#:
//ORIGINAL LINE: const AlphabetTable0* alphabetTable0() const
public AlphabetTable0 alphabetTable0()
{
//C++ TO C# CONVERTER TODO TASK: There is no equivalent to 'reinterpret_cast' in C#:
return(reinterpret_cast <const AlphabetTable0>(bytes() + alphabet_offset));
}
// Try looking up word in alphabet table, return DONT_BREAK if any code units
// fail to map. Otherwise, returns BREAK_AND_INSERT_HYPHEN,
// BREAK_AND_INSERT_ARMENIAN_HYPHEN, or BREAK_AND_DONT_INSERT_HYPHEN based on
// the the script of the characters seen. Note that this method writes len+2
// entries into alpha_codes (including start and stop)
private HyphenationType alphabetLookup(UInt16[] alpha_codes, UInt16[] word, int len)
{
Header header = getHeader();
HyphenationType result = HyphenationType.BREAK_AND_INSERT_HYPHEN;
// TODO: check header magic
uint alphabetVersion = header.alphabetVersion();
if (alphabetVersion == 0)
{
AlphabetTable0 alphabet = header.alphabetTable0();
uint min_codepoint = new uint(alphabet.min_codepoint);
uint max_codepoint = new uint(alphabet.max_codepoint);
alpha_codes[0] = 0; // word start
for (int i = 0; i < len; i++)
{
UInt16 c = word[i];
if (c < min_codepoint || c >= max_codepoint)
{
return(HyphenationType.DONT_BREAK);
}
byte code = alphabet.data[c - min_codepoint];
if (code == 0)
{
return(HyphenationType.DONT_BREAK);
}
if (result == HyphenationType.BREAK_AND_INSERT_HYPHEN)
{
result = minikin.GlobalMembers.hyphenationTypeBasedOnScript(new UInt16(c));
}
alpha_codes[i + 1] = code;
}
alpha_codes[len + 1] = 0; // word termination
return(result);
}
else if (alphabetVersion == 1)
{
AlphabetTable1 alphabet = header.alphabetTable1();
int n_entries = alphabet.n_entries;
uint[] begin = new uint(alphabet.data);
uint end = begin + n_entries;
alpha_codes[0] = 0;
for (int i = 0; i < len; i++)
{
UInt16 c = word[i];
var p = std::lower_bound <uint *, uint>(begin, end, c << 11);
if (p == end)
{
return(HyphenationType.DONT_BREAK);
}
uint entry = p;
if (AlphabetTable1.codepoint(new uint(entry)) != c)
{
return(HyphenationType.DONT_BREAK);
}
if (result == HyphenationType.BREAK_AND_INSERT_HYPHEN)
{
result = minikin.GlobalMembers.hyphenationTypeBasedOnScript(new UInt16(c));
}
alpha_codes[i + 1] = AlphabetTable1.value(new uint(entry));
}
alpha_codes[len + 1] = 0;
return(result);
}
return(HyphenationType.DONT_BREAK);
}