public static FtFile Load(string filename)
{
var ftFile = new FtFile();
using (var br = new BinaryReader(File.OpenRead(filename)))
{
var signature = Encoding.ASCII.GetString(br.ReadBytes(4));
if (signature != SIGNATURE)
{
throw new ArgumentException($"Wrong signature: {signature}");
}
ftFile.Version = br.ReadByte();
br.BaseStream.Position = 0x20;
int letterBlockCount = br.ReadUInt16();
var hashLen = ftFile.Version == 8 ? 1 : 2;
for (var block = 0; block < 6 * letterBlockCount; block += 6)
{
int letterCodeStart = br.ReadUInt16();
int letterCodeStop = br.ReadUInt16();
int lettersOffset = br.ReadUInt16();
var saveOffset = br.BaseStream.Position;
// устанавливаем смещение дял чтения блока данных набора символов
// с кодами от letterCodeStart до letterCodeStop
br.BaseStream.Position = 6 * letterBlockCount + 0x22 + (34 - hashLen) * lettersOffset;
for (var l = letterCodeStart; l <= letterCodeStop; l++)
{
// 33 байт блок
if (ftFile.Version == 8)
{
ftFile.Letters.Add(l, br.ReadBytes(32));
// hash???
br.ReadByte();
}
// 32 байт блок
else
{
ftFile.Letters.Add(l, br.ReadBytes(30));
// hash???
br.ReadUInt16();
}
}
br.BaseStream.Position = saveOffset;
}
}
return(ftFile);
}
public FtMaker(FtFile ftFile)
{
_ftFile = ftFile;
}
public void SetFontFile(string fontFilename)
{
_ftFile = FtFile.Load(fontFilename);
_ftMaker = new FtMaker(_ftFile);
}